CN218932393U

CN218932393U - Colorful para-aramid spinning solution filtering device

Info

Publication number: CN218932393U
Application number: CN202320191593.9U
Authority: CN
Inventors: 于安军; 武强强
Original assignee: Afchina Corp Co ltd
Current assignee: Afchina Corp Co ltd
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-04-28
Anticipated expiration: 2033-02-13

Abstract

The utility model relates to a filtering device, in particular to a color para-aramid spinning solution filtering device, which comprises: the liquid inlet end is arranged in the middle of the top disc in a penetrating manner, a plurality of upper branch pipes are arranged at equal intervals on the outer side of the liquid inlet end, the lower end of the liquid inlet end is connected with the liquid outlet end through a connecting column, and a plurality of butt joint assemblies are arranged at equal intervals on the outer side of the liquid outlet end; the two ends of each filtering component are respectively matched and butted with the upper branch pipe and the butting component; the fixing assembly is arranged on the top disc and used for limiting and fixing the filter assembly, the filter assembly is arranged in a plugging and butt joint mode and is matched with the fixing assembly, the filter assembly can be effectively and stably installed, and compared with the prior art, when the filter assembly is blocked, a user can conveniently detach the filter assembly, so that the time required for maintenance is greatly reduced.

Description

Colorful para-aramid spinning solution filtering device

Technical Field

The utility model relates to a filtering device, in particular to a filtering device for color para-aramid spinning dope.

Background

The para-aramid fiber is a high-performance fiber, has excellent performances of high strength, high modulus, high temperature resistance, acid and alkali resistance, light weight and the like, has specific strength of 5-6 times of steel wires, specific modulus of 2-3 times of steel wires or glass fibers, toughness of 2 times of steel wires, and weight of only about 20% of steel wires, so that the para-aramid fiber has wide application in civil and national defense fields, and impurities or gel particles in melt or slurry are filtered by adopting a filter before spinning the para-aramid fiber. Concentrated sulfuric acid is adopted as a solvent for dissolving PPTA in the para-aramid spinning dope, the dope which is insufficiently dissolved by the PPTA and sulfuric acid can be agglomerated, once slurry is agglomerated, slurry pipelines are often blocked, so that production is influenced, even the service life of equipment is possibly influenced, therefore, the dope which is insufficiently dissolved by the PPTA and sulfuric acid is filtered out by using a filter, and simultaneously, large-particle dope blocks are filtered out, so that the dope is clean and particle-free, a spinneret plate is not blocked, and the ' para-aramid spinning dope filter ' disclosed by the Chinese utility model with publication number of CN115287770A ' comprises the following components: the stock solution entering device, a plurality of stock solution entry lateral lines with stock solution entering device intercommunication, a plurality of filter components with stock solution entry lateral line connection, set up the filter component entry three-way valve between filter component and stock solution entry lateral line, set up the first pressure detection device in filter component entrance, set up the second pressure detection device in filter component exit, a plurality of filter component exit is through filtering stock solution export pipeline and stock solution exit device intercommunication, filter component passes through filter component export three-way pipe with filtering stock solution export pipeline and is connected, set up filter component export three-way valve on the filter component export three-way pipe, the outside of stock solution entry lateral line, filter component, filtering stock solution export pipeline all sets up the heat preservation intermediate layer, set up temperature detection device in the heat preservation intermediate layer, be parallel relation "between a plurality of filter components, it is comparatively complicated to filter component's dismantlement when taking place to block up when using, adopts bolted connection between the part, uses rust for a long time to be difficult to dismantle, work efficiency when reducing the maintenance.

There is therefore a need for a color para-aramid dope filter device that ameliorates the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a color para-aramid spinning solution filtering device to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a color para-aramid spinning dope filtering device, comprising: the liquid inlet end is arranged in the middle of the top disc in a penetrating manner, a plurality of upper branch pipes are arranged at equal intervals on the outer side of the liquid inlet end, the lower end of the liquid inlet end is connected with the liquid outlet end through a connecting column, and a plurality of butt joint assemblies are arranged at equal intervals on the outer side of the liquid outlet end; the two ends of each filtering component are respectively matched and butted with the upper branch pipe and the butting component; the fixed subassembly, fixed subassembly sets up on the footwall and carries out spacing fixed to filter element, and the stoste is through feed liquor end feed liquor to enter into different filter element inside through last bleeder and filter, the stoste after the filtration enters into out the liquid end through the butt joint subassembly and discharges, and fixed subassembly's setting can carry out spacing fixed to filter element.

As a preferred aspect of the present utility model, the filter assembly includes: the upper filter piece is a hollow cylinder with an opening at the lower end, a round hole which is in butt joint with the upper branch pipe is formed in one side of the upper filter piece, a sealing piece is arranged in the round hole, a threaded cylinder is fixedly connected to the outer side of the lower end of the upper filter piece, and the inner side of the threaded cylinder is provided with the filter piece; the lower filter piece, lower filter piece is the crooked cavity cylinder of lower extreme, and lower filter piece's upper end and screw thread section of thick bamboo threaded connection, filter piece extend to lower filter piece inside, lower filter piece lower extreme and butt joint subassembly cooperation butt joint, go up filter piece and lower filter piece between for dismantling the design, can take out filter piece conveniently to filter piece in to clean wherein, the sealing member can seal junction.

As a preferable scheme of the utility model, a plurality of O-shaped rubber sealing rings are arranged in the sealing piece.

As a preferred aspect of the present utility model, the docking assembly includes: the connecting end, the connecting end extends limit fixed connection with the play liquid end outside, and is provided with down the bleeder between connecting end and the liquid end, the butt joint mouth inside of connecting end one side is provided with sealing washer subassembly, and the butt joint subassembly passes through the connecting end and dock with lower filter, and sealing washer subassembly seals junction.

As a preferable scheme of the utility model, the lower surface of the top plate is provided with a plurality of limit grooves, the upper end of the lower filter element is fixedly connected with a guide block, and the guide block is abutted against the fixed component.

As a preferable scheme of the utility model, each of the upper branch pipe and the connecting end is provided with a valve for controlling the flow of the stock solution, and the valve can be closed when maintenance blockage is carried out so as to avoid the outflow of the stock solution.

As the preferable scheme of the utility model, the inside of the liquid inlet end is provided with the flow dividing piece, the flow dividing piece is bowl-shaped with an opening at the lower end, a plurality of flow dividing holes are arranged on the side surface of the flow dividing piece in a penetrating way, and the arrangement of the flow dividing piece can divide stock solution and perform preliminary filtration on larger impurities.

Compared with the prior art, the utility model has the beneficial effects that:

the filter assembly is arranged in a plugging and butt joint mode, and the filter assembly can be effectively and stably installed through the matched use of the arranged fixing assembly, and compared with the prior art, when the filter assembly is blocked, a user can conveniently detach the filter assembly, so that the time required for maintenance is greatly reduced.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of the overall internal structure of the present utility model;

fig. 3 is an enlarged view of the utility model at a in fig. 2.

In the figure: the top plate 1, the liquid inlet end 2, the fixing component 3, the filtering component 4, the upper filtering piece 41, the guide block 411, the sealing piece 412, the threaded cylinder 413, the filtering piece 414, the lower filtering piece 42, the liquid outlet end 5, the connecting column 6, the limiting groove 7, the connecting end 8, the dividing piece 9, the upper branch pipe 10 and the lower branch pipe 11.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution:

referring to fig. 1, 2 and 3, a color para-aramid spinning dope filtering device includes a top plate 1, a liquid inlet end 2 is arranged in the middle of the top plate 1 in a penetrating manner, a plurality of upper branch pipes 10 are arranged at equal intervals outside the liquid inlet end 2, a liquid outlet end 5 is connected to the lower end of the liquid inlet end 2 through a connecting column 6, and a plurality of butt joint components are arranged at equal intervals outside the liquid outlet end 5; the two ends of each filter component are respectively matched and butted with the upper branch pipe 10 and the butting component; fixed subassembly 3, fixed subassembly 3 set up on footwall 1 and carry out spacing fixed to filter element, and the stoste is through feed liquor end 2 feed liquor to enter into different filter element inside through last bleeder 10 and filter, the stoste after the filtration enters into out liquid end 5 through the butt joint subassembly and discharges, and fixed subassembly 3's setting can carry out spacing fixed to filter element.

Referring to fig. 1, 2 and 3, the filter assembly includes: the upper filter 41, the upper filter 41 is a hollow cylinder with an opening at the lower end, a round hole which is in butt joint with the upper branch pipe 10 is formed in one side of the upper filter 41, a sealing element 412 is arranged in the round hole, a threaded cylinder 413 is fixedly connected to the outer side of the lower end of the upper filter 41, and a filter 414 is arranged on the inner side of the threaded cylinder 413; the lower filter piece 42, lower filter piece 42 is the crooked cavity cylinder of lower extreme, the upper end and the screw thread section of thick bamboo 413 threaded connection of lower filter piece 42, filter piece 414 extends to inside the filter piece 42 down, the lower extreme of filter piece 42 and the butt joint of butt joint subassembly cooperation butt joint down, the inside a plurality of O type rubber seal that is provided with of sealing member 412, go up filter piece 41 and lower filter piece 42 between for detachable design, can conveniently take out filter piece 414 to clean the filter material wherein, sealing member 412 can seal the junction.

Referring to fig. 1, 2 and 3, the docking assembly includes: the connecting end 8, the connecting end 8 and the outer side extension limit fixed connection of play liquid end 5, and be provided with down the bleeder 11 between connecting end 8 and the liquid end 5, the butt joint mouth inside of connecting end 8 one side is provided with the sealing washer subassembly, and the butt joint subassembly passes through connecting end 8 and the butt joint of lower filter 42, and the sealing washer subassembly seals junction.

The lower surface of the top plate 1 is provided with a plurality of limit grooves 7, the upper end of the lower filter element 42 is fixedly connected with a guide block 411, and the guide block 411 is abutted against the fixed component 3.

Valves for controlling the flow of the stock solution are arranged on each upper branch pipe 10 and the connecting end 8, and the valves can be closed when maintenance blockage is carried out, so that the stock solution is prevented from flowing out.

The inside reposition of redundant personnel spare 9 that is provided with of feed liquor end 2, reposition of redundant personnel spare 9 are lower extreme open-ended bowl form, and the reposition of redundant personnel spare 9 side runs through and has offered a plurality of reposition of redundant personnel holes, and the setting of reposition of redundant personnel spare 9 can shunt the stoste to carry out preliminary filtration to great impurity.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a colored para-aramid spinning dope filter equipment which characterized in that includes:

the device comprises a top disc (1), wherein the middle part of the top disc (1) is provided with a liquid inlet end (2) in a penetrating way, a plurality of upper branch pipes (10) are arranged at equal intervals on the outer side of the liquid inlet end (2), the lower end of the liquid inlet end (2) is connected with a liquid outlet end (5) through a connecting column (6), and a plurality of butt joint assemblies are arranged at equal intervals on the outer side of the liquid outlet end (5);

the two ends of each filter component are respectively matched and butted with the upper branch pipe (10) and the butting component;

the fixing assembly (3), the fixing assembly (3) is arranged on the top disc (1) and is used for limiting and fixing the filtering assembly.

2. The color para-aramid spinning dope filtering device according to claim 1, wherein: the filter assembly includes:

the upper filter piece (41), the upper filter piece (41) is a hollow cylinder with an opening at the lower end, a round hole which is in butt joint with the upper branch pipe (10) is formed in one side of the upper filter piece (41), a sealing piece (412) is arranged in the round hole, a threaded cylinder (413) is fixedly connected to the outer side of the lower end of the upper filter piece (41), and a filter piece (414) is arranged on the inner side of the threaded cylinder (413);

the lower filter piece (42), lower filter piece (42) are the crooked cavity cylinder of lower extreme, and the upper end and the screw thread section of thick bamboo (413) threaded connection of lower filter piece (42), filter piece (414) extend to inside lower filter piece (42), and lower filter piece (42) lower extreme and butt joint subassembly cooperation butt joint.

3. The color para-aramid spinning dope filtering device according to claim 2, wherein:

and a plurality of O-shaped rubber sealing rings are arranged in the sealing piece (412).

4. The color para-aramid spinning dope filtering device according to claim 1, wherein: the docking assembly includes:

the connecting end (8), the extending side fixed connection in connecting end (8) and play liquid end (5) outside, and be provided with down branch pipe (11) between connecting end (8) and the liquid end (5), the inside sealing washer subassembly that is provided with of butt joint mouth of connecting end (8) one side.

5. The color para-aramid spinning dope filtering device according to claim 2, wherein:

a plurality of limit grooves (7) are formed in the lower surface of the top disc (1), a guide block (411) is fixedly connected to the upper end of the lower filter element (42), and the guide block (411) abuts against the fixing assembly (3).

6. The color para-aramid spinning dope filtering device according to claim 1, wherein:

and valves for controlling the flow of the stock solution are arranged on each upper branch pipe (10) and the connecting end (8).

7. A color para-aramid spinning dope filtering device according to any one of claims 1 to 5, wherein:

the liquid inlet end (2) is internally provided with a flow dividing piece (9), the flow dividing piece (9) is bowl-shaped with an opening at the lower end, and a plurality of flow dividing holes are formed in the side face of the flow dividing piece (9) in a penetrating mode.