CN204356474U - A kind of fire-retardant dust removal by filtration cloth bag - Google Patents
A kind of fire-retardant dust removal by filtration cloth bag Download PDFInfo
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- CN204356474U CN204356474U CN201420798045.3U CN201420798045U CN204356474U CN 204356474 U CN204356474 U CN 204356474U CN 201420798045 U CN201420798045 U CN 201420798045U CN 204356474 U CN204356474 U CN 204356474U
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Abstract
The utility model discloses a kind of fire-retardant dust removal by filtration cloth bag, comprise top layer and nexine, described top layer is interwoven by table latitude and longitude, and table is through be the folded yarn of polysulfonamide yarns and bulked glass yarn, and to show latitude be bulk yarn and continuous glass fibre and twist with the fingers composition; Table is through adopting four pieces to weave through brokentwlllweave with table latitude; Described nexine is interweaved by back warp and back weft, and back warp is the folded yarn of polysulfonamide yarns and basalt fibre bulk yarn, and back weft is bulk yarn and continuous glass fibre and twists with the fingers composition; Back warp and back weft adopt four pieces of latitude brokentwlllweaves to weave; To be connected by organic resin layer between top layer and nexine or by stitch weave access node.The fiber of varicosity structure of the present utility model has better gas permeability than general fibre filtrate, and running resistance is lower, and fiber-covered ability is strong, the foundation of favourable dust layer and maintenance, efficiency of dust collection is high, and limited oxygen index is high, can use continuously under 260 ° of C conditions, low price.
Description
Technical field
The utility model relates to the fire-retardant dust removal by filtration cloth bag of a kind of cement plant shaft kiln kiln tail dust dust pelletizing system, is specifically related to a kind of glass varicosity special filter of dust pelletizing system.
Background technology
Current, the extensive use in cement in vertical kiln industry of continuous glass fibre filter cloth filtrate.Continuous stripping fiber filter cloth is by the parallel glass raw tow of rounding, and through moving back also, the operations such as warping are woven into cloth.Move back and process in, fibre bundle twist, very fine and close through weft yarn, air-flow passes through from the eyelet of filling yarn intertexture.The base material of CW500-FSA Anti-dew filtrate is middle alkali continuous glass fibre twill-weave, and thickness is 0.5-0.55mm, carries out post processing by components such as response type organosilicon, polytetrafluoroethylene teflon soliquoids.Soft so smooth, the easy-to-clean ash of this filtrate.Difficult points such as " smoke moisture are large, and exhaust temperature is low, and dust content is high, corrosive gas, difference variation be large " that vertical kiln system also exists.Usual pre-watering granulation moisture reaches about 12%, in calcination process, is discharged by moisture again from flue gas.When smog discharge temperature is lower than dew point, water smoke mixes high dust of taking a sea-voyage eastward, and is stained with and amasss on cloth bag, will produce " paste bag " phenomenon, the gas-permeable channels of cloth bag is closed, and the flue gas in kiln during calcining cannot be discharged, cause kiln ventilation not smooth, kiln just cannot normally be calcined.Condensation, reduce the service life of filter bag, low temperature easily condenses " paste bag ", high temperature " burning bag " generation accident.
Summary of the invention
The purpose of this utility model is for deficiency of the prior art, and provide one to have better gas permeability, running resistance is lower, and fiber-covered ability is strong, and be beneficial to foundation and the maintenance of dust layer, efficiency of dust collection is high, the fire-retardant dust removal by filtration cloth bag that limited oxygen index is high.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of fire-retardant dust removal by filtration cloth bag, comprise top layer and nexine, described top layer is interwoven by table latitude and longitude, table is through be the folded yarn of polysulfonamide yarns and bulked glass yarn, and to show latitude be bulk yarn and continuous glass fibre and twist with the fingers composition; Table is through adopting four pieces to weave through brokentwlllweave with table latitude; Described nexine is interweaved by back warp and back weft, and back warp is the folded yarn of fragrant wind synthetic fibre yarn and basalt fibre bulk yarn, and back weft is bulk yarn and continuous glass fibre and twists with the fingers composition; Back warp and back weft adopt four pieces of latitude brokentwlllweaves to weave; To be connected by organic resin layer between top layer and nexine or by stitch weave access node.
Further, the braid method connected under top layer and nexine pass through is by back warp and table latitude access node, and stitch weave is three times twill-weaves on.
The beneficial effects of the utility model: the fiber of varicosity structure has better gas permeability than general fibre filtrate, and running resistance is lower, and fiber-covered ability is strong, the foundation of favourable dust layer and maintenance, efficiency of dust collection is high, and limited oxygen index is high, can use continuously under 260 ° of C conditions, low price.
accompanying drawing illustrates:
Fig. 1 is institutional framework schematic diagram of the present utility model.
for table through and table latitude interweave through interlacing point;
for back warp and back weft interweave through interlacing point;
table is through mentioning interlacing point;
for stitch weave point.
detailed description of the invention:
Below in conjunction with specific embodiment, the technical solution of the utility model is elaborated.
Fire-retardant dust removal by filtration cloth bag comprises top layer and nexine, and top layer is interwoven by table latitude and longitude, and table is through be the folded yarn of polysulfonamide yarns and bulked glass yarn, and to show latitude be bulk yarn and continuous glass fibre and twist with the fingers composition; Table is through adopting four pieces to weave through brokentwlllweave with table latitude; Nexine is interweaved by back warp and back weft, and back warp is the folded yarn of fragrant wind synthetic fibre yarn and basalt fibre bulk yarn, and back weft is bulk yarn and continuous glass fibre and twists with the fingers composition; Table is through adopting four pieces of latitude brokentwlllweaves to weave with table latitude; To be connected by organic resin layer between top layer and nexine or by stitch weave access node.
In embodiment, fire-retardant dust removal by filtration cloth bag comprise table through 1a, show through 1b, show through 1c, show through 1d, table latitude 2a, table latitude 2b, table latitude 2c, table latitude 2d, back warp 3a, back warp 3b, back warp 3c, back warp 3d, back weft 4a, back weft 4b, back weft 4c, back weft 4d.Table is through adopting four pieces to weave through brokentwlllweave with table latitude, and back warp and back weft adopt four pieces of latitude brokentwlllweaves to weave, and the braid method connected under top layer and nexine pass through is by back warp and table latitude access node, and stitch weave is three times twill-weaves on.
Fire-retardant dust removal by filtration cloth bag is compared with continuous fibers dust removal by filtration cloth bag, and strainability is significantly improved.Continuous fibers dust removal by filtration cloth bag is due to the feature of its structure, air-flow almost cannot be inner by twisting stock yarn, can only pass through from the eyelet of filling yarn intertexture, for ensureing the gas permeability of fabric, the eyelet of stock yarn is general larger, even the dust formed filters, the rate of filtration can not be excessive, otherwise easily filter thoroughly.Fire-retardant dust removal by filtration cloth bag due to yarn fluffy, the surface area of trapping dust can be increased, extend the time of trapping dust, be of value to dust suction coacervating large particle, dust-filtering Rotating fields is more loose, porosity is larger, again because fluffy yarn covering power is strong, the current path at warp and weft interweaving place can be covered thus make bulk yarn filter cloth filtration resistance less, filter effect and the rate of filtration higher.Be used for by cloth bag thick for 0.8mm of the present utility model in FVB-L shaft kiln microseism bandlet deduster, use at large scale computer shaft kiln kiln tail, it is 60000m that this deduster always filters air quantity
3/ h, filter area is 2000m
2, maximum filtration speed is 0.58m/min, and gas temperature is generally 50-80 DEG C, is up to 220-290 DEG C, and use 1 year filter bag without breakage, efficiency of dust collection reaches 99.9% after tested.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (2)
1. a fire-retardant dust removal by filtration cloth bag, it is characterized in that: comprise top layer and nexine, described top layer is interwoven by table latitude and longitude, and table is through be the folded yarn of polysulfonamide yarns and bulked glass yarn, and to show latitude be bulk yarn and continuous glass fibre and twist with the fingers composition; Table is through adopting four pieces to weave through brokentwlllweave with table latitude; Described nexine is interweaved by back warp and back weft, and back warp is the folded yarn of fragrant wind synthetic fibre yarn and basalt fibre bulk yarn, and back weft is bulk yarn and continuous glass fibre and twists with the fingers composition; Back warp and back weft adopt four pieces of latitude brokentwlllweaves to weave; To be connected by organic resin layer between top layer and nexine or by stitch weave access node.
2. the fire-retardant dust removal by filtration cloth bag of one according to claim 1, is characterized in that: the braid method connected under top layer and nexine pass through is by back warp and table latitude access node, and stitch weave is three times twill-weaves on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798045.3U CN204356474U (en) | 2014-12-17 | 2014-12-17 | A kind of fire-retardant dust removal by filtration cloth bag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798045.3U CN204356474U (en) | 2014-12-17 | 2014-12-17 | A kind of fire-retardant dust removal by filtration cloth bag |
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| CN204356474U true CN204356474U (en) | 2015-05-27 |
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| CN201420798045.3U Active CN204356474U (en) | 2014-12-17 | 2014-12-17 | A kind of fire-retardant dust removal by filtration cloth bag |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964064A (en) * | 2016-06-28 | 2016-09-28 | 含山县科宇环境工程有限公司 | High-strength filter material for bag-type deduster |
| CN106731222A (en) * | 2017-01-23 | 2017-05-31 | 西安工程大学 | A kind of basalt double-layer base fabric acupuncture composite filtering material and preparation method thereof |
| CN110565233A (en) * | 2019-08-30 | 2019-12-13 | 际华三五四二纺织有限公司 | Flame-retardant heat-insulation fabric and preparation process thereof |
-
2014
- 2014-12-17 CN CN201420798045.3U patent/CN204356474U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964064A (en) * | 2016-06-28 | 2016-09-28 | 含山县科宇环境工程有限公司 | High-strength filter material for bag-type deduster |
| CN106731222A (en) * | 2017-01-23 | 2017-05-31 | 西安工程大学 | A kind of basalt double-layer base fabric acupuncture composite filtering material and preparation method thereof |
| CN106731222B (en) * | 2017-01-23 | 2019-04-16 | 西安工程大学 | A kind of basalt double-layer base fabric needle thorn composite filtering material and preparation method thereof |
| CN110565233A (en) * | 2019-08-30 | 2019-12-13 | 际华三五四二纺织有限公司 | Flame-retardant heat-insulation fabric and preparation process thereof |
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