CN202509163U - Coaxial electrostatic spinning nozzle with controllable airflow - Google Patents
Coaxial electrostatic spinning nozzle with controllable airflow Download PDFInfo
- Publication number
- CN202509163U CN202509163U CN2011204751162U CN201120475116U CN202509163U CN 202509163 U CN202509163 U CN 202509163U CN 2011204751162 U CN2011204751162 U CN 2011204751162U CN 201120475116 U CN201120475116 U CN 201120475116U CN 202509163 U CN202509163 U CN 202509163U
- Authority
- CN
- China
- Prior art keywords
- air
- electrostatic spinning
- hollow pipe
- hollow
- shower nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010041 electrostatic spinning Methods 0.000 title claims abstract description 37
- 239000007789 gas Substances 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 20
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 7
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 239000001307 helium Substances 0.000 claims description 5
- 229910052734 helium Inorganic materials 0.000 claims description 5
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- -1 pottery Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000003570 air Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 abstract description 7
- 238000001914 filtration Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 238000007306 functionalization reaction Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 239000011324 bead Substances 0.000 abstract description 3
- 239000003814 drug Substances 0.000 abstract description 3
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000002121 nanofiber Substances 0.000 description 12
- 239000007921 spray Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000009987 spinning Methods 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 238000001523 electrospinning Methods 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000000845 anti-microbial effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 230000009881 electrostatic interaction Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 208000037797 influenza A Diseases 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 239000003658 microfiber Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Landscapes
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The utility model discloses a controllable coaxial electrostatic spinning shower nozzle of air current, including the set casing 1 that is used for fixed hollow tube and the coaxial hollow tube more than 3, can form the injection ring between the interior outer wall of coaxial hollow tube, the shower nozzle that makes a plurality of coaxial subassembly combinations plays coaxial guide effect. The nanometer fiber which has no bead, small diameter, large specific surface area and easy functionalization is prepared by the utility model, the processing procedure is simple, and the product quality is high; is very suitable for application in the aspects of medicine, filtration, protection and the like, and has wide application fields.
Description
Technical field
The utility model relates to the electrostatic spinning field, is specifically related to a kind of shower nozzle of being made up of a plurality of coaxial modules and set casing.
Background technology
Electrostatic spinning is called electricity again and spins, and is that polymer solution or melt spray stretching and the technology of acquisition nano-scale fiber under electrostatic interaction, and it is acknowledged as the technology of the very fast preparation nanofiber of development in recent years.Utilize the nano fiber non-woven fabric and the microporous barrier of this technology preparation to have soft, characteristics such as intensity is big, bulking intensity is high, thermal property is good, filter efficiency height, can be widely used in the efficient low-resistance filtering material: like the air filtration in ordinary central air-conditioner, residential central air conditioning filtering material, the electronics industry, heavy metal wastewater thereby filtering material etc.; Medical material is like desinfection chamber filter cloth, antimicrobial dust-proof mouth mask and medical isolation clothes and mouth masks such as anti-SARS, Flu-A; Military heat insulating material formed, health-care material: novel warming packing materials such as bed clothes, pillow, insulated cold wear; Also can be applicable to fields such as oil absorption material, automobile filter, oil separation.
At present; Common electrostatic spinning technique gained output is very low, and the scope of its output representative value is 1mg/h～1g/h, and the extensibility under most conditions in the electrostatic spinning is lower; Spinning line is very short; Therefore macromolecular orientation develops imperfection in this course, makes that the intensity of electro spinning nano fiber is lower, is difficult to large-scale production.
At present, electrostatic spinning technique is simple, easy to operate, but following shortcoming is arranged:
The first, electrostatic spinning is difficult to obtain nanofiber separated from one another; The second, the capillary that tradition adopts carries out electrostatic spinning, and internal diameter capillaceous is little, processing difficulties, and easy blocking influences product quality; The 3rd, conventional electrostatic spinning gained fiber drying difficulty influences the finished product quality.
For example application number is 200810105401.8; The Chinese patent that publication number is " 101570898 " discloses a kind of high efficiency electrostatic spinning nozzle, belongs to the electrostatic spinning field; It comprises spray orifice and cone; The mating part five equilibrium of cone and spray orifice cuts out several planes, and spinning solution or melt flow to spray screw tap face equably from the gap of each plane and spray orifice, when the big end circumference of spray screw tap face is evenly distributed with solution or melt; After adding electrostatic field, the big end circumference of spray screw tap face will form the injection stream of multiply; Weak point of the present invention is that electrostatic spinning speed is slow, is difficult to obtain nanofiber separated from one another, and fiber drying difficulty product quality is bad.
The utility model content
The utility model overcomes the above-mentioned defective that exists on the prior art, proposes the controlled coaxial electrostatic spinning shower nozzle of a kind of air-flow.The utility model has solved existing electrostatic spinning because electricity spins the time weak point; The volatilization of electricity spinning solution not exclusively; The moistening phenomenon of the local sometimes appearance of gained nanofiber; Dried fiber heterogeneity the difficult each other nanofiber that separates, dry local difficulty appears easily, and, problem such as cause product quality to descend and the finished product quality is bad; Prepare do not have bead, diameter is tiny, specific area is big, functionalization is easy to nanofiber, manufacturing procedure is simple, product quality is high; Be suitable for very much the application of aspects such as medicine, filtration, protection, have application fields.
The utility model is realized through following technical scheme:
The coaxial electrostatic spinning shower nozzle that a kind of air-flow is controlled is characterized in that: comprise the set casing that is used for fixing hollow pipe and coaxial hollow pipe more than 3; Said set casing is provided with 3 holes at least, and 3 holes are followed successively by interior air admission hole, inlet opening and external admission hole from inside to outside; Described hollow pipe is followed successively by interior hollow pipe, hollow core barrel, hollow outer tube from inside to outside; The internal diameter of hollow pipe forms the center fumarole in said, and the internal diameter of inlet end is greater than the internal diameter of outlet side; Be provided with the gap between said per two hollow pipes; Gap in said between hollow pipe and the hollow core barrel forms interior sparge ring, and the gap of interior sparge ring liquid feeding end is greater than the gap of outlet end; Gap between said hollow core barrel and the hollow outer tube forms outer sparge ring, and the gap of outer sparge ring inlet end is greater than the gap of outlet side; Air admission hole, inlet opening and external admission hole are communicated with center fumarole, interior sparge ring and outer sparge ring respectively in said.
The external diameter of hollow pipe inlet end is less than the external diameter of outlet side in said, and the external diameter of hollow core barrel liquid feeding end is less than the external diameter of outlet end, and the external diameter of hollow outer tube inlet end is less than the external diameter of outlet side.
Said set casing is provided with the fixed card slot that is used for fixing hollow pipe, and the tube wall size of the size of fixed card slot and the air inlet of hollow pipe or liquid feeding end is suitable.
The internal diameter of said center fumarole is 0.1-10mm.
Sparge ring is a liquid spraying ring in said, and width is 0.1-5mm.
Said outer sparge ring is jet ring, and width is 0.1-10mm.
Be added with Compressed Gas in said center fumarole and the outer jet ring, Compressed Gas is one or both combinations or the multiple combination in air, nitrogen, carbon dioxide, argon gas or the helium.
The flow velocity 0.1-20 m of said Compressed Gas
3/ s.
Said center fumarole is consistent with speed with the temperature of the interior Compressed Gas of outer jet ring.
The temperature and the speed of Compressed Gas are inconsistent in said center fumarole and the outer jet ring.
Said hollow pipe is processed for the anticorrosive anti-wear material.
Said anticorrosive anti-wear material is stainless steel, pottery, glass or plastics.
The advantage of the utility model is:
1, the utility model can be realized existing common spinning equipment is simply transformed, and is easy to operate, and the electricity that can be used for multiple polymers solution spins or blending; Even be difficult to the polymer solution that direct electricity spins and realize electrostatic spinning by this method; This technology can be accelerated the speed of electrostatic spinning greatly, and the speed of its electrostatic spinning obtains nanofiber separated from one another easily than the fast 5-10 of electrostatic spinning speed times of single shower nozzle; Each assembly of shower nozzle can separate; Convenient processing, cleaning and maintenance are enhanced productivity, and have also improved the quality of product.
2, the utility model adopts set casing to be provided with the fixed card slot that is used for fixing hollow pipe, and the tube wall size of the size of fixed card slot and the air inlet of hollow pipe or liquid feeding end is suitable; The fixation hollow pipe prevents that it from rocking effectively, changes gap length, influences product quality.
3, the internal diameter of the utility model employing center fumarole is 0.1-10mm; Interior sparge ring is a liquid spraying ring, and width is 0.1-5mm; Outer sparge ring is jet ring, and width is 0.1-10mm; Can prepare superfine fibre according to demand adjustment size, advantages such as having and do not have bead, diameter is tiny, specific area is big, functionalization is easy obtains nanofiber separated from one another easily.
4, the utility model is employed in center fumarole and the outer jet ring and is added with Compressed Gas, and Compressed Gas can be one or both combinations or the multiple combination in air, nitrogen, carbon dioxide, argon gas, the helium; The flow velocity 0.1-20 m of Compressed Gas
3/ s; The center fumarole is consistent with speed or inconsistent with the temperature of the interior Compressed Gas of outer jet ring; Can different specifications be set according to the Application Areas of product, the product of producing is met the requirements.
5, the utility model adopts said hollow pipe to process for the anticorrosive anti-wear material, and the anticorrosive anti-wear material is stainless steel, pottery, glass or plastics; Can prolong the shower nozzle life cycle, enhance productivity, the advantage that application market is wide has bigger economic benefit and social benefit.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of the utility model set casing lower section.
Fig. 3 is the structural representation of the coaxial hollow pipe lower section of the utility model.
Be labeled as among the figure: 1, set casing, 2, interior air admission hole, 3, inlet opening, 4, the external admission hole, 5, interior hollow pipe, 6, the hollow core barrel, 7, hollow outer tube.
The specific embodiment
The coaxial electrostatic spinning shower nozzle that a kind of air-flow is controlled comprises set casing 1 and 3 coaxial hollow pipes of being used for fixing hollow pipe; Said set casing 1 is provided with 3 holes at least, air admission hole 2, inlet opening 3 and external admission hole 4 in 3 holes are followed successively by from inside to outside; Described hollow pipe is followed successively by interior hollow pipe 5, hollow core barrel 6, hollow outer tube 7 from inside to outside; The internal diameter of hollow pipe 5 forms the center fumarole in said, and the internal diameter of inlet end is greater than the internal diameter of outlet side; Be provided with the gap between said per two hollow pipes; Gap in said between hollow pipe 5 and the hollow core barrel 6 forms interior sparge ring, and the gap of interior sparge ring liquid feeding end is greater than the gap of outlet end; Gap between said hollow core barrel 6 and the hollow outer tube 7 forms outer sparge ring, and the gap of outer sparge ring inlet end is greater than the gap of outlet side; Air admission hole 2, inlet opening 3 and external admission hole 4 are communicated with center fumarole, interior sparge ring and outer sparge ring respectively in said.
In the utility model, the external diameter of said interior hollow pipe 5 inlet ends is less than the external diameter of outlet side, and the external diameter of hollow core barrel 6 liquid feeding ends is less than the external diameter of outlet end, and the external diameter of hollow outer tube 7 inlet ends is less than the external diameter of outlet side; Said set casing 1 is provided with the fixed card slot that is used for fixing hollow pipe, and the tube wall size of the size of fixed card slot and the air inlet of hollow pipe or liquid feeding end is suitable; Said center fumarole inlet end internal diameter is 5mm, and the outlet side internal diameter is 0.1mm; Sparge ring is a liquid spraying ring in said, and the liquid feeding end gap width is 2.5mm, and the outlet end gap width is 0.1mm; Said outer sparge ring is jet ring, and the inlet end gap width is 5mm, and the outlet side gap width is 0.1mm; Be added with air in said center fumarole and the outer jet ring; Flow velocity 0.1 m of said Compressed Gas
3/ s; Said center fumarole is consistent with speed with the temperature of the interior Compressed Gas of outer jet ring; Said hollow pipe is processed for the anticorrosive anti-wear material; Said anticorrosive anti-wear material is plastics.
The utility model in use, directly socket or be embedded on the electro-spinning equipment of set casing 1 through thread groove, Compressed Gas can heat or cool off, the Compressed Gas flow velocity can be controlled through the size of air valve or switch; Can realize the large-scale production electrostatic spinning of common spinning equipment, and can improve the uniformity of injection stream, make electrospun fibers more even; Obtain the thinner micro/nano-fibre non-woven product of fineness, and each assembly of shower nozzle can separate processing easily; Clean simply easy maintenance.
The coaxial electrostatic spinning shower nozzle that a kind of air-flow is controlled comprises set casing 1 and 3 coaxial hollow pipes of being used for fixing hollow pipe; Said set casing 1 is provided with 3 holes at least, air admission hole 2, inlet opening 3 and external admission hole 4 in 3 holes are followed successively by from inside to outside; Described hollow pipe is followed successively by interior hollow pipe 5, hollow core barrel 6, hollow outer tube 7 from inside to outside; The internal diameter of hollow pipe 5 forms the center fumarole in said, and the internal diameter of inlet end is greater than the internal diameter of outlet side; Be provided with the gap between said per two hollow pipes; Gap in said between hollow pipe 5 and the hollow core barrel 6 forms interior sparge ring, and the gap of interior sparge ring liquid feeding end is greater than the gap of outlet end; Gap between said hollow core barrel 6 and the hollow outer tube 7 forms outer sparge ring, and the gap of outer sparge ring inlet end is greater than the gap of outlet side; Air admission hole 2, inlet opening 3 and external admission hole 4 are communicated with center fumarole, interior sparge ring and outer sparge ring respectively in said.
In the utility model, the external diameter of said interior hollow pipe 5 inlet ends is less than the external diameter of outlet side, and the external diameter of hollow core barrel 6 liquid feeding ends is less than the external diameter of outlet end, and the external diameter of hollow outer tube 7 inlet ends is less than the external diameter of outlet side; Said set casing 1 is provided with the fixed card slot that is used for fixing hollow pipe, and the tube wall size of the size of fixed card slot and the air inlet of hollow pipe or liquid feeding end is suitable; Said center fumarole inlet end internal diameter is 5mm, and the outlet side internal diameter is 1mm; Sparge ring is a liquid spraying ring in said, and the liquid feeding end gap width is 2.5mm, and the outlet end gap width is 1mm; Said outer sparge ring is jet ring, and the inlet end gap width is 5mm, and the outlet side gap width is 1mm; Be added with nitrogen in said center fumarole and the outer jet ring; Flow velocity 5 m of said Compressed Gas
3/ s; Said center fumarole is consistent with speed with the temperature of the interior Compressed Gas of outer jet ring; Said hollow pipe is processed for the anticorrosive anti-wear material; Said anticorrosive anti-wear material is a glass.
The coaxial electrostatic spinning shower nozzle that a kind of air-flow is controlled comprises set casing 1 and 3 coaxial hollow pipes of being used for fixing hollow pipe; Said set casing 1 is provided with 3 holes at least, air admission hole 2, inlet opening 3 and external admission hole 4 in 3 holes are followed successively by from inside to outside; Described hollow pipe is followed successively by interior hollow pipe 5, hollow core barrel 6, hollow outer tube 7 from inside to outside; The internal diameter of hollow pipe 5 forms the center fumarole in said, and the internal diameter of inlet end is greater than the internal diameter of outlet side; Be provided with the gap between said per two hollow pipes; Gap in said between hollow pipe 5 and the hollow core barrel 6 forms interior sparge ring, and the gap of interior sparge ring liquid feeding end is greater than the gap of outlet end; Gap between said hollow core barrel 6 and the hollow outer tube 7 forms outer sparge ring, and the gap of outer sparge ring inlet end is greater than the gap of outlet side; Air admission hole 2, inlet opening 3 and external admission hole 4 are communicated with center fumarole, interior sparge ring and outer sparge ring respectively in said.
In the utility model, the external diameter of said interior hollow pipe 5 inlet ends is less than the external diameter of outlet side, and the external diameter of hollow core barrel 6 liquid feeding ends is less than the external diameter of outlet end, and the external diameter of hollow outer tube 7 inlet ends is less than the external diameter of outlet side; Said set casing 1 is provided with the fixed card slot that is used for fixing hollow pipe, and the tube wall size of the size of fixed card slot and the air inlet of hollow pipe or liquid feeding end is suitable; Said center fumarole inlet end internal diameter is 10mm, and the outlet side internal diameter is 0.1mm; Sparge ring is a liquid spraying ring in said, and the liquid feeding end gap width is 5mm, and the outlet end gap width is 0.1mm; Said outer sparge ring is jet ring, and the inlet end gap width is 5mm, and the outlet side gap width is 0.1mm; Be added with argon gas and helium in said center fumarole and the outer jet ring; The flow velocity 0.5m of said Compressed Gas
3/ s; Said center fumarole is consistent with speed with the temperature of the interior Compressed Gas of outer jet ring; Said hollow pipe is processed for the anticorrosive anti-wear material; Said anticorrosive anti-wear material is a pottery.
The coaxial electrostatic spinning shower nozzle that a kind of air-flow is controlled comprises set casing 1 and 3 coaxial hollow pipes of being used for fixing hollow pipe; Said set casing 1 is provided with 3 holes at least, air admission hole 2, inlet opening 3 and external admission hole 4 in 3 holes are followed successively by from inside to outside; Described hollow pipe is followed successively by interior hollow pipe 5, hollow core barrel 6, hollow outer tube 7 from inside to outside; The internal diameter of hollow pipe 5 forms the center fumarole in said, and the internal diameter of inlet end is greater than the internal diameter of outlet side; Be provided with the gap between said per two hollow pipes; Gap in said between hollow pipe 5 and the hollow core barrel 6 forms interior sparge ring, and the gap of interior sparge ring liquid feeding end is greater than the gap of outlet end; Gap between said hollow core barrel 6 and the hollow outer tube 7 forms outer sparge ring, and the gap of outer sparge ring inlet end is greater than the gap of outlet side; Air admission hole 2, inlet opening 3 and external admission hole 4 are communicated with center fumarole, interior sparge ring and outer sparge ring respectively in said.
In the utility model, the external diameter of said interior hollow pipe 5 inlet ends is less than the external diameter of outlet side, and the external diameter of hollow core barrel 6 liquid feeding ends is less than the external diameter of outlet end, and the external diameter of hollow outer tube 7 inlet ends is less than the external diameter of outlet side; Said set casing 1 is provided with the fixed card slot that is used for fixing hollow pipe, and the tube wall size of the size of fixed card slot and the air inlet of hollow pipe or liquid feeding end is suitable; Said center fumarole inlet end internal diameter is 10mm, and the outlet side internal diameter is 5mm; Sparge ring is a liquid spraying ring in said, and the liquid feeding end gap width is 5mm, and the outlet end gap width is 2.5mm; Said outer sparge ring is jet ring, and the inlet end gap width is 5mm, and the outlet side gap width is 5mm; Be added with carbon dioxide, argon gas and helium in said center fumarole and the outer jet ring; Flow velocity 20 m of said Compressed Gas
3/ s; Said center fumarole is consistent with speed with the temperature of the interior Compressed Gas of outer jet ring; Said hollow pipe is processed for the anticorrosive anti-wear material; Said anticorrosive anti-wear material is a stainless steel.
Be that with the difference of embodiment 1,2,3,4 temperature and the speed of Compressed Gas are inconsistent in said center fumarole and the outer jet ring.
Be with the difference of embodiment 1,2,3,4,5; The coaxial electrostatic spinning shower nozzle that a kind of air-flow is controlled; Comprise the set casing 1 that is used for fixing hollow pipe and coaxial hollow pipe more than 3; Can form sparge ring between the inside and outside wall of coaxial hollow pipe, make the shower nozzle of a plurality of coaxial module combinations play coaxial guide effect.
The utility model can prepare superfine fibre, have the application that diameter is tiny, specific area is big, functionalization is suitable for aspects such as medicine, filtration, protection easily, very much, have application fields.
Claims (10)
1. coaxial electrostatic spinning shower nozzle that air-flow is controlled is characterized in that: comprise the set casing (1) that is used for fixing hollow pipe and coaxial hollow pipe more than 3; Said set casing (1) is provided with 3 holes at least, and 3 holes are followed successively by interior air admission hole (2), inlet opening (3) and external admission hole (4) from inside to outside; Described hollow pipe is followed successively by interior hollow pipe (5), hollow core barrel (6), hollow outer tube (7) from inside to outside; The internal diameter of hollow pipe (5) forms the center fumarole in said, and the internal diameter of inlet end is greater than the internal diameter of outlet side; Be provided with the gap between said per two hollow pipes; Gap in said between hollow pipe (5) and the hollow core barrel (6) forms interior sparge ring, and the gap of interior sparge ring liquid feeding end is greater than the gap of outlet end; Gap between said hollow core barrel (6) and the hollow outer tube (7) forms outer sparge ring, and the gap of outer sparge ring inlet end is greater than the gap of outlet side; Air admission hole (2), inlet opening (3) and external admission hole (4) are communicated with center fumarole, interior sparge ring and outer sparge ring respectively in said.
2. the coaxial electrostatic spinning shower nozzle that a kind of air-flow according to claim 1 is controlled; It is characterized in that: the external diameter of hollow pipe (5) inlet end is less than the external diameter of outlet side in said; The external diameter of hollow core barrel (6) liquid feeding end is less than the external diameter of outlet end, and the external diameter of hollow outer tube (7) inlet end is less than the external diameter of outlet side.
3. the coaxial electrostatic spinning shower nozzle that a kind of air-flow according to claim 2 is controlled; It is characterized in that: said set casing (1) is provided with the fixed card slot that is used for fixing hollow pipe, and the tube wall size of the size of fixed card slot and the air inlet of hollow pipe or liquid feeding end is suitable.
4. the coaxial electrostatic spinning shower nozzle that a kind of air-flow according to claim 3 is controlled is characterized in that: the internal diameter of said center fumarole is 0.1-10mm; Sparge ring is a liquid spraying ring in said, and width is 0.1-5mm; Said outer sparge ring is jet ring, and width is 0.1-10mm.
5. the coaxial electrostatic spinning shower nozzle that a kind of air-flow according to claim 4 is controlled is characterized in that: be added with Compressed Gas in said center fumarole and the outer jet ring, Compressed Gas can be a kind of in air, nitrogen, carbon dioxide, argon gas, the helium.
6. the coaxial electrostatic spinning shower nozzle that a kind of air-flow according to claim 5 is controlled is characterized in that: the flow velocity 0.1-20 m of said Compressed Gas
3/ s.
7. the coaxial electrostatic spinning shower nozzle that a kind of air-flow according to claim 6 is controlled is characterized in that: said center fumarole is consistent with speed with the temperature of the interior Compressed Gas of outer jet ring.
8. the coaxial electrostatic spinning shower nozzle that a kind of air-flow according to claim 6 is controlled is characterized in that: the temperature and the speed of Compressed Gas are inconsistent in said center fumarole and the outer jet ring.
9. according to claim 7 or the controlled coaxial electrostatic spinning shower nozzle of 8 described a kind of air-flows, it is characterized in that: said hollow pipe is processed for the anticorrosive anti-wear material.
10. the coaxial electrostatic spinning shower nozzle that a kind of air-flow according to claim 9 is controlled is characterized in that: said anticorrosive anti-wear material is stainless steel, pottery, glass or plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204751162U CN202509163U (en) | 2011-11-25 | 2011-11-25 | Coaxial electrostatic spinning nozzle with controllable airflow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204751162U CN202509163U (en) | 2011-11-25 | 2011-11-25 | Coaxial electrostatic spinning nozzle with controllable airflow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202509163U true CN202509163U (en) | 2012-10-31 |
Family
ID=47061660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204751162U Expired - Fee Related CN202509163U (en) | 2011-11-25 | 2011-11-25 | Coaxial electrostatic spinning nozzle with controllable airflow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202509163U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352261A (en) * | 2013-07-24 | 2013-10-16 | 苏州大学 | Sandwich type electrostatic spinning spraying head and method for manufacturing regenerative fibroin nanofiber yarn |
| CN104313705A (en) * | 2014-09-29 | 2015-01-28 | 中鸿纳米纤维技术丹阳有限公司 | Novel nanofiber electrostatic spinning machine |
| CN104496469A (en) * | 2014-12-18 | 2015-04-08 | 西安理工大学 | Method for preparing dense micro/nano ceramic fiber by virtue of coaxial electrospinning technology |
-
2011
- 2011-11-25 CN CN2011204751162U patent/CN202509163U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352261A (en) * | 2013-07-24 | 2013-10-16 | 苏州大学 | Sandwich type electrostatic spinning spraying head and method for manufacturing regenerative fibroin nanofiber yarn |
| CN103352261B (en) * | 2013-07-24 | 2016-02-03 | 苏州大学 | Sandwich-type electrostatic spinning nozzle and prepare the method for regenerated silk nano fibre yarn |
| CN104313705A (en) * | 2014-09-29 | 2015-01-28 | 中鸿纳米纤维技术丹阳有限公司 | Novel nanofiber electrostatic spinning machine |
| CN104313705B (en) * | 2014-09-29 | 2017-05-24 | 中鸿纳米纤维技术丹阳有限公司 | Nanofiber electrostatic spinning machine |
| CN104496469A (en) * | 2014-12-18 | 2015-04-08 | 西安理工大学 | Method for preparing dense micro/nano ceramic fiber by virtue of coaxial electrospinning technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106555277B (en) | The device and method of composite ultrafine fiber beam is prepared using melt-blown and electrostatic spinning | |
| CN108716023B (en) | Melt-blown die head for preparing nano fibers | |
| CN107012522B (en) | Produce the production line and its production technology of the compound short fibre of Three-dimensional crimped hollow type terylene | |
| CN1764747A (en) | Apparatus and method for forming fibers | |
| CN104153119A (en) | Melt-blow non-woven material capable of effectively filtering PM 2.5 particles, preparation method and production device | |
| CN202509163U (en) | Coaxial electrostatic spinning nozzle with controllable airflow | |
| CN105220246A (en) | A kind of multiply of electrostatic spinning nano fiber is jet rubs into yarn feeding device and preparation method | |
| CN107366029A (en) | A kind of mass prepares the electrostatic spinning apparatus of nanofiber | |
| CN108221069A (en) | The ring wind quenching device of polylactic acid short-fiber spinning | |
| CN109208090A (en) | A kind of Novel needle electrostatic spinning apparatus and its spinning process | |
| CN102560713B (en) | Method for preparing polyacrylonitrile nano-fiber by electrolyte solution circulation high-pressure electrostatic spinning | |
| CN112097389A (en) | Heat energy recycling system of melt-blown micro-nano combined production line and working principle thereof | |
| CN107937999B (en) | Superfine fiber preparation device | |
| CN105239172A (en) | Micro-nano-fiber yarn spinning device high in spinning efficiency and spinning process thereof | |
| CN108035075A (en) | A kind of process units of nano fiber non-woven fabric | |
| CN102517670B (en) | Method for preparing polyacrylonitrile nano-fibers by circulation and coaxial electrospinning of surface active agent solution | |
| Munir et al. | High-performance blow spun waste-acrylonitrile butadiene styrene (ABS) fibrous membrane for air filter | |
| CN105734693A (en) | Double-electrode electrostatic spinning device and using method thereof | |
| CN108660530A (en) | A kind of composite fibre filtering material and preparation method thereof | |
| CN107447267A (en) | For the shower nozzle for the high-voltage electrostatic spinning apparatus for mass producing nanofiber | |
| CN208667942U (en) | A kind of double jet micro nanometer fiber spinning apparatus | |
| CN106693557A (en) | PM 2.5 filtering membrane, preparation method of PM 2.5 filtering membrane and PM 2.5 filtering screen window | |
| CN205653541U (en) | Bipolar electrode electrostatic spinning device | |
| CN108677254B (en) | Melt-blowing nozzle and fiber preparation device | |
| CN201648597U (en) | Spinneret plate used for trifoliate hollow smoke bundle silk |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121031 Termination date: 20151125 |