CN216514275U

CN216514275U - Spinning box for high-strength polyester industrial yarn

Info

Publication number: CN216514275U
Application number: CN202123447783.2U
Authority: CN
Inventors: 何海潮; 熊文付; 郭宏伟; 蒋二祥; 陈庆龙
Original assignee: Suzhou Jinwei Chemical Fiber Equipment Co ltd
Current assignee: Suzhou Jinwei Chemical Fiber Equipment Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-13
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a high-strength spinning box for polyester industrial yarns, which comprises a box shell, a static mixer, a melt distribution unit and a plurality of spinning components, wherein the melt distribution unit comprises two first melt distribution pipes, two second melt distribution pipes connected to the output ends of the first melt distribution pipes and a metering pump connected to the output end of each second melt distribution pipe, the metering pump comprises a metering pump transition plate, a metering pump distribution plate and at least two metering pump rear melt pipes, the metering pump transition plate is fixed with the metering pump distribution plate, a first through hole penetrating through the upper surface and the lower surface of the metering pump distribution plate is arranged on the metering pump distribution plate, the input end of the metering pump rear melt pipe extends into the first through hole and is welded with the upper surface of the metering pump distribution plate, and each metering pump rear melt pipe is connected with one spinning component. According to the utility model, through penetration welding of the metering pump rear melt pipe and the metering pump distribution plate, a welding gap is reduced, melt residue is avoided, and the spinning end breakage rate is reduced.

Description

Spinning box for high-strength polyester industrial yarn

Technical Field

The utility model relates to the technical field of industrial spinning, in particular to a spinning box for high-strength polyester industrial yarns.

Background

In the prior art, as shown in fig. 1, the spinning box for industrial yarns comprises a box shell 1, a metering pump 2 and a spinning assembly 3 which are arranged in the box shell 1, the metering pump 2 comprises a metering pump transition plate 21, a metering pump distribution plate 22 and a metering pump rear solution pipe 23, the metering pump transition plate 21 is fixed with the metering pump distribution plate 22, the metering pump distribution plate 22 is provided with a first through hole 221, the lower end of the first through hole 1221 is formed with a step type installation groove 222, the metering pump rear solution pipe 23 is fixed in the step type installation groove 222 by welding, that is, by adopting the sink-and-insert welding, the existing defects are that: a gap is reserved between the butt joint interface of the melt pipe 23 and the metering pump distributing plate 22 behind the metering pump, and after the melt flows through the gap, the melt is remained for a long time, and the melt is carbonized to generate broken filaments, so that filament breakage is easily caused.

Therefore, it is required to provide a spinning beam for high strength polyester industrial yarn to overcome the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that a gap exists between a butt joint interface of a rear solution pipe of an existing metering pump and a distribution plate of the metering pump, and a residue exists after a solution flows through the spinning box for high-strength polyester industrial yarns.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a spinning box for high strength polyester industrial yarn, includes the case shell, sets up static mixer on the case shell, with melt distribution unit and a plurality of spinning subassembly that static mixer is connected, melt distribution unit is including connecting two first melt distribution pipes of static mixer output, connect every two second melt distribution pipes of first melt distribution pipe output, connect every the measuring pump of second melt distribution pipe output, the measuring pump includes that the measuring pump passes the cab apron, sets up in measuring pump break plate and two at least way measuring pump after-melt pipe of cab apron, the measuring pump pass the cab apron with the fixed break plate of measuring pump, be equipped with the first through-hole that runs through its upper and lower surface on the measuring pump break plate, behind the measuring pump after-melt pipe transmission end go deep into in the first through-hole and with the upper surface welding of break plate, and a melt pipe behind each metering pump is connected with one spinning assembly.

The spinning assembly comprises a melt feeding plate, a second through hole penetrating through the upper surface and the lower surface of the melt feeding plate is formed in the melt feeding plate, and the output end of the solution pipe behind the metering pump extends into the second through hole and is welded with the lower surface of the melt feeding plate.

The two sides of the box shell are provided with exhaust holes, the two exhaust holes are connected with two heat medium exhaust pipes, the two heat medium exhaust pipes are connected with a main exhaust pipe through a three-way joint, a sleeve is arranged outside the static mixer, the inner wall of the sleeve and the outer wall of the static mixer form a cavity in a surrounding mode, and the output end of the main exhaust pipe is connected with the cavity.

The input of static mixer is connected with the fuse-element input tube, be equipped with the fuse-element trip valve on the fuse-element input tube.

The static mixer outputs the melt outwards through a pipeline, the pipeline is connected with the two first melt distribution pipes through tee joints, and each first melt distribution pipe is connected with the two second melt distribution pipes through tee joints.

The heating medium inlet pipe is used for introducing a heating medium into the box shell, and the heating medium inlet pipe and the heating medium return pipe are welded and fixed with the box shell.

The upper portion of the vertical tangent plane of case shell is square, the lower part of the vertical tangent plane of case shell is arc, heat medium intake pipe slope install in the lower part of case shell, the axis extension line of heat medium intake pipe passes the centre of a circle of lower part, heat medium back flow horizontal installation in the bottom of case shell.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that: through the penetration welding of the melt pipe and the metering pump distributing plate behind the metering pump, the welding gap is reduced, the melt residue is avoided, the broken filaments are reduced, and the spinning end breakage rate is reduced.

Drawings

FIG. 1 is a schematic view of a spinning box for high-strength polyester industrial yarns in the prior art;

FIG. 2 is a schematic view of an industrial manifold of the present invention;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a vertical sectional view of FIG. 2;

FIG. 5 is a connection diagram of an industrial manifold and melt shut-off valve of the present invention.

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.

Referring to fig. 2 to 5, the present invention is a spinning manifold for high strength polyester industrial yarn, comprising a housing 1, a static mixer 2 disposed on the housing 1, a melt distribution unit 3 connected to the static mixer 2, and a plurality of spinning modules 4.

Referring to fig. 4, the upper part 11 of the vertical section of the box shell 1 is square, the lower part 12 of the vertical section of the box shell 1 is arc-shaped, and the bottom surface of the box shell 1 is a plane, so that the spinning cooling component can be conveniently butted with the spinning cooling component in the subsequent process. The box shell 1 is connected with a heat medium air inlet pipe 5 and a heat medium return pipe 6, and the heat medium air inlet pipe 5 is used for introducing a heat medium into the box shell 1 to heat the melt distribution unit 3 and the spinning component 4 in the box shell 1. The heating medium air inlet pipe 5 and the heating medium return pipe 6 are welded and fixed with the box shell 1, biphenyl is adopted as the heating medium, the gaseous biphenyl is introduced into the box shell 1 through the heating medium air inlet pipe 5, the gaseous biphenyl heats the melt distribution unit 3 and the spinning component 4 in the box shell 1 through heat exchange, the biphenyl after heat exchange becomes liquid, and the biphenyl flows out of the box shell 1 through the heating medium return pipe 6.

In this embodiment, the heat medium inlet pipe 5 is obliquely installed at the lower part 12 of the box housing 1, the extension line of the axis of the heat medium inlet pipe 5 passes through the center of the circle of the lower part 12, and the heat medium return pipe 6 is horizontally installed at the bottom end of the box housing 3.

Referring to fig. 3, the two sides of the box shell 1 are provided with exhaust holes 13, the two exhaust holes 13 are connected with two heat medium exhaust pipes 801, the two heat medium exhaust pipes 801 are connected with a main exhaust pipe 802 through a three-way joint, referring to fig. 2, a sleeve 21 is arranged outside the static mixer 2, the inner wall of the sleeve 21 and the outer wall of the static mixer 2 enclose a cavity 22, the output end of the main exhaust pipe 802 is connected with the cavity 22, and the exhaust gas is discharged to the tail gas collecting tank through the cavity 22. So, improve the biphenyl cycle gas fluidness in case shell 1, the temperature in case shell 1 is more even.

Referring to fig. 5, static mixer 2 is used for carrying out the misce bene to the fuse-element, static mixer 2's input is connected with fuse-element input tube 9, be equipped with fuse-element trip valve 10 on the fuse-element input tube 9, because many spinning boxes are connected through a plurality of fuse-element input tubes 9 to fuse-element extrusion device's output, measuring pump 33 when single spinning box breaks down, leak thick liquid if measuring pump 33 appears, fuse-element trip valve 10 can open and stop single spinning box, overhaul, do not influence the work of other spinning box work, need not all to shut down, the fuse-element that produces when reducing the shut down is extravagant.

Referring to FIG. 3, the melt distribution unit 3 includes two first melt distribution pipes 31 connected to the output of the static mixer 2, two second melt distribution pipes 32 connected to the output of each first melt distribution pipe 31, and a metering pump 33 connected to the output of each second melt distribution pipe 32.

Referring to fig. 2, the static mixer 2 outputs the melt outwards through a pipe 23, the pipe 23 is connected to two first melt distribution pipes 31 through a tee 30, and each first melt distribution pipe 31 is connected to two second melt distribution pipes 32 through a tee 30.

Referring to fig. 4, the metering pump 33 includes a metering pump transition plate 331, a metering pump distribution plate 332 disposed below the metering pump transition plate 331, and at least two metering pump rear solution pipes 333, the metering pump transition plate 331 is fixed to the metering pump distribution plate 332, the metering pump distribution plate 332 is provided with a first through hole 3321 penetrating through the upper and lower surfaces thereof, the input end of the metering pump rear solution pipe 333 extends into the first through hole 3321 and is welded to the upper surface of the metering pump distribution plate 332, through welding of the metering pump rear solution pipe 333 to the metering pump distribution plate 332 is realized, welding gaps are reduced, melt residues are avoided, fuzz is reduced, and the spinning end breakage rate is reduced.

In this embodiment, the metering pump 33 is connected to the two spinning assemblies 4 through the two-way metering pump rear melt pipe 333.

Referring to fig. 4, the spinning assembly 4 includes a melt feeding plate 41, the melt feeding plate 41 is provided with a second through hole 411 penetrating through the upper and lower surfaces of the melt feeding plate 41, and the output end of the melt pipe 3 after the metering pump extends into the second through hole 411 and is welded with the lower surface of the melt feeding plate 41, that is, penetration welding is realized.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a spinning box for high strength polyester industrial yarn, its characterized in that, including the case shell, set up static mixer on the case shell, with melt distribution unit and a plurality of spinning subassembly that static mixer is connected, melt distribution unit is including connecting two first melt distribution pipes at static mixer output, connecting at every two second melt distribution pipes of first melt distribution pipe output, connect at every the measuring pump of second melt distribution pipe output, the measuring pump includes that the measuring pump crosses the cab apron, sets up in measuring pump distributing plate and two at least ways of measuring pump after melt pipe, the measuring pump crosses the cab apron with the measuring pump distributing plate is fixed, be equipped with the first through-hole that runs through its upper and lower surface on the measuring pump distributing plate, the measuring pump after melt pipe input end go deep into in the first through-hole and with the upper surface welding of distributing plate, and a melt pipe behind each metering pump is connected with one spinning assembly.

2. The spinning manifold for the high-strength polyester industrial yarns as claimed in claim 1, wherein the spinning assembly comprises a melt feeding plate, the melt feeding plate is provided with a second through hole penetrating through the upper surface and the lower surface of the melt feeding plate, and the output end of the rear solution pipe of the metering pump penetrates into the second through hole and is welded with the lower surface of the melt feeding plate.

3. The high-strength polyester industrial yarn spinning box as claimed in claim 1 or 2, wherein the two sides of the box shell are provided with exhaust holes, the two exhaust holes are connected with two heat medium exhaust pipes, the two heat medium exhaust pipes are connected with a main exhaust pipe through a tee joint, the static mixer is externally provided with a sleeve, the inner wall of the sleeve and the outer wall of the static mixer define a cavity, and the output end of the main exhaust pipe is connected with the cavity.

4. The spinning manifold for the high-strength polyester industrial yarns as claimed in claim 1, wherein the input end of the static mixer is connected with a melt input pipe, and the melt input pipe is provided with a melt stop valve.

5. The manifold of claim 4, wherein the static mixer outputs the melt outwardly through a pipe, the pipe is connected to two first melt distribution pipes through a tee joint, and each of the first melt distribution pipes is connected to two second melt distribution pipes through a tee joint.

6. The spinning box for the high-strength polyester industrial yarns as claimed in claim 1, wherein a heating medium inlet pipe and a heating medium return pipe are connected to the box shell, the heating medium inlet pipe is used for introducing heating medium into the box shell, and the heating medium inlet pipe and the heating medium return pipe are welded and fixed with the box shell.

7. The high-strength polyester industrial yarn spinning box according to claim 6, wherein the upper portion of the vertical section of the box casing is square, the lower portion of the vertical section of the box casing is arc-shaped, the heat medium inlet pipe is obliquely installed at the lower portion of the box casing, an axis extension line of the heat medium inlet pipe passes through a circle center of the lower portion, and the heat medium return pipe is horizontally installed at the bottom end of the box casing.