CN203229598U - Electrostatic spinning device with adjustable polymer jet speed - Google Patents
Electrostatic spinning device with adjustable polymer jet speed Download PDFInfo
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- CN203229598U CN203229598U CN 201320224723 CN201320224723U CN203229598U CN 203229598 U CN203229598 U CN 203229598U CN 201320224723 CN201320224723 CN 201320224723 CN 201320224723 U CN201320224723 U CN 201320224723U CN 203229598 U CN203229598 U CN 203229598U
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- electrostatic spinning
- mezzanine space
- air
- spinneret
- effluxvelocity
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Abstract
The utility model discloses an electrostatic spinning device with an adjustable polymer jet speed. The electrostatic spinning device comprises a material barrel, a piston, a spinneret, a high-voltage power supply device, a collecting plate, a grounding power cord, double layers of glass covers, sandwich space and a pneumatic pump. The piston is arranged in the material barrel, the spinneret is arranged at one end of the material barrel, the high-voltage power supply device is connected onto the spinneret, the collecting plate corresponds to the spinneret and is grounded via the grounding power cord, the double of layers glass covers cover the periphery of the spinneret to form a closed spinning area, the sandwich space is positioned between the double layers of glass covers, the pneumatic pump is communicated with the sandwich space, airflow is filled into the sandwich space when the pneumatic pump works, and airflow in the sandwich space moves towards a spinneret opening when the high-voltage power supply device works. The electrostatic spinning device has the advantages that the additional airflow moves to the spinneret opening, yarn drawing force is increased owing to friction force of the airflow and polymer solution, the shortcoming that certain polymer solution cannot be sprayed to an existing collecting plate under the action of only certain electric field force is overcome, and spun nano-fibers are uniform and have small diameters.
Description
Technical field
The utility model relates to a kind of electrostatic spinning apparatus, but relates in particular to a kind of electrostatic spinning apparatus of telomerized polymer effluxvelocity.
Background technology
Rise along with nanosecond science and technology, the method of electrostatic spinning that people give to prepare continuous micro nanometer fiber is with great concern, and method of electrostatic spinning is the important method for preparing superfine fibre by the electric field force strained polymer solution of HV generator generation or melt.Electrostatic spinning is simple with its manufacturing installation, spinning is with low cost, spinnable substance classes is various, technology is controlled, production efficiency is relatively than advantages such as height, has become one of main path of effective preparation nano-fiber material.
Traditional method of electrostatic spinning utilizes electric field force to extract polymer solution or melt out the formation jet from capillary exit exactly, finally obtains nanofiber through swing, evaporation, fine process.
People are in studying electrostatic spinning, discovery influences several important parameters of electrostatic spinning process in the electrostatic spinning process, comprise the effluxvelocity of polymer solution mass fraction, spinning voltage, receiving range, shower nozzle aperture, ambient temperature and humidity and solution.The change of finding these parameters under study for action is very big to the influence of fibre diameter and morphosis thereof.Wherein, the effluxvelocity of solution is a key factor in the spinning process.Traditional electrostatic spinning apparatus just makes high-pressure electrostatic on the polymer solution band, makes it overcome surface tension effects under the effect of electric field force and forms the injection thread, and the fiber that obtains sometimes is inhomogeneous.
Therefore, how the telomerized polymer effluxvelocity becomes a big emphasis in order to obtain high-quality fiber, at above-mentioned technical problem, but is necessary to provide a kind of electrostatic spinning apparatus of telomerized polymer effluxvelocity, to overcome above-mentioned defective.
The utility model content
In view of this, but the purpose of this utility model is to provide a kind of electrostatic spinning apparatus of telomerized polymer effluxvelocity, in order to solve the inhomogeneous technical problem of spinning in the electrostatic spinning process.
For achieving the above object, the utility model provides following technical scheme:
But a kind of electrostatic spinning apparatus of telomerized polymer effluxvelocity, it comprises charging basket, be located in the charging basket and the piston that can in charging basket, move, the spinning head of being located at charging basket one end and being connected with charging basket, be connected the high voltage power supply device on the spinning head, the dash receiver that corresponding spinning head position arranges and the ground power line of giving dash receiver ground connection, described electrostatic spinning apparatus also comprises and covers on the spinning head periphery to form the double glazing cover in the airtight spinning of a slice zone, mezzanine space between the double glazing cover, the pneumatic pump that is communicated with mezzanine space, described pneumatic pump feeds air-flow when working in mezzanine space, when described high voltage power supply device was worked, the air-flow in the described mezzanine space moved towards the spinning nozzle place.
Preferably, but in the electrostatic spinning apparatus of above-mentioned telomerized polymer effluxvelocity, described electrostatic spinning apparatus also comprises and being connected with mezzanine space and in order to monitor the air pressure monitoring device of air-flow size in the mezzanine space.
Preferably, but in the electrostatic spinning apparatus of above-mentioned telomerized polymer effluxvelocity, described air pressure monitoring device comprises the induction part of induction mezzanine space internal gas pressure and the display that shows the air pressure numerical value that induction part is sensed, and described air pressure monitoring device also comprises the connecting portion that connects display and induction part.
Preferably, but in the electrostatic spinning apparatus of above-mentioned telomerized polymer effluxvelocity, described induction part is positioned at mezzanine space, and described display is positioned at outside the double glazing cover, and described double glazing cover is provided with for connecting portion and stretches into the first interior opening of mezzanine space.
Preferably, but in the electrostatic spinning apparatus of above-mentioned telomerized polymer effluxvelocity, described pneumatic pump is provided with in order to regulate the air-flow self-checking device of air-flow size.
From technique scheme as can be seen, but the electrostatic spinning apparatus of the telomerized polymer effluxvelocity of the utility model embodiment is simple in structure, easy to operate, control is simple, technological process is short.
Compared with prior art, the beneficial effects of the utility model are:
(1) by adds air-flow at the spinning nozzle place, drawn yarn under the frictional force acting in conjunction of electric field force and polymer solution and air-flow, increased the tensile force of silk, only also improve under the electric field force effect some polymer solution and can not be sprayed onto shortcoming on the dash receiver, the nanofiber of spinning is more even, and diameter is littler;
(2) adopt double glazing cover and charging basket to combine closely, by air pressure monitoring device is set, can monitor the air-flow size in the mezzanine space easily;
(3) by the air-flow self-checking device is set, the size that can regulate air-flow simply and easily at pneumatic pump.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing relevant of the present utility model in describing below 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 other accompanying drawing according to these accompanying drawings.
But Fig. 1 is the schematic diagram of the electrostatic spinning apparatus of the utility model telomerized polymer effluxvelocity.
Wherein: 1, charging basket; 2, piston; 3, spinning head; 4, double-layer glass tube; 5, high voltage power supply device; 6, pneumatic pump; 7, dash receiver; 8, earth connection.
The specific embodiment
But the utility model discloses a kind of electrostatic spinning apparatus of telomerized polymer effluxvelocity, in order to solve the inhomogeneous technical problem of spinning in the electrostatic spinning process.
But be somebody's turn to do the electrostatic spinning apparatus of telomerized polymer effluxvelocity, it comprises charging basket, be located in the charging basket and the piston that can in charging basket, move, the spinning head of being located at charging basket one end and being connected with charging basket, be connected the high voltage power supply device on the spinning head, the dash receiver that corresponding spinning head position arranges and the ground power line of giving dash receiver ground connection, described electrostatic spinning apparatus also comprises and covers on the spinning head periphery to form the double glazing cover in the airtight spinning of a slice zone, mezzanine space between the double glazing cover, the pneumatic pump that is communicated with mezzanine space, described pneumatic pump feeds air-flow when working in mezzanine space, when described high voltage power supply device was worked, the air-flow in the described mezzanine space moved towards the spinning nozzle place.
Further, described electrostatic spinning apparatus also comprises and being connected with mezzanine space and in order to monitor the air pressure monitoring device of air-flow size in the mezzanine space.
Further, described air pressure monitoring device comprises the induction part of induction mezzanine space internal gas pressure and the display that shows the air pressure numerical value that induction part is sensed, and described air pressure monitoring device also comprises the connecting portion that connects display and induction part.
Further, described induction part is positioned at mezzanine space, and described display is positioned at outside the double glazing cover, and described double glazing cover is provided with for connecting portion and stretches into the first interior opening of mezzanine space.
Further, described pneumatic pump is provided with in order to regulate the air-flow self-checking device of air-flow size.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is described in detail, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work belongs to the scope that the utility model is protected.
As shown in Figure 1, but electrostatic spinning apparatus that should the telomerized polymer effluxvelocity, it comprises charging basket 1, be located in the charging basket 1 and the piston 2 that can charging basket 1 in, move, be located at charging basket 1 one ends and the spinning head 3 that is communicated with charging basket 1, be connected the high voltage power supply device 5 on the spinning head 3, the dash receiver 7 of corresponding spinning head 3 positions setting and to the ground power line 8 of dash receiver 7 ground connection.The utility model is simple in structure, and is easy to operate, control is simple, technological process short.
Described electrostatic spinning apparatus also comprises and covers on spinning head 3 peripheries with the double glazing cover 4 that forms the airtight spinning of a slice zone, the mezzanine space between double glazing cover 4, the pneumatic pump 6 that is communicated with mezzanine space.Feed air-flow during pneumatic pump 6 work in mezzanine space, during high voltage power supply device 5 work, the air-flow in the described mezzanine space moves towards the spinning nozzle place.The utility model is by adding air-flow at the spinning nozzle place, the frictional force of air-flow and polymer solution has increased the tensile force of silk, only also improved at some polymer solution under the electric field force effect to be sprayed onto shortcoming on the dash receiver 7, the nanofiber of spinning is more even, and diameter is littler.
Double glazing cover 4 comprises the cloche that is positioned at peripheral outer cloche and is positioned at the inboard.Wherein, interior cloche comprises antetheca and the rear wall relative with the antetheca position, and spinning head 3 is arranged at the antetheca place.The position of corresponding spinning head 3 is provided with for spinning head 3 and stretches into second opening in the double glazing cover 4 on the double glazing cover 4.In actual applications, may there be little gap with double glazing cover 4 in spinning head 3 when second opening part is connected, and can carry out encapsulation process.The mode of encapsulation process is included in the place that cooperates between spinning head 3 and the double glazing cover 4 and uses rubber ring, and perhaps the use of the gap location between spinning head 3 and double glazing cover 4 filler is filled sealing.What more than enumerate only is the part embodiment, and the encapsulation process that the utility model will be protected is not subjected to the above-mentioned restriction of enumerating, and any alternative encapsulation process scheme is all within protection domain of the present utility model.
Described electrostatic spinning apparatus also comprises and being connected with mezzanine space and in order to monitor the air pressure monitoring device of air-flow size in the mezzanine space.By air pressure monitoring device is set, can monitor and control the air-flow size in the mezzanine space easily.
Described air pressure monitoring device comprises the induction part of induction mezzanine space internal gas pressure and the display that shows the air pressure numerical value that induction part is sensed, and described air pressure monitoring device also comprises the connecting portion that connects display and induction part.Described induction part is positioned at mezzanine space, and described display is positioned at outside the double glazing cover, and described double glazing cover is provided with for connecting portion and stretches into the first interior opening of mezzanine space.
Described pneumatic pump is provided with the air-flow self-checking device, and described air-flow self-checking device is in order to the air-flow size in the adjustable clamp sheaf space.
The operation principle of the electrostatic spinning apparatus of the utility model embodiment is: polymer is in charging basket 1, promote piston 2 by charge pump and enter spinning head 3 spinning, open the switch of pneumatic pump 6, make air-flow be full of double glazing cover 4 earlier, open the switch of high voltage power supply device 5 again, between spinning head 4 and dash receiver 7, formed an electric field, make the polymer solution in the exit of spinning head 4 under the effect of high pressure and air-flow, form solid jet, jet is collected nano level fiber at dash receiver 7 at last through swing, evaporation, fine process.Under the effect of air-flow, the effluxvelocity of polymer solution increases, and the tensile force that is subjected to increases, and the nanofiber of spinning is even.
In airtight electrostatic spinning apparatus, gas flow can reduce the influence of jet stability in the external environment.Electrostatic spinning apparatus can be regulated the size of air-flow by pneumatic pump overdraught self-checking device, makes and can regulate the nanofiber that suitable air-flow spins better quality as requested.
But the electrostatic spinning apparatus of the telomerized polymer effluxvelocity of the utility model embodiment is simple in structure, easy to operate, control simple, technological process is short.
Compared with prior art, the beneficial effects of the utility model are:
(1) by adds air-flow at the spinning nozzle place, drawn yarn under the frictional force acting in conjunction of electric field force and polymer solution and air-flow, increased the tensile force of silk, only also improve under the electric field force effect some polymer solution and can not be sprayed onto shortcoming on the dash receiver, the nanofiber of spinning is more even, and diameter is littler;
(2) adopt double glazing cover and charging basket to combine closely, by air pressure monitoring device is set, can monitor the air-flow size in the mezzanine space easily;
(3) by the air-flow self-checking device is set, the size that can regulate air-flow simply and easily at pneumatic pump.
To those skilled in the art, obviously the utility model is not limited to the details of above-mentioned one exemplary embodiment, and under the situation that does not deviate from spirit of the present utility model or essential characteristic, can realize the utility model with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than above-mentioned explanation, therefore is intended to include in the utility model dropping on the implication that is equal to important document of claim and all changes in the scope.Any Reference numeral in the claim should be considered as limit related claim.
In addition, be to be understood that, though this specification is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of specification only is for clarity sake, those skilled in the art should make specification as a whole, and the technical scheme among each embodiment also can form other embodiments that it will be appreciated by those skilled in the art that through appropriate combination.
Claims (5)
1. but the electrostatic spinning apparatus of a telomerized polymer effluxvelocity, it comprises charging basket, be located in the charging basket and the piston that can in charging basket, move, the spinning head of being located at charging basket one end and being connected with charging basket, be connected the high voltage power supply device on the spinning head, the dash receiver that corresponding spinning head position arranges and the ground power line of giving dash receiver ground connection, it is characterized in that: described electrostatic spinning apparatus also comprises and covers on the spinning head periphery to form the double glazing cover in the airtight spinning of a slice zone, mezzanine space between the double glazing cover, the pneumatic pump that is communicated with mezzanine space, described pneumatic pump feeds air-flow when working in mezzanine space, when described high voltage power supply device was worked, the air-flow in the described mezzanine space moved towards the spinning nozzle place.
2. but the electrostatic spinning apparatus of telomerized polymer effluxvelocity according to claim 1 is characterized in that: described electrostatic spinning apparatus also comprises and being connected with mezzanine space and in order to monitor the air pressure monitoring device of air-flow size in the mezzanine space.
3. but the electrostatic spinning apparatus of telomerized polymer effluxvelocity according to claim 2, it is characterized in that: described air pressure monitoring device comprises the induction part of induction mezzanine space internal gas pressure and the display that shows the air pressure numerical value that induction part is sensed, and described air pressure monitoring device also comprises the connecting portion that connects display and induction part.
4. but the electrostatic spinning apparatus of telomerized polymer effluxvelocity according to claim 3, it is characterized in that: described induction part is positioned at mezzanine space, described display is positioned at outside the double glazing cover, and described double glazing cover is provided with for connecting portion and stretches into the first interior opening of mezzanine space.
5. but the electrostatic spinning apparatus of telomerized polymer effluxvelocity according to claim 1, it is characterized in that: described pneumatic pump is provided with in order to regulate the air-flow self-checking device of air-flow size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320224723 CN203229598U (en) | 2013-04-27 | 2013-04-27 | Electrostatic spinning device with adjustable polymer jet speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320224723 CN203229598U (en) | 2013-04-27 | 2013-04-27 | Electrostatic spinning device with adjustable polymer jet speed |
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| Publication Number | Publication Date |
|---|---|
| CN203229598U true CN203229598U (en) | 2013-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320224723 Expired - Fee Related CN203229598U (en) | 2013-04-27 | 2013-04-27 | Electrostatic spinning device with adjustable polymer jet speed |
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| Country | Link |
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| CN (1) | CN203229598U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194808A (en) * | 2013-04-27 | 2013-07-10 | 苏州大学 | Electrostatic spinning device capable of adjusting polymer jet velocity |
| CN115787114A (en) * | 2022-11-10 | 2023-03-14 | 四川大学 | Fiber spinning processing equipment and method |
-
2013
- 2013-04-27 CN CN 201320224723 patent/CN203229598U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194808A (en) * | 2013-04-27 | 2013-07-10 | 苏州大学 | Electrostatic spinning device capable of adjusting polymer jet velocity |
| CN103194808B (en) * | 2013-04-27 | 2016-03-02 | 苏州大学 | The electrostatic spinning apparatus of adjustable polymer effluxvelocity |
| CN115787114A (en) * | 2022-11-10 | 2023-03-14 | 四川大学 | Fiber spinning processing equipment and method |
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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 |
Granted publication date: 20131009 Termination date: 20160427 |