CN112760724A

CN112760724A - Spray head assembly of melt-blown fabric extruder for melt-blown fabric production and using method thereof

Info

Publication number: CN112760724A
Application number: CN202011489234.9A
Authority: CN
Inventors: 彭秀学; 饶云飞; 苗建峰
Original assignee: Hunan Sanyi Seiko Technology Co ltd
Current assignee: Hunan Sanyi Seiko Technology Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-05-07

Abstract

The invention relates to the technical field of melt-blown fabric extruders, in particular to a spray head component of a melt-blown fabric extruder for melt-blown fabric production and a using method thereof, the spray head component comprises a liquid inlet, a first module, a second module and a third module, a filtering device is arranged in the first module, the filtering device comprises a handrail, a fixing plate, a sealing block and a filter screen fixing frame, the rear end of the handrail is fixedly connected with the fixing plate, the rear end of the fixing plate is fixedly connected with the sealing block, the middle part of the rear end of the sealing block is fixedly connected with the filter screen fixing frame, the inner side of the filter screen fixing frame is fixedly connected with a filter screen through a bolt, and the outer side of the rear end of the fixing plate is fixedly connected with the first module and the second module through bolts respectively, in the invention, the filter screen, the fixing frame, the filter screen, meanwhile, different extrusion modules can be installed according to production requirements, so that the use is convenient, and the production cost is saved.

Description

Spray head assembly of melt-blown fabric extruder for melt-blown fabric production and using method thereof

Technical Field

The invention relates to the technical field of melt-blown fabric extruders, in particular to a spray head assembly of a melt-blown fabric extruder for melt-blown fabric production and a using method thereof.

Background

The melt-blown cloth is the most core material of the mask, the melt-blown cloth mainly takes polypropylene as a main raw material, the fiber diameter can reach 1-5 microns, the gaps are large, the structure is fluffy, the anti-wrinkle capacity is good, and the number and the surface area of fibers in unit area are increased by the superfine fibers with unique capillary structures, so that the melt-blown cloth has good filtering property, shielding property, heat insulation property and oil absorption property, and can be used in the fields of air, liquid filtering materials, isolating materials, absorbing materials, mask materials, warm-keeping materials, oil absorbing materials, wiping cloth and the like.

In the core production step of melt-blown fabric, need to spray the fused material in the extruder and be fibrous, obtain the melt-blown fabric through the cooling again, ordinary extruder's shower nozzle subassembly is equipped with filter equipment, its effect is to filter the fused material, after long-time use, the easy wearing and tearing of filter screen warp, change if need dismantle whole, not only waste time, also lead to the incident easily simultaneously, be unfavorable for using, in addition, the spinneret orifice of ordinary extruder's shower nozzle subassembly is mostly for seting up on the mould body, after long-time use spout the wearing and tearing of hole, can only change the mould whole, increased manufacturing cost among the intangible, consequently, propose a melt-blown fabric production with melt-blown fabric extruder's shower nozzle subassembly and application method to above-mentioned problem.

Disclosure of Invention

The invention aims to provide a spray head component of a melt-blown fabric extruder for melt-blown fabric production and a using method thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

Preferably, the lower end of the first module is fixedly connected with the second module through a bolt, a liquid inlet groove is formed in the first module, a buffer cavity is formed in the outer side of the liquid inlet groove, a filter tank is arranged on the outer side of the buffer cavity, and a filter screen fixing frame is arranged on the inner side of the filter tank.

Preferably, the lower extreme of module two passes through bolt and three fixed connection of module, the heating chamber has been seted up to module two front ends, the inboard fixedly connected with heating pipe of heating chamber, the connection chamber has been seted up at two upper ends middle parts of module, the silk spraying chamber has been seted up to connection chamber downside, terminal surface middle part is the inclined plane setting under the module two, and sets up gapped air cavity in the bottom on inclined plane.

Preferably, the spinning cavity is arranged in an inverted cone shape, a module mounting hole is formed in the lower end of the spinning cavity, an extrusion module is arranged on the inner side of the module mounting hole, and the extrusion module is arranged in a hollow cylindrical shape.

Preferably, the front end of the module is fixedly connected with an air inlet, an air inlet cavity is arranged on the rear side of the air inlet, a plurality of air inlets are uniformly formed in the inner side of the air inlet cavity, and the air inlets are communicated with the gap air cavity.

Preferably, the number of the third modules is 2, the third modules are symmetrically distributed on the left side and the right side of the lower end of the second module, and a spinning gap is formed between the third modules and the second module.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the arrangement of the handrail, the fixing plate, the sealing block, the filter screen and the filter screen fixing frame, when the filter screen needs to be replaced, the bolt on the outer side of the fixing plate is removed, the handrail is pulled, and the handrail drives the filter screen fixing frame to slide in the module I, so that the filter screen fixing frame can be drawn out, and the filter screen can be replaced after the bolt for fixing the filter screen is removed;

2. according to the invention, through the arrangement of the module mounting holes and the extrusion modules, different extrusion modules can be mounted according to production requirements in the actual production process, so that the use is convenient, meanwhile, after the extrusion die is used for a long time, the inside of the extrusion die is worn, the extrusion die is only required to be replaced, the whole die does not need to be replaced, and the production cost can be saved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the installation structure of the filtering apparatus of the present invention;

FIG. 3 is a schematic view of the overall structure of the filter device of the present invention;

FIG. 4 is a schematic diagram of the overall structure of the first module of the present invention;

FIG. 5 is a schematic view of the overall structure of a second module of the present invention;

FIG. 6 is a schematic diagram of the distribution structure of the connecting chambers of the present invention;

FIG. 7 is a schematic view of the mounting structure of the module mounting hole of the present invention;

FIG. 8 is a schematic view of the overall structure of a module III according to the present invention;

FIG. 9 is a cross-sectional view of the present invention in its entirety;

FIG. 10 is a schematic view of the structure at A of FIG. 9 according to the present invention.

In the figure: 1-liquid inlet, 2-module I, 201-liquid inlet groove, 202-buffer cavity, 203-filter groove, 3-module II, 301-heating cavity, 302-heating pipe, 303-connecting cavity, 304-silk spraying cavity, 305-clearance air cavity, 306-module mounting hole, 307-extrusion module, 4-module III, 401-air inlet, 402-air inlet cavity, 403-air inlet hole, 5-filter device, 501-handrail, 502-fixing plate, 503-sealing block, 504-filter screen fixing frame, 505-filter screen and 6-silk spraying clearance.

Detailed Description

Example 1:

referring to fig. 1-10, the present invention provides a technical solution:

the utility model provides a melt-blown fabric production is with shower nozzle subassembly of melt-blown fabric extruder and application method thereof, including inlet 1, module one 2, module two 3 and module three 4, module one 2 upper end fixedly connected with inlet 1, module one 2 is inside to be equipped with filter equipment 5, filter equipment 5 includes handrail 501, fixed plate 502, the fixed frame 504 of sealed piece 503 and filter screen, handrail 501 rear end fixedly connected with fixed plate 502, fixed plate 502 rear end fixedly connected with sealed piece 503, the fixed frame 504 of sealed piece 503 rear end middle part fixedly connected with filter screen, the inboard filter screen 505 that passes through bolt fixedly connected with of the fixed frame 504 of filter screen, the fixed plate 502 rear end outside pass through the bolt respectively with module one 2 and module two 3 fixed connection.

The lower end of the first module 2 is fixedly connected with the second module 3 through a bolt, a liquid inlet groove 201 is formed in the first module 2, a buffer cavity 202 is formed outside the liquid inlet groove 201, a filter groove 203 is formed outside the buffer cavity 202, a filter screen fixing frame 504 is arranged inside the filter groove 203, the lower end of the second module 3 is fixedly connected with the third module 4 through a bolt, a heating cavity 301 is formed at the front end of the second module 3, a heating pipe 302 is fixedly connected inside the heating cavity 301, a connecting cavity 303 is formed in the middle of the upper end of the second module 3, a spinning cavity 304 is formed on the lower side of the connecting cavity 303, the middle of the lower end face of the second module 3 is arranged in an inclined plane, a clearance air cavity 305 is formed at the bottom of the inclined plane, the spinning cavity 304 is arranged in an inverted cone shape, a module mounting hole 306 is formed at the lower end of the spinning cavity, an air inlet cavity 402 is formed in the rear side of the air inlet 401, a plurality of air inlet holes 403 are uniformly formed in the inner side of the air inlet cavity 402, the air inlet holes 403 are communicated with the gap air cavity 305, the number of the modules III 4 is 2, the modules III 4 are symmetrically distributed on the left side and the right side of the lower end of the module II 3, and a spinning gap 6 is formed between the modules III 4 and the module II 3.

The working process is as follows: the molten liquid enters the buffer cavity 202 of the first module 2 from the liquid inlet 1 at the upper end of the first module 2, the molten liquid is filtered by the filter screen 505 of the filtering device 5, when the filter screen 505 needs to be replaced, the bolts outside the fixing plate 502 are removed, the handrail 501 is pulled, the handrail 501 drives the filter screen fixing frame 504 to slide in the first module 2, so that the filter screen fixing frame 504 can be drawn out, the bolts for fixing the filter screen 505 can be removed for replacement, the arrangement can realize the replacement of the filter screen 505 without large-scale disassembly, the operation and the use in the actual process are convenient, the filtered molten liquid enters the connecting cavity 303 of the second module 3, the heating pipe 302 can heat the molten liquid in the second module 3, the spinning effect is prevented from being poor due to the cooling in the second module 3, and the molten liquid entering the connecting cavity 303 is conveyed to the spinning cavity 304 under the high-pressure state, the high-pressure gas enters the extrusion module 307 from the spinning cavity 304, enters the gas inlet cavity 402 through the gas inlet 401 of the module III 4 and is sprayed into the gap gas cavity 305 through the gas inlet hole 403, and the high-pressure gas is sprayed out along the spinning gap 6 formed between the module III 4 and the module II 3, so that the molten liquid sprayed out of the extrusion module 307 can be uniformly atomized.

Example 2:

referring to fig. 1-10, the present invention provides a technical solution:

The working process is as follows: the molten liquid enters the buffer cavity 202 of the first module 2 from the liquid inlet 1 at the upper end of the first module 2, the molten liquid is filtered by the filter screen 505 of the filtering device 5, when the filter screen 505 needs to be replaced, the bolts outside the fixing plate 502 are removed, the handrail 501 is pulled, the handrail 501 drives the filter screen fixing frame 504 to slide in the first module 2, so that the filter screen fixing frame 504 can be drawn out, the bolts for fixing the filter screen 505 can be removed for replacement, the arrangement can realize the replacement of the filter screen 505 without large-scale disassembly, the operation and the use in the actual process are convenient, the filtered molten liquid enters the connecting cavity 303 of the second module 3, the heating pipe 302 can heat the molten liquid in the second module 3, the spinning effect is prevented from being poor due to the cooling in the second module 3, and the molten liquid entering the connecting cavity 303 is conveyed to the spinning cavity 304 under the high-pressure state, enter into extrusion module 307 department by spouting a chamber 304, high-pressure gas has air inlet 401 of module three 4 to enter into air inlet cavity 402, spray to clearance air cavity 305 by inlet hole 403 again, high-pressure gas spouts along spouting the clearance 6 of spouting of seting up between module three 4 and the module two 3 thereby can be with extruding the even atomizing of module 307 spun molten liquid from extruding, in actual production process, can install different extrusion module 307 according to the production needs, and convenient to use, after long-time use simultaneously, the inside wearing and tearing that take place of mould, only need to extrude mould 307 change can, need not to change holistic mould, and the production cost is saved.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims

1. The utility model provides a melt-blown fabric production is with shower nozzle subassembly of melt-blown fabric extruder and application method thereof, includes inlet (1), module one (2), module two (3) and module three (4), its characterized in that: the utility model discloses a module is characterized by module (2) upper end fixedly connected with inlet (1), module (2) inside is equipped with filter equipment (5), filter equipment (5) are including handrail (501), fixed plate (502), the fixed frame (504) of sealed piece (503) and filter screen, handrail (501) rear end fixedly connected with fixed plate (502), fixed plate (502) rear end fixedly connected with seals piece (503), the fixed frame (504) of sealed piece (503) rear end middle part fixedly connected with filter screen, the fixed frame (504) inboard of filter screen is through bolt fixedly connected with filter screen (505), fixed plate (502) rear end outside through the bolt respectively with module (2) and module two (3) fixed connection.

2. The melt blown fabric extruder nozzle assembly and method of using the same as claimed in claim 1, wherein: the utility model discloses a module, including module one (2), module two (3), module one (2) lower extreme passes through bolt and module two (3) fixed connection, feed liquor groove (201) have been seted up to module one (2) inside, the feed liquor groove (201) outside is equipped with cushion chamber (202), the cushion chamber (202) outside is equipped with filter-tank (203), filter-tank (203) inboard is equipped with the fixed frame of filter screen (504).

3. The melt blown fabric extruder nozzle assembly and method of using the same as claimed in claim 1, wherein: the utility model discloses a spinning jet, including module two (3), module two (3) lower extreme, module three (4) fixed connection, heating chamber (301) have been seted up to module two (3) front end, heating chamber (301) inboard fixedly connected with heating pipe (302), connection chamber (303) have been seted up at module two (3) upper end middle part, it has seted up spout silk chamber (304) to connect chamber (303) downside, terminal surface middle part is the inclined plane setting under module two (3), and gapped air cavity (305) are seted up to the bottom on inclined plane.

4. The melt blown fabric extruder nozzle assembly and method of using the same as claimed in claim 3, wherein: the spinning cavity (304) is arranged in an inverted cone shape, a module mounting hole (306) is formed in the lower end of the spinning cavity (304), an extrusion module (307) is arranged on the inner side of the module mounting hole (306), and the extrusion module (307) is arranged in a hollow cylindrical shape.

5. The melt blown fabric extruder nozzle assembly and method of using the same as claimed in claim 1, wherein: the front end of the third module (4) is fixedly connected with an air inlet (401), an air inlet cavity (402) is formed in the rear side of the air inlet (401), a plurality of air inlets (403) are uniformly formed in the inner side of the air inlet cavity (402), and the air inlets (403) are communicated with the gap air cavity (305).

6. The melt blown fabric extruder nozzle assembly and method of using the same as claimed in claim 1, wherein: the number of the third modules (4) is 2, the third modules (4) are symmetrically distributed on the left side and the right side of the lower end of the second module (3), and spinning gaps (6) are formed between the third modules (4) and the second module (3).