CN212242503U

CN212242503U - Composite PTFE base cloth for steel desulfurization and degreasing

Info

Publication number: CN212242503U
Application number: CN202020728264.XU
Authority: CN
Inventors: 蔡环
Original assignee: Jiangsu Fengxinyuan Environmental Protection Group Co ltd
Current assignee: Jiangsu Fengxinyuan Environmental Protection Group Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-12-29
Anticipated expiration: 2030-05-07

Abstract

The utility model discloses a compound PTFE base cloth for steel desulfurization degreasing belongs to compound PTFE base cloth technical field, including the complex body, the complex body includes base cloth layer, precoat, the base cloth layer is located the top of precoat, the base cloth layer is artificial leather base cloth, the utility model relates to a compound PTFE base cloth for steel desulfurization degreasing, through adopting the biax to weave the synthetic leather base cloth in the base cloth layer, and biax is woven and is respectively in one deck through long filament, latitude long filament, and warp, weft are woven together through the mode of binding, make synthetic leather base cloth have fast like this, the base cloth is thin, the intensity of tensile tearing is higher characteristics; the fabric layer is divided into the first fabric layer, the second fabric layer and the PTFE film, the first fabric layer is made of polyester fabric, the second fabric layer is made of nylon fabric, and oil-repellent hydrophilic component resin is coated on the PTFE film, so that the composite has the characteristics of light and thin hand feeling, good wear resistance, good waterproofness, good air permeability and long durability.

Description

Composite PTFE base cloth for steel desulfurization and degreasing

Technical Field

The utility model relates to a compound PTFE base cloth technical field, in particular to compound PTFE base cloth is used in steel and iron desulfurization degrease.

Background

The steel desulfurization refers to a process for reducing the sulfur content in molten iron or molten steel in the steel smelting production process; the application disciplines are as follows: materials science and technology (first-class discipline); metallic materials (secondary disciplines); ferrous materials (secondary disciplines); steel material production technology (secondary discipline).

The conventional apparatus has the following disadvantages:

at present, the composite PTFE base cloth used based on steel desulfurization and degreasing has certain requirements on tear strength, water resistance and wear resistance, the existing base cloth is woven by utilizing the traditional process of weaving and is formed by interweaving warps and wefts up and down, so that the tensile strength, the tear strength and the crack resistance of the base cloth are not high, and the existing fabric layers are double-layer, so that the effects of water resistance, wear resistance, durability and air permeability are not good, and the composite PTFE base cloth for steel desulfurization and degreasing is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compound PTFE base cloth is used in steel desulfurization degrease, compound PTFE base cloth based on steel desulfurization degrease that proposes in solving above-mentioned background art uses has certain requirement to its tear strength, water proofness, wearability, and current base cloth utilizes traditional technology, it is by warp, the woof interweaves from top to bottom forms, make its tensile like this, resist tearing, anti intensity of splitting is not high, and current precoat all is double-deck, make the water proofness like this, wearability, durability, the gas permeability effect is not good, so just need such a problem of compound PTFE base cloth is used in steel desulfurization degrease.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a steel desulfurization is compound PTFE base fabric for degrease, includes the complex body, the complex body includes base cloth layer, precoat, the base cloth layer is located the top of precoat, the base cloth layer is artificial leather base cloth, the precoat divide into first precoat, PTFE film, second precoat, first precoat is located the top of second precoat, and the PTFE film is located between the inboard of first precoat, second precoat simultaneously, first precoat, PTFE film, second precoat warp knit net cloth laminating form, first precoat is polyester fabric, second precoat is nylon fabric.

As an optimized technical scheme of the utility model, the synthetic leather base cloth in the base cloth layer is biaxial warp knitting base cloth.

As an optimized technical proposal of the utility model, the thickness of the base cloth is between 30mm and 50mm, and the length and the width of the base cloth layer are the same as those of the fabric layer.

As a preferred technical scheme of the utility model, the thickness of PTFE film is located between 30-50 μm, the thickness of first precoat, second precoat all is located between 20mm-40mm, and length, the width of PTFE film all are the same with the length, the width of first precoat, second precoat simultaneously.

As a preferred technical scheme of the utility model, the PTFE film is coated with oil-repellent hydrophilic component resin.

As a preferred technical scheme of the utility model, the thickness of the complex body is between 70mm-140 mm.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a compound PTFE base cloth for steel desulfurization degreasing, which is formed by weaving the artificial leather base cloth in the base cloth layer in a biaxial way, wherein the biaxial weaving is that the warp and the weft are respectively woven together in one layer in a binding way through the long filaments and the weft filaments, so that the artificial leather base cloth has the characteristics of high speed, thin base cloth and higher tensile tearing strength; the fabric layer is divided into the first fabric layer, the second fabric layer and the PTFE film, the first fabric layer is made of polyester fabric, the second fabric layer is made of nylon fabric, and oil-repellent hydrophilic component resin is coated on the PTFE film, so that the composite has the characteristics of light and thin hand feeling, good wear resistance, good waterproofness, good air permeability and long durability.

Drawings

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

FIG. 2 is a schematic view of the structure of the fabric layer of the present invention;

FIG. 3 is a schematic view showing the connection structure of the PTFE film and the oil-repellent hydrophilic component resin of the present invention.

In the figure: 1. a base cloth layer; 2. a fabric layer; 22. a first fabric layer; 23. a PTFE film; 24. a second fabric layer; 3. a composite; 4. an oil-repellent hydrophilic component resin.

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 work belong to the protection scope of the present invention.

Please refer to fig. 1-3, the utility model provides a steel desulfurization is compound PTFE base fabric for degrease, including complex body 3, complex body 3 includes base cloth layer 1, precoat 2, base cloth layer 1 is located precoat 2's top, base cloth layer 1 is artificial leather base fabric, precoat 2 divide into first precoat 22, PTFE film 23, second precoat 24, first precoat 22 is located second precoat 24's top, PTFE film 23 is located first precoat 22 simultaneously, between second precoat 24's the inboard, first precoat 22, PTFE film 23, second precoat 24 is formed through the laminating of net cloth, first precoat 22 is dacron, second precoat 24 is nylon fabric.

The artificial leather base cloth in the base cloth layer 1 is biaxial warp-knitted base cloth, warp filaments and weft filaments are respectively in one layer in biaxial knitting, and warp and weft are knitted together in a binding mode, so that the artificial leather base cloth has the characteristics of high speed, thin base cloth and higher tensile tearing strength.

The thickness of the base cloth layer 1 is 30mm-50mm, and the length and the width of the base cloth layer 1 are the same as those of the fabric layer 2.

The thickness of the PTFE film 23 is between 30 and 50 mu m, the thickness of the first fabric layer 22 and the thickness of the second fabric layer 24 are both between 20 and 40mm, and the length and the width of the PTFE film 23 are both the same as those of the first fabric layer 22 and the second fabric layer 24.

The PTFE film 23 is coated with the oil-repellent hydrophilic component resin 4, which can have a long water-and moisture-permeable effect.

The thickness of the composite body 3 is between 70mm and 140 mm.

When the composite PTFE base cloth is used, the artificial leather base cloth in the base cloth layer 1 is formed by biaxial warp knitting, warp yarns and weft yarns are respectively in one layer by biaxial knitting, and the warp yarns and the weft yarns are knitted together by binding, so that the artificial leather base cloth has the characteristics of high speed, thin base cloth and higher tensile tearing strength; by dividing the fabric layer 2 into a first fabric layer 22, a second fabric layer 24 and a PTFE film 23, the first fabric layer 22 is a polyester fabric, the second fabric layer 24 is a nylon fabric, and the PTFE film 23 is coated with the oil-repellent hydrophilic component resin 4, so that the composite body 3 has the characteristics of light and thin hand feeling, good wear resistance, good water resistance, good air permeability and long durability.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. The utility model provides a steel desulfurization is compound PTFE base cloth for degrease, includes complex body (3), its characterized in that: complex body (3) are including base cloth layer (1), precoat (2), base cloth layer (1) is located the top of precoat (2), base cloth layer (1) is artificial leather base cloth, precoat (2) divide into first precoat (22), PTFE film (23), second precoat (24), first precoat (22) are located the top of second precoat (24), and PTFE film (23) are located between the inboard of first precoat (22), second precoat (24) simultaneously, first precoat (22), PTFE film (23), second precoat (24) are through the mesh fabric laminating and form, first precoat (22) are polyester fabric, second precoat (24) are nylon fabric.

2. The composite PTFE base fabric for steel desulfurization and degreasing as recited in claim 1, wherein: the artificial leather base cloth in the base cloth layer (1) is biaxial warp-knitted base cloth.

3. The composite PTFE base fabric for steel desulfurization and degreasing as recited in claim 1, wherein: the thickness of the base fabric layer (1) is 30-50 mm, and the length and the width of the base fabric layer (1) are the same as those of the fabric layer (2).

4. The composite PTFE base fabric for steel desulfurization and degreasing as recited in claim 1, wherein: the thickness of the PTFE film (23) is 30-50 mu m, the thickness of the first fabric layer (22) and the thickness of the second fabric layer (24) are both 20-40 mm, and the length and the width of the PTFE film (23) are both the same as those of the first fabric layer (22) and the second fabric layer (24).

5. The composite PTFE base fabric for steel desulfurization and degreasing as recited in claim 1, wherein: the PTFE film (23) is coated with an oil-repellent hydrophilic component resin (4).

6. The composite PTFE base fabric for steel desulfurization and degreasing as recited in claim 1, wherein: the thickness of the composite body (3) is between 70mm and 140 mm.