CN114622324A - Preparation process of high-density dust removal cloth bag glass fiber filter material - Google Patents
Preparation process of high-density dust removal cloth bag glass fiber filter material Download PDFInfo
- Publication number
- CN114622324A CN114622324A CN202210159106.0A CN202210159106A CN114622324A CN 114622324 A CN114622324 A CN 114622324A CN 202210159106 A CN202210159106 A CN 202210159106A CN 114622324 A CN114622324 A CN 114622324A
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- Prior art keywords
- filter material
- prismatic
- felt
- filter
- dust removal
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2068—Other inorganic materials, e.g. ceramics
- B01D39/2082—Other inorganic materials, e.g. ceramics the material being filamentary or fibrous
- B01D39/2086—Other inorganic materials, e.g. ceramics the material being filamentary or fibrous sintered or bonded by inorganic agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0001—Making filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
- D03D15/242—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads inorganic, e.g. basalt
- D03D15/267—Glass
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
- D03D15/283—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads synthetic polymer-based, e.g. polyamide or polyester fibres
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/40—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads
- D03D15/47—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads multicomponent, e.g. blended yarns or threads
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
- D03D15/513—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads heat-resistant or fireproof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C29/00—Finishing or dressing, of textile fabrics, not provided for in the preceding groups
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C7/00—Heating or cooling textile fabrics
- D06C7/02—Setting
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a preparation process of a high-density dust removal cloth bag glass fiber filter material, which specifically comprises the following steps: s1, preparing filter material fibers into an outer filter felt filter material by adopting a twill weaving method; s2, expanding the prismatic meshes, and performing heat setting treatment on the prismatic meshes by adopting a heat setting hair; s3, manufacturing filter material fibers into an inner filter felt filter material by adopting a needling method, and placing the inner filter felt filter material on a substrate with prismatic bulges for pressing down to enable the inner filter felt filter material to be provided with felt bulges; s4, aligning and attaching the outer filter felt filter material and the inner filter felt filter material, so that the felt material bulges are embedded in the prismatic meshes one by one; s5, coating an adhesive on the prismatic meshes, S6, and sewing the filter material cloth to obtain the glass dust removal cloth bag.
Description
The technical field is as follows:
the invention relates to the technical field of production of cloth bags of dust collectors, in particular to a preparation process of a high-density dust collection cloth bag glass fiber filter material.
Background art:
the environmental protection strength is gradually increased due to various problems such as soil destruction, climate change, energy waste, greenhouse effect and the like in the world, so that the development and application of environmental protection equipment are increased. The bag-type dust remover is the most common one in environmental protection machine equipment, so the bag-type dust remover has simple structure principle and lower requirement on process parameters, and becomes the dust remover with the highest popularity at present.
The cloth bag of the dust collector is made of cloth or felt woven by synthetic fibers, natural fibers or glass fibers, and the cloth or the felt is sewn into a cylindrical or flat filter bag according to the requirement. According to the properties of the smoke, a filter material suitable for application conditions is selected, the selection of the filter material is directly related to the performance of a cloth bag of the dust remover, at present, the weaving method of the filter material is various and can be roughly divided into the following methods: the performance of the filter material woven by a plain weave method, a twill weave method, a satin weave method, a needle punching method and each weaving method is different, in the prior art, most of the filter bags of the dust remover are woven by only one weaving method, however, the strength of the filter material woven by the single weaving method is low, and the dust removal efficiency of the filter material woven by the single weaving method is influenced by selecting multiple layers to be combined.
The invention content is as follows:
the invention aims to provide a preparation process of a high-density dust removal cloth bag glass fiber filter material, which solves one or more of the problems in the prior art.
In order to solve the technical problems, the innovation points of the invention are as follows: the method specifically comprises the following steps:
s1, manufacturing the filter material fiber into an outer filter felt filter material by adopting a twill weaving method, wherein the outer filter felt filter material comprises warps and wefts which are woven in a staggered mode, and the warps and the wefts are woven to form prismatic meshes;
s2, expanding the prismatic meshes, and performing heat setting treatment on the prismatic meshes by adopting a heat setting hair;
s3, manufacturing filter material fibers into an inner filter felt filter material by adopting a needling method, and placing the inner filter felt filter material on a substrate with prismatic bulges for pressing down to enable the inner filter felt filter material to be provided with felt bulges;
s4, aligning and attaching the outer filter felt filter material and the inner filter felt filter material, so that the felt material bulges are embedded in the prismatic meshes one by one;
s5, coating an adhesive on the prismatic meshes, and then carrying out heat setting treatment on the outer filter felt filter material and the inner filter felt filter material to form the outer filter felt filter material and the inner filter felt filter material into an integral filter material cloth;
and S6, sewing the filter material cloth to obtain the glass dust removal cloth bag.
Further, in step S1, the outer filter felt filter material is formed by weaving warp and weft in two-over-two-under.
And further. The warp is a forward twisted yarn formed by twisting two or more raw material filaments, and the weft is a forward twisted yarn formed by twisting two or more raw material filaments and a reverse twisted yarn formed by twisting two or more raw material filaments.
Further, in step S3, the substrate includes an upper substrate and a lower substrate, the plurality of prismatic protrusions are fixed on the lower substrate, the upper substrate is provided with a plurality of prismatic grooves matching with the prismatic protrusions, the inner filter felt filter material is placed between the upper substrate and the lower substrate, and the prismatic protrusions prop against the inner filter felt filter material and protrude above the prismatic grooves;
the junction of the prismatic bulge and the lower substrate is provided with a lower arc-shaped surface, and the top of the prismatic bulge is provided with an upper arc-shaped surface.
Furthermore, the sewing treatment of the glass dust removal cloth bag adopts an acid-resistant sewing thread which is formed by connecting and twisting alkali-free glass fiber yarns and modified polyarxadiazole fiber yarns in parallel, and the surface of the acid-resistant sewing thread is coated with a polytetrafluoroethylene film.
The invention has the beneficial effects that: the outer filter felt filter material obtained by the twill weaving method has the characteristics of good wear resistance, less blockage, high treatment component, high dust removal efficiency and good dust removal efficiency, and the inner filter felt filter material obtained by the needle punching method has the characteristics of good air permeability and high dust removal efficiency.
Description of the drawings:
FIG. 1 is a side view of the substrate of the present invention.
FIG. 2 is a cross-sectional view of the surface of the upper substrate of the present invention.
The specific implementation mode is as follows:
for the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
Fig. 1 to fig. 2 show an embodiment of the present invention, which specifically includes the following steps:
s1, manufacturing the filter material fiber into an outer filter felt filter material by adopting a twill weaving method, wherein the outer filter felt filter material comprises warps and wefts which are woven in a staggered mode, and the warps and the wefts are woven to form prismatic meshes;
s2, expanding the prismatic meshes, and performing heat setting treatment on the prismatic meshes by adopting a heat setting hair;
s3, manufacturing filter material fibers into an inner filter felt filter material by adopting a needling method, and placing the inner filter felt filter material on the substrate 2 with the prismatic bulges 1 to press downwards so that the inner filter felt filter material is provided with felt bulges;
s4, aligning and attaching the outer filter felt filter material and the inner filter felt filter material, so that the felt material bulges are embedded in the prismatic meshes one by one;
s5, coating an adhesive on the prismatic meshes, and then carrying out heat setting treatment on the outer filter felt filter material and the inner filter felt filter material to form the outer filter felt filter material and the inner filter felt filter material into an integral filter material cloth;
and S6, sewing the filter material cloth to obtain the glass dust removal cloth bag.
The outer filter felt filter material obtained by the twill weaving method has the characteristics of good wear resistance, less blockage, high treatment component, high dust removal efficiency and good dust removal efficiency, and the inner filter felt filter material obtained by the needle punching method has the characteristics of good air permeability and high dust removal efficiency.
In the present invention, preferably, in step S1, the outer filter felt filter material is formed by weaving warp and weft in two-over-two-under-two.
In the invention, the interweaving method is beneficial to the forming of the prismatic meshes, and the setting of the prismatic meshes improves the integral use strength of the filter material cloth.
In the present invention, it is preferable that the warp is a forward twisted yarn formed by twisting two or more raw material filaments, and the weft is a forward twisted yarn formed by twisting two or more raw material filaments and a reverse twisted yarn formed by twisting two or more raw material filaments.
In the invention, the warp and the weft are set to ensure that the filter material of the outer filter felt has stable performance, high resilience, long service life, difficult distortion, good use effect, and the same breaking strength in the warp and weft directions, breaking elongation and heat shrinkage.
In the present invention, as a preferred scheme, in step S3, the substrate 2 includes an upper substrate 21 and a lower substrate 22, the plurality of prismatic protrusions 1 are fixed on the lower substrate 22, the upper substrate 21 is provided with a plurality of prismatic grooves 3 matching with the prismatic protrusions 1, the internal filter felt is placed between the upper substrate 21 and the lower substrate 22, and the prismatic protrusions 1 abut against the internal filter felt and protrude above the prismatic grooves 3;
the junction of the prismatic bulge 1 and the lower substrate 22 is provided with a lower arc-shaped surface 4, and the top of the prismatic bulge 1 is provided with an upper arc-shaped surface 5.
In the present invention, the working principle of the formation of the felt projection is as follows: the inner filter felt filter material is preferentially placed on the lower base plate 22, then the upper base plate 21 is flatly placed on the lower base plate 22, the prismatic protrusions 1 are used for driving the inner filter felt filter material to be clamped into the prismatic grooves 3, therefore, a plurality of felt protrusions are formed on the inner filter felt filter material, the setting of the upper arc-shaped surface 5 and the lower arc-shaped surface 4 can achieve the purpose of protecting the inner filter felt filter material, and the tips of the prismatic protrusions 1 are prevented from damaging the inner filter felt filter material.
In the invention, as a preferable scheme, the sewing treatment of the glass dust removal cloth bag adopts an acid-resistant sewing thread, the acid-resistant sewing thread is formed by connecting and twisting alkali-free glass fiber yarns and modified polyaromatic oxdiazole fiber yarns in parallel, and the surface of the acid-resistant sewing thread is coated with a polytetrafluoroethylene film.
According to the invention, the arrangement of the acid-resistant sewing thread enables the sewing position of the glass dust removal cloth bag to have better flame retardant property, and the phenomenon that the sewing position cracks at high temperature is avoided.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A preparation process of a high-density dust removal cloth bag glass fiber filter material is characterized by comprising the following steps: the method specifically comprises the following steps:
s1, manufacturing filter material fibers into an external filter felt filter material by adopting a twill weaving method, wherein the external filter felt filter material comprises warps and wefts which are woven in a staggered mode, and the warps and the wefts are woven to form prismatic meshes;
s2, expanding the prismatic meshes, and performing heat setting treatment on the prismatic meshes by adopting heat setting hair;
s3, making filter material fibers into an inner filter felt filter material by adopting a needling method, and placing the inner filter felt filter material on a substrate (2) with prismatic bulges (1) for pressing downwards to enable the inner filter felt filter material to be provided with the bulges;
s4, aligning and attaching the outer filter felt filter material and the inner filter felt filter material, so that the felt material bulges are embedded into the prismatic meshes one by one;
s5, coating an adhesive on the prismatic meshes, and then carrying out heat setting treatment on the outer filter felt filter material and the inner filter felt filter material to form the outer filter felt filter material and the inner filter felt filter material into an integral filter material cloth;
and S6, sewing the filter material cloth to obtain the glass dust removal cloth bag.
2. The preparation process of the high-density dust removal cloth bag glass fiber filter material according to claim 1, which is characterized in that: in step S1, the outer filter felt filter material is formed by weaving the warp and the weft in two layers.
3. The preparation process of the high-density dust removal cloth bag glass fiber filter material according to claim 2, which is characterized in that: the warp is a forward twisted yarn formed by twisting more than two strands of raw material filaments, and the weft is a forward twisted yarn formed by twisting more than two strands of raw material filaments and a reverse twisted yarn formed by twisting more than two strands of raw material filaments.
4. The process for preparing a high-density dust removal cloth bag glass fiber filter material according to claim 1, which is characterized in that: in the step S3, the substrate (2) includes an upper substrate (21) and a lower substrate (22), the plurality of prismatic protrusions (1) are fixed on the lower substrate (22), the upper substrate (21) is provided with a plurality of prismatic grooves (3) matching with the prismatic protrusions (1), the inner filter felt filter material is placed between the upper substrate (21) and the lower substrate (22), and the prismatic protrusions (1) abut against the inner filter felt filter material and protrude above the prismatic grooves (3);
the junction of the prismatic protrusion (1) and the lower substrate (22) is provided with a lower arc-shaped surface (4), and the top of the prismatic protrusion (1) is provided with an upper arc-shaped surface (5).
5. The preparation process of the high-density dust removal cloth bag glass fiber filter material according to claim 1, which is characterized in that: the sewing treatment of the glass dust removal cloth bag adopts an acid-resistant sewing line, the acid-resistant sewing line is formed by connecting and twisting alkali-free glass fiber yarns and modified polyaromatic oxadiazole fiber yarns in parallel, and the surface of the acid-resistant sewing line is coated with a polytetrafluoroethylene film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210159106.0A CN114622324A (en) | 2022-02-22 | 2022-02-22 | Preparation process of high-density dust removal cloth bag glass fiber filter material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210159106.0A CN114622324A (en) | 2022-02-22 | 2022-02-22 | Preparation process of high-density dust removal cloth bag glass fiber filter material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114622324A true CN114622324A (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210159106.0A Pending CN114622324A (en) | 2022-02-22 | 2022-02-22 | Preparation process of high-density dust removal cloth bag glass fiber filter material |
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| Country | Link |
|---|---|
| CN (1) | CN114622324A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009112888A (en) * | 2007-11-01 | 2009-05-28 | Daikin Ind Ltd | Filter medium and filter bag |
| CN205688212U (en) * | 2016-06-14 | 2016-11-16 | 谢亚春 | A kind of acupuncture cotton processing unit (plant) being applied to silicon phenol fireproof heated board |
| CN205970245U (en) * | 2016-08-10 | 2017-02-22 | 杭州华顶环保科技有限公司 | High -efficient compound filter felt |
| CN206308528U (en) * | 2016-12-12 | 2017-07-07 | 浙江欧美来纺织科技有限公司 | Stretch-proof and tear composite material |
| CN107875738A (en) * | 2017-12-27 | 2018-04-06 | 广西金邦泰科技有限公司 | A kind of composite filtering cloth |
| CN107916520A (en) * | 2017-12-29 | 2018-04-17 | 无锡贝旭环球电子商务有限公司 | A kind of woollen blanket matrixes for embossing and there is its embossing device |
| CN210786539U (en) * | 2019-04-29 | 2020-06-19 | 东莞市正东过滤材料有限公司 | Filter material with high filtering efficiency |
| CN112169469A (en) * | 2020-09-30 | 2021-01-05 | 南通市辉鑫玻璃纤维有限公司 | Manufacturing process of novel high-temperature corrosion-resistant glass fiber dust removal cloth bag |
-
2022
- 2022-02-22 CN CN202210159106.0A patent/CN114622324A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009112888A (en) * | 2007-11-01 | 2009-05-28 | Daikin Ind Ltd | Filter medium and filter bag |
| CN205688212U (en) * | 2016-06-14 | 2016-11-16 | 谢亚春 | A kind of acupuncture cotton processing unit (plant) being applied to silicon phenol fireproof heated board |
| CN205970245U (en) * | 2016-08-10 | 2017-02-22 | 杭州华顶环保科技有限公司 | High -efficient compound filter felt |
| CN206308528U (en) * | 2016-12-12 | 2017-07-07 | 浙江欧美来纺织科技有限公司 | Stretch-proof and tear composite material |
| CN107875738A (en) * | 2017-12-27 | 2018-04-06 | 广西金邦泰科技有限公司 | A kind of composite filtering cloth |
| CN107916520A (en) * | 2017-12-29 | 2018-04-17 | 无锡贝旭环球电子商务有限公司 | A kind of woollen blanket matrixes for embossing and there is its embossing device |
| CN210786539U (en) * | 2019-04-29 | 2020-06-19 | 东莞市正东过滤材料有限公司 | Filter material with high filtering efficiency |
| CN112169469A (en) * | 2020-09-30 | 2021-01-05 | 南通市辉鑫玻璃纤维有限公司 | Manufacturing process of novel high-temperature corrosion-resistant glass fiber dust removal cloth bag |
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