CN107345318B - Spray head mechanism for solvent type nanofiber production - Google Patents
Spray head mechanism for solvent type nanofiber production Download PDFInfo
- Publication number
- CN107345318B CN107345318B CN201710752632.7A CN201710752632A CN107345318B CN 107345318 B CN107345318 B CN 107345318B CN 201710752632 A CN201710752632 A CN 201710752632A CN 107345318 B CN107345318 B CN 107345318B
- Authority
- CN
- China
- Prior art keywords
- spray head
- solution
- spray
- head shell
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
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 invention relates to a spray head mechanism for solvent type nanofiber production, which comprises a spray head shell, wherein the spray head shell comprises an upper spray head shell and a lower spray head shell, the upper spray head shell is of a cylindrical structure, the lower spray head shell is of a round table-shaped structure with a big upper part and a small lower part, a gas spray head and an auxiliary spray head are coaxially arranged at the center of the upper spray head shell, the auxiliary spray head is arranged outside the gas spray head in a coating mode, the gas spray head is of a cylindrical structure, the height of the auxiliary spray head is smaller than that of the gas spray head, 2-5 solution spray heads are uniformly arranged on the periphery of the auxiliary spray head, each solution spray head comprises a solution spray channel and a solution spray nozzle, the solution spray channel is vertically fixed on the upper spray head shell, and the solution spray nozzle is inwards inclined and fixed on the solution spray channel, so that the spray direction of nanofibers can be effectively controlled, and the working efficiency is greatly improved.
Description
Technical Field
The invention relates to a spray head mechanism, in particular to a spray head mechanism for solvent type nanofiber production.
Background
Nanofibers refer to fibers having a fiber diameter in the size range of 1 to 100nm, which have significantly improved specific surface area, length to diameter ratio, and interpenetration ability when the diameter of the fiber is changed from the micrometer scale to the nanometer scale.
The existing method for producing solvent type nanofiber is an ESD electrostatic spinning method, solute is dissolved by a solvent, a high-voltage electrostatic source is added at the solvent end, a solution is pushed out by utilizing the principle of like polarity repulsion, or a polymer is pushed out from a pinhole by pressure, the surface area is greatly enlarged when the polymer is stretched and prolonged after being pushed out, the solvent evaporates more quickly, the volume of the polymer is further reduced, and the fiber is obtained.
The patent 201410257654.2 discloses a filtering membrane with solvent type nano-fiber and a preparation method thereof, wherein the preparation method comprises the steps of spraying polymer solution by using a fine spray head, and simultaneously spraying high-temperature and high-pressure air to the polymer solution sprayed from the spray head to stretch the polymer to prepare the nano-fiber; although the method can prepare the nano-fibers in a large scale, two sets of spray nozzle equipment are needed to be dispersed, and the direction and uniformity of the prepared nano-fibers cannot be well controlled.
Disclosure of Invention
The invention provides a spray head mechanism for solvent type nanofiber production, which integrates a solution spray head and a gas spray head, is simple and convenient to operate, can effectively control the spray direction of nanofibers, and greatly improves the working efficiency.
The specific technical scheme is as follows:
the utility model provides a shower nozzle mechanism for solvent nanofiber production, includes the shower nozzle casing, and the shower nozzle casing includes shower nozzle casing and lower shower nozzle casing, goes up shower nozzle casing and is the cylinder structure, and lower shower nozzle casing is big-end-up's round platform shape structure, goes up the coaxial gas shower nozzle and the auxiliary sprinkler that is equipped with in center department of shower nozzle casing, and the auxiliary sprinkler cladding sets up in the gas shower nozzle outside, and the gas shower nozzle is the cylinder structure, and the height of auxiliary sprinkler is less than the height of gas shower nozzle, the periphery of auxiliary sprinkler evenly is equipped with 2-5 solution shower nozzles, and the solution shower nozzle includes solution spray way and solution nozzle, and solution spray way is perpendicular to be fixed on last shower nozzle casing, and solution nozzle inwards inclines to fix on solution spray way, and the height of solution spray way equals the height of gas shower nozzle, and contained angle a between the inner wall of solution nozzle and the inner wall of solution spray way is 148, and the distance L1 between the export of solution nozzle and the outer wall of gas shower nozzle is 1-20mm; the air inlet pipe is connected with the gas spray head, the cleaning pipe is connected with the auxiliary spray head, the liquid inlet pipe is connected with the distribution plate, a plurality of branch pipelines are arranged on the distribution plate, and the branch pipelines are respectively connected with the corresponding solution spray heads.
The spray head mechanism for producing the solvent type nanofiber comprises a lower spray head shell and an upper spray head shell, wherein an included angle between the lower spray head shell and the upper spray head shell is b, b is larger than a and b is smaller than 170 degrees.
The spray head mechanism for solvent type nanofiber production, wherein the distance h1 between the bottom of the solution spray head and the bottom of the lower spray head shell is smaller than or equal to the height h2 of the lower spray head shell.
Above-mentioned a shower nozzle mechanism for solvent nanofiber production, wherein, be equipped with a plurality of hydrops sand grip on the lower shower nozzle casing, the cross-sectional shape of hydrops sand grip is convex structure, and lower shower nozzle casing bottom is equipped with round fender liquid board.
The auxiliary spray head comprises a steering part and a dispersing part, wherein the steering part is of a cylindrical structure, the dispersing part is of a round table-shaped structure with a small upper part and a large lower part, the steering part is fixed above the dispersing part, a steering plate is spirally arranged on the inner wall of the steering part, and one side of the steering plate is fixed on the inner wall of the steering part and the other side of the steering plate is fixed on the outer wall of the gas spray head.
The beneficial effects of the invention are as follows:
when the invention is used, high-temperature and high-pressure gas is introduced into the gas spray head through the gas inlet pipe, high-molecular solution is introduced into the liquid inlet pipe and the solution spray head to form nanofibers, the nanofibers are sprayed out of the spray head shell, a plurality of solution spray heads are arranged in the spray head shell, the working efficiency is greatly improved, the spray direction of the nanofibers is standardized, the arrangement of the liquid accumulation convex strips and the liquid baffle plates can effectively collect residual high-molecular solution, the product quality is prevented from being influenced by the dripping of the high-molecular solution, meanwhile, the formation of the nanofibers is controlled in the spray head shell, the working temperature can be effectively controlled, the product quality is stabilized, clear water is introduced into the auxiliary spray head through the cleaning pipe after the working is finished, and the clear water spirally enters the spray head shell to be washed;
in conclusion, the invention integrates the solution spray head and the gas spray head, is simple and convenient to operate, can effectively control the spray direction of the nanofiber, and greatly improves the working efficiency.
Drawings
Fig. 1 is a cross-sectional view of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
In the figure:
the spray head comprises a spray head shell 1, an upper spray head shell 2, a lower spray head shell 3, a gas spray head 4, an auxiliary spray head 5, a solution spray head 6, a solution spray channel 7, a solution spray nozzle 8, an air inlet pipe 9, a cleaning pipe 10, a liquid inlet pipe 11, a distribution plate 12, branch pipes 13, liquid accumulation convex strips 14, a liquid baffle 15, a steering part 16, a dispersing part 17 and a steering plate 18.
Detailed Description
The spray head mechanism for producing the solvent type nanofiber comprises a spray head shell 1, wherein the spray head shell comprises an upper spray head shell 2 and a lower spray head shell 3, the upper spray head shell is of a cylindrical structure, the lower spray head shell is of a round table-shaped structure with a big upper part and a small lower part, a gas spray head 4 and an auxiliary spray head 5 are coaxially arranged at the center of the upper spray head shell, the auxiliary spray head is arranged outside the gas spray head in a coating mode, the gas spray head is of a cylindrical structure, the height of the auxiliary spray head is smaller than that of the gas spray head, 2-5 solution spray heads 6 are uniformly arranged on the periphery of the auxiliary spray head, the solution spray head comprises a solution spray channel 7 and a solution spray nozzle 8, the solution spray channel is vertically fixed on the upper spray head shell, the solution spray nozzle is inwards and obliquely fixed on the solution spray channel, the height of the solution spray channel is equal to that of the gas spray head, an included angle a between the inner wall of the solution spray nozzle and the inner wall of the solution spray channel is 148 degrees, and a distance L1-20 mm between an outlet of the solution spray nozzle and the outer wall of the gas spray head; the air inlet pipe 9 is connected with the gas spray head, the cleaning pipe 10 is connected with the auxiliary spray head, the liquid inlet pipe 11 is connected with the distribution plate 12, a plurality of branch pipelines 13 are arranged on the distribution plate, and the branch pipelines are respectively connected with the corresponding solution spray heads.
The included angle between the lower spray head shell and the upper spray head shell is b, b is more than a and b is less than 170 degrees.
The distance h1 between the bottom of the solution spray head and the bottom of the lower spray head shell is less than or equal to the height h2 of the lower spray head shell.
The lower nozzle shell is provided with a plurality of effusion raised strips 14, the cross section of each effusion raised strip is in a circular arc structure, and the bottom of the lower nozzle shell is provided with a circle of liquid baffle 15.
The auxiliary spray head comprises a steering part 16 and a dispersing part 17, wherein the steering part is of a cylindrical structure, the dispersing part is of a truncated cone-shaped structure with a small upper part and a big lower part, the steering part is fixed above the dispersing part, a steering plate 18 is spirally arranged on the inner wall of the steering part, one side of the steering plate is fixed on the inner wall of the steering part, and the other side of the steering plate is fixed on the outer wall of the gas spray head.
The foregoing has been provided to facilitate the understanding of the invention, and is not intended to limit the invention to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, alternatives, combinations, and simplifications that do not depart from the spirit of the invention.
Claims (3)
1. The spray head mechanism for producing the solvent type nanofiber is characterized by comprising a spray head shell, wherein the spray head shell comprises an upper spray head shell and a lower spray head shell, the upper spray head shell is of a cylindrical structure, the lower spray head shell is of a round table-shaped structure with a large upper part and a small lower part, a gas spray head and an auxiliary spray head are coaxially arranged at the center of the upper spray head shell, the auxiliary spray head is arranged outside the gas spray head in a coating mode, the gas spray head is of a cylindrical structure, the height of the auxiliary spray head is smaller than that of the gas spray head, 2-5 solution spray heads are uniformly arranged on the periphery of the auxiliary spray head, the solution spray head comprises a solution spray channel and a solution spray nozzle, the solution spray channel is vertically fixed on the upper spray head shell, the solution spray nozzle is inwards inclined and is fixed on the solution spray channel, the height of the solution spray channel is equal to that of the gas spray head, an included angle a between the inner wall of the solution spray nozzle and the inner wall of the solution spray channel is 148 DEG, and a distance L1-20 mm between an outlet of the solution spray nozzle and the outer wall of the gas spray head; the air inlet pipe is connected with the gas spray head, the cleaning pipe is connected with the auxiliary spray head, the liquid inlet pipe is connected with the distribution plate, a plurality of branch pipelines are arranged on the distribution plate, and the branch pipelines are respectively connected with the corresponding solution spray heads;
the included angle between the lower spray head shell and the upper spray head shell is b, b is more than a and b is less than 170 degrees;
the distance h1 between the bottom of the solution spray head and the bottom of the lower spray head shell is less than or equal to the height h2 of the lower spray head shell.
2. The spray head mechanism for solvent type nanofiber production according to claim 1, wherein the lower spray head shell is provided with a plurality of effusion raised strips, the cross section of each effusion raised strip is in a circular arc structure, and the bottom of the lower spray head shell is provided with a circle of liquid baffle.
3. The spray head mechanism for solvent type nanofiber production according to claim 1, wherein the auxiliary spray head comprises a steering part and a dispersing part, the steering part is of a cylindrical structure, the dispersing part is of a truncated cone-shaped structure with a small upper part and a large lower part, the steering part is fixed above the dispersing part, a steering plate is spirally arranged on the inner wall of the steering part, and one side of the steering plate is fixed on the inner wall of the steering part, and the other side of the steering plate is fixed on the outer wall of the gas spray head.
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 CN107345318A (en) | 2017-11-14 |
| CN107345318B true CN107345318B (en) | 2023-04-28 |
Family
ID=60257390
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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107345318B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2017
- 2017-08-29 CN CN201710752632.7A patent/CN107345318B/en active Active
Patent Citations (9)
| 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107345318A (en) | 2017-11-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100516322C (en) | Static spinning equipment of Nano fiber | |
| CN103334165B (en) | A kind of electrostatic spinning apparatus | |
| CN103212507B (en) | A kind of steel pipe painting device | |
| CN109208090B (en) | Novel needle-free electrostatic spinning device and spinning method thereof | |
| CN104928774A (en) | Composite nano-micron fiber centrifugal spinning equipment for manufacturing core-shell structures | |
| CN203754858U (en) | Needleless electrostatic spinning device | |
| CN104928775A (en) | Centrifugal spinning unit for producing composite nano-micron fibers | |
| CN104611772B (en) | Electrostatic spinning device for preparing coaxial nanofiber in batches | |
| CN107345318B (en) | Spray head mechanism for solvent type nanofiber production | |
| CN207210586U (en) | A kind of shower head mechanism for the production of dissolvant type nanofiber | |
| CN106435788A (en) | Novel porous hollow fiber membrane spinneret device | |
| CN204023029U (en) | Electrospinning device | |
| JP2013053398A (en) | Dry spinning method | |
| CN103993367B (en) | The spinneret cap of high speed dry spinning | |
| CN207210585U (en) | A kind of dissolvant type nanofiber winds web forming device | |
| CN212655886U (en) | Nozzle adjusting device for high-voltage electrostatic spinning | |
| CN107354519B (en) | Solvent type nanofiber winding and web forming device | |
| CN213529183U (en) | Atomizing nozzle assembly of fog gun machine | |
| CN208679952U (en) | A kind of spraying and cleaning apparatus | |
| CN209791805U (en) | Additional mechanism of glass fiber anti-blocking nozzle | |
| CN109763179B (en) | Electrostatic spinning channel atmosphere control device and using method thereof | |
| CN105780150B (en) | Handheld portable liquid spray apparatus | |
| CN111441093A (en) | Needleless air spinning device for preparing composite nano fibers and working method thereof | |
| CN206337335U (en) | A kind of shower nozzle of nanofiber mass production device | |
| CN218507995U (en) | Spunlace forming device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
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. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |