CN220977263U - Air jet vortex spinning nozzle device with low air consumption - Google Patents
Air jet vortex spinning nozzle device with low air consumption Download PDFInfo
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- CN220977263U CN220977263U CN202322494469.2U CN202322494469U CN220977263U CN 220977263 U CN220977263 U CN 220977263U CN 202322494469 U CN202322494469 U CN 202322494469U CN 220977263 U CN220977263 U CN 220977263U
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- 238000007382 vortex spinning Methods 0.000 title claims abstract description 34
- 239000000835 fiber Substances 0.000 claims abstract description 24
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 19
- 230000004323 axial length Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000009987 spinning Methods 0.000 description 11
- 239000000306 component Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004401 flow injection analysis Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Spinning Or Twisting Of Yarns (AREA)
Abstract
The utility model relates to an air jet vortex spinning nozzle device with low air consumption, wherein a fiber guiding component, a vortex tube and a yarn guiding cone are sequentially arranged in an air chamber cover and an exhaust cover from upstream to downstream, the axial length of a first circular truncated cone-shaped hole of the vortex tube is 7.3-8.1 mm, the intersection line of the first circular truncated cone-shaped hole and a second circular truncated cone-shaped hole of the vortex tube is positioned at the downstream of the intersection line of a first cone section and a second cone section of the yarn guiding cone, the diameter of an inlet of the first circular truncated cone-shaped hole is 4.6-4.9 mm, the diameter of an air jet hole is 0.4-0.5 mm, and the length of a common vertical line section between the axis of the air jet hole and the axis of the vortex tube is 36-47% of the diameter of the inlet of the first circular truncated cone-shaped hole. The jet vortex spinning nozzle device can effectively reduce the air consumption required in the yarn twisting process, can ensure that the yarn quality is kept at a higher level, and is beneficial to energy saving, consumption reduction and high-efficiency production of a jet vortex spinning machine.
Description
Technical Field
The utility model relates to an air jet vortex spinning nozzle device with low air consumption, belonging to the technical field of spinning machinery.
Background
The jet vortex spinning technology twists fiber strands with the aid of high-speed rotating air streams formed in nozzles to form yarns, and has been rapidly developed in textile production as an efficient textile process. In the yarn forming process of the jet vortex spinning machine, the fiber strand output by the front roller is attracted by negative pressure in the nozzle and enters the nozzle along the fiber guiding channel. Compressed air enters the nozzle through the spray holes of the outlet on the inner wall of the vortex cavity to form high-speed rotating airflow. At the guide needle, the head end of the fiber strand is pulled into a yarn guiding through hole in the yarn guiding cone under the dragging action of the tail end of the formed yarn to become a yarn core, and after the tail end of the fiber strand is separated from the holding of the front roller, the tail end of the fiber strand falls down on the head end of the yarn guiding cone under the action of air flow in the vortex cavity, is wrapped on the yarn core along the direction of the rotating air flow to form air jet vortex yarn with a wrapping structure, and is then output from the yarn guiding through hole. The nozzle is a core component of the air jet vortex spinning machine, and the structure of the nozzle has a key influence on the quality of the air jet vortex yarn. For this purpose, each device manufacturer is continuously developing the structure of the jet vortex spinning nozzle. The Chinese patent application with publication number CN112501729A discloses a spinning unit, an air spinning device, a spinning machine and a spinning method, wherein in the spinning device, the included angle between the axis of a yarn guiding cone and the axis of an air jet hole is more than 60 degrees and less than 80 degrees, and the length of a spinning chamber is less than the length of a fiber guiding body; in another example, chinese patent application CN115003868a discloses a spinning device, in which two parallel needles are provided on the fiber guide body at the inlet, and the two needles protrude at least partially into the axial position of the outlet of the air jet hole. However, in the air jet vortex spinning process, the air consumption of the nozzle device is high, and is one of the main sources of equipment energy consumption. Under the condition of increasingly tense energy supply, the air consumption of the jet vortex spinning nozzle device is further reduced on the premise of stabilizing the yarn quality, and the jet vortex spinning nozzle device has very important significance for reducing the production cost and improving the economic benefit of jet vortex spinning production enterprises.
Therefore, the technical field needs to solve the problem of reducing the air consumption required in the yarn twisting process on the premise of providing a low air consumption air jet vortex spinning nozzle device and keeping the yarn quality at a higher level.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: an air jet vortex spinning nozzle device capable of keeping the yarn quality high and reducing the air consumption required in the yarn twisting process is provided.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a low air consumption jet vortex spinning nozzle device characterized by: comprises an air chamber cover, an exhaust cover and an exhaust cover bottom cover which are sequentially arranged from upstream to downstream, wherein the inside of the upper parts of the air chamber cover and the exhaust cover is sequentially provided with a fiber guiding component and a vortex tube from upstream to downstream, an annular area surrounded by the air chamber cover, the fiber guiding component and the vortex tube forms an air chamber, the inside of the lower part of the exhaust cover is provided with a cone upper retainer, the cone upper retainer connects a yarn guiding cone and a cone lower retainer into a whole, a yarn guiding tube is arranged inside the yarn guiding cone and the cone lower retainer, a first cone section and a second cone section are arranged on the yarn guiding cone, the upstream parts of the first cone section and the second cone section extend into the vortex tube, the inside of the vortex tube is sequentially provided with a first cylindrical hole, a second cylindrical hole, a first circular truncated cone-shaped hole and a second circular truncated cone-shaped hole from upstream to downstream, a first annular vortex chamber is formed between the vortex tube and a first cone section of the yarn guiding cone, a second annular vortex chamber is formed between the vortex tube and a second cone section of the yarn guiding cone, the first annular vortex chamber is communicated with the second annular vortex chamber, a plurality of airflow jet holes communicated with the air chamber and the first annular vortex chamber are arranged on the vortex tube, the airflow jet holes face the first annular vortex chamber and incline towards the downstream direction, the outlet of the airflow jet holes is positioned on a step between the second cylindrical hole and the first circular truncated cone-shaped hole, and the axial length of the first circular truncated cone-shaped hole is 7.3 mm-8.1 mm;
Further, the intersection line of the first circular truncated cone-shaped hole and the second circular truncated cone-shaped hole of the vortex tube is positioned at the downstream of the intersection line of the first cone section and the second cone section of the yarn guiding cone;
Further, the diameter of the inlet of the first round table-shaped hole is 4.6 mm-4.9 mm;
further, the diameter of the airflow jet hole is 0.4 mm-0.5 mm;
Further, the number of the airflow jet holes is 3-5;
Further, the length of a public vertical line segment between the axis of the airflow jet hole and the axis of the vortex tube is 36% -47% of the diameter of the inlet of the first circular truncated cone-shaped hole;
further, the included angle between the axis of the airflow jet hole and the axis of the vortex tube is 60 degrees;
Further, the diameter of the first cylindrical hole is larger than that of the second cylindrical hole, the diameter of the second cylindrical hole is smaller than that of the inlet of the first circular truncated cone-shaped hole, the diameter of the outlet of the first circular truncated cone-shaped hole is equal to that of the inlet of the second circular truncated cone-shaped hole, the diameter of the inlet of the second circular truncated cone-shaped hole is smaller than that of the outlet of the second circular truncated cone-shaped hole, the first cylindrical hole, the second cylindrical hole, the first circular truncated cone-shaped hole and the second circular truncated cone-shaped hole are coaxially arranged, the cone angle of the first circular truncated cone-shaped hole is matched with the cone angle of the first cone section of the yarn guiding cone, and the cone angle of the second circular truncated cone-shaped hole is matched with the cone angle of the second cone section of the yarn guiding cone;
Further, the fiber guiding assembly comprises a guiding body, a guiding body shell and a guiding needle, wherein a spiral curved surface and the guiding needle arranged at the downstream end of the guiding body are arranged on the guiding body, and the rotation direction of the spiral curved surface is the same as the rotation direction of the high-speed rotating air flow in the vortex tube.
Compared with the prior art, the utility model has the beneficial effects that:
According to the jet vortex spinning nozzle device, the axial length of the first circular truncated cone-shaped hole of the vortex tube is set to be 7.3-8.1 mm, the intersection line of the first circular truncated cone-shaped hole and the second circular truncated cone-shaped hole is set to be positioned at the downstream of the intersection line of the first cone section and the second cone section of the yarn guiding cone, the diameter of the inlet of the first circular truncated cone-shaped hole is set to be 4.6-4.9 mm, the diameter of the jet hole of the air flow is set to be 0.4-0.5 mm, the number of the jet holes of the air flow is 3-5, the length of the common vertical line section between the axis of the jet hole and the axis of the vortex tube is set to be 36-47% of the diameter of the inlet of the first circular truncated cone-shaped hole, the air total pressure of the nozzle device in an air chamber is enabled to be 0.4-0.5 MPa, yarn forming quality is guaranteed to be kept at a high level, the air consumption required in the yarn twisting process can be effectively reduced, and the jet vortex spinning machine is beneficial to energy saving, consumption reduction and efficient production.
Drawings
FIG. 1 is a perspective cross-sectional view of an air jet vortex spinning nozzle device of the present utility model in a spinning state;
FIG. 2 is a longitudinal cross-sectional view showing the general structure of the jet vortex spinning nozzle device of the present utility model;
FIG. 3 is a perspective view of a vortex tube of the present utility model;
FIG. 4 is a longitudinal cross-sectional view of the general construction of a vortex tube of the present utility model;
fig. 5 is a cross-sectional view of a general structure near the airflow jet hole of the vortex tube of the present utility model.
Detailed Description
In order to make the utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Fig. 1 to 5 show a low air consumption jet vortex spinning nozzle device 41 provided in the present embodiment. As shown in fig. 1, the fiber sliver 1 drawn by a drawing mechanism not shown in the drawing enters the inside of the nozzle device 41, and is twisted into yarn by the high-speed rotating air stream 42. Specifically, the fiber strand 1 enters the vortex tube 7 through the fiber guiding assembly 6, is spun into yarn 46 by the action of the high-speed rotating air flow 42, enters the yarn drawing tube 17 through the yarn drawing cone 13 and is output from the nozzle device 41 to be wound on a winding device which is not shown in the drawing.
As shown in fig. 2, the jet vortex spinning nozzle device 41 comprises an air chamber cover 19, an exhaust cover 20 and an exhaust cover bottom cover 24 which are sequentially arranged from upstream to downstream, wherein the inside of the upper parts of the air chamber cover 19 and the exhaust cover 20 are sequentially provided with a fiber guiding component 6 and a vortex tube 7 from upstream to downstream, the air chamber cover 19 and an annular area surrounded by the fiber guiding component 6 and the vortex tube 7 form an air chamber 28, the inside of the lower part of the exhaust cover 20 is provided with an upper cone retainer 22, the upper cone retainer 22 connects the yarn guiding cone 13 and the lower cone retainer 23 into a whole, the inside of the yarn guiding cone 13 and the lower cone retainer 23 is provided with a yarn guiding tube 17, the yarn guiding cone 13, the upper cone retainer 22, the yarn guiding tube 17 and the lower cone retainer 23 are coaxially arranged, the axis of the yarn guiding cone 13 is provided with a yarn guiding through hole 14, the axis of the yarn guiding tube 17 is provided with a yarn guiding channel 27 communicated with the yarn guiding through hole 14 and the yarn channel 18, the lower cone retainer 23 is provided with an adjusting knob 26 on the lower cone bottom cover 24, and the adjusting knob 23 is connected with the lower cone retainer 23 through screw threads.
The fiber guiding assembly 6 comprises a guiding body 4, a guiding body shell 2 and a guiding needle 5, wherein the guiding body 4 is provided with a spiral curved surface 3 and the guiding needle 5 arranged at the downstream end of the guiding body 4, and the rotation direction of the spiral curved surface 3 is the same as the rotation direction of the high-speed rotating airflow 42 in the vortex tube 7, and in the embodiment, the spiral curved surface 3 is anticlockwise when seen from upstream to downstream.
As shown in fig. 3 to 5, the vortex tube 7 is a revolution body formed by four cylinders with different diameters, and a first cylindrical hole 9, a second cylindrical hole 10, a first circular truncated cone-shaped hole 11 and a second circular truncated cone-shaped hole 12 are sequentially arranged from the upstream to the downstream in the inside. The diameter of the first cylindrical hole 9 is larger than that of the second cylindrical hole 10, the diameter of the second cylindrical hole 10 is smaller than that of the inlet of the first circular truncated cone-shaped hole 11, the diameter of the outlet of the first circular truncated cone-shaped hole 11 is equal to that of the inlet of the second circular truncated cone-shaped hole 12, the diameter of the inlet of the second circular truncated cone-shaped hole 12 is smaller than that of the outlet of the second circular truncated cone-shaped hole 12, and the first cylindrical hole 9, the second cylindrical hole 10, the first circular truncated cone-shaped hole 11 and the second circular truncated cone-shaped hole 12 are coaxially arranged. The first cylindrical bore 9 has a depth which is much smaller than its diameter for supporting the fiber guide assembly 6. A first annular vortex chamber 38 is formed between the vortex tube 7 and the first cone section 15 of the yarn guiding cone 13, a second annular vortex chamber 37 is formed between the vortex tube 7 and the second cone section 16 of the yarn guiding cone 13, and the first annular vortex chamber 38 is communicated with the second annular vortex chamber 37. The vortex tube 7 is provided with 3 to 5 airflow injection holes 8 which are inclined at an angle of 60 degrees with respect to the axis of the vortex tube 7 and are distributed at equal intervals along the circumferential direction, and fig. 5 shows the case that the number of the airflow injection holes 8 is 5. The air jet hole 8 is inclined toward the inner cavity of the first circular truncated cone-shaped hole 11 and in the downstream direction, the inlet of the air jet hole 8 is communicated with the air chamber 28, and the outlet of the air jet hole 8 is positioned on the step between the second cylindrical hole 10 and the first circular truncated cone-shaped hole 11. Compressed air enters the air chamber 28 from a compressed air source, not shown in the drawings, and is then injected into the interior of the vortex tube 7 through the air flow injection holes 8, thereby forming a high-speed rotating air flow 42 in the vortex tube 7. The axial length of the first circular truncated cone-shaped hole 11 is 7.3 mm-8.1 mm, the diameter of the inlet of the first circular truncated cone-shaped hole 11 is 4.6 mm-4.9 mm, the diameter of the air jet hole 8 is 0.4 mm-0.5 mm, and the length d of a public vertical line segment between the axis 47 of the air jet hole 8 and the axis of the vortex tube 7 is 36% -47% of the diameter of the inlet of the first circular truncated cone-shaped hole 11.
The yarn guiding cone 13 is provided with a first cone section 15 and a second cone section 16, and upstream parts of the first cone section 15 and the second cone section 16 extend into the vortex tube 7.
The cone upper holder 22 is in a disc shape as a whole, a through hole consisting of a small diameter section hole and a large diameter section hole is arranged in the center of the cone upper holder, four upper exhaust through grooves 29 and four upper bolt mounting holes 31 which are symmetrically distributed and penetrate in the thickness direction are arranged near the periphery, and the upper exhaust through grooves 29 are approximately in a waist shape. The cone lower retainer 23 is located downstream of the cone upper retainer 22 and comprises a large-diameter cylindrical section, a small-diameter cylindrical section and an air inlet pipe 33 connected to the small-diameter cylindrical section, wherein the large-diameter cylindrical section is located upstream of the small-diameter cylindrical section and is smaller than the small-diameter cylindrical section, four middle air exhaust through grooves 30 and four middle bolt mounting holes 32 which are symmetrically distributed and penetrate through the large-diameter cylindrical section along the thickness direction are arranged near the periphery of the large-diameter cylindrical section, the cross section shapes and the sizes of the middle air exhaust through grooves 30 and the upper air exhaust through grooves 29 are the same, the positions of the middle air exhaust through grooves and the upper air exhaust through grooves are in one-to-one correspondence, and the positions of the middle bolt mounting holes 32 and the upper bolt mounting holes 31 are in one-to-one correspondence. A large diameter section hole is provided at the central axis of the large diameter cylindrical section and the upstream section of the small diameter cylindrical section of the cone lower holder 23, a middle diameter section hole having a smaller length is provided at the upstream of the large diameter section Kong Xia, a small diameter section through hole having a longer length is provided at the upstream of the middle diameter section Kong Xia, and the small diameter section through hole constitutes the yarn guiding passage 27. The yarn drawing cone 13 and the yarn drawing tube 17 are mounted between the cone upper holder 22 and the cone lower holder 23, and the cone upper holder 22 and the cone lower holder 23 are connected together by bolts not shown in the drawing through the upper bolt mounting holes 31 and the middle bolt mounting holes 32. The yarn guiding through hole 14 of the yarn guiding cone 13, the yarn channel 18 of the yarn guiding tube 17 and the yarn guiding channel 27 of the cone lower holder 23 are coaxially arranged and communicated in sequence. The axis of the air intake pipe 33 is perpendicular to the axis direction of the under-cone holder 23, and the outlet end of the air intake pipe 33 communicates with the large diameter section hole, and the inlet end is connected to a compressed air source, not shown in the drawing, for forming an air jet for yarn drawing in the yarn path 18 of the yarn drawing tube 17. The outer periphery of the portion of the under-cone holder 23 located downstream of the intake pipe 33 is provided with external threads, which mate with the internal threads of the adjustment knob 26. The adjustment knob 26 includes an upstream small diameter section with an annular recess in which the circlip 36 is received and a downstream large diameter section. The adjustment knob 26 is mounted within the small diameter section bore of the exhaust hood bottom cover 24 by circlip 36 and the size of the large diameter section. Thus, the axial position of the under-cone holder 23 together with the yarn guiding cone 13, the yarn guiding tube 17 and the on-cone holder 22 can be adjusted by rotating the adjusting knob 26. In this embodiment, the intersection of the first circular-cone-shaped hole 11 and the second circular-cone-shaped hole 12 of the vortex tube 7 is located 0.37mm downstream of the intersection of the first cone section 15 and the second cone section 16 of the yarn guiding cone 13.
The upper exhaust hood 20 cooperates with the plenum hood 19 to secure the fiber guiding assembly 6 and the vortex tube 7, the exhaust hood 20 extending outwardly from the upper support 21. The exhaust hood bottom cover 24 is internally provided with a large-diameter section hole, a middle-diameter section hole and a through hole, wherein the large-diameter section hole and the upper exhaust hood 20 are matched through interference fit, four lower exhaust slotted holes 35 and four guide holes 34 are symmetrically distributed near the periphery, the section shape and the dimension of the lower exhaust slotted holes 35 and the section shape and the dimension of the middle exhaust slotted holes are equal, the positions of the guide holes 34 and the positions of the middle bolt mounting holes 32 correspond, and the large-diameter section hole and the middle diameter section hole are slightly smaller than the outer diameter value of the exhaust hood 20. The exhaust hood bottom cover 24 extends outwardly from the lower bracket 25. The upper and lower brackets 21 and 25 are hinged to a fixed shaft, not shown in fig. 1, at ends remote from the exhaust hood 20 and the exhaust hood bottom cover 24, to facilitate separation and closure of the upper exhaust hood 20 from the exhaust hood bottom cover 24. Holes 43 are formed in the side walls of the exhaust hood bottom cover 24 for the intake pipe 33 to pass therethrough.
In order to ensure good air tightness of the spinning device, a first O-shaped rubber ring 39 is arranged between the fiber guiding assembly 6 and the air chamber cover 19, a second O-shaped rubber ring 40 is arranged between the vortex tube 7 and the air chamber cover 19 and the exhaust cover 20, a third O-shaped rubber ring 44 is arranged between the yarn drawing tube 17 and the yarn drawing cone 13, and a fourth O-shaped rubber ring 45 is arranged between the yarn drawing tube 17 and the cone lower retaining member 23.
With the jet vortex spinning nozzle device of the present embodiment, the total air pressure in the air chamber 28 can be set to a low level, such as 0.4MPa to 0.5MPa. The spinning under the lower air pressure can keep the quality of the finished yarn at a higher level, such as reaching the quality level of the yarn of second grade products, first grade products and even superior products, and can obviously reduce the air consumption required in the yarn twisting process, such as reducing the air consumption by 40-65 percent compared with the prior art, thereby being beneficial to the energy saving and consumption reduction of an air jet vortex spinning machine and the efficient and high-quality production.
Claims (9)
1. A low air consumption jet vortex spinning nozzle device characterized by: comprises an air chamber cover, an exhaust cover and an exhaust cover bottom cover which are sequentially arranged from upstream to downstream, wherein the inside of the upper parts of the air chamber cover and the exhaust cover is sequentially provided with a fiber guiding component and a vortex tube from upstream to downstream, an annular area surrounded by the air chamber cover, the fiber guiding component and the vortex tube forms an air chamber, the inside of the lower part of the exhaust cover is provided with a cone upper retainer, the cone upper retainer connects a yarn guiding cone and a cone lower retainer into a whole, a yarn guiding tube is arranged inside the yarn guiding cone and the cone lower retainer, a first cone section and a second cone section are arranged on the yarn guiding cone, the upstream parts of the first cone section and the second cone section extend into the vortex tube, the inside of the vortex tube is sequentially provided with a first cylindrical hole, a second cylindrical hole, a first circular truncated cone-shaped hole and a second circular truncated cone-shaped hole from upstream to downstream, a first annular vortex chamber is formed between the vortex tube and a first cone section of the yarn guiding cone, a second annular vortex chamber is formed between the vortex tube and a second cone section of the yarn guiding cone, the first annular vortex chamber is communicated with the second annular vortex chamber, a plurality of airflow jet holes communicated with the air chamber and the first annular vortex chamber are arranged on the vortex tube, the airflow jet holes face the first annular vortex chamber and incline towards the downstream direction, an outlet of the airflow jet holes is positioned on a step between the second cylindrical hole and the first circular truncated cone-shaped hole, and the axial length of the first circular truncated cone-shaped hole is 7.3 mm-8.1 mm.
2. The low air consumption jet vortex spinning nozzle device of claim 1, wherein: the intersection line of the first circular truncated cone-shaped hole and the second circular truncated cone-shaped hole of the vortex tube is positioned at the downstream of the intersection line of the first cone section and the second cone section of the yarn guiding cone.
3. The low air consumption jet vortex spinning nozzle device of claim 1, wherein: the diameter of the inlet of the first round table-shaped hole is 4.6 mm-4.9 mm.
4. The low air consumption jet vortex spinning nozzle device of claim 1, wherein: the diameter of the airflow jet hole is 0.4 mm-0.5 mm.
5. The low air consumption jet vortex spinning nozzle device of claim 1, wherein: the number of the airflow jet holes is 3-5.
6. The low air consumption jet vortex spinning nozzle device of claim 1, wherein: the length of a public vertical line segment of the axis of the airflow jet hole and the axis of the vortex tube is 36% -47% of the diameter of the inlet of the first circular truncated cone-shaped hole.
7. The low air consumption jet vortex spinning nozzle device of claim 1, wherein: the included angle between the axis of the airflow jet hole and the axis of the vortex tube is 60 degrees.
8. The low air consumption jet vortex spinning nozzle device of claim 1, wherein: the diameter of the first cylindrical hole is larger than that of the second cylindrical hole, the diameter of the second cylindrical hole is smaller than that of the inlet of the first circular truncated cone-shaped hole, the diameter of the outlet of the first circular truncated cone-shaped hole is equal to that of the inlet of the second circular truncated cone-shaped hole, the diameter of the inlet of the second circular truncated cone-shaped hole is smaller than that of the outlet of the second circular truncated cone-shaped hole, the first cylindrical hole, the second cylindrical hole, the first circular truncated cone-shaped hole and the second circular truncated cone-shaped hole are coaxially arranged, and the cone angle of the first circular truncated cone-shaped hole is matched with that of the first cone section of the yarn guiding cone, and the cone angle of the second circular truncated cone-shaped hole is matched with that of the second cone section of the yarn guiding cone.
9. The low air consumption jet vortex spinning nozzle device of claim 1, wherein: the fiber guiding assembly comprises a guiding body, a guiding body shell and a guiding needle, wherein a spiral curved surface and the guiding needle arranged at the downstream end of the guiding body are arranged on the guiding body, and the rotation direction of the spiral curved surface is the same as the rotation direction of high-speed rotating airflow in the vortex tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322494469.2U CN220977263U (en) | 2023-09-13 | 2023-09-13 | Air jet vortex spinning nozzle device with low air consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322494469.2U CN220977263U (en) | 2023-09-13 | 2023-09-13 | Air jet vortex spinning nozzle device with low air consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220977263U true CN220977263U (en) | 2024-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322494469.2U Active CN220977263U (en) | 2023-09-13 | 2023-09-13 | Air jet vortex spinning nozzle device with low air consumption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220977263U (en) |
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2023
- 2023-09-13 CN CN202322494469.2U patent/CN220977263U/en active Active
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