CN111118677A - Improved air-jet vortex spinning twisting device - Google Patents
Improved air-jet vortex spinning twisting device Download PDFInfo
- Publication number
- CN111118677A CN111118677A CN202010133620.8A CN202010133620A CN111118677A CN 111118677 A CN111118677 A CN 111118677A CN 202010133620 A CN202010133620 A CN 202010133620A CN 111118677 A CN111118677 A CN 111118677A
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- Prior art keywords
- annular pipeline
- twister
- air
- twister body
- vortex
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- 238000007382 vortex spinning Methods 0.000 title claims abstract description 18
- 241001589086 Bellapiscis medius Species 0.000 claims abstract description 62
- 230000001502 supplementing effect Effects 0.000 claims description 6
- 241000755266 Kathetostoma giganteum Species 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000000835 fiber Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/02—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by a fluid, e.g. air vortex
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention discloses an improved air-jet vortex spinning twister, which comprises a twister body, a first annular pipeline and a second annular pipeline, wherein the first annular pipeline is connected with the second annular pipeline; the twister body is of a cylindrical structure, and a hollow vortex cavity is formed inside the twister body; a first annular pipeline is arranged at the upper part of the twister body, and a second annular pipeline is arranged at the lower part of the twister body; the first annular pipeline is connected with the twister body through at least one air inlet pipe; the second annular pipeline is connected with the twister body through at least one air outlet pipe; the first annular pipeline is connected with the first annular pipeline through at least one spiral pipe; the spiral tube is spirally arranged around the twister body. The vortex chamber air flow circulation device is reasonable in structure, realizes circulation flow of air flow inside and outside the vortex chamber, greatly reduces energy consumption, and meanwhile, an internal high-speed whirling air flow field generated in the vortex chamber is more stable, thereby being beneficial to improving twisting effect of yarns and improving quality of the yarns.
Description
Technical Field
The invention relates to the field of vortex spinning, in particular to an improved air-jet vortex spinning twister.
Background
The operation principle of vortex spinning (vortex spinning) is to accelerate the air flow by means of a nozzle to form a high-speed swirling air flow field in a twister, and then to twist the fed fibers. The twister is used as a main functional part of air-jet vortex spinning and has important influence on the vortex twisting process of fibers. Referring to fig. 1, the conventional twisting device generally has a fiber strand inlet at the top and a fiber strand outlet at the bottom; airflow enters from two sides of the upper part of the twister, is discharged from an airflow outlet at the lower part after passing through the vortex cavity, and the rotation of the airflow entering the vortex cavity is within a certain range of the center of the vortex cavity to form a negative pressure jet effect, so that the fibers on the surface layer of the fiber strand passing through the vortex cavity are driven to be rotationally wrapped on the fiber strand. Because the airflow directly enters the vortex cavity from the outside and is finally directly discharged out of the vortex cavity, the airflow is not recycled, so that the existing twisting device has the defects of high energy consumption, easy bringing of impurities in the air, yarn fouling and unstable vortex airflow field formed inside.
Disclosure of Invention
In order to solve the technical problems, the invention provides an improved air-jet vortex spinning twister, which realizes the recycling of air flow of the twister by additionally arranging a first annular pipeline and a second annular pipeline, and solves the problems that the existing twister has high energy consumption, is easy to bring impurities in the air, pollutes yarns and is unstable in a whirling airflow field formed inside because the air flow directly enters a vortex cavity from the outside and is finally directly discharged out of the vortex cavity and is not recycled.
In order to achieve the purpose, the technical scheme of the invention is as follows: an improved air-jet vortex spinning twister comprises a twister body, a first annular pipeline and a second annular pipeline; the twister body is of a cylindrical structure, and a hollow vortex cavity is formed inside the twister body; the vortex cavity is of a flat-head conical structure, the diameter of the upper part of the vortex cavity is large, the diameter of the lower part of the vortex cavity is small, and the diameter of the vortex cavity is gradually reduced from top to bottom; the top of the vortex cavity is provided with a whisker strip inlet, and the bottom of the vortex cavity is provided with a whisker strip outlet; the first annular pipeline is arranged at the upper part of the twister body, and the second annular pipeline is arranged at the lower part of the twister body; the first annular pipeline and the second annular pipeline are coaxially arranged with the twister body and sleeved outside the twister body; the first annular pipeline is connected with the twister body through at least one air inlet pipe; the second annular pipeline is connected with the twister body through at least one air outlet pipe; the first annular pipeline and the first annular pipeline are connected through at least one spiral pipe; the spiral tube is spirally arranged around the twister body.
As a preferable scheme of the invention, the number of the air inlet pipes is 3-6.
As a preferable aspect of the present invention, a tangential angle between the air inlet pipe and the twister body is 5 to 20 °, and an axial angle is 75 to 90 °.
As a preferable scheme of the invention, the number of the air outlet pipes is 2-4.
In a preferable mode of the present invention, a tangential angle between the exhaust pipe and the twister body is 10 to 25 °, and an axial angle is 75 to 90 °.
As a preferred scheme of the invention, the number of the spiral pipes is 2-4, and the spiral pipes are provided with air pumps; an air supplementing port is arranged on the first annular pipeline, and an air filter is installed at the air supplementing port; an exhaust port is arranged on the second annular pipeline.
Through the technical scheme, the technical scheme of the invention has the beneficial effects that: the vortex chamber air circulation flow device is reasonable in structure, the first annular pipeline and the second annular pipeline are connected with the spiral pipe which connects the first annular pipeline and the second annular pipeline, circulation flow of air flow inside and outside the vortex chamber is achieved, energy consumption of the vortex chamber air circulation flow device is greatly reduced, an internal high-speed whirling air flow field generated in the vortex chamber is stable, twisting effect of yarns is improved, and quality of the yarns is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an improved air-jet vortex spinning twister in the prior art.
Fig. 2 is a schematic structural diagram of the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
1. twister body 2, first annular pipeline 3, second annular pipeline
4. A spiral tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
With reference to fig. 2, the invention discloses an improved air-jet vortex spinning twister, which comprises a twister body 1, a first annular pipeline 2 and a second annular pipeline 3. The twister body 1 is of a cylindrical structure, and a hollow vortex cavity is formed inside the twister body. The vortex cavity is in a flat-head conical structure, the diameter of the upper part of the vortex cavity is large, the diameter of the lower part of the vortex cavity is small, and the diameter of the vortex cavity is gradually reduced from top to bottom. The top of the vortex cavity is provided with a whisker strip inlet, and the bottom of the vortex cavity is provided with a whisker strip outlet. A first annular pipeline 2 is arranged at the upper part of the twister body 1, and a second annular pipeline 3 is arranged at the lower part of the twister body 1; the first annular pipeline 2 and the second annular pipeline 3 are coaxially arranged with the twister body 1 and are sleeved outside the twister body 1. The first annular duct 2 is connected to the twister body 1 through at least one intake duct. The second annular pipeline 3 is connected with the twister body 1 through at least one air outlet pipe. Between the first ring conduit 2 and the first ring conduit 2 is connected by means of at least one spiral 4. The spiral tube 4 is spirally disposed around the twister body 1.
In order to better form a high-speed whirling airflow field inside the vortex cavity, 3-6 air inlet pipes are arranged. The tangential angle between the air inlet pipe and the twister body 1 is 5-20 degrees, and the axial angle is 75-90 degrees. Meanwhile, 2-4 air outlet pipes are arranged, the tangential angle between the air outlet pipe and the twister body 1 is 10-25 degrees, and the axial angle is 75-90 degrees.
In order to keep the airflow outside the vortex cavity in a convoluted airflow field, facilitate the circulation of the airflow and reduce the energy consumption, 2-4 spiral pipes 4 are provided, and an air pump is arranged on each spiral pipe 4; an air supplementing port is arranged on the first annular pipeline 2, and an air filter is arranged at the air supplementing port; an exhaust port is provided in the second annular duct 3.
Through the specific embodiment, the beneficial effects of the invention are as follows: the vortex chamber air circulation flow machine is reasonable in structure, the first annular pipeline 2, the second annular pipeline 3 and the spiral pipe 4 for connecting the first annular pipeline 2 and the second annular pipeline 3 are used for realizing circulation flow of air flow inside and outside the vortex chamber, energy consumption of the vortex chamber air circulation flow machine is greatly reduced, an internal high-speed whirling air flow field generated in the vortex chamber is more stable, twisting effect of yarns is improved, and quality of the yarns is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. An improved air-jet vortex spinning twister is characterized by comprising a twister body, a first annular pipeline and a second annular pipeline; the twister body is of a cylindrical structure, and a hollow vortex cavity is formed inside the twister body; the vortex cavity is of a flat-head conical structure, the diameter of the upper part of the vortex cavity is large, the diameter of the lower part of the vortex cavity is small, and the diameter of the vortex cavity is gradually reduced from top to bottom; the top of the vortex cavity is provided with a whisker strip inlet, and the bottom of the vortex cavity is provided with a whisker strip outlet; the first annular pipeline is arranged at the upper part of the twister body, and the second annular pipeline is arranged at the lower part of the twister body; the first annular pipeline and the second annular pipeline are coaxially arranged with the twister body and sleeved outside the twister body; the first annular pipeline is connected with the twister body through at least one air inlet pipe; the second annular pipeline is connected with the twister body through at least one air outlet pipe; the first annular pipeline and the first annular pipeline are connected through at least one spiral pipe; the spiral tube is spirally arranged around the twister body.
2. The improved air jet vortex spinning twister of claim 1, wherein said air inlet pipes are 3-6.
3. The improved air-jet vortex spinning twister of claim 2, wherein said air inlet pipe has a tangential angle of 5-20 ° with said twister body and an axial angle of 75-90 °.
4. The improved air-jet vortex spinning twister of claim 3, wherein said air outlet pipe is 2-4.
5. The improved air-jet vortex spinning twister of claim 3, wherein said air exit tube has a tangential angle of 10-25 ° with said twister body and an axial angle of 75-90 °.
6. The improved air-jet vortex spinning twister of claim 3, wherein 2-4 spiral pipes are provided, and an air pump is mounted on each spiral pipe; an air supplementing port is arranged on the first annular pipeline, and an air filter is installed at the air supplementing port; an exhaust port is arranged on the second annular pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010133620.8A CN111118677A (en) | 2020-03-02 | 2020-03-02 | Improved air-jet vortex spinning twisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010133620.8A CN111118677A (en) | 2020-03-02 | 2020-03-02 | Improved air-jet vortex spinning twisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111118677A true CN111118677A (en) | 2020-05-08 |
Family
ID=70493513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010133620.8A Withdrawn CN111118677A (en) | 2020-03-02 | 2020-03-02 | Improved air-jet vortex spinning twisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111118677A (en) |
-
2020
- 2020-03-02 CN CN202010133620.8A patent/CN111118677A/en not_active Withdrawn
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200508 |