CN219731202U

CN219731202U - Low gas consumption swing main nozzle

Info

Publication number: CN219731202U
Application number: CN202320328079.5U
Authority: CN
Inventors: 陆小亮; 叶士强
Original assignee: Taizhou Leaf Electromechanical Equipment Co ltd
Current assignee: Taizhou Leaf Electromechanical Equipment Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-09-22
Anticipated expiration: 2033-02-27

Abstract

The utility model discloses a low-air consumption swinging main nozzle, which comprises a nozzle assembly, a cover assembly and an airtight assembly, wherein the nozzle assembly comprises a spray core main body, a direct-current air pipe symmetrically arranged on the outer side of the spray core main body, a switching pipe arranged at the input end of the direct-current air pipe and a spray pipe arranged on the back surface of the spray core main body, the airtight assembly comprises an inner cavity piece arranged in the switching pipe, a positioning pin arranged on the front surface of the inner cavity piece, a hollow shaft movably arranged on the outer side of the positioning pin, a spring arranged on the bottom wall of the hollow shaft, a piston rod arranged on the front surface of the spring, a backing ring arranged on the front surface of the piston rod and a sealing rubber pad arranged on the front surface of the backing ring.

Description

Low gas consumption swing main nozzle

Technical Field

The utility model relates to the technical field of swinging main nozzles, in particular to a low-gas consumption swinging main nozzle.

Background

The low air consumption oscillating main nozzle is a device for introducing weft yarn into the shed by means of air jets.

The existing low-gas consumption swing main nozzle needs an external gas pipe in the use process, compressed gas can generate larger impact force in the use process, the connecting end of the external gas pipe and the gas consumption swing main nozzle is easy to loosen in the long-term use process, leakage is caused, the normal use of the device is greatly influenced, and a plurality of inconveniences are caused for users.

Disclosure of Invention

The present utility model is directed to a low gas consumption swing main nozzle to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low gas consumption swing main nozzle, includes nozzle assembly, lid subassembly and airtight subassembly, nozzle assembly is including spouting core main part, the symmetry is installed in the direct current trachea of spouting the core main part outside, is installed at the switching tube of direct current trachea input and is installed the spray tube at spouting core main part back, the lid subassembly includes movable mounting at the positive seal end cover of spouting core main part, airtight subassembly is including installing at the inside inner chamber spare of switching tube, install at the positive locating pin of inner chamber spare, movable mounting at the cavity axle in the locating pin outside, install at the spring of cavity axle diapire, install at the positive piston rod of spring, install at the positive backing ring of piston rod and install at the positive seal cushion of backing ring.

Preferably, the outer side of the inner cavity piece is connected with the inner wall of the transfer tube, the piston rod penetrates through the front face of the hollow shaft, and the backing ring is positioned in front of the inner cavity piece.

Preferably, a binding frame is arranged on the outer side of the spray pipe, and the binding frame is positioned at the mouth of the spray pipe.

Preferably, a valve seat is arranged on the outer side of the direct-current air pipe, and an adjusting valve is movably arranged at the top of the valve seat.

Preferably, a threaded connecting pipe is arranged on the back surface of the sealing end cover, and the threaded connecting pipe is connected with the spray core main body through threads.

Preferably, the front surface of the sealing end cover is provided with a spray core hole in a penetrating mode, and the spray core hole is communicated with the spray pipe.

Preferably, the front face of the sealing end cover is movably provided with a fastening bolt, the fastening bolt is positioned at the outer side of the spray core hole, the fastening bolt is connected with the spray core main body, and the back face of the sealing end cover is movably provided with a sealing gasket.

By adopting the technical scheme, the beneficial effects obtained by the utility model are as follows:

according to the utility model, an inner cavity piece, a locating pin, a spring, a backing ring and a sealing rubber pad are arranged, when the device is externally connected with an air pipe, the air pipe and the switching pipe are connected through threads, in the process of spiral connection, the pipe orifice of the air pipe is inserted into the outer side of the inner cavity piece, the pipe orifice starts to move to one side, the sealing rubber pad and the backing ring are extruded in the moving process, a piston rod arranged on the backing ring starts to move to one side, the spring is extruded when the piston rod moves to one side, after the external air pipe is arranged, the spring is in a compressed state, elastic force exists at two ends of the spring, the elastic force can push the piston rod, so that even if the external air pipe and the switching pipe are slightly loosened, an elastic compensation mechanism formed by the spring can always ensure that the sealing rubber pad is clung to the pipe orifice of the external air pipe, a good sealing structure is formed, the sealing property of the connecting end is effectively ensured, the normal use of the device is further ensured, the piston rod is movably arranged on a hollow shaft, the hollow shaft is movably arranged on the inner cavity piece through the locating pin, and the spring can be conveniently and rapidly replaced by pulling the hollow shaft from the hollow shaft, so that the sealing pin can be conveniently and rapidly pulled down by a worker when the hollow shaft is damaged or pulled down.

Drawings

Fig. 1 is a schematic perspective view of the whole device of the present utility model.

Fig. 2 is a schematic perspective view of a cover assembly according to the present utility model.

FIG. 3 is a schematic cross-sectional view of the airtight assembly of the present utility model.

Fig. 4 is a schematic cross-sectional view of a hollow shaft according to the present utility model.

Fig. 5 is a schematic perspective view of the airtight assembly of the present utility model.

In the figure: 100. a nozzle assembly; 101. a spray core main body; 102. a direct-current air pipe; 103. a transfer tube; 104. a spray pipe; 105. a binding frame; 106. a valve seat; 107. a regulating valve;

200. a cover assembly; 201. sealing the end cover; 202. a threaded connecting pipe; 203. a core spraying hole; 204. a fastening bolt; 205. a sealing gasket;

300. an airtight assembly; 301. an inner cavity member; 302. a positioning pin; 303. a hollow shaft; 304. a spring; 305. a piston rod; 306. a backing ring; 307. and (5) sealing the rubber cushion.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

referring to fig. 5, a low gas consumption swing main nozzle;

comprises an inner cavity piece 301, a locating pin 302, a spring 304, a backing ring 306 and a sealing rubber pad 307, wherein the outer side of the spray core main body 101 is symmetrically provided with a direct current air pipe 102, the input end of the direct current air pipe 102 is provided with a switching pipe 103, the back surface of the spray core main body 101 is provided with a spray pipe 104, the outer side of the spray pipe 104 is provided with a binding frame 105, the binding frame 105 is positioned at the pipe mouth of the spray pipe 104, the outer side of the direct current air pipe 102 is provided with a valve seat 106, the top of the valve seat 106 is movably provided with an adjusting valve 107, the front surface of the spray core main body 101 is movably provided with a sealing end cover 201, the back surface of the sealing end cover 201 is provided with a threaded connecting pipe 202, the threaded connecting pipe 202 is connected with the spray core main body 101 through threads, the front surface of the sealing end cover 201 is provided with a spray core hole 203 which is communicated with the spray pipe 104, the front movable mounting of seal end cover 201 has fastening bolt 204, fastening bolt 204 is located the outside of spouting core hole 203, fastening bolt 204 is connected with spouting core main part 101, sealing end cover 201's back movable mounting has sealed pad 205, the internally mounted of adapter tube 103 has interior cavity spare 301, the outside of interior cavity spare 301 is connected with the inner wall of adapter tube 103, the locating pin 302 is installed to the front of interior cavity spare 301, the outside movable mounting of locating pin 302 has hollow shaft 303, the spring 304 is installed to the diapire of hollow shaft 303, piston rod 305 is installed to the front of spring 304, piston rod 305 runs through the front of hollow shaft 303, the backing ring 306 is installed to the front of piston rod 305, the backing ring 306 is located the place ahead of interior cavity spare 301, the sealed cushion 307 is installed to the front of backing ring 306.

Specifically, when the device is used, the spray core main body 101 and the spray pipe 104 form a main body structure of the device, the device is used for providing mounting positions for other structures, the stability of other structures in working is ensured, through the external connection of the transfer pipe 103 with the air inlet pipeline, gas enters the spray core main body 101 through the direct-current air pipe 102 and then is sprayed out, thereby completing the working, the spray core main body 101 is in the prior art, the restraint frame 105 plays the purpose of fixing the spray pipe 104, the valve seat 106 is mounted on the outer side of the direct-current air pipe 102 to provide mounting positions for the regulating valve 107, the stability of the regulating valve 107 in working is ensured, the worker can regulate the flow of gas through rotating the regulating valve 107, the sealing end cover 201 protects the spray core main body 101, when the sealing end cover 201 is mounted, the worker firstly places the sealing gasket 205 on the stepped end surface arranged inside the spray core main body 101, the seal end cover 201 is rotated, the screw thread connecting pipe 202 at the rear part is connected with the spray core main body 101 through screw threads, then the screw thread connecting pipe 202 and the spray core main body 101 are further fixed through the fastening bolt 204, the firmness and the tightness of the connection of the seal end cover 201 are ensured, when the interior of the spray core main body 101 is required to be cleaned and maintained, the movably installed seal end cover 201 is quite convenient to detach and install, the spray core hole 203 arranged on the seal end cover 201 is connected with the spray pipe 104 during installation, compressed gas can be smoothly sprayed out, when the device is externally connected with an air pipe, the air pipe is connected with the connecting pipe 103 through screw threads, the pipe orifice of the air pipe can be inserted into the outer side of the inner cavity member 301 in the screw connection process, thereby the pipe orifice starts to move to one side, the seal rubber pad 307 and the cushion ring 306 can be extruded by the pipe orifice in the movement process, therefore, the piston rod 305 mounted on the backing ring 306 starts to move to one side, the spring 304 is extruded when the piston rod 305 moves to one side, after the external air pipe is mounted, the spring 304 is in a compressed state, so that elastic force exists at two ends of the spring, the elastic force can prop against the piston rod 305, the backing ring 306 on the piston rod 305 is extruded in the outer side direction, even if a small looseness occurs between the external air pipe and the adapter pipe 103, an elastic compensation mechanism formed by the spring 304 can always ensure that the sealing rubber cushion 307 is tightly attached to the pipe orifice of the external air pipe, a good sealing structure is formed, the tightness of a connecting end is effectively ensured, normal use of the device is further ensured, the piston rod 305 is movably mounted on the hollow shaft 303, and the hollow shaft 303 is movably mounted on the inner cavity member 301 through the positioning pin 302.

Working principle: through the external air inlet pipeline of transfer pipe 103, gas is sprayed out after entering into the spray core main body 101 through the direct current trachea 102, thereby accomplish work, the staff can be through rotatory governing valve 107 at the flow size of regulation gas, seal end cover 201 protects spray core main body 101, when needs are to clear up and maintain the inside of spray core main body 101, movable mounting's seal end cover 201 dismantles the installation and all is very convenient, when the external trachea of device, connect through the screw thread between trachea and the transfer pipe 103, the mouth of pipe can extrude seal cushion 307 and backing ring 306 in the in-process of screwed connection, thereby piston rod 305 moves extrusion spring 304 to one side, after the external trachea is installed, spring 304 is in compression state, so it exists elasticity to both ends, this elasticity can be pushed outward direction by backing ring 306 on the piston rod 305, even if a little looseness has appeared between external trachea and the transfer pipe 103, an elasticity compensation mechanism that is formed by spring 304 also can guarantee always that seal cushion 307 is hugged closely in the mouth of pipe, good seal structure has been formed, when spring 304 or seal cushion 307 takes place ageing, when the damage, staff can pull out backing ring 306 and can replace from hollow shaft 302 promptly through pulling backing ring 303.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. A low gas consumption oscillating main nozzle, comprising:

the nozzle assembly (100) comprises a spray core main body (101), a direct-current air pipe (102) symmetrically arranged on the outer side of the spray core main body (101), a switching pipe (103) arranged at the input end of the direct-current air pipe (102) and a spray pipe (104) arranged on the back of the spray core main body (101);

the cover body assembly (200) comprises a sealing end cover (201) movably arranged on the front surface of the spray core main body (101);

the airtight assembly (300) comprises an inner cavity piece (301) arranged inside the transfer tube (103), a positioning pin (302) arranged on the front face of the inner cavity piece (301), a hollow shaft (303) movably arranged on the outer side of the positioning pin (302), a spring (304) arranged on the bottom wall of the hollow shaft (303), a piston rod (305) arranged on the front face of the spring (304), a backing ring (306) arranged on the front face of the piston rod (305) and a sealing rubber pad (307) arranged on the front face of the backing ring (306).

2. A low gas consumption swing main nozzle according to claim 1, wherein the outer side of the inner cavity member (301) is connected to the inner wall of the adapter tube (103), the piston rod (305) penetrates the front surface of the hollow shaft (303), and the grommet (306) is located in front of the inner cavity member (301).

3. A low gas consumption swing main nozzle according to claim 1, characterised in that a bounding box (105) is mounted outside the spout (104), the bounding box (105) being located at the mouth of the spout (104).

4. A low gas consumption swing main nozzle according to claim 1, wherein a valve seat (106) is mounted on the outer side of the direct current gas pipe (102), and a regulating valve (107) is movably mounted on the top of the valve seat (106).

5. A low gas consumption swing main nozzle according to claim 1, wherein the back surface of the seal end cap (201) is provided with a screw joint pipe (202), and the screw joint pipe (202) is connected with the spray core main body (101) through screw threads.

6. The low-gas-consumption swing main nozzle according to claim 1, wherein the front surface of the sealing end cover (201) is provided with a core spraying hole (203) in a penetrating way, and the core spraying hole (203) is communicated with the spray pipe (104).

7. The low-gas-consumption swing main nozzle according to claim 1, wherein a fastening bolt (204) is movably mounted on the front surface of the sealing end cover (201), the fastening bolt (204) is located on the outer side of the core spraying hole (203), the fastening bolt (204) is connected with the core spraying main body (101), and a sealing gasket (205) is movably mounted on the back surface of the sealing end cover (201).