CN204625852U - A kind of spiral air flow auxiliary electrostatic device for spinning - Google Patents
A kind of spiral air flow auxiliary electrostatic device for spinning Download PDFInfo
- Publication number
- CN204625852U CN204625852U CN201520339395.8U CN201520339395U CN204625852U CN 204625852 U CN204625852 U CN 204625852U CN 201520339395 U CN201520339395 U CN 201520339395U CN 204625852 U CN204625852 U CN 204625852U
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- metal mesh
- mesh opening
- fluid jet
- jet nozzles
- many fluid
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Abstract
A kind of spiral air flow auxiliary electrostatic device for spinning, relates to many jet flow static electricities device for spinning.Be provided with high voltage source, many fluid jet nozzles, liquid feed device, nozzle, aspiration pump, motor, metal mesh opening collector, band air flue interface circular bottom plate; Described liquid feed device is connected with many fluid jet nozzles by flexible pipe; Many fluid jet nozzles upper end is provided with feed liquor interface, and many fluid jet nozzles inside is provided with solution tank; Many fluid jet nozzles are located at above metal mesh opening collector, and many fluid jet nozzles overlap with metal mesh opening collector central shaft, and metal mesh opening collector is connected with motor by turning cylinder, and motor drives metal mesh opening collector to rotate; Band air flue interface circular bottom plate is located at metal mesh opening collector lower end, and aspiration pump is connected with band air flue interface circular bottom plate by bleed-off passage; High-voltage power cathode is connected with many fluid jet nozzles by wire, high voltage source minus earth; Metal mesh opening collector ground connection.Production efficiency and the fiber quality of spinning are high.
Description
Technical field
The utility model relates to many jet flow static electricities device for spinning, especially relates to one many jet flow static electricities device for spinning of band auxiliary screw air-flow.
Background technology
Method of electrostatic spinning is a kind of method of high-efficiency production of nano fiber, can realize fibre diameter in tens nanometers to the preparation of the nanofiber of several microns.Electrostatic spinning manufacturing installation is simple, and with low cost, energy consumption is low, has become mainstream technology prepared by nanofiber at present.Nanofiber diameter is little, specific area is large, material source is extensive, and oneself is through obtaining application study in fields such as filtration, sensor, biomedicines, and has showed huge market potential.At present, what traditional electrostatic spinning adopted is that single spinning nozzle carries out electrostatic spinning, produced jet only have one, productivity ratio is too low, be only 0.01 ~ 0.1g/h, have influence on its industrialization and scale (Nandana Bhardwaj greatly, Subhas C.Electrospinning:A fascinating fiber fabrication technique [J] .Biotechnology Advances, 2010, 28:325-347), in recent years, researcher is for this problem, propose electrostatic spinning apparatus (the Varabhas J S of many shower nozzles, Chase G G, Reneker D H.Electrospunnanofibers from a porous hollow tube [J] .Polymer, 2008, 49:4226-4229), output increased is to 0.3 ~ 0.5g/h, an order of magnitude nearlyer than traditional electrospinning output increased, but under this mode, fiber only stretches by the effect of electric field force, the fiber produced is thicker, reach thinner fiber and need very high voltage, voltage needed for shower nozzle needs very high, and strong voltage makes to create very strong repulsion electric field between shower nozzle and shower nozzle, affect the generation of the taylor cone of each shower nozzle, also electrostatic repulsion can be produced between jet, jet is made to produce, the fiber produced is disorderly and unsystematic, have a strong impact on the quality of nanofiber, the range of application of its fiber is made to be subject to great restriction.
Summary of the invention
The purpose of this utility model is to provide a kind of spiral air flow auxiliary electrostatic device for spinning.
The utility model is provided with high voltage source, many fluid jet nozzles, liquid feed device, nozzle, aspiration pump, motor, metal mesh opening collector, band air flue interface circular bottom plate;
Described liquid feed device is connected with many fluid jet nozzles by flexible pipe; Many fluid jet nozzles upper end is provided with feed liquor interface, and many fluid jet nozzles inside is provided with solution tank; Many fluid jet nozzles are located at above metal mesh opening collector, and many fluid jet nozzles overlap with metal mesh opening collector central shaft, and metal mesh opening collector is connected with motor by turning cylinder, and motor drives metal mesh opening collector to rotate; Band air flue interface circular bottom plate is located at metal mesh opening collector lower end, and aspiration pump is connected with band air flue interface circular bottom plate by bleed-off passage; High-voltage power cathode is connected with many fluid jet nozzles by wire, high voltage source minus earth; Metal mesh opening collector ground connection.
Described metal mesh opening collector surface is provided with the tapering of 10 ° ~ 30 °.
Described many fluid jet nozzles interior surface tapering is less than the tapering of metal mesh opening collector.
Upper end, described solution tank nozzle region is large, and lower end is little.
Described many fluid jet nozzles are provided with symmetrical 10 symmetric nozzles of two rows, and, the internal diameter of each nozzle is 0.1 ~ 0.5mm on each nozzle height equidistantly.
Introduce the rapidly and efficiently injection that spiral secondary air promotes jet, guide the directional motion of jet, the metal mesh opening collector drawing of fiber of rotation, forms the fiber of uniform sequential arrangement
The utility model has the advantage of: gas forms spiral air flow by the metal mesh opening collector rotated, and accelerates the collection of electrospinning fibre, improves the collection efficiency of spinning, fiber can also be guided to move in the horizontal direction, promotes the uniform sequential arrangement of fiber; Can slenderizing fiber by the metal mesh opening collector rotated, also can promote the uniform sequential arrangement of fiber.
Accompanying drawing explanation
Fig. 1 is the structure composition schematic diagram of the utility model embodiment.
In figure, be respectively labeled as: 1, high voltage source; 2, feed liquor interface; 3, many fluid jet nozzles; 4, liquid feed device; 5, solution tank; 6, nozzle; 7, aspiration pump; 8, bleed-off passage; 9, motor; 10, metal mesh opening collector; 11, air flue interface circular bottom plate is with.
Detailed description of the invention
Following examples will the utility model is described in further detail by reference to the accompanying drawings.
See Fig. 1, the utility model is provided with high voltage source 1, many fluid jet nozzles 3, liquid feed device 4, nozzle 6, aspiration pump 7, motor 9, metal mesh opening collector 10, band air flue interface circular bottom plate 11.Described liquid feed device 4 is connected with many fluid jet nozzles 3 by flexible pipe; Many fluid jet nozzle 3 upper ends are provided with feed liquor interface 2, and many fluid jet nozzle 3 inside is provided with solution tank 5; Many fluid jet nozzles 3 are located at above metal mesh opening collector 10, and many fluid jet nozzles 3 overlap with metal mesh opening collector 10 central shaft, and metal mesh opening collector 10 is connected with motor 9 by turning cylinder, and motor 9 drives metal mesh opening collector 10 to rotate; Band air flue interface circular bottom plate 11 is located at metal mesh opening collector 10 lower end, and aspiration pump 7 is connected with band air flue interface circular bottom plate 11 by bleed-off passage 8; High voltage source 1 positive pole is connected with many fluid jet nozzles 3 by wire, high voltage source 1 minus earth; Metal mesh opening collector 10 ground connection.
Before starting to carry out electrostatic spinning, many fluid jet nozzles 3 need be placed on the top of metal mesh opening collector 10, control many fluid jet nozzles 3 and be greater than 30mm with the minimum range of metal mesh opening collector 10.When starting electrostatic spinning, open liquid feed device 4, electrostatic spinning solution is injected in reservoir 5, open aspiration pump 7, make the air-flow that the generation of metal mesh opening collector 10 inside is downward, open motor 9 and drive metal mesh opening collector 10 to rotate, make air-flow form helical form.Treat that solution stream puts nozzle, start high voltage source 1, high voltage electric field is formed between many fluid jet nozzles 3 and metal mesh opening collector 10, produce jet at nozzle 6 place, spiral air flow drives jet motion, accelerates the collection of electrospinning fibre, and spiral air flow guides jet to move in the horizontal direction, promote the uniform sequential arrangement of fiber, the metal mesh opening collector 10 of rotation can slenderizing fiber, also can promote the uniform sequential arrangement of fiber.
Gas forms spiral air flow by the metal mesh opening collector rotated, and the metal mesh opening collector of rotation promotes the slenderizing of fiber, improves production efficiency and the fiber quality of spinning further, be conducive to realizing ordered nano-fibers efficient, produce fast.
Claims (5)
1. a spiral air flow auxiliary electrostatic device for spinning, is characterized in that being provided with high voltage source, many fluid jet nozzles, liquid feed device, nozzle, aspiration pump, motor, metal mesh opening collector, band air flue interface circular bottom plate;
Described liquid feed device is connected with many fluid jet nozzles by flexible pipe; Many fluid jet nozzles upper end is provided with feed liquor interface, and many fluid jet nozzles inside is provided with solution tank; Many fluid jet nozzles are located at above metal mesh opening collector, and many fluid jet nozzles overlap with metal mesh opening collector central shaft, and metal mesh opening collector is connected with motor by turning cylinder, and motor drives metal mesh opening collector to rotate; Band air flue interface circular bottom plate is located at metal mesh opening collector lower end, and aspiration pump is connected with band air flue interface circular bottom plate by bleed-off passage; High-voltage power cathode is connected with many fluid jet nozzles by wire, high voltage source minus earth; Metal mesh opening collector ground connection.
2. a kind of spiral air flow auxiliary electrostatic device for spinning as claimed in claim 1, is characterized in that described metal mesh opening collector surface is provided with the tapering of 10 ° ~ 30 °.
3. a kind of spiral air flow auxiliary electrostatic device for spinning as claimed in claim 1, is characterized in that described many fluid jet nozzles interior surface tapering is less than the tapering of metal mesh opening collector.
4. a kind of spiral air flow auxiliary electrostatic device for spinning as claimed in claim 1, it is characterized in that upper end, described solution tank nozzle region is large, lower end is little.
5. a kind of spiral air flow auxiliary electrostatic device for spinning as claimed in claim 1, is characterized in that described many fluid jet nozzles are provided with symmetrical 10 symmetric nozzles of two rows, and, the internal diameter of each nozzle is 0.1 ~ 0.5mm on each nozzle height equidistantly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520339395.8U CN204625852U (en) | 2015-05-22 | 2015-05-22 | A kind of spiral air flow auxiliary electrostatic device for spinning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520339395.8U CN204625852U (en) | 2015-05-22 | 2015-05-22 | A kind of spiral air flow auxiliary electrostatic device for spinning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204625852U true CN204625852U (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520339395.8U Withdrawn - After Issue CN204625852U (en) | 2015-05-22 | 2015-05-22 | A kind of spiral air flow auxiliary electrostatic device for spinning |
Country Status (1)
| Country | Link |
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| CN (1) | CN204625852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104831370A (en) * | 2015-05-22 | 2015-08-12 | 厦门大学 | Spiral airflow auxiliary electrostatic spinning device |
-
2015
- 2015-05-22 CN CN201520339395.8U patent/CN204625852U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104831370A (en) * | 2015-05-22 | 2015-08-12 | 厦门大学 | Spiral airflow auxiliary electrostatic spinning device |
| CN104831370B (en) * | 2015-05-22 | 2017-04-05 | 厦门大学 | Spiral air flow auxiliary electrostatic device for spinning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150909 Effective date of abandoning: 20170405 |