CN108265340A - Nano-fiber manufacturing apparatus - Google Patents
Nano-fiber manufacturing apparatus Download PDFInfo
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- CN108265340A CN108265340A CN201810184253.7A CN201810184253A CN108265340A CN 108265340 A CN108265340 A CN 108265340A CN 201810184253 A CN201810184253 A CN 201810184253A CN 108265340 A CN108265340 A CN 108265340A
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- 239000002121 nanofiber Substances 0.000 title claims abstract description 78
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 40
- 239000000835 fiber Substances 0.000 claims abstract description 110
- 239000002994 raw material Substances 0.000 claims abstract description 64
- 238000002347 injection Methods 0.000 claims abstract description 21
- 239000007924 injection Substances 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 239000007921 spray Substances 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 abstract description 6
- 230000010349 pulsation Effects 0.000 abstract description 4
- 230000006641 stabilisation Effects 0.000 abstract description 3
- 238000011105 stabilization Methods 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000012508 resin bead Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 238000010041 electrostatic spinning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002070 nanowire Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/12—Stretch-spinning methods
- D01D5/14—Stretch-spinning methods with flowing liquid or gaseous stretching media, e.g. solution-blowing
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/06—Feeding liquid to the spinning head
- D01D1/09—Control of pressure, temperature or feeding rate
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/253—Formation of filaments, threads, or the like with a non-circular cross section; Spinnerette packs therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
This application involves nanofiber production technical field more particularly to a kind of nano-fiber manufacturing apparatus, including：Fused raw material provides unit, is provided to the fibrous raw material of liquid；Gear pump has input terminal and output terminal；Nozzle, equipped with fiber spout and medium nozzle, the fiber spout intersects with the injection direction of the medium nozzle；Unit is provided with medium, the fused raw material provides unit and connected with the input terminal, the output terminal and the fiber spout connection；The medium provides unit and is connected with the medium nozzle.Nano-fiber manufacturing apparatus provided herein, increase gear pump between unit and nozzle by being provided in fused raw material, can keep gear pump input terminal and output terminal pressure in a certain range, and then it extenuates fused raw material and the vibration generated during cell operation is provided, make the uniform stabilization of fibrous raw material into nozzle as far as possible, prevent fluid pulsation, improve the forming quality of nanofiber.
Description
Technical field
This application involves nanofiber production technical field more particularly to a kind of nano-fiber manufacturing apparatus.
Background technology
Nanofiber is widely used with the features such as its skin effect, small-size effect and quantum size effect, in recent years,
Nanofiber product containing nanofiber is used in the fields such as dress material, electrical, automobile, medical treatment, building, with nanofiber
The expansion of purposes, demand also rise rapidly, and manufacturing method mainly has molecular engineering the preparation method, spinning the preparation method and biology to prepare
Method, spinning the preparation method can be method of electrostatic spinning, meltblown or centrifugation force method.Wherein, meltblown is that fibrous raw material is melting
The method for the nanofiber for stretching and being cooled into through the choked jet of high temperature and pressure under state, the nanofiber of this method
Manufacturing device includes screw extruder and nozzle, and screw extruder includes cylinder body and screw rod, and cylinder body has feed end and discharge end,
The fibrous raw material of feed end is sent to discharge end by screw rod by rotating, and discharge end is directly connected to nozzle, by fibrous raw material
In output to nozzle, and then sprayed by nozzle.
However, the screw rod of screw extruder can generate vibration during the work time, cause：1. discontinuousization being fed；②
Gap in extrusion between screw rod and cylinder body generates inverse pressure, flows back, in turn results in the output pressure of discharge end not
Stablize, cause the fibrous raw material entered in nozzle unstable, generate fluid pulsation phenomenon, influence the forming quality of nanofiber.
Invention content
This application provides a kind of nano-fiber manufacturing apparatus, can solve the above problems.
This application provides a kind of nano-fiber manufacturing apparatus, including：
Fused raw material provides unit, is provided to the fibrous raw material of liquid；
Gear pump has input terminal and output terminal；
Nozzle, equipped with fiber spout and medium nozzle, the fiber spout intersects with the injection direction of the medium nozzle；
With
Medium provides unit,
The fused raw material provides unit and is connected with the input terminal, the output terminal and the fiber spout connection；Institute
Matter offer unit is given an account of to connect with the medium nozzle.
Optionally, pressure sensor is further included, the input terminal and the output terminal are both provided with the pressure sensor.
Optionally, the fiber spout is equipped with multiple, and form a line, relative to the orientation of the fiber spout
Both sides are both provided with the medium nozzle.
Optionally, there are one the medium nozzle is set, the opposite both sides of the medium nozzle are arranged with multiple fibres
Tie up spout.
Optionally, the nozzle is additionally provided with the fiber channel for connecting the output terminal and the fiber spout, the fiber
Channel detour is set.
Optionally, the medium provides medium source and pipeline of the unit including being interconnected, and the medium source passes through described
Pipeline is connected with the medium nozzle；
Further include dielectric heater, the medium provide unit be equipped with it is multiple, each pipeline along the axial direction of itself extremely
There are one few distributions or more than one described dielectric heater.
Optionally, the angle of the injection direction of the injection direction of the medium nozzle and the fiber spout be 20 °~
80°。
Optionally, the medium nozzle either the fiber spout injection direction be vertical direction or horizontal direction.
Optionally, the intersection of the injection direction of the fiber spout and the medium nozzle is apart from the fiber spout
Size is less than 3mm.
Optionally, the cross section of the fiber spout is round, ellipse or cross.
The technical solution that the application provides can reach following advantageous effect：
Nano-fiber manufacturing apparatus provided herein increases tooth by being provided in fused raw material between unit and nozzle
Wheel pump, can keep gear pump input terminal and output terminal pressure in a certain range, and then extenuate fused raw material provide it is single
The vibration generated during member work, makes the uniform stabilization of fibrous raw material into nozzle, prevents fluid pulsation as far as possible, improves
The forming quality of nanofiber.
It should be understood that above general description and following detailed description is only exemplary, this can not be limited
Application.
Description of the drawings
Fig. 1 is a kind of structure diagram of specific embodiment of nano-fiber manufacturing apparatus provided herein；
Fig. 2 is the structure diagram of another specific embodiment of nano-fiber manufacturing apparatus provided herein；
Fig. 3 is in nano-fiber manufacturing apparatus provided herein, and fused raw material provides one kind of unit and gear pump
The structure diagram of specific embodiment；
Fig. 4 is a kind of specific reality of medium nozzle and fiber spout in nano-fiber manufacturing apparatus provided herein
Apply the cross-sectional view of example；
Fig. 5 is in nano-fiber manufacturing apparatus provided herein, and the another kind of medium nozzle and fiber spout is specific
The cross-sectional view of embodiment；
Fig. 6 is in nano-fiber manufacturing apparatus provided herein, and another of medium nozzle and fiber spout are specific
The cross-sectional view of embodiment；
Fig. 7 is that a kind of signal of the control system of specific embodiment of nano-fiber manufacturing apparatus provided herein connects
Connect schematic diagram.
Reference numeral：
10- fused raw materials provide unit；
11- power sources；
12- cylinder bodies；
13- screw rods；
14- feed heaters；
20- gear pumps；
21- input terminals；
22- output terminals；
23- gears；
30- nozzles；
31- fiber spouts；
32- medium nozzles；
33- fiber channels；
34- medium channels；
35- built-in heaters；
40- media provide unit；
42- pipelines；
43- dielectric heaters；
50- pressure sensors；
60- visualizers；
70- gear pump controllers；
80- raw material mechanical feed units.
Attached drawing herein is incorporated into specification and forms the part of this specification, shows the implementation for meeting the application
Example, and for explaining the principle of the application together with specification.
Specific embodiment
The application is described in further detail below by specific embodiment and with reference to attached drawing.
The application supplies the fibrous raw material of liquid to form nanometer by the fluid (preferably gaseous fluid) sprayed to high pressure
Fiber, but in the description of the present application especially in the case where not specifying composition and being referred to as " gas ", comprising by
The gas that repertoire or molecular structure are formed.In addition, in the description of the present application, " fibrous raw material " is meant
All material during nanofiber is formed, can be specifically the materials such as resin.
As shown in figs. 1-7, the embodiment of the present application provides a kind of nano-fiber manufacturing apparatus, for producing nanofiber.
Nano-fiber manufacturing apparatus includes fused raw material and provides unit 10, gear pump 20, nozzle 30 and medium offer unit 40, melting original
Material provides the fibrous raw material that unit 10 is provided to liquid.Gear pump 20 has input terminal 21 and output terminal 22；Nozzle 30 is set
There are fiber spout 31 and medium nozzle 32, fiber spout 31 intersects with the injection direction of medium nozzle 32.Fused raw material provides single
Member 10 is connected with input terminal 21, and output terminal 22 is connected with fiber spout 31, and fibrous raw material is ejected by fiber spout 31,
Form fiber stream；Medium provides unit 40 and is connected with medium nozzle 32, so that medium nozzle 32 is sprayed with certain pressure and speed
Medium (such as gas) is projected, forms high-voltage high-speed medium flow field.
During above-mentioned nano-fiber manufacturing apparatus work, the fiber stream that fiber spout 31 sprays encounters the ejection of medium nozzle 32
After medium flow field, it is stretched and forms nanofiber after cooling down.This device, by providing unit 10 and nozzle 30 in fused raw material
Between increase gear pump 20, due to gear pump 20 input terminal 21 and output terminal 22 pressure in a certain range, can
It extenuates fused raw material and caused vibration when unit 10 works is provided, make the uniform stabilization of fibrous raw material into nozzle 30, prevent
Fluid pulsation occurs, and then improves the forming quality of nanofiber.
It should be noted that the medium flow field that above-mentioned medium nozzle 32 sprays is with subsonic speed, velocity of sound or ultrasonic speed
What degree sprayed, in this way, the fiber stream that fiber spout 31 sprays is stretched under the action of high-speed Medium stream, so as to form Nanowire
Dimension.The nanofiber of different-diameter can be produced by adjusting the spouting velocity of medium flow field, that is to say, that adjust the spray of medium flow field
It is one of method of nanofiber for producing different-diameter to go out speed.
As shown in Figure 1-Figure 3, gear pump 20 includes intermeshing two gears 23, input terminal 21 for two gears 23 into
Enter one end of engagement, output terminal 22 is one end that two gears 23 are disengaged from.It is to be appreciated that nano-fiber manufacturing apparatus is also
It can include gear pump controller 70, gear pump controller 70 is used to control the rotating speed of two gears 23.
Wherein, fused raw material, which provides unit 10, to be fountain, and fused solution is stored in fountain
Fibrous raw material.In a kind of embodiment, fused raw material provides unit 10 and includes screw extruder and driving screw extruder action
Power source 11, screw extruder includes cylinder body 12 and screw rod 13, and cylinder body 12 is equipped with feed end and discharge end, and feed end is for adding
Add fibrous raw material, discharge end is connected with input terminal 21；13 helical rotation of screw rod is connected in cylinder body 12, as shown in figure 3, screw rod 13
Connect close to one end of feed end with power source 11, with by drive 13 screw of screw rod of power source 11, screw rod 13 it is another
It holds to discharge end and extends, when 13 helical rotation of screw rod, the fibrous raw material of feed end is sent to input terminal 21.
Sometimes fibrous raw material is granular solid feed, in order to be applicable in this solid fibrous raw material simultaneously,
Screw extruder further includes feed heater 14, as shown in figure 3, feed heater 14 can be set to the periphery of cylinder body 12, with
Be heated the fibrous raw material for melting and forming liquid in fibrous raw material transmit process, that is to say, that provides unit by fused raw material
10 can will form the fibrous raw materials of liquid after the melting of the fibrous raw material of solid-like, so as to ensure that the fiber into input terminal 21 is former
Expect the liquid fibrous raw material of required viscosity during for production fiber.Certainly, when fibrous raw material is liquid, can also add including raw material
Hot device 14 by the heating of feed heater 14, can reduce the viscosity of the fibrous raw material of liquid, and then make fibrous raw material more steady
Surely enter input terminal 21.
Further, nano-fiber manufacturing apparatus further includes pressure sensor 50, and input terminal 21 and output terminal 22 are respectively provided with
There is pressure sensor 50, pressure sensor 50 can be connect with 70 signal of gear pump controller, with according to pressure sensor 50
Pressure controls the rotating speed of gear 23, input terminal 21 and the pressure of output terminal 22 is made to be better maintained in a certain range, preferably
Ensure uniformity and stability into the fibrous raw material of nozzle 30, and then improve the forming quality of nanofiber.
When fused raw material provides unit 10 including screw extruder and power source 11, pressure sensor 50 can be with power
Source 11 signal connection, as shown in fig. 7, the rotating speed for the pressure adjusting screw 13 that power source 11 is detected according to pressure sensor 50, such as
When the pressure that pressure sensor 50 detects is larger, power source 11 reduces the rotating speed of screw rod 13；When pressure sensor 50 detects
When the pressure arrived is smaller, power source 11 increases the rotating speed of screw rod 13, in this way, the control system of nanofiber device is formed in real time instead
Feedback control, makes input terminal 21 as equal as possible with the pressure of output terminal 22, is further ensured that into the fibrous raw material of nozzle 30
Uniformity and stability improve the forming quality of nanofiber.
Further, in order to preferably monitor the state of the fibrous raw material of the input terminal 21 of gear pump 20 and output terminal 22,
Visualizer 60 is additionally provided between fused raw material offer unit 10 and gear pump 20, between gear pump 20 and nozzle 30.
As Figure 4-Figure 6, the cross section of fiber spout 31 can be round, ellipse or cross, be arranged such
Afterwards, the surface area that the fiber stream of fused fiber raw material formation is contacted with high speed jet medium flow field is increased, to improve nanofiber
Yield rate and reduce nanofiber in fiber diameter.It is after molding when especially ellipse and cross is in cross section
Nanofiber smaller, surface area bigger, while this fiber spout 31 is also easy to machine-shaping.Certainly, the horizontal stroke of fiber spout 31
Section may be petal, annular or other polymorphic structures.Wherein, cross section refers to fiber spout 31 and is sprayed perpendicular to itself
The section in direction.
Fiber spout 31 can be provided with one or more, and when being provided with multiple, multiple fiber spouts 31 can be arranged
Cheng Yilie.The interval of two neighboring fiber spout 31 can be set according to the requirement of nanofiber, when two adjacent fibers spray
When 31 interval of mouth is nearer, the fiber stream that each fiber spout 31 ejects can interfere with each other, therefore, molding nanofiber cotton like collection
Fit hardness is higher；Conversely, when two adjacent fiber spouts 31 are spaced farther out, fiber that each fiber spout 31 ejects
Draining off, it is smaller or even noiseless to disturb, then the hardness of molding nanofiber cotton like aggregate is relatively low, and feel is softer.
Specifically, following set-up mode may be used with medium nozzle 32 in fiber spout 31：
First way, as shown in Figure 1, there are one medium nozzle 32 sets, the opposite both sides of medium nozzle 32 are arranged with
Multiple fiber spouts 31, the area of the cross section of each fiber of this molding nanofiber of mode are more dispersed.Wherein, medium
The relative direction of the both sides of spout 32 is vertical with the orientation of multiple fiber spouts 31.
In this embodiment, along the injection direction of medium nozzle 32, fiber spout 31 can be located under medium nozzle 32
Trip, after such setting, what fiber stream that fiber spout 31 ejects can be ejected with medium nozzle 32 as early as possible after ejecting
Medium flow field contacts, to be conducive to the molding of nanofiber.
Further, along the injection direction of medium nozzle 32, the distance of medium nozzle 32 and fiber spout 31 can basis
Actual needs is configured, but the distance should not be too big, because the medium flow field that medium nozzle 32 sprays is with the increasing of jet length
Greatly, the speed of medium flow field reduces very fast, if medium nozzle 32 and the distance of fiber spout 31 are too big, is connect in fiber stream
It is difficult to generate scheduled stretching action when contacting medium flow field, influences the quality of nanofiber.Specifically, medium nozzle 32 and fiber
The distance of spout 31 can be configured according to the property of molding nanofiber.
The second way as shown in Fig. 2, fiber spout 31 is equipped with multiple, and forms a line, relative to fiber spout 31
The both sides of orientation are both provided with medium nozzle 32, the area of the cross section of each fiber of this molding nanofiber of mode
Disperse small, the stability of nanofiber is good.
In this embodiment, fiber spout 31 can be aligned with medium nozzle 32 along the injection direction of fiber spout 31.
Though using which kind of mode, medium nozzle 32 either fiber spout 31 injection direction can be vertical direction or
Horizontal direction, the i.e. injection direction of medium nozzle 32 can be vertical direction or horizontal direction, can also limit spout 31
Injection direction is vertical direction or horizontal direction.Wherein, Fig. 1, the spray Fig. 2 shows medium nozzle 32 or fiber spout 31
Penetrate direction be vertical direction structure, this mode, the fiber stream that fiber spout 31 ejects influenced by gravity it is smaller, favorably
In the molding of nanofiber, and the quality preservation of nanofiber is stablized.In the injection side of medium nozzle 32 or fiber spout 31
During to for horizontal direction, the occupation of land of entire nano-fiber manufacturing apparatus is smaller, and production efficiency is high, and production cost is than relatively low.
It is to be appreciated that the fiber stream that such as fruit fiber spout 31 ejects ability and medium nozzle after larger distance is sprayed
The 32 medium flow field contacts ejected, then the part in fiber stream can cannot stretch, and therefore, molding nanofiber can be mixed with miscellaneous
Matter, as fibrous raw material be resin material when, resin beads can be mixed with, reduce the quality of nanofiber.To solve the above-mentioned problems,
In one embodiment of the application, the intersection of the injection direction of fiber spout 31 and medium nozzle 32 is apart from fiber spout 31
Size is less than 3mm, can be contacted within 3mm with medium flow field with ensureing fiber stream ejecting, so as to make each section of fiber stream
It is stretched, is reduced or the deimpurity generation that disappears, improve the quality of nanofiber.
Further, with reference to figure 1- Fig. 2, the angle of the injection direction of medium nozzle 32 and the injection direction of fiber spout 31
A is 20 °~80 °, such as included angle A is 20 °, 25 °, 30 °, 35 °, 40 °, 50 °, 60 °, 75 °, 80 °.Since included angle A is smaller, formed
Nanofiber in impurity it is more, resin beads are more, influence the quality of nanofiber, and after using above-mentioned setting, can
Better ensure that the medium that the fiber stream that fiber spout 31 ejects is ejected before nanofiber is molded by medium nozzle 32
Stream is sufficiently tensile, and so as to reduce the impurity in nanofiber, improves the quality of nanofiber.Preferably included angle A is 30 °~60 °,
To further improve the quality of nanofiber.Specifically, included angle A can be configured according to the property of molding nanofiber.
It is connected in order to facilitate fiber spout 31 with output terminal 22, nozzle 30 is additionally provided with connection output terminal 22 and fiber spout 31
Fiber channel 33, fiber channel 33 can along straight line set or detour set, when detour is set, increase fiber stream and exist
Flow path length in nozzle 30, so as to which the fiber stream into nozzle 30 be made balancedly to flow to fiber spout 31 as far as possible, in fiber
When spout 31 is provided with multiple, fiber channel 33 is provided with multiple, and multiple fiber channels 33 and multiple fiber spouts 31 can be with one
One corresponds to connection, that is to say, that a fiber spout 31 is connected with a fiber channel 33, as shown in Figure 1.
Similarly, nozzle 30 is additionally provided with the medium channel 34 that connection medium provides unit 40 and medium nozzle 32, is sprayed in medium
Mouthfuls 32 when being provided with multiple, and medium channel 34 is provided with multiple, and multiple medium channels 34 can be one by one with multiple medium nozzles 32
Corresponding connection a, that is to say, that medium nozzle 32 is connected with a medium channel 34, as shown in Figure 2.
It remains to maintain its temperature and viscosity in order to which the fibrous raw material for ensureing melting is provided from fused raw material after unit 10 squeezes out,
Ensure the temperature and viscosity of fiber stream when especially being sprayed by nozzle 30, be provided with built-in heater 35 in nozzle 30, such as scheme
1st, shown in Fig. 2, after such setting, after fibrous raw material enters to nozzle 30, built-in heater 35 can heat it, and then really
Fibrous raw material is protected from the temperature and viscosity before the ejection of fiber spout 31, improves the forming quality of nanofiber；And the embedded heating
Device 35 also can simultaneously heat the medium flow field for entering nozzle, to ensure the temperature of medium flow field, and then ensure medium flow field spray
The speed gone out.
Wherein, built-in heater 35 can be heater air flow pressure switch rod, or the heater of other structures.Specifically, it is interior
Embedding heater 35 can set there are one, two, three or more, particular number can according to the structure of nozzle 30 and
The factors such as the material of fibrous raw material are set.When equipped with multiple built-in heaters 35, each built-in heater 35 can be uniformly distributed
Around each fiber channel 33 (or and medium channel 34).
As shown in Figs. 1-2, medium provides medium source and pipeline 42 of the unit 40 including being interconnected, and medium source passes through pipeline
42 connect with medium nozzle 32.In a kind of embodiment, nano-fiber manufacturing apparatus further includes dielectric heater 43, pipeline 42 along its
One or more dielectric heaters 43 are at least distributed in the axial direction of itself, i.e., are both provided with one on each pipeline 42
A, two, three or more dielectric heaters 43, each dielectric heater 43 can along pipeline 42 circumferentially around setting, with
The medium flow field for entering nozzle 30 is heated, is conducive to the formation of high-pressure medium stream.Specifically, dielectric heater 43 be in order to
The effectively temperature of control medium, quantity can be determined according to the size and actual needs of nozzle 30.
Medium provide unit 40 can set there are one or have it is multiple, equipped with it is multiple when, multiple medium channels 34 with it is more
A pipeline 42 can correspond connection, that is to say, that a medium channel 34 is connected with a pipeline 42, as shown in Figure 1, Figure 2 institute
Show.
In addition, for the ease of the addition of fibrous raw material, nano-fiber manufacturing apparatus further includes raw material mechanical feed unit 80,
Raw material mechanical feed unit 80 is connected with feed end, in order to be automatically added to fibrous raw material, as shown in Figure 3.
The foregoing is merely the preferred embodiments of the application, are not limited to the application, for the skill of this field
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of nano-fiber manufacturing apparatus, which is characterized in that including：
Fused raw material provides unit, is provided to the fibrous raw material of liquid；
Gear pump has input terminal and output terminal；
Nozzle, equipped with fiber spout and medium nozzle, the fiber spout intersects with the injection direction of the medium nozzle；With
Medium provides unit,
The fused raw material provides unit and is connected with the input terminal, the output terminal and the fiber spout connection；It is given an account of
Matter provides unit and is connected with the medium nozzle.
2. nano-fiber manufacturing apparatus according to claim 1, which is characterized in that pressure sensor is further included, it is described defeated
Enter end and the output terminal is both provided with the pressure sensor.
3. nano-fiber manufacturing apparatus according to claim 1, which is characterized in that the fiber spout be equipped with it is multiple, and
It forms a line, the medium nozzle is both provided with relative to the both sides of the orientation of the fiber spout.
4. nano-fiber manufacturing apparatus according to claim 1, which is characterized in that there are one the medium nozzle is set, institute
It states the opposite both sides of medium nozzle and is arranged with multiple fiber spouts.
5. nano-fiber manufacturing apparatus according to claim 4, which is characterized in that it is described defeated that the nozzle is additionally provided with connection
Outlet and the fiber channel of the fiber spout, the fiber channel detour setting.
6. nano-fiber manufacturing apparatus according to claim 1, which is characterized in that the medium provides unit and includes mutually
The medium source and pipeline of connection, the medium source are connected by the pipeline with the medium nozzle；
Further include dielectric heater, the medium provides unit and is equipped with multiple, and each pipeline at least divides along the axial direction of itself
There are one cloth or more than one described dielectric heater.
7. according to claim 1-6 any one of them nano-fiber manufacturing apparatus, which is characterized in that the spray of the medium nozzle
It is 20 °~80 ° to penetrate direction and the angle of the injection direction of the fiber spout.
8. according to claim 1-6 any one of them nano-fiber manufacturing apparatus, which is characterized in that the medium nozzle or
The injection direction of the fiber spout is vertical direction or horizontal direction.
9. according to claim 1-6 any one of them nano-fiber manufacturing apparatus, which is characterized in that the fiber spout and institute
Size of the intersection of the injection direction of medium nozzle apart from the fiber spout is stated less than 3mm.
10. according to claim 1-6 any one of them nano-fiber manufacturing apparatus, which is characterized in that the fiber spout
Cross section is round, ellipse or cross.
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|---|---|---|---|
| CN201810184253.7A CN108265340A (en) | 2018-03-06 | 2018-03-06 | Nano-fiber manufacturing apparatus |
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| CN201810184253.7A CN108265340A (en) | 2018-03-06 | 2018-03-06 | Nano-fiber manufacturing apparatus |
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Citations (9)
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