CN207031615U - A kind of integral type blowing electrostatic spinning device - Google Patents
A kind of integral type blowing electrostatic spinning device Download PDFInfo
- Publication number
- CN207031615U CN207031615U CN201720282191.4U CN201720282191U CN207031615U CN 207031615 U CN207031615 U CN 207031615U CN 201720282191 U CN201720282191 U CN 201720282191U CN 207031615 U CN207031615 U CN 207031615U
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- China
- Prior art keywords
- stainless steel
- voltage
- shower nozzle
- fan
- syringe needle
- 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
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- 238000010041 electrostatic spinning Methods 0.000 title claims abstract description 28
- 238000007664 blowing Methods 0.000 title abstract description 9
- 238000009987 spinning Methods 0.000 claims abstract description 41
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 33
- 239000010935 stainless steel Substances 0.000 claims abstract description 33
- 238000009413 insulation Methods 0.000 claims abstract description 28
- 230000005611 electricity Effects 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 abstract description 25
- 238000000034 method Methods 0.000 abstract description 10
- 239000002184 metal Substances 0.000 abstract description 9
- 229910052751 metal Inorganic materials 0.000 abstract description 9
- 239000007921 spray Substances 0.000 abstract description 6
- 239000002904 solvent Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 22
- 239000002121 nanofiber Substances 0.000 description 10
- 230000007547 defect Effects 0.000 description 7
- 238000001523 electrospinning Methods 0.000 description 6
- 230000005684 electric field Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 239000002202 Polyethylene glycol Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000000935 solvent evaporation Methods 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005685 electric field effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920005594 polymer fiber Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Landscapes
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The utility model belongs to electrostatic spinning technique field, a kind of integral type blowing electrostatic spinning device, power supply is provided for high-voltage d. c inverse transform device, propeller, fan, controller by dry cell；The running parameter of high-voltage d. c inverse transform device, propeller, fan is controlled and adjusted by controller；In spinning process, spinning solution in the speed pushing syringe that propeller is set with controller, the drop consumption at stainless steel syringe needle is persistently provided, under the high pressure that high-voltage d. c inverse transform device provides, highfield is formed between stainless steel syringe needle and perforated metal piece, stainless steel syringe needle sprays jet；Fan produces the air-flow of orientation in upper insulation crust simultaneously, and converges at shower nozzle and quickly flow out, and accelerates the speed that the volatilization of solvent and jet move to nozzle in jet, and under the guiding of air-flow, fiber flies to receiver board from shower nozzle.It is this integral type blowing electrostatic spinning device using flexible, simple in construction, fiber collecting device need not connect electricity, directly dry electrostatic spinning device from spout spinneret using integral type, add the security of spinning, both can field teaching, the wounded rescue, it can also be used to laboratory and production in.
Description
Technical field
The utility model belongs to electrostatic spinning apparatus technical field, and in particular to it is special that one kind is integrated with traditional spinning equipment
Point, and small, light is portable, the electrostatic spinning device that can carry with, dry secondary injection nanofiber.
Background technology
Method of electrostatic spinning is one of Process Technology of Polymer method, and it makes, and nanofiber cost is low, processing method is simple, in recent years
Come by widely studied report both domestic and external.The micro nanometer fiber prepared using electrostatic spinning technique processing has high-ratio surface
The good characteristics such as the physicochemical properties of long-pending, larger length/diameter ratio and uniqueness, bioengineered tissue, wound dressing,
The fields such as filter protection, medicament slow release, flexible device show great application potential.Method of electrostatic spinning principle is very simple,
Sketch and be：Under high voltage electric field effect, electricity, which connects, forms high voltage electric field between the shower nozzle of high voltage power supply and receiver board, and the shape at shower nozzle
Into taylor cone, make shower nozzle spinning solution by electric field force stretching to prepare nanofiber and be deposited on receiver board, and prepare nanometer
The most direct simplest method of fiber.
Existing electrospinning device is mainly made up of high voltage power supply, micro propeller, shower nozzle, reception device etc., and fiber is received
What acquisition means and shower nozzle were separate from, and electricity connects DC high-voltage output end the two poles of the earth respectively, and common electrostatic spinning equipment is present
The limitations such as volume is big, quality is big, not portable, solvent volatilization is slow, seriously constrain the popularization and application of electrostatic spinning technique.For
Solution electrospinning device volume is not larger portable, and correlative study worker has carried out many change to electrostatic spinning apparatus
Enter.As reported in Chinese patent " a kind of handheld portable electrospinning device " (201220605695.2) by traditional spinning nozzle
Hand-held shower nozzle pattern is improved to, portable, light purpose is reached with this, but the device still needs external power supply, limitation
Its use environment, it is impossible to meet the needs of practical application；Long Yunze in 2012 etc. reports that " a kind of portable hand-held is quiet first
Electric spinning device " (201210229010.3), the device use rectangular cell to provide power supply for high-voltage d. c inverse transform device, overcome
The defects of existing equipment can not be carried with so that portable to be really possibly realized.But the device structure is relatively simple, it is impossible to adjusts
The parameters such as spinning solution push-in stroke, output voltage, it is weaker to different spinning solution applicabilities, and High voltage output one end connects with human body
Touch, its application and security is all restricted, meanwhile, the device is mainly used in the of short duration uses such as field teaching, wounded's rescue
Occasion, application are also restricted, and present electrospinning device, which remains on, to be had many problems and do not solve, electrostatic spinning process
Spinning solution is typically spun into nanofiber using electrospinning device and deposited on collection device, but collection device must
Palpus is conductive and electrically connects high-field electrode, is then then transferred to using position, and its transfer process attaches to the pattern and fiber of fiber
Effect has a significant impact, and volatilizees the obtained fiber of slow spinning solution with a beading, diameter skewness etc. for solvent
Defect, therefore it is very necessary, integral type to develop a kind of flexible integral type blowing electrostatic spinning device of new use environment
Electrostatic spinning device light weight small volume of drying is easy to carry, without external power supply, can be sprayed to any direction, any isolated objects
Nanofiber is penetrated, does not require fiber collecting device conduction, the applicable flexibility of electrospinning device is considerably increased, is produced in fan
The phenomenon that the defects of under the auxiliary of air-flow, also increasing solvent evaporation rate, avoiding a beading, diameter skewness occurs；
Meanwhile it also can use lower nozzle and fiber collected using conductive receiver device.
Utility model content
The purpose of this utility model is to overcome shortcoming and defect existing for prior art, seek to design a kind of light weight,
Small volume, the integral type blowing electrostatic spinning device that spinning is stable, safe and reliable, application flexibility is big, spinning caused by high direct voltage
Silk highfield is distributed in inside integral type blowing electrostatic spinning device, reduces external disturbance.It can be achieved directly to spray arbitrary objects
Nanofiber is penetrated, integrates traditional spinning equipment function, and is produced using fan and orients uniform air-flow guiding fiber, is reduced
Requirement to fiber collecting device, avoids fiber and a defects of beading and diameter skewness occurs.
To achieve the above object, the utility model provides following technical scheme：The utility model main body includes battery, high pressure
Direct-flow inverter, syringe, pusher, fan, controller, stainless steel syringe needle, shower nozzle, upper insulation crust, shower nozzle is by lower insulation
Perforated metal piece composition is coaxially fixedly mounted in shell；Syringe is co-axially mounted in upper insulation crust, peace is fixed on rear side of syringe
Equipped with fan；Upper insulation crust inwall, which is fixed, is formed with propeller, and the push rod connection of syringe is arranged on propeller, passes through control
Device controls to adjust propeller fltting speed and fan velocity of rotation；Spinning solution is equipped with the front end inner chamber of syringe, syringe
Plug-in type is formed with the stainless steel syringe needle for spinneret on bottom, stainless steel syringe needle using conventional medical injecting head structure and with
Combinations of syringe is supporting, and syringe is also conventional injector for medical purpose；Shower nozzle is arranged on upper insulation crust with thread fiting mode
On, shower nozzle and upper insulation crust are coaxial；Dock is fixed and is formed with rectangular cell and high-voltage d. c inverse transform in upper insulation crust side wall
Device, controller；5V-12V batteries are used to provide power supply for high-voltage d. c inverse transform device and fan, propeller, controller, also can be external
Direct current 5V-12V power supplys are powered；Input voltage output voltage after high-voltage d. c inverse transform device reaches number KV level, passes through controller
Upper switch control high-voltage d. c inverse transform device opens and closes；High-voltage d. c inverse transform device positive pole is electrically connected with stainless steel syringe needle, high pressure
Direct-flow inverter negative pole electrically connects with perforated metal piece fixed on shower nozzle.
The utility model in loading in insulation crust, and is opened by controller in use, spinning solution is first loaded syringe
Propeller is opened, fltting speed is set；When occurring spinning solution drop at stainless steel needle tip, by shower nozzle towards fiber gleanings,
Distance 1-15cm, it is the nonisulated property materials such as metal foil or human body skin to collect object；Then fan is opened, is adjusted by controller
Save wind speed；High-voltage d. c inverse transform device is connected, stainless steel syringe needle sprays nanofiber, fan caused orientation in upper insulation crust
Air-flow, and sprayed after nozzle convergence, nozzle air-flow air pressure and wind speed is all increased, both guide the injection of fiber, again
Accelerate the volatilization of solvent, the defects of largely avoided a beading and diameter skewness fiber appearance, fiber sprays from shower nozzle
It is deposited on and collects on object；By changing the distance of shower nozzle and stainless steel syringe needle, formed to adjust between stainless steel syringe needle and shower nozzle
Spinning electric-field intensity, and regulation blowing wind speed etc. parameter adapts to different spinning conditions.
The utility model changes the structure of traditional spinning equipment, the spinning that high-voltage d. c inverse transform device output end the two poles of the earth are formed
Silk electric field concentrates on one, and adds fan, improves the security of equipment, using flexibility, fiber quality etc.；Sprayed when pulling down
Head, high-voltage output end the two poles of the earth are electrically connected stainless steel syringe needle and other fiber collecting devices, similar traditional spinning equipment can
Realize that such as directional fiber, patterned fibrous etc. are collected；Also it is integral type blowing electrostatic spinning device that external 9V dc sources, which can be worked as,
Power supply is provided.
Brief description of the drawings
Fig. 1 is agent structure principle schematic of the present utility model.
Fig. 2 is that the utility model electrostatic spinning nano fiber is deposited on the schematic diagram in isolated objects.
Fig. 3 is electrostatic spinning schematic diagram of the utility model after shower nozzle is removed.
Fig. 4 is polymer P EO nanofiber electron scanning micrographs prepared by the utility model.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
Structural representation of the present utility model is as shown in figure 1, by battery 1, controller 2, high-voltage d. c inverse transform device 3, fan
4th, pusher 5, upper insulation crust 6, syringe 7, spinning solution 8, stainless steel syringe needle 9, lower insulation crust 10, perforated metal piece 11,
Shower nozzle 12；Spinning solution 8 is equipped with the front end inner chamber of conventional medical syringe 7；Insertion is connected with use on the bottom of syringe 7
In the stainless steel syringe needle 9 of spinneret, stainless steel syringe needle 9 forms a complete set of using conventional medical injecting head structure and with syringe；
The push rod top of syringe 7 is arranged on propeller 5, by spinning solution 8 in the pushing syringe 7 of propeller 5 from stainless pin first 9
Slowly flow out；The upper outside dock of insulation crust 6, which is fixed, is formed with high-voltage d. c inverse transform device 3, the High voltage output of high-voltage d. c inverse transform device 3
Hold electric connection stainless steel syringe needle 9 and perforated metal piece 11 respectively；Battery 1 is high-voltage d. c inverse transform high-voltage device 3, pusher 5, fan
4th, controller 2 provides power supply；Controller 2 is used for switch DC inversion high pressure 3, regulation propeller 5 fltting speed, the rotating speed of fan 4.
The utility model is connected to injection in use, first inject spinning solution 8 in syringe 7, by the insertion of stainless steel syringe needle 9
On device 7, then syringe 7 is loaded in upper insulation crust, stainless steel syringe needle 9 electrically connects the High voltage output of high-voltage d. c inverse transform device 3
Rectify pole, negative electricity connection perforated metal piece 11, open propeller 5 on controller 2 and set the fltting speed of propeller 5,
When spinning solution 8 occurs in the needle point of stainless steel syringe needle 9, fan 4 is opened, adjusts wind speed, high-voltage d. c inverse transform device 3 is opened, then adjusts
The spacing of whole shower nozzle 12 and stainless steel syringe needle 9；Electrostatic spinning starts, and stainless steel syringe needle 9 sprays polymer fiber, and in air-flow
Spray to be deposited on from spout under guiding and receive on object；After spinning terminates, high direct voltage inverter 3 is closed, closes propeller
5, fan 4 is closed, spinning solution stops outflow, and spinning stops.
The polyethylene glycol oxide (PEO) that spinning solution 8 selected by the utility model is 6wt% is dissolved in molten in deionized water
Liquid, first 0.3 gram of PEO powder is mixed with 4.7 grams of deionized waters, at room temperature magnetic agitation 4 hours, then stand 0.5 hour, obtained
Uniform 6wt% PEO spinning solutions 8；
The utility model is in use, pull down shower nozzle 12, high direct voltage inverter output end positive pole electrical connection stainless pin
First 9, negative pole is electrically connected fiber collector；Insulation crust 6 is first grasped, stainless steel syringe needle 9 is placed in apart from collector
5-20 centimeters, collector are made up of conductive materials such as metal foil or metals；Then spinning solution 8 is injected in syringe 7, will not
First 9 insertion of rust draw point is connected on syringe 7, then syringe 7 is loaded in upper insulation crust 6, stainless steel syringe needle 9 electrically connects
The output head anode of high-voltage d. c inverse transform device 3, opens propeller 5 on controller 2 and setting promotes speed；When stainless steel syringe needle 9
When spinning solution 8 occurs in needle point, fan 4 and high-voltage d. c inverse transform device 3 are opened, electrostatic spinning starts.Spinning solution 8 in propeller 5
High-pressure electrostatic can be taken after into stainless steel syringe needle 9, powered spinning solution 8 forms taylor cone in the presence of high-tension electricity field force,
When electric field force is sufficiently large, spinning solution drop overcomes surface tension to form injection thread, and thread solvent in course of injection evaporates
Or solidification, nanofiber or the tunica fibrosa of similar non-woven cloth-like are formed on collection is received.
Insulation crust 6 and lower insulation crust 10 use high voltage insulating materials on the utility model, while in upper insulation crust 6
Side abutting joint has battery 1, controller 2, high direct voltage inverter 3；User can hold insulation crust 6 and be grasped
Make, film can be formed to any position jet fiber, realize the spinning in open environment, fiber gleanings, fiber size and
Shape by equipment limit, does not add solvent evaporation rate, reduces the appearance of defect fiber；It is also possible to grafting is external
Dc source is powered, and it is flexible to add using for spinning equipment.
Claims (4)
- The electrostatic spinning device 1. a kind of integral type is dried, it is characterised in that including battery, high-voltage d. c inverse transform device, syringe, promotion Device, fan, controller, stainless steel syringe needle, shower nozzle, upper insulation crust, the shower nozzle are installed in lower insulation crust by conducting ring Composition；Battery provides power supply, electricity after high-voltage dc voltage inversion for high-voltage d. c inverse transform device, propeller and fan, controller Pressure electrically connects conducting ring up to number KV level, high-voltage output end positive pole electrical connection stainless steel syringe needle, negative pole；After fan is located at syringe Side, rotation speed of the fan is adjusted by controller；Syringe is coaxially fixedly mounted in insulation crust, the push rod assembly connection of syringe On propeller, fltting speed is adjusted from the micro regulation and control realized to spinning solution push-in stroke by controller；In the front end of syringe Spinning solution is housed, the head plug-in type of syringe is formed with the stainless steel syringe needle for spinneret, and stainless steel syringe needle is using conventional in chamber Medical injecting head structure is simultaneously supporting with combinations of syringe；The output end of high-voltage d. c inverse transform device is electrically connected stainless pin Head and conducting ring；Dock is fixed and is formed with battery and high-voltage d. c inverse transform device, controller on upper insulation crust side；Shower nozzle with it is upper Insulation crust screw thread is connected and stainless steel syringe needle and shower nozzle are coaxial.
- The electrostatic spinning device 2. integral type as claimed in claim 1 is dried, it is characterised in that distance between stainless steel syringe needle and shower nozzle Can adjust, between stainless steel syringe needle and shower nozzle distance refer to the conducting ring installed on stainless steel needle tip and shower nozzle axially away from From distance range 1cm-5cm.
- The electrostatic spinning device 3. integral type as claimed in claim 1 is dried, it is characterised in that shower nozzle can be torn open from upper insulation crust Under.
- The electrostatic spinning device 4. integral type as claimed in claim 1 is dried, it is characterised in that fan, upper insulation crust, shower nozzle are same Axle is installed, and makes air-flow caused by fan along upper insulation crust inner homogeneous directed flow, and is converged and sprayed in spout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720282191.4U CN207031615U (en) | 2017-03-22 | 2017-03-22 | A kind of integral type blowing electrostatic spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720282191.4U CN207031615U (en) | 2017-03-22 | 2017-03-22 | A kind of integral type blowing electrostatic spinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207031615U true CN207031615U (en) | 2018-02-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720282191.4U Expired - Fee Related CN207031615U (en) | 2017-03-22 | 2017-03-22 | A kind of integral type blowing electrostatic spinning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207031615U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108277540A (en) * | 2017-03-22 | 2018-07-13 | 吴强 | A kind of integral type blowing electrostatic spinning device |
| CN108315829A (en) * | 2018-04-24 | 2018-07-24 | 苏州大学 | Aeration type electrostatic spinning apparatus and spinning process |
| CN109913958A (en) * | 2019-03-22 | 2019-06-21 | 大连民族大学 | Composite magnetic field wind field control device for electrospinning fiber jet environment |
| CN110499537A (en) * | 2018-05-16 | 2019-11-26 | 日本Tmt机械株式会社 | Cooling device in spinning |
| CN115414182A (en) * | 2022-08-26 | 2022-12-02 | 上海大学 | A handheld in situ dressing preparation device based on internal space electric field |
| CN115449908A (en) * | 2022-09-28 | 2022-12-09 | 河南农业大学 | An electrostatic spinning nozzle device with adjustable spacing |
-
2017
- 2017-03-22 CN CN201720282191.4U patent/CN207031615U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108277540A (en) * | 2017-03-22 | 2018-07-13 | 吴强 | A kind of integral type blowing electrostatic spinning device |
| CN108315829A (en) * | 2018-04-24 | 2018-07-24 | 苏州大学 | Aeration type electrostatic spinning apparatus and spinning process |
| CN110499537A (en) * | 2018-05-16 | 2019-11-26 | 日本Tmt机械株式会社 | Cooling device in spinning |
| CN110499537B (en) * | 2018-05-16 | 2022-11-25 | 日本Tmt机械株式会社 | Spinning cooling device |
| CN109913958A (en) * | 2019-03-22 | 2019-06-21 | 大连民族大学 | Composite magnetic field wind field control device for electrospinning fiber jet environment |
| CN109913958B (en) * | 2019-03-22 | 2021-11-16 | 大连民族大学 | Composite magnetic field and wind field control device for electrospun fiber spraying environment |
| CN115414182A (en) * | 2022-08-26 | 2022-12-02 | 上海大学 | A handheld in situ dressing preparation device based on internal space electric field |
| CN115449908A (en) * | 2022-09-28 | 2022-12-09 | 河南农业大学 | An electrostatic spinning nozzle device with adjustable spacing |
| CN115449908B (en) * | 2022-09-28 | 2023-07-11 | 河南农业大学 | Electrostatic spinning nozzle device with adjustable distance |
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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: 20180223 Termination date: 20210322 |
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| CF01 | Termination of patent right due to non-payment of annual fee |