CN203625534U - Electrostatic spinning device capable of adjusting viscosity of polymer solution - Google Patents
Electrostatic spinning device capable of adjusting viscosity of polymer solution Download PDFInfo
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- CN203625534U CN203625534U CN201320745942.3U CN201320745942U CN203625534U CN 203625534 U CN203625534 U CN 203625534U CN 201320745942 U CN201320745942 U CN 201320745942U CN 203625534 U CN203625534 U CN 203625534U
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- charging basket
- electrostatic spinning
- temperature
- polymer solution
- spinning apparatus
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Abstract
An electrostatic spinning device capable of adjusting the viscosity of a polymer solution comprises a charging basket, a piston, a spinning nozzle, a high voltage power supply device, a receiving plate and a ground connection power line. The electrostatic spinning device further comprises a heating device used for heating the charging basket, a temperature testing device used for testing the temperature of the spinning solution in the charging basket, a temperature regulation device, a pneumatic pump and a cold and hot airflow converter. The heating device comprises a plurality of small heating units, and the working state of each heating unit is controlled by a circuit control device. According to the electrostatic spinning device capable of adjusting the viscosity of the polymer solution, cold airflow is converted into hot airflow through the cold and hot airflow converter, then, the heating device is used for heating the hot airflow, the heated hot airflow is used for evenly and wholly heating the charging basket, due to the fact that the temperature regulation device is arranged, the temperature of the spinning solution in the charging basket can be better adjusted conveniently and quickly, and accordingly the viscosity of the spinning solution can be adjusted by controlling the temperature of the spinning solution.
Description
Technical field
The utility model relates to electrostatic spinning apparatus, relates in particular to a kind of electrostatic spinning apparatus of adjustable polymer solution viscosity.
Background technology
Electrostatic spinning technique is to prepare at present the most important basic skills of nanofiber.The core of this technology is that charged fluids is flowed and distortion in electrostatic field, finally obtains fibrous material, thereby provides a kind of new processing method for macromolecule becomes nano-functional material.That electrostatic spinning technique has advantages of is easy and simple to handle, applied widely, production efficiency is relatively high, and the nanofiber spinning out has fiber finer, and specific area is large, porosity high, and therefore electrostatic spinning technique is widely used.
Traditional method of electrostatic spinning utilizes electric field force that polymer solution or melt are extracted out and formed jet from capillary exit exactly, through swing, evaporation, fine process, finally obtains nano level fiber.The viscosity of the polymer solution in spinning process is a key factor that affects nanofiber diameter size and fibre morphology etc., but the ratio of viscosities in spinning process is difficult to control.
Therefore, how to regulate the viscosity of spinning solution to obtain high-quality nanofiber and become key point.For above-mentioned technical problem, be necessary to provide one to there is structure improved electrostatic spinning apparatus, to solve problems of the prior art.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of electrostatic spinning apparatus of adjustable polymer solution viscosity, in order to solve the unmanageable technical problem of the viscosity of polymer solution in spinning process.
For achieving the above object, the utility model provides following technical scheme:
A kind of electrostatic spinning apparatus of adjustable polymer solution viscosity, it comprises charging basket, be located in charging basket and the piston that can move in charging basket, the spinning head of being located at charging basket one end and being communicated with charging basket, be connected to the high voltage power supply device on spinning head, the dash receiver that corresponding spinning head position arranges and to the ground power line of dash receiver ground connection, described electrostatic spinning apparatus also comprises the temperature detection device that is arranged on the heater that on charging basket, also feed barrel heats and surveys spinning solution temperature in charging basket, described heater comprises multiple little heating units, the duty of each heating unit is by a circuit control device control, described electrostatic spinning apparatus also comprises pneumatic pump, the hot and cold air converter being connected with pneumatic pump and the pipe conveying fluid and the return duct that are connected with hot and cold air converter, described pipe conveying fluid and return duct are located between charging basket and heater.
Preferably, in the electrostatic spinning apparatus of above-mentioned adjustable polymer solution viscosity, described heater is resistance-type heater.
Preferably, in the electrostatic spinning apparatus of above-mentioned adjustable polymer solution viscosity, described heater is wire coil heater or quartz heating device.
Preferably, in the electrostatic spinning apparatus of above-mentioned adjustable polymer solution viscosity, described electrostatic spinning apparatus also comprises the radiator valve that keeps spinning solution temperature in charging basket.
Preferably, in the electrostatic spinning apparatus of above-mentioned adjustable polymer solution viscosity, described temperature detection device is connected with hot and cold air converter.
Preferably, in the electrostatic spinning apparatus of above-mentioned adjustable polymer solution viscosity, described electrostatic spinning apparatus also comprises the temperature-adjusting device that regulates spinning solution temperature in charging basket.
Preferably, in the electrostatic spinning apparatus of above-mentioned adjustable polymer solution viscosity, described temperature-adjusting device is connected with circuit control device.
Preferably, in the electrostatic spinning apparatus of above-mentioned adjustable polymer solution viscosity, described pneumatic pump is provided with air flow regulator.
Can find out from technique scheme, the electrostatic spinning apparatus of the adjustable polymer solution viscosity of the utility model embodiment is simple in structure, easy to operate, it is simple to control, technological process is short.
Compared with prior art, the beneficial effects of the utility model are:
(1) by the heater of feed barrel heating is set, and be provided with temperature detection device and radiator valve, the temperature of adjusting spinning solution that can simple and fast, and then regulate the viscosity of spinning solution.
(2) by converting cold airflow to thermal current with hot and cold air converter, and then by heater, thermal current is heated, utilize the thermal current of heating to charging basket entirety homogeneous heating, the temperature of surveying by temperature detection device is carried out the quantity of the heating unit of indicated temperature adjusting device control circuit control device startup, be conducive to conveniently regulate the temperature of spinning solution in charging basket, regulate the viscosity of spinning solution by controlling the temperature of spinning solution.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing relevant of the present utility model in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic diagram of the electrostatic spinning apparatus of the adjustable polymer solution viscosity of the utility model.
Wherein: 1, charging basket; 2, piston; 3, spinning head; 4, high voltage power supply device; 5, dash receiver; 6, ground power line; 7, pneumatic pump; 8, heater; 9, temperature detection device; 10, hot and cold air converter; 11, pipe conveying fluid; 12, return duct.
The specific embodiment
The utility model discloses a kind of electrostatic spinning apparatus of adjustable polymer solution viscosity, in order to solve the unmanageable technical problem of the viscosity of polymer solution in spinning process.
The electrostatic spinning apparatus of this adjustable polymer solution viscosity, it comprises charging basket, be located in charging basket and the piston that can move in charging basket, the spinning head of being located at charging basket one end and being communicated with charging basket, be connected to the high voltage power supply device on spinning head, the dash receiver that corresponding spinning head position arranges and to the ground power line of dash receiver ground connection, described electrostatic spinning apparatus also comprises the temperature detection device that is arranged on the heater that on charging basket, also feed barrel heats and surveys spinning solution temperature in charging basket, described heater comprises multiple little heating units, the duty of each heating unit is by a circuit control device control, described electrostatic spinning apparatus also comprises pneumatic pump, the hot and cold air converter being connected with pneumatic pump and the pipe conveying fluid and the return duct that are connected with hot and cold air converter, described pipe conveying fluid and return duct are located between charging basket and heater.
Further, described heater is resistance-type heater.
Further, described heater is wire coil heater or quartz heating device.
Further, described electrostatic spinning apparatus also comprises the radiator valve that keeps spinning solution temperature in charging basket.
Further, described temperature detection device is connected with hot and cold air converter.
Further, described electrostatic spinning apparatus also comprises the temperature-adjusting device that regulates spinning solution temperature in charging basket.
Further, described temperature-adjusting device is connected with circuit control device.
Further, described pneumatic pump is provided with air flow regulator.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is described in detail, obviously, described embodiment is only 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, the electrostatic spinning apparatus of the disclosed adjustable polymer solution viscosity of the utility model, it comprises charging basket 1, be located in charging basket 1 and can be at the piston 2 of charging basket 1 interior motion, be located at charging basket 1 one end and the spinning head 3 that is communicated with charging basket 1, be connected to dash receiver 5 that the high voltage power supply device 4 on spinning head 3, corresponding spinning head 3 positions arrange and the ground power line 6 to dash receiver 5 ground connection.The electrostatic spinning apparatus of described adjustable polymer solution viscosity also comprises and is arranged on charging basket 1 and heater 8 that feed barrel 1 heats, surveys the temperature detection device 9 of spinning solution temperature in charging basket 1 and keep the radiator valve of spinning solution temperature in charging basket 1.Described heater 8 comprises multiple little heating units, and the duty of each heating unit is by a circuit control device control.The critical piece of circuit control device is PLC Programmable Logic Controller or PID controller.By the heater 8 of feed barrel heating is set, and be provided with temperature detection device 9 and radiator valve, detection and the temperature that keeps spinning solution that can simple and fast, and then regulate the viscosity of spinning solution.
Continue as shown in Figure 1 the hot and cold air converter 10 that the electrostatic spinning apparatus of described adjustable polymer solution viscosity also comprises pneumatic pump 7, be connected with pneumatic pump 7 and the pipe conveying fluid being connected with hot and cold air converter 10 11 and return duct 12.Pneumatic pump 7 is provided with air flow regulator.Pipe conveying fluid 11 and return duct 12 are located between charging basket 1 and heater 8.Temperature detection device 9 is connected with charging basket 1.By converting cold airflow to thermal current with hot and cold air converter 10, and then by heater 8, thermal current is heated, utilize the thermal current of heating to the overall homogeneous heating of charging basket 1, be conducive to conveniently regulate the temperature of spinning solution in charging basket 1, regulate the viscosity of spinning solution by controlling the temperature of spinning solution.The viscosity temperature influence of solution is very large, and when high temperature, solution viscosity can reduce, and the low easy spinning of viscosity, can obtain high-quality nanofiber.
For the convenient temperature that regulates, the electrostatic spinning apparatus of the adjustable polymer solution viscosity of the utility model also comprises the temperature-adjusting device that regulates spinning solution temperature in charging basket 1.Described temperature-adjusting device is connected with circuit control device.The temperature of surveying by temperature detection device is carried out the quantity of the heating unit of indicated temperature adjusting device control circuit control device startup, be conducive to conveniently regulate the temperature of spinning solution in charging basket, regulate the viscosity of spinning solution by controlling the temperature of spinning solution.
The operation principle of the electrostatic spinning apparatus of the adjustable polymer solution viscosity of the utility model is: air-flow enters in hot and cold air converter 10 from pneumatic pump 7, convert thermal current to by cold airflow, the thermal current that heater 8 is changed hot and cold air converter 10 heats, utilize heated thermal current to whole charging basket 1 heated at constant temperature, the temperature of surveying by temperature detection device 9 is carried out the quantity of the heating unit of indicated temperature adjusting device control circuit control device startup, then by thermostatically-controlled equipment control temperature, after a period of time, polymer solution can meet the requirements of temperature.Polymer is in charging basket 1, promote piston 2 by charge pump and enter spinning head 3 spinning, high voltage power supply device 4 is connected on spinning head 3, dash receiver 5 is by ground power line 6 ground connection, open the switch of high voltage power supply device 4, between spinning head 3 and dash receiver 5, formed an electric field, make the polymer solution in spinning head 3 exits form solid jet under the effect of high pressure, jet, through swing, evaporation, fine process, is finally collected nano level fiber on dash receiver 5.At heater 8 on, the temperature of polymer solution can raise, the viscosity of polymer solution can reduce, easily spinning nanofiber, the nanofiber diameter spinning is little, and quality is high, the size of the temperature of polymer solution can regulate well, and then the viscosity of regulator solution, so it is less to spin diameter, the nanofiber that quality is higher.
The electrostatic spinning apparatus of the adjustable polymer solution viscosity of the utility model embodiment is simple in structure, easy to operate, it is simple to control, technological process is short.
Compared with prior art, the beneficial effects of the utility model are:
(1) by the heater of feed barrel heating is set, and be provided with temperature detection device and radiator valve, the temperature of adjusting spinning solution that can simple and fast, and then regulate the viscosity of spinning solution.
(2) by converting cold airflow to thermal current with hot and cold air converter, and then by heater, thermal current is heated, utilize the thermal current of heating to charging basket entirety homogeneous heating, the temperature of surveying by temperature detection device is carried out the quantity of the heating unit of indicated temperature adjusting device control circuit control device startup, be conducive to conveniently regulate the temperature of spinning solution in charging basket, regulate the viscosity of spinning solution by controlling the temperature of spinning solution.
To those skilled in the art, obviously the utility model is not limited to the details of above-mentioned one exemplary embodiment, and in the situation that not deviating 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, is therefore intended to all changes that drop in the implication and the scope that are equal to important document of claim to include in the utility model.Any Reference numeral in claim should be considered as limiting related claim.
In addition, be to be understood that, although this description is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should make description as a whole, and the technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Claims (8)
1. the electrostatic spinning apparatus of an adjustable polymer solution viscosity, it comprises charging basket, be located in charging basket and the piston that can move in charging basket, the spinning head of being located at charging basket one end and being communicated with charging basket, be connected to the high voltage power supply device on spinning head, the dash receiver that corresponding spinning head position arranges and to the ground power line of dash receiver ground connection, it is characterized in that: described electrostatic spinning apparatus also comprises the temperature detection device that is arranged on the heater that on charging basket, also feed barrel heats and surveys spinning solution temperature in charging basket, described heater comprises multiple little heating units, the duty of each heating unit is by a circuit control device control, described electrostatic spinning apparatus also comprises pneumatic pump, the hot and cold air converter being connected with pneumatic pump and the pipe conveying fluid and the return duct that are connected with hot and cold air converter, described pipe conveying fluid and return duct are located between charging basket and heater.
2. the electrostatic spinning apparatus of adjustable polymer solution viscosity according to claim 1, is characterized in that: described heater is resistance-type heater.
3. the electrostatic spinning apparatus of adjustable polymer solution viscosity according to claim 1, is characterized in that: described heater is wire coil heater or quartz heating device.
4. the electrostatic spinning apparatus of adjustable polymer solution viscosity according to claim 1, is characterized in that: described electrostatic spinning apparatus also comprises the radiator valve that keeps spinning solution temperature in charging basket.
5. the electrostatic spinning apparatus of adjustable polymer solution viscosity according to claim 1, is characterized in that: described temperature detection device is connected with hot and cold air converter.
6. the electrostatic spinning apparatus of adjustable polymer solution viscosity according to claim 1, is characterized in that: described electrostatic spinning apparatus also comprises the temperature-adjusting device that regulates spinning solution temperature in charging basket.
7. the electrostatic spinning apparatus of adjustable polymer solution viscosity according to claim 6, is characterized in that: described temperature-adjusting device is connected with circuit control device.
8. the electrostatic spinning apparatus of adjustable polymer solution viscosity according to claim 1, is characterized in that: described pneumatic pump is provided with air flow regulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320745942.3U CN203625534U (en) | 2013-11-22 | 2013-11-22 | Electrostatic spinning device capable of adjusting viscosity of polymer solution |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320745942.3U CN203625534U (en) | 2013-11-22 | 2013-11-22 | Electrostatic spinning device capable of adjusting viscosity of polymer solution |
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| CN203625534U true CN203625534U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320745942.3U Expired - Fee Related CN203625534U (en) | 2013-11-22 | 2013-11-22 | Electrostatic spinning device capable of adjusting viscosity of polymer solution |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556238A (en) * | 2013-11-22 | 2014-02-05 | 苏州大学张家港工业技术研究院 | Electrostatic spinning device capable of adjusting viscosity of polymer solution |
| CN109735903A (en) * | 2019-03-12 | 2019-05-10 | 北京化工大学 | A kind of unilaterally adjustable electrostatic spinning apparatus of polymer solution viscosity |
| CN111962168A (en) * | 2020-08-10 | 2020-11-20 | 陕西天策新材料科技有限公司 | Inner and outer layer heating medium circulation heating spinning assembly for preparing mesophase pitch-based carbon fiber |
-
2013
- 2013-11-22 CN CN201320745942.3U patent/CN203625534U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556238A (en) * | 2013-11-22 | 2014-02-05 | 苏州大学张家港工业技术研究院 | Electrostatic spinning device capable of adjusting viscosity of polymer solution |
| CN103556238B (en) * | 2013-11-22 | 2016-08-17 | 苏州大学张家港工业技术研究院 | The electrostatic spinning apparatus of adjustable polymer solution viscosity |
| CN109735903A (en) * | 2019-03-12 | 2019-05-10 | 北京化工大学 | A kind of unilaterally adjustable electrostatic spinning apparatus of polymer solution viscosity |
| CN111962168A (en) * | 2020-08-10 | 2020-11-20 | 陕西天策新材料科技有限公司 | Inner and outer layer heating medium circulation heating spinning assembly for preparing mesophase pitch-based carbon fiber |
| CN111962168B (en) * | 2020-08-10 | 2021-11-05 | 陕西天策新材料科技有限公司 | Inner and outer layer heating medium circulation heating spinning assembly for preparing mesophase pitch-based carbon fiber |
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| Date | Code | Title | Description |
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| 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: 20140604 Termination date: 20161122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |