CN216993457U - Anti-static needled felt - Google Patents
Anti-static needled felt Download PDFInfo
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- CN216993457U CN216993457U CN202220356319.8U CN202220356319U CN216993457U CN 216993457 U CN216993457 U CN 216993457U CN 202220356319 U CN202220356319 U CN 202220356319U CN 216993457 U CN216993457 U CN 216993457U
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Abstract
The utility model discloses an anti-static needled felt, which comprises a wear-resistant surface layer, wherein an upper strengthening layer is arranged below the wear-resistant surface layer, an upper protective layer is arranged below the upper strengthening layer, the upper surface of the upper strengthening layer is fixedly and compositely connected with the lower surface of the wear-resistant surface layer, the lower surface of the upper strengthening layer is fixedly and compositely connected with the upper surface of the upper protective layer, an anti-static layer is arranged below the upper protective layer, a needled middle layer is arranged below the anti-static layer, the upper surface of the anti-static layer is fixedly and compositely connected with the lower surface of the upper protective layer, the lower surface of the anti-static layer is fixedly and compositely connected with the upper surface of the needled middle layer, and a lower protective layer is arranged below the needled middle layer. Can provide good performance for the needled felt and can meet the requirements of the prior people for the needled felt.
Description
Technical Field
The utility model relates to a needled felt, in particular to an anti-static needled felt, and belongs to the technical field of needled felts.
Background
The needled felt is a product prepared by adopting a non-woven needling process, utilizing fine fiber cloth with fibers arranged in a staggered mode and uniformly distributed gaps, and carrying out hot rolling, singeing or coating treatment and the like.
Generally, during industrial dust treatment, the dust can collide with a filter bag to generate heat and generate static electricity, when the dust concentration reaches a certain degree, if static electricity is discharged, explosion and fire disasters are easily caused, the static electricity prevention capacity of the traditional needled felt is not ideal, so that the traditional needled felt can form a large potential safety hazard when in use, the strength and the protection performance of the traditional needled felt are poor, and the requirement of the existing people on the needled felt cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems, and provides an anti-static needled felt which has strong anti-static capability, can greatly reduce explosion and fire caused by high dust concentration in use, has excellent strength and protection performance, can provide good performance for the needled felt, and can meet the requirements of people on the needled felt.
The utility model achieves the aim through the following technical scheme, the anti-static needled felt comprises a wear-resistant surface layer, an upper reinforcing layer is arranged below the wear-resistant surface layer, an upper protective layer is arranged below the upper reinforcing layer, the upper surface of the upper reinforcing layer is fixedly and compositely connected with the lower surface of the wear-resistant surface layer, the lower surface of the upper reinforcing layer is fixedly and compositely connected with the upper surface of the upper protective layer, an anti-static layer is arranged below the upper protective layer, a needled middle layer is arranged below the anti-static layer, the upper surface of the anti-static layer is fixedly and compositely connected with the lower surface of the upper protective layer, the lower surface of the anti-static layer is fixedly and compositely connected with the upper surface of the needled middle layer, a lower protective layer is arranged below the needled middle layer, a lower layer is arranged below the lower protective layer, and the upper surface of the lower protective layer is fixedly and compositely connected with the lower surface of the needled middle layer, the lower surface of the lower protective layer is fixedly and compositely connected with the upper surface of the lower reinforcing layer, a base material layer is arranged below the lower reinforcing layer, and the upper surface of the base material layer is fixedly and compositely connected with the lower surface of the lower reinforcing layer.
Preferably, the upper reinforcing layer and the lower reinforcing layer have the same specification and the same material composition.
Preferably, the upper reinforcing layer and the lower reinforcing layer are formed by weaving basalt fibers as warp yarns and weft yarns respectively in a circulating sinking and floating manner.
Preferably, the specification of the upper protective layer is the same as that of the lower protective layer, and the material composition of the upper protective layer is the same as that of the lower protective layer.
Preferably, the upper protective layer and the lower protective layer are woven by aramid fiber as warp and PSA fiber as weft in a circulating sinking and floating manner.
Preferably, the antistatic layer comprises antistatic fiber layers which are arranged in an up-down symmetrical mode, and an antistatic round cavity is arranged between the antistatic fiber layers.
Preferably, the antistatic fiber layer is formed by respectively using carbon black antistatic fibers as warp yarns and weft yarns, the warp yarns and the weft yarns are woven in a circulating, sinking and floating mode, the carbon black antistatic fibers comprise polyester yarns, and carbon black is adhered to the outer surfaces of the polyester yarns through an adhesive.
Preferably, the inner chamber of antistatic circle chamber is filled and is equipped with antistatic master batch, and is adjacent pass through reinforcing bar fixed connection between the antistatic circle chamber.
The utility model has the beneficial effects that: can provide good surface wear resistance through setting up the wear-resisting top layer, make it more durable, improve life, can provide good intensity and protectiveness through setting up strengthening layer and strengthening layer down, basalt fiber is a novel inorganic environmental protection green high performance fiber material, not only intensity is high, but also have electrical insulation, corrosion-resistant, multiple excellent properties such as high temperature resistant, can improve its intensity and protectiveness through setting up the inoxidizing coating and protecting layer down, aramid fiber has the excellence, high modulus and high temperature resistant, acid and alkali resistant, light in weight, PSA fiber its key feature is excellent electrical insulation and heat resistance, fire resistance is high, all have good stability to chemicals at normal atmospheric temperature, can provide excellent antistatic capacity through setting up the antistatic coating, carbon black system antistatic fiber can reduce or eliminate the static that produces in the use, the polyester yarn has high tensile force and good fire resistance, the carbon black has fine particles, the net-shaped chains are tightly stacked, the specific surface area is large, the number of particles per unit mass is large, and a chain type conductive structure is favorably formed in a polymer, so that the polyester yarn has good antistatic capacity, and the antistatic master batch is composed of a carrier, an antistatic agent and other additives, so that the antistatic master batch has good antistatic capacity, and has excellent dispersing performance and weather resistance.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural diagram of an antistatic layer according to the present invention;
FIG. 4 is a schematic view of the structure of the carbon black-based antistatic fiber of the present invention;
in the figure: 1. a wear-resistant surface layer; 2. an upper strengthening layer; 3. an upper protective layer; 4. an antistatic layer; 5. needling the middle layer; 6. a lower protective layer; 7. a lower strengthening layer; 8. a base material layer; 9. aramid fibers; 10. PSA fibers; 11. an antistatic fiber layer; 12. an antistatic circular cavity; 13. a carbon black-based antistatic fiber; 14. polyester yarn; 15. carbon black; 16. antistatic master batches; 17. a reinforcing strip.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-4, the anti-static needled felt comprises a wear-resistant surface layer 1, an upper reinforcing layer 2 is arranged below the wear-resistant surface layer 1, an upper protective layer 3 is arranged below the upper reinforcing layer 2, the upper surface of the upper reinforcing layer 2 is fixedly and compositely connected with the lower surface of the wear-resistant surface layer 1, the lower surface of the upper reinforcing layer 2 is fixedly and compositely connected with the upper surface of the upper protective layer 3, an anti-static layer 4 is arranged below the upper protective layer 3, a needled middle layer 5 is arranged below the anti-static layer 4, the upper surface of the anti-static layer 4 is fixedly and compositely connected with the lower surface of the upper protective layer 3, the lower surface of the anti-static layer 4 is fixedly and compositely connected with the upper surface of the needled middle layer 5, a lower protective layer 6 is arranged below the needled middle layer 5, a lower reinforcing layer 7 is arranged below the lower protective layer 6, and the upper surface of the lower protective layer 6 is fixedly and compositely connected with the lower surface of the needled middle layer 5, lower inoxidizing coating 6's lower surface with the last fixed surface composite connection of lower strengthening layer 7, the below of strengthening layer 7 is equipped with the bed of material 8 just down the upper surface of bed of material 8 with the lower fixed surface composite connection of strengthening layer 7 down, wear-resisting top layer 1 can provide good surface wear resistance, makes it more durable, improves life, goes up strengthening layer 2 and strengthening layer 7 down and can provide good intensity and protectiveness, goes up inoxidizing coating 3 and lower inoxidizing coating 6 and can improve its intensity and protectiveness, and antistatic backing 4 can provide excellent antistatic backing.
As a preferred technical scheme of the present invention, the specifications of the upper reinforcing layer 2 and the lower reinforcing layer 7 are the same, the material composition of the upper reinforcing layer 2 and the lower reinforcing layer 7 is the same, both the upper reinforcing layer 2 and the lower reinforcing layer 7 are formed by using basalt fibers as warp yarns and weft yarns respectively, and the warp yarns and the weft yarns are formed by cyclic sinking and floating weaving, and the basalt fibers are novel inorganic environment-friendly high-performance fiber materials, and have not only high strength, but also various excellent performances such as electrical insulation, corrosion resistance, high temperature resistance, and the like.
As a preferred technical solution of the present invention, the specifications of the upper protective layer 3 and the lower protective layer 6 are the same, the material composition of the upper protective layer 3 and the lower protective layer 6 is the same, both the upper protective layer 3 and the lower protective layer 6 are formed by using aramid fiber 9 as warp and PSA fiber 10 as weft, and the warp and the weft are woven in a floating and sinking manner in a circulating manner, the aramid fiber 9 has excellent properties such as ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, and light weight, and the PSA fiber 10 is mainly characterized by excellent electrical insulation and heat resistance, in addition, high flame resistance, a limited oxygen index exceeding 30%, good chemical resistance, and good stability to chemicals at normal temperature except for several solvents and concentrated sulfuric acid with strong polarity.
As a preferable technical scheme of the utility model, the antistatic layer 4 comprises antistatic fiber layers 11 which are symmetrically arranged up and down, antistatic round cavities 12 are arranged between the antistatic fiber layers 11, the antistatic fiber layers 11 are formed by respectively using carbon black antistatic fibers 13 as warps and wefts, the warps and the wefts are woven in a circulating floating and sinking way, the carbon black antistatic fibers 13 comprise polyester yarns 14, the outer surfaces of the polyester yarns 14 are bonded with carbon black 15 through an adhesive, the inner cavities of the antistatic round cavities 12 are filled with antistatic master batches 16, the adjacent antistatic round cavities 12 are fixedly connected through reinforcing strips 17, the carbon black antistatic fibers 13 can reduce or eliminate static electricity generated in the using process, the polyester yarns 14 not only have larger pulling force, but also have good fire resistance, the particles of the carbon black 15 are fine, and reticular chains are tightly stacked, the antistatic master batch 16 is composed of a carrier, an antistatic agent and other additives, and has good antistatic capability, good dispersion performance and excellent weather resistance.
The utility model can provide good surface wear resistance by arranging the wear-resistant surface layer 1, so that the wear-resistant surface layer is more durable and the service life is prolonged, good strength and protection can be provided by arranging the upper strengthening layer 2 and the lower strengthening layer 7, the basalt fiber is a novel inorganic environment-friendly green high-performance fiber material, not only has high strength, but also has a plurality of excellent performances such as electric insulation, corrosion resistance, high temperature resistance and the like, the strength and protection can be improved by arranging the upper protective layer 3 and the lower protective layer 6, the aramid fiber 9 has the excellent performances such as ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, light weight and the like, the PSA fiber 10 has the main characteristics of excellent electric insulation and heat resistance, good chemical stability, besides a plurality of solvents and concentrated sulfuric acid with strong polarity, good stability to chemicals at normal temperature, and excellent antistatic capability can be provided by arranging the antistatic layer 4, the carbon black antistatic fiber 13 can reduce or eliminate static electricity generated in the using process, the polyester yarn 14 not only has larger tension but also has good fire resistance, the carbon black 15 has fine particles, the net-shaped chains are tightly stacked, the specific surface area is large, the unit mass of the particles is more, and a chain type conductive structure is favorably formed in a polymer, so that the antistatic fiber has good antistatic capability, and the antistatic master batch 16 consists of a carrier, an antistatic agent and other additives, so that the antistatic fiber has good antistatic capability, and has excellent dispersion performance and weather resistance.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. Prevent static acupuncture felt, including wear-resisting top layer (1), its characterized in that: the lower part of the wear-resistant surface layer (1) is provided with an upper reinforcing layer (2), the lower part of the upper reinforcing layer (2) is provided with an upper protective layer (3), the upper surface of the upper reinforcing layer (2) is in fixed composite connection with the lower surface of the wear-resistant surface layer (1), the lower surface of the upper reinforcing layer (2) is in fixed composite connection with the upper surface of the upper protective layer (3), the lower part of the upper protective layer (3) is provided with an antistatic layer (4), the lower part of the antistatic layer (4) is provided with a needling middle layer (5), the lower surface of the antistatic layer (4) is in fixed composite connection with the upper surface of the needling middle layer (5), the lower part of the needling middle layer (5) is provided with a lower protective layer (6), the lower part of the lower protective layer (6) is provided with a lower reinforcing layer (7), the upper surface of the lower protective layer (6) is in fixed composite connection with the lower surface of the needling middle layer (5), the lower surface of the lower protective layer (6) is in fixed composite connection with the upper surface of the lower reinforcing layer (7), a base material layer (8) is arranged below the lower reinforcing layer (7), and the upper surface of the base material layer (8) is in fixed composite connection with the lower surface of the lower reinforcing layer (7).
2. The antistatic needled felt according to claim 1, wherein: the upper surface of the anti-static layer (4) is fixedly and compositely connected with the lower surface of the upper protective layer (3), the specifications of the upper reinforcing layer (2) and the lower reinforcing layer (7) are the same, and the material composition of the upper reinforcing layer (2) and the lower reinforcing layer (7) is the same.
3. The antistatic needled felt according to claim 1, wherein: the upper strengthening layer (2) and the lower strengthening layer (7) are respectively formed by weaving basalt fibers as warp yarns and weft yarns in a circulating sinking and floating mode.
4. The antistatic needled felt according to claim 1, wherein: the specification of the upper protective layer (3) is the same as that of the lower protective layer (6), and the material composition of the upper protective layer (3) is the same as that of the lower protective layer (6).
5. The antistatic needled felt according to claim 1, wherein: the upper protective layer (3) and the lower protective layer (6) are formed by aramid fibers (9) serving as warp yarns and PSA fibers (10) serving as weft yarns, and the warp yarns and the weft yarns are woven in a circulating floating and sinking mode.
6. The antistatic needled felt according to claim 1, wherein: the antistatic layer (4) comprises antistatic fiber layers (11) which are arranged in an up-down symmetrical mode, and antistatic round cavities (12) are arranged between the antistatic fiber layers (11).
7. The antistatic needled felt according to claim 6, wherein: the antistatic fiber layer (11) is formed by respectively using carbon black antistatic fibers (13) as warp yarns and weft yarns, the warp yarns and the weft yarns are woven in a circulating floating and sinking mode, the carbon black antistatic fibers (13) comprise polyester yarns (14), and carbon black (15) is adhered to the outer surface of the polyester yarns (14) through an adhesive.
8. The antistatic needled felt according to claim 6, wherein: the inner cavity of the antistatic round cavity (12) is filled with antistatic master batches (16), and the antistatic round cavity (12) is adjacent to the antistatic round cavity and is fixedly connected with the antistatic round cavity through reinforcing strips (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220356319.8U CN216993457U (en) | 2022-02-22 | 2022-02-22 | Anti-static needled felt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220356319.8U CN216993457U (en) | 2022-02-22 | 2022-02-22 | Anti-static needled felt |
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| Publication Number | Publication Date |
|---|---|
| CN216993457U true CN216993457U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220356319.8U Active CN216993457U (en) | 2022-02-22 | 2022-02-22 | Anti-static needled felt |
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| Country | Link |
|---|---|
| CN (1) | CN216993457U (en) |
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- 2022-02-22 CN CN202220356319.8U patent/CN216993457U/en active Active
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