CN107345318A - A kind of shower head mechanism for the production of dissolvant type nanofiber - Google Patents
A kind of shower head mechanism for the production of dissolvant type nanofiber Download PDFInfo
- Publication number
- CN107345318A CN107345318A CN201710752632.7A CN201710752632A CN107345318A CN 107345318 A CN107345318 A CN 107345318A CN 201710752632 A CN201710752632 A CN 201710752632A CN 107345318 A CN107345318 A CN 107345318A
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- China
- Prior art keywords
- nozzle
- nozzle housing
- solution
- gas tip
- housing
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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
- D01D4/00—Spinnerette packs; Cleaning thereof
- D01D4/02—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
- D01D4/00—Spinnerette packs; Cleaning thereof
- D01D4/04—Cleaning spinnerettes or other parts of the spinnerette packs
Abstract
The present invention relates to a kind of shower head mechanism for the production of dissolvant type nanofiber, including nozzle housing, nozzle housing includes upper nozzle housing and lower nozzle housing, upper nozzle housing is cylindrical structure, lower nozzle housing is up big and down small truncated cone-shaped structure, it is coaxial at the center of upper nozzle housing to be provided with gas tip and auxiliary nozzle, auxiliary nozzle cladding is arranged on outside gas tip, gas tip is cylindrical structure, the height of auxiliary nozzle is less than the height of gas tip, the periphery of the auxiliary nozzle is uniformly provided with 25 solution shower nozzles, solution shower nozzle includes solution spray road and wash nozzle, solution spray road is vertically fixed on upper nozzle housing, wash nozzle is intilted to be fixed on solution spray road, nanofiber emission direction can effectively be controlled, operating efficiency greatly improved.
Description
Technical field
The present invention relates to a kind of shower head mechanism, a kind of specific shower head mechanism for the production of dissolvant type nanofiber.
Background technology
Nanofiber refers to fiber of the fibre diameter in 1~100nm size ranges, when the diameter of fiber is from micron level
When entering Nano grade, it has specific surface area, length diameter ratio and the interpenetrates ability significantly improved.
The method of existing production dissolvant type nanofiber is ESD method of electrostatic spinning, is dissolved solute by solvent, simultaneously
Add high-voltage static power in solvent end, released solution using the principle that identical charges repel each other, or with pressure from pin hole by macromolecule
Release, while macromolecule is pushed out post-tensioning extension, surface area drastically expands, and more accelerates the evaporation of solvent, macromolecule volume
Further reduce, and obtain fiber fines, this method has the problem of maximum and is exactly unable to volume production, can only make in the lab
With, and industrial production can not be applied to, and due to being applied to high-tension electricity, therefore security performance can not reliably be ensured also without
Method is used for large-scale industrial production.
Patent 201410257654.2 discloses a kind of filter membrane for having dissolvant type nanofiber and preparation method thereof, and it is made
In Preparation Method, prepare the process of nanofiber Polymer Solution to be sprayed using tiny shower nozzle, meanwhile, to being sprayed from shower nozzle
The air that the Polymer Solution gone out sprays HTHP stretches the obtained nanofiber of macromolecule with this；Although the method can scale
Prepare nanofiber, but need two sets scattered sprinkler equipments, and the direction of obtained nanofiber and the uniformity can not be very
Good is controlled.
The content of the invention
The present invention proposes a kind of shower head mechanism for the production of dissolvant type nanofiber regarding to the issue above, is integrated with molten
Liquid shower nozzle and gas tip, it is easy to operate, nanofiber emission direction can be effectively controlled, operating efficiency greatly improved.
Specific technical scheme is as follows：
A kind of shower head mechanism for the production of dissolvant type nanofiber, including nozzle housing, nozzle housing include upper nozzle housing
With lower nozzle housing, upper nozzle housing is cylindrical structure, and lower nozzle housing is up big and down small truncated cone-shaped structure, upper nozzle shell
Coaxial at the center of body to be provided with gas tip and auxiliary nozzle, auxiliary nozzle cladding is arranged on outside gas tip, and gas sprays
Head is cylindrical structure, and the height of auxiliary nozzle is less than the height of gas tip, and the periphery of the auxiliary nozzle is uniformly provided with 2-5
Individual solution shower nozzle, solution shower nozzle include solution spray road and wash nozzle, and solution spray road is vertically fixed on upper nozzle housing, solution
Nozzle is intilted to be fixed on solution spray road, and the height in solution spray road is equal to the height of gas tip, wash nozzle it is interior
Angle a between the inwall in wall and solution spray road is 148 °, the distance between the outlet of wash nozzle and gas tip outer wall L1
For 1-20mm；Air inlet pipe is connected with gas tip, and cleaning pipe is connected with auxiliary nozzle, and feed tube is connected with distributing disc,
Distributing disc is provided with some branch pipe(tube)s, and branch pipe(tube) is connected respectively at corresponding solution shower nozzle.
A kind of above-mentioned shower head mechanism for the production of dissolvant type nanofiber, wherein, the lower nozzle housing and upper nozzle
Angle between housing is 170 ° of b, b ＞ a and b ＜.
A kind of above-mentioned shower head mechanism for the production of dissolvant type nanofiber, wherein, the solution head of the nozzle and lower spray
The height h2 of the distance between casing bottom h1≤lower nozzle housing.
A kind of above-mentioned shower head mechanism for the production of dissolvant type nanofiber, wherein, if the lower nozzle housing is provided with
Dry hydrops raised line, the cross sectional shape of hydrops raised line is arc-shaped structure, and lower nozzle housing bottom is provided with a circle liquid barrier.
A kind of above-mentioned shower head mechanism for the production of dissolvant type nanofiber, wherein, the auxiliary nozzle includes turning part
Divide and scattered part, knuckle section are cylindrical structure, it is up-small and down-big truncated cone-shaped structure to disperse part, and knuckle section is fixed
In the top of scattered part, helical on knuckle section inwall to be provided with deflecting plate, deflecting plate side is fixed on knuckle section
On inwall, opposite side is fixed on the outer wall of gas tip.
Beneficial effects of the present invention are：
The present invention passes through feed tube phase solution shower nozzle in use, be passed through high temperature and high pressure gas into gas tip by air inlet pipe
In be passed through Polymer Solution, form nanofiber, nanofiber sprays in nozzle housing, set in nozzle housing multiple molten
Liquid shower nozzle, operating efficiency and specification nanofiber emission direction greatly improved, the setting of hydrops raised line and liquid barrier can
Remaining Polymer Solution is effectively collected, prevents Polymer Solution drippage from influenceing product quality, at the same time, the shape of nanofiber
Carried out into control in nozzle housing, can effectively control operating temperature, stabilized product quality, after end-of-job, by clear
Wash pipe and clear water is passed through into auxiliary nozzle, clear water enters in nozzle housing, it is rinsed in the shape of a spiral；
In summary, the present invention is integrated with solution shower nozzle and gas tip, easy to operate, effectively nanofiber can be controlled to spray
Direction, operating efficiency greatly improved.
Brief description of the drawings
Fig. 1 is sectional view of the present invention.
Fig. 2 is part A enlarged drawing in Fig. 1.
In figure：
Nozzle housing 1, upper nozzle housing 2, lower nozzle housing 3, gas tip 4, auxiliary nozzle 5, solution shower nozzle 6, solution spray road
7th, wash nozzle 8, air inlet pipe 9, cleaning pipe 10, feed tube 11, distributing disc 12, branch pipe(tube) 13, hydrops raised line 14, liquid barrier 15,
Knuckle section 16, scattered part 17, deflecting plate 18.
Embodiment
A kind of shower head mechanism for the production of dissolvant type nanofiber as shown in the figure, including nozzle housing 1, nozzle housing bag
Upper nozzle housing 2 and lower nozzle housing 3 are included, upper nozzle housing is cylindrical structure, and lower nozzle housing is up big and down small round platform
Shape structure, coaxial at the center of upper nozzle housing to be provided with gas tip 4 and auxiliary nozzle 5, auxiliary nozzle coats and is arranged on gas
Outside body shower nozzle, gas tip is cylindrical structure, and the height of auxiliary nozzle is less than the height of gas tip, the auxiliary nozzle
Periphery be uniformly provided with 2-5 solution shower nozzle 6, solution shower nozzle includes solution spray road 7 and wash nozzle 8, and solution spray road is vertically solid
It is scheduled on upper nozzle housing, wash nozzle is intilted to be fixed on solution spray road, and the height in solution spray road is sprayed equal to gas
The height of head, the angle a that the inwall and solution of wash nozzle are sprayed between the inwall in road is 148 °, the outlet of wash nozzle and gas
The distance between shower nozzle outer wall L1 is 1-20mm；Air inlet pipe 9 is connected with gas tip, and cleaning pipe 10 is connected with auxiliary nozzle
Connect, feed tube 11 is connected with distributing disc 12, and distributing disc is provided with some branch pipe(tube)s 13, and branch pipe(tube) sprays respectively at corresponding solution
Head is connected.
Angle between the lower nozzle housing and upper nozzle housing is 170 ° of b, b ＞ a and b ＜.
The height h2 of the distance between the solution head of the nozzle and lower nozzle housing bottom h1≤lower nozzle housing.
The lower nozzle housing is provided with some hydrops raised lines 14, and the cross sectional shape of hydrops raised line is arc-shaped structure, under
Nozzle housing bottom is provided with a circle liquid barrier 15.
The auxiliary nozzle includes knuckle section 16 and scattered part 17, and knuckle section is cylindrical structure, disperses part
For up-small and down-big truncated cone-shaped structure, knuckle section is fixed on the top of scattered part, helical on knuckle section inwall
Provided with deflecting plate 18, deflecting plate side is fixed on knuckle section inwall, opposite side is fixed on the outer wall of gas tip.
Above is be set forth to the present invention, be used to help to understand the present invention, but embodiments of the present invention not by
The limitation of above-described embodiment, it is any without departing from the change made under the principle of the invention, modification, replacement, combination, simplification, it should be
Equivalent substitute mode, is included within protection scope of the present invention.
Claims (5)
1. a kind of shower head mechanism for the production of dissolvant type nanofiber, it is characterized in that, including nozzle housing, nozzle housing include
Upper nozzle housing and lower nozzle housing, upper nozzle housing are cylindrical structure, and lower nozzle housing is up big and down small truncated cone-shaped knot
Structure, coaxial at the center of upper nozzle housing to be provided with gas tip and auxiliary nozzle, auxiliary nozzle coats and is arranged on gas tip
Outside, gas tip are cylindrical structure, and the height of auxiliary nozzle is less than the height of gas tip, the periphery of the auxiliary nozzle
2-5 solution shower nozzle is uniformly provided with, solution shower nozzle includes solution spray road and wash nozzle, and solution spray road is vertically fixed on upper nozzle
On housing, wash nozzle is intilted to be fixed on solution spray road, and the height in solution spray road is equal to the height of gas tip, molten
Angle a between the inwall in inwall and solution the spray road of nozzle for liquid is 148 °, the outlet of wash nozzle and gas tip outer wall it
Between distance L1 be 1-20mm；Air inlet pipe is connected with gas tip, and cleaning pipe is connected with auxiliary nozzle, feed tube and distribution
Disk is connected, and distributing disc is provided with some branch pipe(tube)s, and branch pipe(tube) is connected respectively at corresponding solution shower nozzle.
2. a kind of shower head mechanism for the production of dissolvant type nanofiber as claimed in claim 1, it is characterized in that, the lower spray
Angle between casing and upper nozzle housing is 170 ° of b, b ＞ a and b ＜.
3. a kind of shower head mechanism for the production of dissolvant type nanofiber as claimed in claim 1, it is characterized in that, the solution
The height h2 of the distance between head of the nozzle and lower nozzle housing bottom h1≤lower nozzle housing.
4. a kind of shower head mechanism for the production of dissolvant type nanofiber as claimed in claim 1, it is characterized in that, the lower spray
Casing is provided with some hydrops raised lines, and the cross sectional shape of hydrops raised line is arc-shaped structure, and lower nozzle housing bottom is provided with one
Enclose liquid barrier.
5. a kind of shower head mechanism for the production of dissolvant type nanofiber as claimed in claim 1, it is characterized in that, the auxiliary
Shower nozzle includes knuckle section and scattered part, and knuckle section is cylindrical structure, and it is up-small and down-big truncated cone-shaped knot to disperse part
Structure, knuckle section are fixed on the top of scattered part, helical on knuckle section inwall to be provided with deflecting plate, deflecting plate side
It is fixed on knuckle section inwall, opposite side is fixed on the outer wall of gas tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710752632.7A CN107345318B (en) | 2017-08-29 | 2017-08-29 | Spray head mechanism for solvent type nanofiber production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710752632.7A CN107345318B (en) | 2017-08-29 | 2017-08-29 | Spray head mechanism for solvent type nanofiber production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107345318A true CN107345318A (en) | 2017-11-14 |
| CN107345318B CN107345318B (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710752632.7A Active CN107345318B (en) | 2017-08-29 | 2017-08-29 | Spray head mechanism for solvent type nanofiber production |
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| CN (1) | CN107345318B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108677254A (en) * | 2018-08-03 | 2018-10-19 | 南通纺织丝绸产业技术研究院 | Melt-blowing nozzles and fiber preparation facilities |
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| US6520425B1 (en) * | 2001-08-21 | 2003-02-18 | The University Of Akron | Process and apparatus for the production of nanofibers |
| CN1492952A (en) * | 2000-12-22 | 2004-04-28 | ¡ | Method and device for producing substantially endless find threads |
| JP2007126783A (en) * | 2005-11-04 | 2007-05-24 | Mitsubishi Rayon Co Ltd | Composite nozzle for hollow fiber membrane and method for producing composite hollow fiber membrane |
| CN102864502A (en) * | 2012-09-28 | 2013-01-09 | 北京化工大学 | Airflow assisted internal conical surface distributed electrostatic spinning nozzle |
| CN103205818A (en) * | 2013-04-28 | 2013-07-17 | 厦门大学 | Air-current-assisted hybrid electrostatic spinning device |
| CN203498511U (en) * | 2013-10-17 | 2014-03-26 | 厦门大学 | Sheath gas heatable type focusing electric-spinning direct-writing nozzle device |
| CN205258670U (en) * | 2015-12-02 | 2016-05-25 | 苏州大学 | Fibre preparation is with melting nozzle structure |
| CN106435768A (en) * | 2015-06-23 | 2017-02-22 | 张本紘邦 | Spinneret and ultrafine fiber manufacturing apparatus |
| US20170120290A1 (en) * | 2015-11-01 | 2017-05-04 | Verdex Technologies Inc. | Apparatus and method for producing nanofibers from an array of two phase flow nozzles |
| CN207210586U (en) * | 2017-08-29 | 2018-04-10 | 中鸿纳米纤维技术丹阳有限公司 | A kind of shower head mechanism for the production of dissolvant type nanofiber |
-
2017
- 2017-08-29 CN CN201710752632.7A patent/CN107345318B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1492952A (en) * | 2000-12-22 | 2004-04-28 | ¡ | Method and device for producing substantially endless find threads |
| US6520425B1 (en) * | 2001-08-21 | 2003-02-18 | The University Of Akron | Process and apparatus for the production of nanofibers |
| JP2007126783A (en) * | 2005-11-04 | 2007-05-24 | Mitsubishi Rayon Co Ltd | Composite nozzle for hollow fiber membrane and method for producing composite hollow fiber membrane |
| CN102864502A (en) * | 2012-09-28 | 2013-01-09 | 北京化工大学 | Airflow assisted internal conical surface distributed electrostatic spinning nozzle |
| CN103205818A (en) * | 2013-04-28 | 2013-07-17 | 厦门大学 | Air-current-assisted hybrid electrostatic spinning device |
| CN203498511U (en) * | 2013-10-17 | 2014-03-26 | 厦门大学 | Sheath gas heatable type focusing electric-spinning direct-writing nozzle device |
| CN106435768A (en) * | 2015-06-23 | 2017-02-22 | 张本紘邦 | Spinneret and ultrafine fiber manufacturing apparatus |
| US20170120290A1 (en) * | 2015-11-01 | 2017-05-04 | Verdex Technologies Inc. | Apparatus and method for producing nanofibers from an array of two phase flow nozzles |
| CN205258670U (en) * | 2015-12-02 | 2016-05-25 | 苏州大学 | Fibre preparation is with melting nozzle structure |
| CN207210586U (en) * | 2017-08-29 | 2018-04-10 | 中鸿纳米纤维技术丹阳有限公司 | A kind of shower head mechanism for the production of dissolvant type nanofiber |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108677254A (en) * | 2018-08-03 | 2018-10-19 | 南通纺织丝绸产业技术研究院 | Melt-blowing nozzles and fiber preparation facilities |
| CN108677254B (en) * | 2018-08-03 | 2023-12-15 | 南通纺织丝绸产业技术研究院 | Melt-blowing nozzle and fiber preparation device |
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| Publication number | Publication date |
|---|---|
| CN107345318B (en) | 2023-04-28 |
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Effective date of registration: 20230322 Address after: 444300 Building D, Qinglongqiao District, Badong Economic Development Zone (Yesanguan Town), Enshi Tujia and Miao Autonomous Prefecture, Hubei Province Applicant after: Hubei elong industry and Trade Co.,Ltd. Address before: 212000 Beiyuan Road New Century Industrial Park Area A, Danyang Development Zone, Zhenjiang City, Jiangsu Province Applicant before: ZHONG HONG NANO FIBER TECHNOLOGY DANYANG Co.,Ltd. |
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