CN210229371U - Filter cloth with weaving structure - Google Patents

Abstract

The utility model discloses a filtering cloth with a weaving structure, which comprises a fabric body; the fabric body comprises a weaving and filtering inner layer and a weaving and filtering surface layer; the weaving filtering inner layer and the weaving filtering surface layer are of a sandwich structure, and the weaving filtering surface layer is compounded on two surfaces of the weaving filtering inner layer; the weaving filter surface layer is formed by weaving a warp mountain twill weave by taking the filter core-spun yarn as warp and weft yarns; the filter core-spun yarn comprises a core fiber bundle and a wrapping fiber layer; the weaving and filtering inner layer is formed by weaving carbon fiber yarns by adopting plain weave; the carbon fiber yarn is formed by twisting and stranding a plurality of carbon fiber monofilaments; the weaving filtering inner layer and the weaving filtering surface layer are combined by fine denier nylon yarn sewing. The utility model discloses a weaving structure, it is little to strain, and structural strength is good, and pressure resistance is good, and filtration efficiency is high, and the clearance of being convenient for can use repeatedly, long service life, with low costs, excellent in use effect.

Description

Filter cloth with weaving structure

Technical Field

The utility model relates to a textile fabric field, in particular to weave structure and filter cloth.

Background

Environmental problems have attracted attention since 2013, and the focus has been on the problem of urban water pollution. With the continuous acceleration of the urbanization process, human activities bring serious influence on water resources, the urban river pollution is treated, and the urban underground water is in need of cleaning. The problem of water pollution exists all the time, and the work of water treatment is not stopped at all. The quality of the existing water filtering equipment is often determined by the quality of the material of the filtering element. The existing filter element adopts the matching of filter cloth to realize the filtering effect except the active carbon adsorption material.

The traditional filtering cloth mostly adopts a non-woven structure, such as non-woven fabric or melt-blown non-woven fabric, which has the defect of large filtering resistance, if a small pressure drop is to be maintained, the filtering efficiency is sacrificed, if a high filtering efficiency is to be realized, the superfine fiber is usually thickened or mixed, so that the pressure drop is obviously improved, in addition, the non-woven filtering cloth has poor mechanical property, is difficult to clean, needs to be frequently replaced, and finally leads to the increase of the use cost.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model provides a weaving structure filters filter cloth adopts three-layer composite structure, weaves through plain structure and filters the inlayer and through the weaving filter surface layer cooperateing of chevron twill structure, has solved current non-woven structure filter cloth and has strained greatly, and filtration efficiency is low, and mechanical properties is relatively poor, clears up the difficulty, needs frequent change, problem that use cost is high.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: a filtering cloth with a weaving structure comprises a fabric body; the fabric body comprises a weaving and filtering inner layer and a weaving and filtering surface layer; the weaving filtering inner layer and the weaving filtering surface layer are of a sandwich structure, and the weaving filtering surface layer is compounded on two surfaces of the weaving filtering inner layer; the weaving filter surface layer is formed by weaving warp pointed twill weave by taking filter core-spun yarns as warp yarns and weft yarns; the filter core-spun yarn comprises a core fiber bundle and a wrapping fiber layer; the core fiber bundle is formed by stranding polyester filament yarns with special-shaped sections; the wrapping fiber layer is formed by spirally wrapping polypropylene staple fibers outside the core fiber bundle; the weaving and filtering inner layer is formed by weaving carbon fiber yarns by adopting plain weave; the carbon fiber yarn is formed by twisting and stranding a plurality of carbon fiber monofilaments; the weaving filtering inner layer and the weaving filtering surface layer are combined by fine denier nylon yarn sewing.

As a preferred scheme of the utility model, the warp density of the weaving filter surface layer is 280-300 pieces/10 cm; the weft density of the weaving filter surface layer is 65-80 pieces/10 cm.

As a preferred scheme of the utility model, the filtration covering yarn is 16.8-21.6 tex.

As an optimized proposal of the utility model, the radial section of the polyester filament with the special-shaped section is one of a triangle, a trefoil and a hexalobal.

As a preferred embodiment of the present invention, the core fiber bundle is a straight core structure without twisting.

Preferably, the carbon fiber yarn is formed by twisting and stranding 500-1200 carbon fiber monofilaments.

Preferably, the carbon fiber monofilaments have a diameter of 5 to 8 μm.

Preferably, the warp density of the woven filter inner layer is 460 pieces/10 cm, and the weft density of the woven filter inner layer is 380 pieces/10 cm.

Through the technical scheme, the utility model discloses technical scheme's beneficial effect is: the utility model adopts a three-layer composite structure, the weaving and filtering surface layer is formed by weaving through the mountain-shaped twill weave, the structure stability is good, the anti-stretching performance is good, the particle interception effect is good, the filter cake stripping performance is good, the pore blockage is less, the filtering efficiency is high, and the filter cake stripping performance is good, so that the high-pressure filtering operation environment can be adapted; the weaving filter surface layer adopts the filter core-spun yarn, the polypropylene staple fiber forms the wrapping fiber layer, the surface of the yarn is smooth and does not absorb moisture, the filter performance is stable, the filter precision is good, the corrosion resistance is good, the special-shaped cross section polyester filament forms the core fiber bundle, the moisture conductivity is good, and the filter efficiency can be effectively improved; weaving and filtering the inlayer and adopting plain weave to weave, structural strength is good, and pore stability is good, and filter fineness is high, because through weaving the filtration of filtering the surface course, weaving and filtering the inlayer and be difficult for blockking up, can support weaving the filtering surface course simultaneously, avoids weaving the filtering surface course and appears warping, and carbon fiber yarn adopts superfine carbon fiber monofilament twisting and stranding, and tensile strength is high, can effectively improve filter fineness, excellent in use effect. The utility model discloses a weaving structure, it is little to strain, and structural strength is good, and pressure resistance is good, and filtration efficiency is high, and the clearance of being convenient for can use repeatedly, long service life, with low costs, excellent in use effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

The corresponding part names indicated by the numbers and letters in the drawings:

1. weaving the inner filtering layer 2 and weaving the filtering surface layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

With reference to fig. 1, the utility model discloses a filter cloth with weaving structure for water filtration operation, which comprises a fabric body. The fabric body comprises a weaving and filtering inner layer 1 and a weaving and filtering surface layer 2. Weaving and filtering inlayer 1 and weaving filtering surface layer 2 and be sandwich structure, weaving filtering surface layer 2 complex is weaving the both sides of filtering inlayer 1. The weaving filter surface layer 2 is formed by weaving warp mountain twill weave by using filter core-spun yarns as warp yarns and weft yarns. The filter core-spun yarn includes a core fiber bundle and a wrapping fiber layer. The core fiber bundle is formed by stranding polyester filament yarns with special-shaped sections. The wrapping fiber layer is formed by spirally wrapping polypropylene staple fibers outside the core fiber bundle. The filtering core-spun yarn can be spun by adopting an electrostatic spinning process or an eddy-current spinning process, and is preferably spun by adopting the eddy-current spinning process, so that the hairiness is less, and the fineness and the stability of the yarn are good. The weaving and filtering inner layer 1 is formed by weaving carbon fiber yarns by adopting plain weave. The carbon fiber yarn is formed by twisting and stranding a plurality of carbon fiber monofilaments. The carbon fiber yarn can be formed by twisting and stranding 500-1200 carbon fiber monofilaments. The diameter of the carbon fiber monofilament is 5-8 μm. The weaving filtering inner layer 1 and the weaving filtering surface layer 2 are combined by fine denier nylon yarn sewing.

The weaving filtering surface layer 2 and the weaving filtering inner layer 1 adopt gradient filtering, the filtering precision of the weaving filtering surface layer 2 is smaller than that of the weaving filtering inner layer 1, and preferably, the warp density of the weaving filtering surface layer 2 is 280-300 pieces/10 cm; the weft density of the weaving filter surface layer 2 is 65-80 pieces/10 cm. The warp density of the weaving filtering inner layer 1 is 420-460/10 cm, and the weft density of the weaving filtering inner layer 1 is 380-425/10 cm.

In order to provide a moderate filtering effect of the woven filter face layer 2, the filter core yarn is 16.8-21.6 tex.

In order to ensure the moisture-conducting performance of the filtering core-spun yarn, the radial section of the polyester filament with the special-shaped section is one of a triangle, a trefoil and a hexalobal. The core fiber bundle is in a straight core structure without twisting.

Through the above-mentioned specific embodiment, the beneficial effects of the utility model are that: the utility model adopts a three-layer composite structure, the weaving filtering surface layer 2 is formed by weaving through a mountain-shaped twill structure, the structure stability is good, the anti-stretching performance is good, the particle interception effect is good, the structure is more plain texture, the pore blockage is less, the filtering efficiency is high, the filter cake stripping performance is good, and the high-pressure filtering operation environment can be adapted; the weaving filter surface layer 2 adopts the filter core-spun yarn, the polypropylene staple fiber forms the wrapping fiber layer, the surface of the yarn is smooth and does not absorb moisture, the filter performance is stable, the filter precision is good, the corrosion resistance is good, the special-shaped cross section polyester filament forms the core fiber bundle, the moisture conductivity is good, and the filter efficiency can be effectively improved; weaving and filtering inlayer 1 and adopting plain weave to weave, structural strength is good, and pore stability is good, and filter fineness is high, owing to through weaving the filtration of filtering surface layer 2, weaving and filtering inlayer 1 is difficult for blockking up, can support weaving filtering surface layer 2 simultaneously, avoids weaving filtering surface layer 2 and appears warping, and carbon fiber yarn adopts superfine carbon fiber monofilament twisting and stranding, and tensile strength is high, can effectively improve filter fineness, excellent in use effect. The utility model discloses a weaving structure, it is little to strain, and structural strength is good, and pressure resistance is good, and filtration efficiency is high, and the clearance of being convenient for can use repeatedly, long service life, with low costs, excellent in use effect.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. A filtering cloth with a weaving structure is characterized by comprising a fabric body; the fabric body comprises a weaving and filtering inner layer and a weaving and filtering surface layer; the weaving filtering inner layer and the weaving filtering surface layer are of a sandwich structure, and the weaving filtering surface layer is compounded on two surfaces of the weaving filtering inner layer; the weaving filter surface layer is formed by weaving warp pointed twill weave by taking filter core-spun yarns as warp yarns and weft yarns; the filter core-spun yarn comprises a core fiber bundle and a wrapping fiber layer; the core fiber bundle is formed by stranding polyester filament yarns with special-shaped sections; the wrapping fiber layer is formed by spirally wrapping polypropylene staple fibers outside the core fiber bundle; the weaving and filtering inner layer is formed by weaving carbon fiber yarns by adopting plain weave; the carbon fiber yarn is formed by twisting and stranding a plurality of carbon fiber monofilaments; the weaving filtering inner layer and the weaving filtering surface layer are combined by fine denier nylon yarn sewing.

2. The woven filter cloth of claim 1, wherein the woven filter facing has a warp density of 280-300/10 cm; the weft density of the weaving filter surface layer is 65-80 pieces/10 cm.

3. The woven structure filter cloth of claim 2, wherein the filter core yarn is 16.8-21.6 tex.

4. The woven structure filter cloth according to claim 3, wherein the profiled cross-section polyester filaments have a radial cross-section of one of a triangular shape, a trilobal shape, and a hexalobal shape.

5. The woven structure filter cloth of claim 3, wherein the core fiber bundle is of a straight core structure without twisting.

6. The woven filter cloth of claim 3, wherein the carbon fiber yarns are formed by twisting and plying 500-1200 carbon fiber monofilaments.

7. The woven filter cloth of claim 6, wherein the carbon fiber monofilaments have a diameter of 5-8 μm.

8. The woven filter cloth according to claim 6, wherein the warp density of the woven filter inner layer is 460 pieces/10 cm, and the weft density of the woven filter inner layer is 380 pieces/10 cm.

Images