CN203360643U - Interrupted type centrifugal melting body electrostatic spinning device - Google Patents
Interrupted type centrifugal melting body electrostatic spinning device Download PDFInfo
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- CN203360643U CN203360643U CN 201320215639 CN201320215639U CN203360643U CN 203360643 U CN203360643 U CN 203360643U CN 201320215639 CN201320215639 CN 201320215639 CN 201320215639 U CN201320215639 U CN 201320215639U CN 203360643 U CN203360643 U CN 203360643U
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- throwing disc
- electrostatic spinning
- spinning device
- spinning
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Abstract
The utility model discloses an interrupted type centrifugal melting body electrostatic spinning device and belongs to the field of electrostatic spinning. The interrupted type centrifugal melting body electrostatic spinning device mainly comprises a throwing disc, a receiving ring, a base and a temperature control system. The device can feed in an interrupted mode and can be used for experimental study. A recessed portion at the center of the throwing disc is a feeding vessel. A section of the throwing disc is thin in the middle and sharp at two ends. A pinhole nozzle is disposed in the horizontal center line portion of a wall of the throwing disc. The throwing disc is connected with high voltage electricity through a cage type support. The receiving ring is connected with the ground. The throwing disc is driven by a motor to rotate and a spinning melting body is thrown on the circumference of the throwing disc. The spinning melting body is attached to an outer wall of the throwing disc through the pinhole nozzle in the circumference and a large number of tiny liquid drops is formed and is jetted under the action of electric field force so that threads are formed. According to the utility model, electrostatic spinning fiber is ultrafine under combined action of the electric field force and centrifugal force and spinning efficiency is improved.
Description
Technical field
The utility model relates to a kind of centrifugal electrostatic spinning device, belongs to the electrostatic spinning field.
Background technology
As a kind of important method that directly prepares nanofiber, it is simple that method of electrostatic spinning has equipment, the advantages such as processing ease, so electrostatic spinning technique has caused various countries scholar extensive concern.At present, the countries in the world researcher has carried out many research and exploration to electrostatic spinning, and existing more than 100 kind of high polymer utilizes method of electrostatic spinning to carry out spinning.
But there are a lot of shortcomings in current electrostatic spinning apparatus, commonplace electrostatic spinning apparatus adopts single needle, and single needle electrostatic spinning apparatus productivity ratio only has 0.1～1 g/h, and production cost is high, is difficult to realize industrialization, scale; And because of electrostatic interaction, mutually repel between Multi needle electrostatic spinning machine jet, syringe needle is stopped up, spinning quality is low.For addressing these problems, the utility model adopts a kind of throwing disc of High Rotation Speed, and melt can form jet under the acting in conjunction of centrifugal force and electric field force, greatly improves spinning efficiency and fiber quality.
Summary of the invention
The utility model proposes the centrifugal melt electrostatic spinning device of a kind of discontinuous, mainly comprise base, throwing disc, reception circle, heating plate and temperature control system, melt carries out spinning under the acting in conjunction of centrifugal force and electrostatic force.In the utility model device, throwing disc central concave place is reinforced ware, material is positioned in reinforced ware, treat that heating material is to melting, open motor, make the throwing disc High Rotation Speed, rotating speed is adjustable to 30000r/min from 3000, melt gets rid of to the throwing disc circumference under the effect of centrifugal force, is interrupted feed, can observe material state.Melt, by the pin hole of throwing disc circumference, is attached to the throwing disc outer wall and forms a large amount of fine droplets, and droplet forms taylor cone under the acting in conjunction of electric field force and centrifugal force, spins a large amount of fibers.This centrifugal melt electrostatic spinning device, the discontinuous feed, simple and convenient, be applicable to experimental study, and combine centrifugal spinning and two kinds of technology of electrostatic spinning, and the spinning fibre diameter is reduced greatly.This device also can carry out the centrifugal solution electrostatic spinning.Can carry out the normal temperature spinning when closing heater.
The utility model proposes the centrifugal melt electrostatic spinning device of a kind of discontinuous, reinforced ware surrounding opening, melt enters in the throwing disc cavity by opening, directly over reinforced ware, it is the cage support, the cage support is riveted on the throwing disc wall, cage support central upper portion place connects high voltage source, can make high voltage source keep not winding the line when the throwing disc High Rotation Speed, throwing disc is the high voltage electric field positive pole, receive circle ground connection, for the high voltage electric field negative pole, the throwing disc cross section is that two ends narrow down gradually, be shaped as middle part flat, the two ends point, can make melt fully mobile without buildup in the throwing disc chamber, the pin hole spout is evenly distributed on the throwing disc circumferential wall, the pin hole nozzle diameter is less than 0.1mm, the spout spacing is greater than 5mm.Outer surface coating one deck blacking of throwing disc, improve radiation absorptivity, throwing disc adopts welding manner to be connected with rotating shaft, motor drives the rotating shaft High Rotation Speed, rotating shaft is fixed on base by bearing, make rotating shaft centering when High Rotation Speed good, the throwing disc below is followed successively by heating plate, adiabatic disks, receive circle, wherein adiabatic disks can adopt ceramic material, heating plate, adiabatic disks, receive that circle fix by screw and base on, this device temperature probe adopts non-contact infrared temperature thermocouple, the infrared temperature thermocouple, temperature control box, heating plate forms the temperature control system of this device.
The centrifugal melt electrostatic spinning of this discontinuous the utility model proposes, can overcome in the past the shortcomings such as the low and Multi needle obstruction of single needle efficiency greatly, improves spinning efficiency, and equipment is simple, and the gained fibre diameter is little and even.
The accompanying drawing explanation
Fig. 1 is the centrifugal melt electrostatic spinning device cutaway view of a kind of discontinuous of the utility model.
In figure: 1-cage support; The 2-ware that feeds in raw material; The 3-throwing disc; 4-pin hole spout; The 5-heating plate; The 6-spinning fibre; 7-receives circle; 8-ground connection; The 9-adiabatic disks; The 10-base; The 11-screw; The 12-bearing; The 13-rotating shaft; The 14-shaft coupling, the 15-motor; The 16-temperature control box; The 17-high voltage source; 18-infrared temperature thermocouple.
The specific embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail.
As shown in Figure 1, reinforced ware (2) cup depth is 1/2 of throwing disc (3) thickness, cage support (1) adopts the firm silk conducted electricity very well to be riveted on throwing disc (3) upper surface, high voltage source (17) is connected on cage support (1) top center place, throwing disc (3) diameter is 160mm, most advanced and sophisticated angle is 8 °, pin hole spout (4) is positioned on the horizontal center line of throwing disc (3) wall, diameter is 1mm, spacing is 5mm, throwing disc (3) outside wall surface applies a kind of black coating, improve radiation absorptivity, heating plate (5), adiabatic disks (9) and reception circle (7) are fixed on base (10) by screw (11), in anti-locking apparatus running, because causing, rocks rotating shaft (13) High Rotation Speed, receive circle (7) ground connection (8), adopt high-speed induction motor (15) as drive unit, motor (15) is connected by shaft coupling (14) with rotating shaft (13), rotating shaft (13) diameter is 20mm, select 6003 profile shafts to hold (12), utilize infrared temperature thermocouple (18) as temperature probe, thermocouple (18) and temperature control box (16) and heating plate (5) form the temperature control system of this device jointly.In spinning process, a small amount of high polymer pellet is put into to reinforced ware (2), while being heated to melting, open motor (15), throwing disc (3) High Rotation Speed, melt is got rid of to throwing disc (3) circumference pin hole shower nozzle (4) and is located, locate to form drop at pin hole spout (4), under the acting in conjunction of centrifugal force and electric field force, form taylor cone, the taylor cone injection that is stretched, the final a large amount of spinning fibres (6) that produce, than single needle and spininess hair style shower nozzle in the past, spinning efficiency is improved, and the spinning fibre diameter is more carefully more even.
Claims (6)
1. the centrifugal melt electrostatic spinning device of discontinuous, mainly comprise base, throwing disc, receive circle, heating plate and temperature control system, throwing disc central concave place is reinforced ware, reinforced ware surrounding opening, melt enters in the throwing disc cavity by opening, directly over reinforced ware, it is the cage support, the cage support is riveted on the throwing disc wall, cage support central upper portion place connects high voltage source, can make high voltage source keep not winding the line when the throwing disc High Rotation Speed, throwing disc is the high voltage electric field positive pole, receive circle ground connection, for the high voltage electric field negative pole, throwing disc adopts welding manner to be connected with rotating shaft, rotating shaft is fixed on base by bearing, the throwing disc below is followed successively by heating plate, adiabatic disks, receive circle, wherein adiabatic disks can adopt ceramic material, heating plate, adiabatic disks, receive that circle fix by screw and base on, the infrared temperature thermocouple, temperature control box, heating plate forms temperature control system.
2. the centrifugal melt electrostatic spinning device of a kind of discontinuous according to claim 1, is characterized in that the throwing disc cross section is that two ends narrow down gradually, is shaped as that middle part is flat, two ends are sharp, can make melt fully mobile without buildup in the throwing disc chamber.
3. the centrifugal melt electrostatic spinning device of a kind of discontinuous according to claim 1, is characterized in that the throwing disc outer surface applies a kind of blacking, improves radiation absorptivity.
4. the centrifugal melt electrostatic spinning device of a kind of discontinuous according to claim 1, is characterized in that spinning pin hole spout is uniformly distributed in the throwing disc circumference, and the pin hole nozzle diameter is less than 0.1mm, and the spout spacing is greater than 5mm.
5. the centrifugal melt electrostatic spinning device of a kind of discontinuous according to claim 1, is characterized in that temperature probe is non-contact infrared temperature thermocouple.
6. the centrifugal melt electrostatic spinning device of a kind of discontinuous according to claim 1, is characterized in that the high-speed electric expreess locomotive range of speeds is 3000-30000r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320215639 CN203360643U (en) | 2013-04-25 | 2013-04-25 | Interrupted type centrifugal melting body electrostatic spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320215639 CN203360643U (en) | 2013-04-25 | 2013-04-25 | Interrupted type centrifugal melting body electrostatic spinning device |
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| Publication Number | Publication Date |
|---|---|
| CN203360643U true CN203360643U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320215639 Withdrawn - After Issue CN203360643U (en) | 2013-04-25 | 2013-04-25 | Interrupted type centrifugal melting body electrostatic spinning device |
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| CN (1) | CN203360643U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103215662A (en) * | 2013-04-25 | 2013-07-24 | 北京化工大学 | Interrupted type centrifugal melting body electrostatic spinning device |
| CN104088024A (en) * | 2014-07-10 | 2014-10-08 | 北京化工大学 | Novel centrifugal melt electrostatic spinning device |
| CN108642577A (en) * | 2018-05-29 | 2018-10-12 | 巢湖学院 | A kind of liquid level induction electrostatic spinning apparatus |
| CN108707978A (en) * | 2018-07-16 | 2018-10-26 | 绍兴百慧科技有限公司 | A kind of centrifugation melt electrostatic spinning device |
| CN110104436A (en) * | 2019-04-26 | 2019-08-09 | 英鸿纳米科技股份有限公司 | A kind of assembly type collecting nanofibers structure |
-
2013
- 2013-04-25 CN CN 201320215639 patent/CN203360643U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103215662A (en) * | 2013-04-25 | 2013-07-24 | 北京化工大学 | Interrupted type centrifugal melting body electrostatic spinning device |
| CN103215662B (en) * | 2013-04-25 | 2015-07-08 | 北京化工大学 | Interrupted type centrifugal melting body electrostatic spinning device |
| CN104088024A (en) * | 2014-07-10 | 2014-10-08 | 北京化工大学 | Novel centrifugal melt electrostatic spinning device |
| CN104088024B (en) * | 2014-07-10 | 2017-02-01 | 北京化工大学 | Centrifugal melt electrostatic spinning device |
| CN108642577A (en) * | 2018-05-29 | 2018-10-12 | 巢湖学院 | A kind of liquid level induction electrostatic spinning apparatus |
| CN108707978A (en) * | 2018-07-16 | 2018-10-26 | 绍兴百慧科技有限公司 | A kind of centrifugation melt electrostatic spinning device |
| CN108707978B (en) * | 2018-07-16 | 2020-04-17 | 绍兴百慧科技有限公司 | Centrifugal melt electrostatic spinning device |
| CN110104436A (en) * | 2019-04-26 | 2019-08-09 | 英鸿纳米科技股份有限公司 | A kind of assembly type collecting nanofibers structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131225 Effective date of abandoning: 20150708 |
|
| RGAV | Abandon patent right to avoid regrant |