CN220429521U

CN220429521U - Antistatic needled felt

Info

Publication number: CN220429521U
Application number: CN202321846343.0U
Authority: CN
Inventors: 姜昊; 平淑静
Original assignee: Liaoning Tianshun Environmental Protection Engineering Co ltd
Current assignee: Liaoning Tianshun Environmental Protection Engineering Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-02-02
Anticipated expiration: 2033-07-13

Abstract

The utility model discloses an antistatic needled felt, which relates to the technical field of needled felt and comprises base cloth, wherein the top of the base cloth is provided with antistatic cloth, the top of the antistatic cloth is symmetrically provided with conducting strips, the conducting strips are sewed on the top of the antistatic cloth, the tops of the conducting strips are symmetrically provided with through holes, two groups of through holes are formed in total, the base cloth is made of glass fibers, the bottom of the base cloth is sewed with wear-resistant cloth, the wear-resistant cloth is woven by nylon wires, and when the base cloth is grounded, static electricity on a fabric can be discharged to the ground through the conducting fibers besides being neutralized due to corona discharge of the conducting fibers; when the electric blanket is not grounded, electricity is eliminated by means of weak corona discharge of the conductive fibers, meanwhile, the conductive plates are made of iron plates, the iron has good conductivity, and charges can be poured into the ground to be pinned by grounding the conductive plates, so that the antistatic performance of the needled felt is greatly improved.

Description

Antistatic needled felt

Technical Field

The utility model relates to the technical field of needled felts, in particular to an antistatic needled felt.

Background

At present, with the increasing importance of the national environmental protection and the increasing requirement of enterprises on the environmental protection, a plurality of technologies for dedusting and removing waste gas and the like appear, wherein a bag type dust collector is a typical representative. The filter bag in the bag type dust collector is generally made of needled felt, and the needled felt is a product which is manufactured by adopting a non-woven needled process, utilizing fine fiber cloth with staggered fiber arrangement and uniform gap distribution, and carrying out hot rolling, singeing or coating treatment.

In general, when industrial dust treatment is carried out, the dust collides with a filter bag to generate heat and generate static electricity, and when the dust concentration reaches a certain degree, if the dust is subjected to electrostatic discharge spark, explosion and fire are extremely easy to cause, and the existing needled felt in the market has poor antistatic effect.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an anti-static needled felt, which solves the problems that the existing needled felt can collide with a filter bag to generate heat and generate static electricity when industrial dust is treated, and when the dust concentration reaches a certain degree, explosion and fire are extremely easy to cause when the dust is subjected to electrostatic discharge spark, and the anti-static effect is poor.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an antistatic needled felt, includes the base cloth, base cloth top is equipped with antistatic cloth, antistatic cloth top symmetry installs the conducting strip, the conducting strip is sewed up at antistatic cloth's top, the through-hole has all been seted up to the symmetry at conducting strip top, two sets of through-holes have been seted up altogether.

Preferably, the base cloth is made of glass fiber, the wear-resistant cloth is sewn at the bottom of the base cloth, and the wear-resistant cloth is woven by nylon wires.

Preferably, a filter cloth is sewed at the top of the antistatic cloth, and the filter cloth comprises a first filter screen, antistatic threads and a second filter screen.

Preferably, the top of second filter screen is equipped with antistatic yarn, first filter screen is laid at the top of antistatic yarn, first filter screen and second filter screen are alternately laid.

Preferably, the top of the first filter screen is provided with a suture, and the first filter screen and the second filter screen are sutured through the suture.

The utility model provides an antistatic needled felt. The beneficial effects are as follows:

according to the needled felt, the antistatic performance of the needled felt can be further improved through the arrangement of the antistatic cloth and the conductive sheet, when the antistatic cloth is grounded, static electricity on the fabric can be discharged to the ground through the conductive fibers besides being neutralized due to corona discharge of the conductive fibers; when the electric blanket is not grounded, electricity is eliminated by means of weak corona discharge of the conductive fibers, meanwhile, the conductive plates are made of iron plates, the iron has good conductivity, and charges can be poured into the ground to be pinned by grounding the conductive plates, so that the antistatic performance of the needled felt is greatly improved.

Drawings

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

FIG. 2 is a schematic view of a filter cloth according to the present utility model;

fig. 3 is a schematic view of the structure of the conductive sheet of the present utility model.

In the figure, 1, a base fabric; 2. a filter cloth; 21. a first filter screen; 22. an antistatic yarn; 23. a second filter screen; 3. a suture; 4. a conductive sheet; 5. antistatic cloth; 6. wear-resistant cloth; 7. and a through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the embodiment of the utility model provides a technical scheme: the utility model provides an antistatic needled felt, includes base cloth 1, its characterized in that: the top of the base cloth 1 is provided with an antistatic cloth 5, the top of the antistatic cloth 5 is symmetrically provided with conductive sheets 4, the conductive sheets 4 are sewn on the top of the antistatic cloth 5, the tops of the conductive sheets 4 are symmetrically provided with through holes 7, the through holes 7 are provided with two groups, when the antistatic cloth 5 is grounded, static electricity on the fabric can be neutralized due to corona discharge of conductive fibers and can be discharged to the ground through the conductive fibers; when the electric blanket is not grounded, electricity is eliminated by means of weak corona discharge of the conductive fibers, meanwhile, the conductive sheet 4 is made of iron sheets, the iron has good conductivity, and the conductive sheet 4 can be grounded to pour charges into the ground for pinning, so that the antistatic performance of the needled felt is greatly improved.

The base cloth 1 is made of glass fibers, the wear-resistant cloth 6 is sewn at the bottom of the base cloth 1, the wear-resistant cloth 6 is woven by nylon wires, the glass fibers are inorganic nonmetallic materials with excellent performance, and the glass fibers are various in variety, have the advantages of good insulativity, strong heat resistance, good corrosion resistance and high mechanical strength, but have the disadvantages of brittleness, poor wear resistance and good wear resistance, and the wear-resistant cloth 6 made of nylon can prolong the service life, reduce the influence of friction on the base cloth 1 and prolong the service life of the base cloth 1.

The filter cloth 2 is sewed at the top of the antistatic cloth 5, the filter cloth 2 comprises a first filter screen 21, antistatic wires 22 and a second filter screen 23, the gas can be filtered by the arrangement of the filter cloth 2, impurities and dust contained in the gas can be filtered out, and thus the quality of air can be improved, and the content of dust in the air can be reduced.

The top of second filter screen 23 is equipped with antistatic yarn 22, first filter screen 21 is laid at antistatic yarn 22's top, first filter screen 21 and second filter screen 23 are crisscross to be laid, antistatic yarn 22's setting can promote filter cloth 2's antistatic properties, and first filter screen 21 and second filter screen 23's setting can carry out twice to gas and filter the promotion filter effect.

The first filter screen 21 top is equipped with the seam 3, first filter screen 21 and second filter screen 23 pass through seam 3 and sew up, and the setting of seam 3 has made things convenient for the sewing up to base cloth 1, filter cloth 2, conducting strip 4, antistatic backing cloth 5 and wear-resisting cloth 6.

Working principle: in the actual use process, when industrial dust is processed, heat is generated by collision with the filter bag, static electricity is generated, when the dust concentration reaches a certain degree, if static electricity is discharged and sparks are generated, explosion and fire are extremely easy to cause, when the anti-static cloth 5 is grounded, the static electricity on the fabric is neutralized by corona discharge of conductive fibers, and the fabric can be discharged to the ground through the conductive fibers; when the conductive sheet is not grounded, electricity is eliminated by means of weak corona discharge of the conductive fibers, meanwhile, the conductive sheet 4 is made of iron sheets, the iron has good conductivity, and charges can be poured into the ground by attaching the conductive sheet 4 to the ground for electricity selling.

1, a base fabric of the utility model; 2. a filter cloth; 21. a first filter screen; 22. an antistatic yarn; 23. a second filter screen; 3. a suture; 4. a conductive sheet; 5. antistatic cloth; 6. wear-resistant cloth; 7. through holes and parts are all common standard parts or parts known to the person skilled in the art, and the structures and principles of the through holes and the parts are all known to the person skilled in the art through technical manuals or through routine experimental methods.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. An antistatic needled felt comprises a base cloth (1), and is characterized in that: the base cloth (1) top is equipped with antistatic backing (5), conducting strip (4) are installed to antistatic backing (5) top symmetry, conducting strip (4) are sewed up at antistatic backing (5) top, through-hole (7) have all been seted up to conducting strip (4) top symmetry, two sets of altogether have been seted up to through-hole (7).

2. An antistatic needled felt as in claim 1, wherein: the base cloth (1) is made of glass fibers, the wear-resistant cloth (6) is sewn at the bottom of the base cloth (1), and the wear-resistant cloth (6) is woven by nylon threads.

3. An antistatic needled felt as in claim 2, wherein: the anti-static filter is characterized in that a filter cloth (2) is sewn at the top of the anti-static cloth (5), and the filter cloth (2) comprises a first filter screen (21), anti-static wires (22) and a second filter screen (23).

4. An antistatic needled felt as in claim 3, in which: the top of second filter screen (23) is equipped with antistatic silk (22), first filter screen (21) are laid at the top of antistatic silk (22), first filter screen (21) and second filter screen (23) are crisscross to be laid.

5. An antistatic needled felt as in claim 3, in which: the top of the first filter screen (21) is provided with a suture thread (3), and the first filter screen (21) and the second filter screen (23) are sutured through the suture thread (3).