A special-shaped extended air jet nozzle for air jet loom

Abstract

The utility model discloses a special-shaped extension air jet nozzle for an air jet loom, belonging to the field of air jet nozzles. The utility model discloses a special-shaped extension air jet nozzle for an air jet loom, comprising an air supply pipe, one end of which is provided with a plastic telescopic tube, and an outlet pipe is provided on the end of the plastic telescopic tube away from the air supply pipe, and an outlet port is provided on the outlet pipe, and also comprises a hollow fixing plate, which is arranged around the outlet port, and a through hole is provided on the hollow fixing plate. The utility model solves the problem that when the existing air jet nozzle is conveying yarn, the shape of the wire bundle is determined by the shape of the outlet port of the air jet nozzle, but the shape of the outlet port of the traditional air jet nozzle cannot be changed according to various processing requirements, which makes the processing limited.

Description

Technical Field

[0001] The utility model relates to the field of air jet nozzles, in particular to a special-shaped extended air jet nozzle for an air jet loom. Background Art

[0002] An air jet loom is a loom that uses compressed air or high-pressure water to guide the weft yarn through the shed, and the air jet nozzle is a device installed at one end of the air pipe of the air jet loom;

[0003] The Chinese patent with publication number CN211665249U discloses a high-performance air jet nozzle for an air jet loom, including a nozzle housing, an air chamber is arranged inside the nozzle housing, a main yarn hole is arranged at the center of the air chamber, auxiliary yarn holes are arranged on both sides of the main yarn hole, a first negative pressure air inlet is arranged on the nozzle housing, the first negative pressure air inlet is connected to a first compressed air system, a rectifier chamber is connected to one side of the air chamber, a nozzle is sleeved on the other side of the rectifier chamber, a second negative pressure air inlet is arranged at the connection between the rectifier chamber and the nozzle, and the second negative pressure air inlet is connected to a second compressed air system. The high-performance air jet nozzle for an air jet loom gathers yarns through its main yarn hole and auxiliary yarn hole, has a better yarn gathering effect, and makes the yarn more clustered. Through two negative pressure air inlets, the nozzle housing inhales more air, realizes the acceleration of airflow, sprays farther, and has a better effect, thereby greatly improving the working efficiency of the air jet loom.

[0004] When the air jet of the above patent conveys yarn, the shape of the yarn bundle is determined by the shape of the outlet of the air jet, but the shape of the outlet of the traditional air jet cannot be changed according to various processing requirements, which limits the processing. Utility Model Content

[0005] The utility model aims to provide a special-shaped extended air jet nozzle for an air jet loom, wherein a hollow fixed plate is respectively arranged at the upper and lower ends of the air jet outlet position, and an extension plate is arranged in the hollow fixed plate, a through hole is opened in the hollow fixed plate, a spring is arranged in the extension plate, and a protruding buckle is arranged at one end of the spring away from the inner wall of the extension plate. When the user needs to adjust the shape of the wire harness, the user only needs to pull the extension plate out of the hollow fixed plate for a distance. When the protruding buckle moves to the position of the through hole on the hollow fixed plate, the protruding buckle will pop out from the through hole to fix the extension plate, and the upper and lower extension plates will squeeze the wire harness, and squeeze the round wire harness into a strip wire harness, thereby solving the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a special-shaped extension air nozzle for an air jet loom, comprising an air supply pipe, a plastic telescopic tube is arranged on one end of the air supply pipe, a wire outlet pipe is arranged on the end of the plastic telescopic tube away from the air supply pipe, a wire outlet port is opened on the wire outlet pipe, and also comprises a hollow fixing plate, the hollow fixing plate is arranged around the wire outlet port, a through hole is opened on the hollow fixing plate, an extension plate is arranged in the hollow fixing plate, a spring is arranged on the extension plate, the spring is provided with a protruding buckle on the end away from the extension plate, the wire outlet pipe is provided with a side limit baffle around the wire outlet, and a connecting pipe is provided at the end of the air supply pipe away from the plastic telescopic tube.

[0007] Preferably, an air inlet is provided on the connecting pipe, and the air inlet and the connecting pipe are integrally arranged.

[0008] Preferably, a connecting thread is provided on the inner wall of the air inlet, and the connecting thread, the inner wall of the air inlet and the connecting thread are integrally arranged.

[0009] Preferably, a hub is provided on the inner wall of the outlet pipe, and the hub is adhesively connected to the inner wall of the outlet pipe.

[0010] Preferably, a secondary wire hole is provided on the hub, and the secondary wire hole is integrally arranged with the hub.

[0011] Preferably, the hub is provided with a main wire hole between the two auxiliary wire holes, and the main wire hole is integrally arranged with the hub.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The utility model is provided with a hollow fixing plate at each of the upper and lower ends of the air nozzle outlet, and an extension plate is provided in the hollow fixing plate, a through hole is opened in the hollow fixing plate, a spring is provided in the extension plate, and a protruding buckle is provided at one end of the spring away from the inner wall of the extension plate. When the user needs to adjust the shape of the wire harness, the extension plate only needs to be pulled out of the hollow fixing plate for a distance. When the protruding buckle moves to the position of the through hole on the hollow fixing plate, the protruding buckle will pop out from the through hole to fix the extension plate, and the upper and lower extension plates will squeeze the wire harness to squeeze the circular wire harness into a strip-shaped wire harness, which effectively avoids the problem that the shape of the wire harness is determined by the shape of the air nozzle outlet when the existing air nozzle is conveying yarn, but the shape of the traditional air nozzle outlet cannot be changed according to various processing requirements, which makes the processing limited. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall external structure of the utility model;

[0015] Figure 2It is a schematic diagram of the overall left-side structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the overall main structure of the utility model;

[0017] Figure 4 It is a schematic diagram of the cross-sectional structure of the hollow fixing plate of the utility model.

[0018] In the figure: 1. gas pipe; 2. connecting pipe; 3. air inlet; 4. connecting thread; 5. plastic telescopic tube; 6. outlet pipe; 7. outlet; 8. hollow fixing plate; 9. extension plate; 10. through hole; 11. spring; 12. raised buckle; 13. side limit plate; 14. hub; 15. auxiliary wire hole; 16. main wire hole. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In order to solve the problem that in the prior art, when the air jet nozzle is conveying the yarn, the shape of the wire bundle is determined by the shape of the outlet of the air jet nozzle, but the shape of the outlet of the traditional air jet nozzle cannot be changed according to various processing requirements, which limits the processing, this embodiment provides the following technical solutions:

[0021] A special-shaped extended air jet nozzle for an air jet loom comprises an air delivery pipe 1, a plastic telescopic pipe 5 is arranged on one end of the air delivery pipe 1, an outlet pipe 6 is arranged on the end of the plastic telescopic pipe 5 away from the air delivery pipe 1, an outlet port 7 is provided on the outlet pipe 6, and a hollow fixing plate 8 is arranged around the outlet port 7, a through hole 10 is provided on the hollow fixing plate 8, an extension plate 9 is arranged in the hollow fixing plate 8, a spring 11 is arranged on the extension plate 9, a protruding buckle 12 is arranged on the end of the spring 11 away from the extension plate 9, a side limit baffle 13 is arranged around the outlet port 7 of the outlet pipe 6, a connecting pipe 2 is arranged on the end of the air delivery pipe 1 away from the plastic telescopic pipe 5, an air inlet 3 is opened on the connecting pipe 2, the air inlet 3 and the connecting pipe 2 are integrally arranged, a connecting thread 4 is arranged on the inner wall of the air inlet 3, and the connecting thread 4 and the inner wall of the air inlet 3 and the connecting thread 4 are integrally arranged;

[0022] In this embodiment, the user sleeves the connecting tube 2 on the pipeline, and then fixes the connecting tube 2 and the pipeline through the connecting thread 4 provided on the inner wall of the connecting tube 2. At this time, the airflow carries the yarn into the gas transmission pipe 1, and passes through the outlet port 7 provided on the outlet pipe 6. A hollow fixing plate 8 is provided at each of the upper and lower ends of the outlet port 7 of the outlet pipe 6, and an extension plate 9 is provided in the hollow fixing plate 8. A through hole 10 is provided on the hollow fixing plate 8, and a spring 11 is provided in the extension plate 9, and the spring 11 is away from the extension plate 9. A protruding buckle 12 is provided at one end of the wall. When the user needs to adjust the shape of the wire harness, he only needs to pull the extension plate 9 out of the hollow fixing plate 8 for a distance. When the protruding buckle 12 moves to the position of the through hole 10 on the hollow fixing plate 8, the protruding buckle 12 will pop out from the through hole 10 to fix the extension plate 9. The upper and lower extension plates 9 will squeeze the wire harness and squeeze the circular wire harness into a strip-shaped wire harness. The side limit plates 13 provided on both sides of the outlet tube 6 will block the wire harness that is squeezed and spread to both sides to prevent the wire harness from being too dispersed.

[0023] In this embodiment, a hub 14 is provided on the inner wall of the outlet tube 6, and the hub 14 is bonded to the inner wall of the outlet tube 6. A secondary wire hole 15 is provided on the hub 14, and the secondary wire hole 15 and the hub 14 are integrally provided. A main wire hole 16 is provided between the two secondary wire holes 15 of the hub 14, and the main wire hole 16 and the hub 14 are integrally provided. The hub 14 is provided to pass the wire bundle through the wire hole to prevent the yarn inside the wire bundle from being entangled due to being too thick.

[0024] Working principle: When the user puts the connecting tube 2 on the pipeline, and then fixes the connecting tube 2 and the pipeline through the connecting thread 4 set on the inner wall of the connecting tube 2, the airflow carries the yarn into the gas transmission pipe 1, and passes through the outlet 7 opened on the outlet pipe 6. A hollow fixing plate 8 is respectively set at the upper and lower ends of the outlet 7 of the outlet pipe 6, and an extension plate 9 is set in the hollow fixing plate 8. A through hole 10 is opened on the hollow fixing plate 8, and a spring 11 is set in the extension plate 9, and the spring 11 is away from the inner wall of the extension plate 9. A protruding buckle 12 is provided at one end. When the user needs to adjust the shape of the wiring harness, he only needs to pull the extension plate 9 out of the hollow fixing plate 8 for a distance. When the protruding buckle 12 moves to the position of the through hole 10 on the hollow fixing plate 8, the protruding buckle 12 will pop out from the through hole 10 to fix the extension plate 9. The upper and lower extension plates 9 will squeeze the wiring harness, squeezing the circular wiring harness into a strip wiring harness, and the side limiting plates 13 arranged on both sides of the outlet tube 6 will block the wiring harness that is squeezed and spreads to both sides to prevent the wiring harness from being too dispersed.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A special-shaped extended air jet nozzle for an air jet loom, comprising an air delivery pipe (1), one end of the air delivery pipe (1) being provided with a plastic telescopic pipe (5), the plastic telescopic pipe (5) being provided with a wire outlet pipe (6) at the end away from the air delivery pipe (1), the wire outlet pipe (6) being provided with a wire outlet port (7); Features: The invention also comprises a hollow fixing plate (8), wherein the hollow fixing plate (8) is arranged around the outlet (7), a through hole (10) is opened on the hollow fixing plate (8), an extension plate (9) is arranged inside the hollow fixing plate (8), a spring (11) is arranged on the extension plate (9), and a protruding buckle (12) is arranged on the end of the spring (11) away from the extension plate (9), the outlet pipe (6) is provided with a side limit baffle (13) around the outlet (7), and the gas transmission pipe (1) is provided with a connecting pipe (2) at the end away from the plastic telescopic pipe (5).

2. The special-shaped extension air nozzle for an air jet loom according to claim 1, characterized in that: An air inlet (3) is provided on the connecting pipe (2), and the air inlet (3) and the connecting pipe (2) are integrally arranged.

3. The special-shaped extension air nozzle for an air jet loom according to claim 2, characterized in that: A connecting thread (4) is provided on the inner wall of the air inlet (3), and the connecting thread (4) and the inner wall of the air inlet (3) are integrally arranged with the connecting thread (4).

4. The special-shaped extension air nozzle for an air jet loom according to claim 1, characterized in that: A hub (14) is provided on the inner wall of the outlet pipe (6), and the hub (14) is adhesively connected to the inner wall of the outlet pipe (6).

5. The special-shaped extension air nozzle for an air jet loom according to claim 4, characterized in that: The hub (14) is provided with a secondary wire hole (15), and the secondary wire hole (15) and the hub (14) are integrally arranged.

6. The special-shaped extension air nozzle for an air jet loom according to claim 5, characterized in that: The hub (14) is provided with a main wire hole (16) between the two auxiliary wire holes (15), and the main wire hole (16) and the hub (14) are integrally arranged.

Images