CN202809022U - Electrostatic spinning device - Google Patents
Electrostatic spinning device Download PDFInfo
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- CN202809022U CN202809022U CN 201220266403 CN201220266403U CN202809022U CN 202809022 U CN202809022 U CN 202809022U CN 201220266403 CN201220266403 CN 201220266403 CN 201220266403 U CN201220266403 U CN 201220266403U CN 202809022 U CN202809022 U CN 202809022U
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- electrostatic spinning
- spinning apparatus
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Abstract
The utility model discloses a bubble electrostatic spinning device, which can control the environment temperature. According to the bubble electrostatic spinning device, a liquid storage tank and a receiving electrode plate are arranged in one constant-temperature device, and the environment temperature is fixed at a constant temperature during an electrostatic spinning process by the constant-temperature device, so that the product quality fluctuation caused by changes of the environment temperature is avoided, and the working production is improved.
Description
Technical field
The utility model belongs to the electrostatic spinning field, particularly relates to the controlled bubble electrostatic spinning apparatus of a kind of temperature.
Background technology
Electrostatic spinning technique is that preparing at present superfine fibre and nanofiber the most direct also is one of the most basic method, have the specific area of superelevation, greatly draw ratio, high surface, superior characteristics such as mechanical performance (high-strength and high ductility) by the nanofiber of electrostatic spinning technique preparation, store with hygiene and health, the energy in Textile Engineering, environmental project, biotechnology, medical treatment, military affairs and anti-terrorism wait safely different field all to have very wide application prospect.Along with deepening continuously of electrostatic spinning technique research, oneself is through there being tens kinds of polymer successfully to prepare superfine fibre by electrostatic spinning technique at present, generally between tens nanometers to a micron, fibre diameter can reach 1 nanometer to the superfine fibre diameter of preparation when spinning condition was suitable.The basic principle that method of electrostatic spinning prepares superfine fibre can simplified summary be, under the effect of polymer solution or melt electric field force in the high-voltage electrostatic field, fly to receiving system from the end formation jet of capillary or bubble, jet produces high elongation in the process that arrives receiving system, fiber attenuates, solvent evaporation or melt in the solution solidifies simultaneously, and last fiber laydown is on receiving system.With respect to traditional electrostatic spinning technique, the advantage of bubble electrostatic spinning technique is larger, has the advantages such as the spinning efficiency that can improve nanofiber and output thereof.
The bubble electrostatic spinning technique is an important preparation nanofiber technology, has a lot of scholars that its technological parameter and spray filament system etc. is studied, such as Chinese patent ZL200420020596.3, ZL200410025622.6 etc.; US Patent No. 6616435, US6753454 etc.Studies show that, except factors such as most advanced and sophisticated current potential, fluid viscosity, electrical conductivity, receiving range and surface tension, environmental factor comprises that temperature, relative humidity also have certain influence to the fibre dimensions that the bubble electrostatic spinning obtains, but existing equipment seldom relates to the control of environment temperature and adjusting, most bubble electrostatic spinning apparatus does not all have adjustment and control device, generally can only select room temperature, and the religion of production controllability is poor, easily cause the poor product quality opposite sex large, production efficiency reduction etc.
The utility model content
In view of this, the utility model proposes a kind of bubble electrostatic spinning apparatus, this bubble electrostatic spinning apparatus can be in the electrostatic spinning process, by the temperature control equipment that adds, the bubble temperature is controlled, thereby reduce environmental factor to the impact of bubble electrostatic spinning process, improve the production controllability, be conducive to realize the large-scale industrial production of nanofiber.
A kind of bubble electrostatic spinning apparatus according to the purpose of this utility model proposition, comprise liquid storage tank, HV generator, air pump, air jet pipe, wireway, metal electrode, reception pole plate, earth electrode and thermostat, described liquid storage tank is the container that solution or melt are housed, and it is inner that described liquid storage tank and described reception pole plate are arranged at this thermostatic chamber device.
Preferably, described thermostat is the temperature-adjustable insulating box.
Preferably, described thermostat is thermostatic chamber.
Preferably, described HV generator, air pump, wireway and earth electrode are arranged at described thermostatic chamber inside.
Preferably, described thermostat comprises temperature setting device, temperature-detecting device and register.
Preferably, described register comprises heating combined equipment and refrigerating plant.
Preferably, described air jet pipe is arranged among the solution or melt of described liquid storage tank, and the mouth of pipe of this air jet pipe is lower than solution or the melt liquid level of described liquid storage tank.
Preferably, described wireway connects described air pump and described air jet pipe.
Preferably, described metal electrode is arranged in the described air jet pipe, and is electrically connected with described HV generator.
Preferably, described reception pole plate is electrically connected on the described earth electrode, and and the solution of described liquid storage tank or melt between form electric field.
Above-mentioned bubble electrostatic spinning apparatus, be arranged in the thermostat by liquid storage tank and the collecting electrode that the static wire drawing is used, thereby the temperature that makes solution or melt has artificial controllability, thereby reduce environmental factor to the impact of bubble electrostatic spinning process, improved quality stability and the production efficiency of product.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the utility model electrostatic spinning apparatus the first embodiment;
Fig. 2 is the structural representation of the utility model electrostatic spinning apparatus the second embodiment.
The specific embodiment
Just as described in the background art, existing bubble electrostatic spinning apparatus in the electrostatic spinning process, lacks the effective control to temperature, and environment temperature places one's entire reliance upon.Yet environment temperature brings uncontrollable uncertain factor can for the electrostatic spinning process, makes the otherness of product quality larger, and large-scale production is caused harmful effect.
Therefore, the utility model proposes a kind of bubble electrostatic spinning apparatus of the temperature that can control environment.This bubble electrostatic spinning apparatus is by being arranged on liquid storage tank and reception pole plate in the thermostat, environment temperature in the electrostatic spinning process is fixed on the steady temperature by thermostat, thereby avoided the fluctuation of the product quality that caused by variation of ambient temperature, promoted operating efficiency.
Particularly, this thermostat can be a kind of insulating box or thermostatic chamber.When this thermostat is insulating box, usually under being the situation of small-scale production, uses electrostatic spinning apparatus, and be a little surface plate such as the reception pole plate of electrostatic spinning apparatus, received nanofiber amount is few.At this moment, only need the liquid storage tank of electrostatic spinning apparatus and receive pole plate to be arranged in this insulating box and to get final product.And when the electrostatic spinning apparatus volume is larger, when especially its reception pole plate is large plane pole plate or cylinder pole plate, then need all constituents that this electrostatic spinning is placed is all put into a thermostatic chamber, by the control action of this thermostatic chamber to internal temperature, fix the environment temperature in the electrostatic spinning process.
Below, will be clearly and completely described bubble electrostatic spinning apparatus of the present utility model by the specific embodiment.Obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
The first embodiment
See also Fig. 1, Fig. 1 is the structural representation of the bubble electrostatic spinning apparatus under the utility model the first embodiment.As shown in the figure, this bubble electrostatic spinning apparatus comprises liquid storage tank 1, thermostat 2, HV generator 3, air pump 4, air jet pipe 5, wireway 6, metal electrode 7, receives pole plate 8, earth electrode 9.
Described liquid storage tank 1 is interior empty, and its chamber wall is the good conductor of heat preferably, and the inside is provided with in order to solution or melt as the nanofiber source.
Described air jet pipe 5 is arranged in this liquid storage tank 1, and link to each other with air pump 4 by wireway 6, described air pump 4 is in order to provide barotropic gas, and this barotropic gas sprays from air jet pipe 5, form bubble in solution or melt, air pump 4 is specifically as follows gas cylinder, inflator, manual squeezing valve etc.The nozzle of air jet pipe 5 should be lower than solution or melt liquid level in the liquid storage tank 1.
Described metal electrode 7 is arranged in the air jet pipe 5, this metal electrode 7 is electrically connected with HV generator 3, solution in the liquid storage tank 1 or melt link to each other with HV generator 3 by metal electrode 7, the liquid storage tank top is provided with the reception pole plate 8 that connects earth electrode 9, forms electric field between the solution in this reception pole plate 8 and the liquid storage tank 1 or the melt.
In the present embodiment, described thermostat 2 is a kind of insulating box, and liquid storage tank 1 and reception pole plate 8 are arranged in this insulating box.This insulating box can be that a kind of one side is provided with watch window, and the device that can set the box house temperature.Further, this insulating box comprises temperature setting device, temperature-detecting device and register (not shown).Wherein temperature setting device is such as being a kind of input keyboard or reconciling knob, this temperature setting device is installed in the box outer surface of insulating box, personnel can carry out by this temperature setting device the input of design temperature, such as needs that the temperature inside the box is constant in 60 degree, then by input keyboard input 60 degree or will reconcile the knob indication and spend 60 and get final product.This temperature-detecting device is arranged on the box house of insulating box, in order to detecting the temperature conditions of box house, the internal temperature of insulating box is carried out Real Time Monitoring.This register further comprises refrigerating plant and heating combined equipment, can carry out respectively the input of cold air and hot gas to box house.When starting working, receive personnel's input temp when insulating box after, the start-up temperature checkout gear detects the temperature inside the box, and whether judgement is consistent with the target temperature of personnel's input, if inconsistent, then start refrigerating plant or heating combined equipment, the temperature inside the box is regulated and control, until till temperature-detecting device detects the temperature inside the box and target temperature is consistent.
During electrostatic spinning apparatus work of the present utility model, at first add solution or melt in liquid storage tank 1, the temperature in the regulating thermostatic device 2 is until the temperature stabilization in this thermostat 2 is on desirable value; Open air pump 4, regular vacuole can appear in heated solution or bath surface; Then the opening high pressure electrostatic generator 3, solution or melt internal freedom electric charge are polarized under the high-pressure electrostatic effect, bubble top particularly, under proper condition, because the effect of electrostatic force, the bubble top will produce sprays the reception pole plate 8 that the thread directive links to each other with earth electrode 9, can obtain a large amount of nanofibers.
The second embodiment
See also Fig. 2, Fig. 2 is the structural representation of the bubble electrostatic spinning apparatus under the utility model the second embodiment.As shown in the figure, this bubble electrostatic spinning apparatus comprises liquid storage tank 1, thermostat 2 ', HV generator 3, air pump 4, air jet pipe 5, wireway 6, metal electrode 7, receives pole plate 8, earth electrode 9.Be provided with air jet pipe 5 in the liquid storage tank 1, air jet pipe 5 links to each other with air pump 4 by wireway 6, and the nozzle of air jet pipe 5 should be lower than solution or melt liquid level in the liquid storage tank 1.Metal electrode 7 is located in the air jet pipe 5, and liquid storage tank 1 links to each other with HV generator 3 by metal electrode 7, and the liquid storage tank top is provided with the reception pole plate 8 that connects earth electrode 9.
In the present embodiment, thermostat 2 ' is thermostatic chamber, and this thermostatic chamber is such as being the ultra-clean factory building that an inside has register.This electrostatic spinning apparatus is except liquid storage tank 1 and reception pole plate 8, and it is inner that HV generator 3, air pump 4, wireway 6 and earth electrode 9 all are arranged at this thermostatic chamber.At this moment, electrostatic spinning apparatus can be a kind of device that possesses extensive electrostatic spinning ability, and it receives pole plate 8 can be relatively large flat board or cylinder.
Identical with embodiment one, this thermostatic chamber also can comprise temperature setting device, temperature-detecting device and register (not shown).Wherein temperature setting device is such as being a kind of input keyboard or reconciling knob, this temperature setting device is installed in the indoor of thermostatic chamber, personnel can carry out by this temperature setting device the input of design temperature, such as needs that indoor temperature is constant in 60 degree, then by input keyboard input 60 degree or will reconcile the knob indication and spend 60 and get final product.This temperature-detecting device is arranged on the indoor of thermostatic chamber, in order to the temperature conditions in the sensing chamber, the internal temperature of thermostatic chamber is carried out Real Time Monitoring.This register further comprises refrigerating plant and heating combined equipment, can carry out respectively the input of cold air and hot gas to the interior space.When starting working, receive personnel's input temp when thermostatic chamber after, the start-up temperature checkout gear detects indoor temperature, and whether judgement is consistent with the target temperature of personnel's input, if inconsistent, then start refrigerating plant or heating combined equipment, indoor temperature is regulated and control, until till temperature-detecting device detects indoor temperature and target temperature is consistent.
During electrostatic spinning apparatus work of the present utility model, at first add solution or melt in liquid storage tank 1, the temperature in the regulating thermostatic device 2 ' is until the temperature stabilization in this thermostat 2 ' is on desirable value; Open air pump 4, regular vacuole can appear in heated solution or bath surface; Then the opening high pressure electrostatic generator 3, solution or melt internal freedom electric charge are polarized under the high-pressure electrostatic effect, bubble top particularly, under proper condition, because the effect of electrostatic force, the bubble top will produce sprays the reception pole plate 8 that the thread directive links to each other with earth electrode 9, can obtain a large amount of nanofibers.
In sum, the utility model proposes a kind of bubble electrostatic spinning apparatus, this bubble electrostatic spinning apparatus is by being arranged on liquid storage tank and reception pole plate in the thermostat, environment temperature in the electrostatic spinning process is fixed on the steady temperature by thermostat, thereby avoided the fluctuation of the product quality that caused by variation of ambient temperature, promoted operating efficiency.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. electrostatic spinning apparatus, comprise liquid storage tank, HV generator, air pump, air jet pipe, wireway, metal electrode, reception pole plate, earth electrode, described liquid storage tank is the container that solution or melt are housed, it is characterized in that: described bubble electrostatic equipment also comprises the thermostat that internal temperature is constant, and it is inner that described liquid storage tank and described reception pole plate are arranged at this thermostatic chamber device.
2. electrostatic spinning apparatus as claimed in claim 1, it is characterized in that: described thermostat is the temperature-adjustable insulating box.
3. electrostatic spinning apparatus as claimed in claim 1, it is characterized in that: described thermostat is thermostatic chamber.
4. electrostatic spinning apparatus as claimed in claim 3 is characterized in that: it is inner that described HV generator, air pump, wireway and earth electrode are arranged at described thermostatic chamber.
5. electrostatic spinning apparatus as claimed in claim 1, it is characterized in that: described thermostat comprises temperature setting device, temperature-detecting device and register.
6. electrostatic spinning apparatus as claimed in claim 5, it is characterized in that: described register comprises heating combined equipment and refrigerating plant.
7. electrostatic spinning apparatus as claimed in claim 1, it is characterized in that: described air jet pipe is arranged among the solution or melt of described liquid storage tank, and the mouth of pipe of this air jet pipe is lower than solution or the melt liquid level of described liquid storage tank.
8. electrostatic spinning apparatus as claimed in claim 1, it is characterized in that: described wireway connects described air pump and described air jet pipe.
9. electrostatic spinning apparatus as claimed in claim 1, it is characterized in that: described metal electrode is arranged in the described air jet pipe, and is electrically connected with described HV generator.
10. electrostatic spinning apparatus as claimed in claim 1, it is characterized in that: described reception pole plate is electrically connected on the described earth electrode, and and the solution of described liquid storage tank or melt between form electric field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220266403 CN202809022U (en) | 2012-06-07 | 2012-06-07 | Electrostatic spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220266403 CN202809022U (en) | 2012-06-07 | 2012-06-07 | Electrostatic spinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202809022U true CN202809022U (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220266403 Expired - Fee Related CN202809022U (en) | 2012-06-07 | 2012-06-07 | Electrostatic spinning device |
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| CN (1) | CN202809022U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102703996A (en) * | 2012-06-07 | 2012-10-03 | 苏州大学 | Electrostatic spinning device |
| CN103147139A (en) * | 2013-04-02 | 2013-06-12 | 厦门大学 | Gas induced electrospinning device |
| CN105350090A (en) * | 2015-11-13 | 2016-02-24 | 广东工业大学 | Bubble electrostatic-spinning device by utilizing negative pressure |
| CN107099863A (en) * | 2017-04-13 | 2017-08-29 | 哈尔滨工程大学 | A kind of heat radiation heated type electrostatic spinning machine |
-
2012
- 2012-06-07 CN CN 201220266403 patent/CN202809022U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102703996A (en) * | 2012-06-07 | 2012-10-03 | 苏州大学 | Electrostatic spinning device |
| CN103147139A (en) * | 2013-04-02 | 2013-06-12 | 厦门大学 | Gas induced electrospinning device |
| CN103147139B (en) * | 2013-04-02 | 2015-12-23 | 厦门大学 | A kind of gas induced electric spinning equipment |
| CN105350090A (en) * | 2015-11-13 | 2016-02-24 | 广东工业大学 | Bubble electrostatic-spinning device by utilizing negative pressure |
| CN105350090B (en) * | 2015-11-13 | 2018-06-05 | 广东工业大学 | A kind of negative pressure bubble electrostatic spinning apparatus |
| CN107099863A (en) * | 2017-04-13 | 2017-08-29 | 哈尔滨工程大学 | A kind of heat radiation heated type electrostatic spinning machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20160607 |