CN113510986B - Fireproof flame-retardant aramid fiber filter base cloth, and preparation method and device thereof - Google Patents

Fireproof flame-retardant aramid fiber filter base cloth, and preparation method and device thereof Download PDF

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Publication number
CN113510986B
CN113510986B CN202110516345.2A CN202110516345A CN113510986B CN 113510986 B CN113510986 B CN 113510986B CN 202110516345 A CN202110516345 A CN 202110516345A CN 113510986 B CN113510986 B CN 113510986B
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China
Prior art keywords
aramid fiber
base cloth
oil
fiber filter
filter base
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CN202110516345.2A
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CN113510986A (en
Inventor
高强
刘万宏
许娟
张辉
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Wuxi Gaoqiang Special Textile Co ltd
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Wuxi Gaoqiang Special Textile Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
    • B32B19/06—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
    • B32B19/08—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica comprising asbestos
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/4334—Polyamides
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D04H1/48—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation
    • D04H1/485—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation in combination with weld-bonding
    • 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
    • D06C3/00—Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics
    • D06C3/06—Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics by rotary disc, roller, or like apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • B32B2038/0028—Stretching, elongating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • B32B2262/0269—Aromatic polyamide fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/712—Weather resistant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Woven Fabrics (AREA)

Abstract

The invention relates to the field of layered products, and discloses a fireproof flame-retardant aramid fiber filtering base cloth, and a preparation method and a device thereof. The aramid fiber can greatly filter the strength of the base cloth in advance, then the fireproof layer can be made of asbestos materials and can enhance the fireproof performance of the aramid fiber, the weather-resistant layer is made of curable epoxy resin coating composition and can enhance the heat resistance of the base cloth, and the reinforcing layer can be made of wholly aromatic polyester and high-strength polyethylene fibers with ultrahigh relative molecular mass and can increase the strength of the base cloth, so that the base cloth is not easy to damage and the service life of the base cloth is prolonged.

Description

Fireproof flame-retardant aramid fiber filter base cloth, and preparation method and device thereof
Technical Field
The invention relates to the field of layered products, in particular to fireproof flame-retardant aramid fiber filter base cloth, and a preparation method and a device thereof.
Background
The environmental protection consciousness of people is enhanced, and the environmental governance concept is changed from terminal governance to source governance, namely, pollution is reduced. For the field of air filtration, bag-type dust collectors are adopted in more and more coal-fired power plants and garbage incineration plants at home and abroad.
The existing filter base cloth has poor fireproof performance and low strength, so that the service life is shortened.
Disclosure of Invention
The invention aims to provide fireproof and flame-retardant aramid fiber filter base cloth, a preparation method and a device, and aims to solve the problems that the existing filter base cloth is poor in fireproof performance and low in strength, and the service life is shortened.
In order to achieve the purpose, in a first aspect, the invention provides a fireproof flame-retardant aramid fiber filter base cloth which comprises an aramid fiber base cloth, a fireproof layer, a weather-resistant layer and a reinforcing layer, wherein the fireproof layer is connected with the aramid fiber base cloth, the weather-resistant layer is connected with the fireproof layer, and the reinforcing layer is connected with the weather-resistant layer.
In a second aspect, the invention also provides a device for preparing the fireproof and flame-retardant aramid fiber filter base cloth, which comprises: the supporting component comprises a supporting plate and a plurality of bearings, the supporting plate is provided with a plurality of first through holes, and the bearings are fixedly connected with the supporting plate and positioned in the first through holes;
the drafting assembly comprises a plurality of conveying rollers, the conveying rollers are provided with rotating gears, the conveying rollers are rotatably connected with the bearings, and the rotating gears are positioned on one sides of the bearings;
the lubricating component comprises a first sealing plate, a second sealing plate, an oil collecting box, an oil inlet pipe, an oil pump and an oil tank, wherein the first sealing plate is fixedly connected with the supporting plate and covers the rotating gear, the second sealing plate is fixedly connected with the supporting plate and is positioned at one side of the first sealing plate, the oil collecting box is provided with an oil outlet, the oil collecting box is fixedly connected with the first sealing plate, the rotating gear is positioned in the oil collecting box, the oil inlet pipe is communicated with the second sealing plate, the oil pump is communicated with the oil inlet pipe, and the oil tank is communicated with the oil pump and the oil outlet and is positioned at one side of the supporting plate.
The lubricating assembly further comprises a first box, and the first box is fixedly connected with the supporting plate and is located between the bearing and the rotating gear.
By providing the first cartridge at one side of the rotary gear, the amount of lubricating oil at the bearing can be increased.
The lubricating assembly further comprises a screw cap, and the screw cap is in threaded connection with the oil collecting box and covers the oil leakage port.
The oil leakage port is arranged at the bottom of the oil collecting box, and when the oil in the oil collecting box needs to be cleaned, the screw cover can be unscrewed to discharge the oil in the oil collecting box.
The lubricating assembly further comprises a cooler, and the cooler is communicated with the oil collecting box and the oil tank and is positioned between the oil collecting box and the oil tank.
The cooling device can cool the lubricating oil flowing out of the oil collecting box.
The conveying roller further comprises a sealing ring, and the sealing ring is located at the joint of the conveying roller and the first sealing plate and the second sealing plate.
The position where the feed roller and the first seal plate contact the second seal plate can be sealed by the seal ring.
The drafting assembly further comprises a compression roller, the compression roller comprises a roller body, a screw motor and a sliding plate, the screw motor is arranged on one side of the supporting plate, the sliding plate is connected with the supporting plate in a sliding mode and is in threaded connection with a screw of the screw motor, and the roller body is connected with the sliding plate in a rotating mode and is located on one side, close to the conveying roller, of the supporting plate.
The screw motor rotates to drive the sliding plate to slide up and down under the support of the supporting plate, so that the roller body can be driven to compress or loosen the filtering base cloth.
The drafting assembly further comprises a driving motor and a driving gear, the driving motor is fixedly connected with the supporting plate and is located on one side of the supporting plate, and the driving gear is rotatably connected with the driving motor and is meshed with the rotating gear.
The driving gear can be driven to rotate by the driving motor, so that the rotating gear is driven to move.
In a third aspect, the invention also provides a preparation method of the fireproof flame-retardant aramid fiber filter base cloth, which comprises the following steps:
carrying out spinning by using an aramid fiber spinning solution to obtain monofilaments;
cooling the monofilaments, and then forming a base material through hot rolling and needling processes;
drawing the base material through a fireproof flame-retardant aramid fiber filter base cloth preparation device;
spinning the drawn base material through a nanofiber electrostatic spinning device, and attaching a fireproof layer, a weather-resistant layer and a reinforcing layer;
and after cooling, drafting the cooled aramid fiber filter base fabric through a fireproof flame-retardant aramid fiber filter base fabric preparation device.
In the fireproof and flame-retardant aramid fiber filter base cloth, the preparation method and the device, the aramid fiber is a novel high-tech synthetic fiber, has the excellent performances of ultrahigh strength, high modulus, high temperature resistance, acid and alkali resistance, light weight and the like, the strength of the steel wire is 5-6 times of that of the steel wire, the modulus of the steel wire is 2-3 times of that of the steel wire or glass fiber, the toughness of the steel wire is 2 times of that of the steel wire, the weight is only about 1/5 of the steel wire, the strength of the filter base cloth can be greatly advanced, the fire-resistant layer can be made of asbestos materials, the fire-resistant performance of the aramid fiber can be enhanced, the weather-resistant layer is a curable epoxy resin coating composition, the heat resistance of the base cloth can be enhanced, the reinforcing layer can be wholly aromatic polyester and high-strength polyethylene fiber with ultrahigh relative molecular mass, and the strength of the base cloth can be increased, so that the base cloth is not easy to damage, and the service life of the base cloth is prolonged.
The supporting plate is fixedly arranged on the ground to support the whole device, a plurality of bearings are fixedly connected with the supporting plate, the conveying rollers are provided with rotating gears, the conveying rollers are rotatably connected with the bearings, the conveying rollers are supported by the bearings, so that the conveying rollers can smoothly rotate, two adjacent rotating gears are meshed for transmission, the rotating directions of two adjacent conveying rollers are opposite, and the base cloth can be wound on the conveying rollers in an S shape for conveying; the first sealing plate is fixedly connected with the supporting plate to seal the space on one side of the rotating gear, the second sealing plate is fixedly connected with the supporting plate to seal the space on one side of the supporting plate, the oil collecting box is fixedly connected with the first sealing plate, the oil pump is communicated with the oil inlet pipe, the oil tank is communicated with the oil pump and the oil outlet, the oil pump can be started to input the oil in the oil tank into the second sealing plate through the oil inlet pipe to infiltrate the bearing for lubrication, then the lubricating oil enters the oil collecting box of the second sealing plate through the gap of the bearing, the rotating gear can be adhered with the lubricating oil during rotation so as to be transferred to other adjacent gears, so that the rotating gear and the bearing can be circularly lubricated, and the abrasion of the rotating gear and the bearing can be reduced during operation, the service life of the device is prolonged, so that the problems that the abrasion is large in the operation process of the existing equipment and the service life of the device is shortened are solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a structural diagram of a fire retardant aramid fiber filter substrate of the present invention;
FIG. 2 is a front structural view of a fire-retardant aramid fiber filter base fabric manufacturing apparatus of the present invention;
FIG. 3 is a rear structure view of a fire-retardant aramid fiber filter base fabric manufacturing apparatus according to the present invention;
FIG. 4 is a side view of a device for manufacturing a fireproof and flame-retardant aramid fiber filter base fabric according to the present invention;
FIG. 5 is a schematic cross-sectional view of a fire-retardant aramid fiber filter base fabric manufacturing apparatus of the present invention along a rotating gear;
FIG. 6 is a schematic cross-sectional view of a fire-retardant aramid fiber filter base fabric manufacturing apparatus of the present invention taken along a conveyor roll;
fig. 7 is a flow chart of a preparation method of the fireproof flame-retardant aramid fiber filter base cloth of the invention.
1-supporting component, 3-drafting component, 5-lubricating component, 6-aramid fiber base cloth, 7-fireproof layer, 8-weather-resistant layer, 9-reinforcing layer, 11-supporting plate, 12-bearing, 31-conveying roller, 32-pressing roller, 33-driving motor, 34-driving gear, 51-first sealing plate, 52-second sealing plate, 53-oil collecting box, 54-oil inlet pipe, 55-oil pump, 56-oil tank, 57-rotary cover, 58-first box, 59-cooler, 111-first through hole, 311-rotating gear, 312-sealing ring, 321-roller body, 322-screw motor, 323-sliding plate, 324-pressure detecting unit, 325-reaction plate, 531-oil outlet, 2-aramid fiber base cloth, 532-oil leakage port, 591-cooling box, 592-heat dissipation grid plate and 593-cooling fan.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In a first aspect, referring to fig. 1, the present invention provides a fire-proof and flame-retardant aramid fiber filter base fabric, including: aramid base cloth 6, flame retardant coating 7, resistant layer 8 and enhancement layer 9 flame retardant coating 7 with aramid base cloth 6 is connected, resistant layer 8 with flame retardant coating 7 is connected, the enhancement layer 9 with resistant layer 8 is connected.
In the embodiment, the Aramid fibers are all referred to as "Aramid fibers", and are also referred to as Aramid fibers (Kevlar, a trade name of dupont, is one of the Aramid fibers, i.e., para-Aramid fibers), and are novel high-tech synthetic fibers, which have excellent properties of ultra-high strength, high modulus, high temperature resistance, acid and alkali resistance, light weight, etc., and have a strength 5 to 6 times that of steel wires, a modulus 2 to 3 times that of steel wires or glass fibers, a toughness 2 times that of steel wires, and a weight of only about 1/5 of steel wires, so that the strength of the base fabric can be greatly advanced, then the fire-proof layer 7 can be made of asbestos material, so that the fire-proof property of the Aramid fibers can be enhanced, the weather-resistant layer 8 is a curable epoxy resin coating composition, so that the heat-resistant property of the base fabric can be enhanced, the reinforcing layer 9 can be made of fully aromatic polyester, ultra-high-strength polyethylene fibers with relative molecular mass, the strength of the base fabric can be increased so as not to be easily damaged.
In a second aspect, please refer to fig. 2 to 6, the invention further provides a device for preparing a fireproof flame-retardant aramid fiber filter base fabric, which includes a supporting component 1, a drafting component 3 and a lubricating component 5, wherein the supporting component 1 includes a supporting plate 11 and a plurality of bearings 12, the supporting plate 11 has a plurality of first through holes 111, and the plurality of bearings 12 are fixedly connected with the supporting plate 11 and are located in the first through holes 111;
the drafting assembly 3 comprises a plurality of conveying rollers 31, the conveying rollers 31 are provided with rotating gears 311, the conveying rollers 31 are rotatably connected with the bearings 12, and the rotating gears 311 are positioned on one side of the bearings 12;
the lubricating component 5 comprises a first sealing plate 51, a second sealing plate 52, an oil collecting box 53, an oil inlet pipe 54, an oil pump 55 and an oil tank 56, wherein the first sealing plate 51 is fixedly connected with the supporting plate 11 and covers the rotating gear 311, the second sealing plate 52 is fixedly connected with the supporting plate 11 and is positioned on one side, far away from the first sealing plate 51, of the supporting plate 11, the oil collecting box 53 is provided with an oil outlet 531, the oil collecting box 53 is fixedly connected with the first sealing plate 51, the rotating gear 311 is positioned in the oil collecting box 53, the oil inlet pipe 54 is communicated with the second sealing plate 52, the oil pump 55 is communicated with the oil inlet pipe 54, and the oil tank 56 is communicated with the oil pump 55 and the oil outlet 531 and is positioned on one side of the supporting plate 11.
In this embodiment, the supporting assembly 1 includes a supporting plate 11 and a plurality of bearings 12, the supporting plate 11 has a plurality of first through holes 111, the supporting plate 11 is fixedly disposed on the ground to support the whole device, and the plurality of bearings 12 are fixedly connected to the supporting plate 11 and located in the first through holes 111; the drafting assembly 3 comprises a plurality of conveying rollers 31, each conveying roller 31 is provided with a rotating gear 311, each conveying roller 31 is rotatably connected with the bearing 12, the rotating gear is positioned on one side of the bearing 12, the conveying rollers 31 are supported by the bearing 12, the conveying rollers 31 can rotate smoothly, two adjacent rotating gears 311 are meshed for transmission, the rotating directions of two adjacent conveying rollers 31 are opposite, and therefore the base cloth can be wound on the conveying rollers 31 in an S shape for conveying; the lubricating component 5 comprises a first sealing plate 51, a second sealing plate 52, an oil collecting box 53, an oil inlet pipe 54, an oil pump 55 and an oil tank 56, wherein the first sealing plate 51 is fixedly connected with the supporting plate 11, covers the rotating gear 311, seals the space on one side of the rotating gear 311, the second sealing plate 52 is fixedly connected with the supporting plate 11, is positioned on one side of the supporting plate 11 far away from the first sealing plate 51, and seals the space on one side of the supporting plate 11, the oil collecting box 53 is provided with an oil outlet 531, the oil collecting box 53 is fixedly connected with the first sealing plate 51, the rotating gear 311 is positioned in the oil collecting box 53, the oil inlet pipe 54 is communicated with the second sealing plate 52, the oil pump 55 is communicated with the oil inlet pipe 54, and the oil tank 56 is communicated with the oil pump 55 and the oil outlet 531 and is positioned on one side of the supporting plate 11, the oil pump 55 is started to input the oil in the oil tank 56 into the second sealing plate 52 through the oil inlet pipe 54, so as to infiltrate the bearing 12 for lubrication, then the lubricating oil enters the oil collecting box 53 of the second sealing plate 52 through the gap of the bearing 12, the rotating gear 311 is adhered with the lubricating oil during rotation and is transferred to other adjacent gears, so that the rotating gear 311 and the bearing 12 can be lubricated in a circulating manner, the abrasion in the operation process can be reduced, the service life of the device is prolonged, and the problems that the abrasion is large in the operation process of the existing equipment and the service life of the device is shortened are solved.
Further, the lubrication assembly 5 further includes a first box 58, and the first box 58 is fixedly connected to the support plate 11 and is located between the bearing 12 and the rotating gear 311.
In the present embodiment, by providing the first cartridge 58 on the side of the rotating gear 311, the amount of lubricating oil at the bearing 12 can be increased, and the oil flows into the oil collecting cartridge 53 only when the amount of oil exceeds the first cartridge 58, so that the bearing 12 can be lubricated more sufficiently.
Further, the oil collecting box 53 is provided with an oil leakage port 532, the oil leakage port 532 is located at the bottom of the oil collecting box 53, the lubricating assembly 5 further comprises a screw cap 57, and the screw cap 57 is in threaded connection with the oil collecting box 53 and covers the oil leakage port 532.
In the present embodiment, the oil leakage hole 532 is provided at the bottom of the oil collecting box 53, and when the oil in the oil collecting box 53 needs to be cleaned, the screw cover 57 can be unscrewed to discharge the oil in the oil collecting box 53.
Further, the lubricating assembly 5 further comprises a cooler 59, wherein the cooler 59 is communicated with the oil collecting box 53 and the oil tank 56 and is positioned between the oil collecting box 53 and the oil tank 56; the cooler 59 comprises a cooling tank 591, a heat dissipation grid 592 and a cooling fan 593, wherein the cooling tank 591 is communicated with the oil collecting box 53, the heat dissipation grid 592 is fixedly connected with the cooling tank 591 and is positioned at one side of the cooling tank 591, and the cooling fan 593 is fixedly connected with the heat dissipation grid 592 and is positioned at one side of the heat dissipation grid 592.
In the present embodiment, the cooling device 59 may be used to cool the lubricant oil flowing out from the oil collecting box 53, and the cooling box 591 is used to pass the lubricant oil and start the cooling fan 593 to dissipate the heat from the heat dissipation grid 592, so that the lubricant oil may be kept at normal temperature and prevented from being denatured due to too high temperature.
Further, the conveying roller 31 further comprises a sealing ring 312, and the sealing ring 312 is located at a connection position of the conveying roller 31 and the first sealing plate 51 and the second sealing plate 52.
In the present embodiment, the sealing ring 312 may seal a position where the conveying roller 31 and the first sealing plate 51 contact the second sealing plate 52, thereby preventing foreign substances from entering or preventing the lubricant from leaking.
Further, the drafting assembly 3 further comprises a pressing roller 32, the pressing roller 32 comprises a roller body 321, a screw motor 322 and a sliding plate 323, the screw motor 322 is arranged at one side of the support plate 11, the sliding plate 323 is slidably connected with the support plate 11 and is in threaded connection with the screw of the screw motor 322, and the roller body 321 is rotatably connected with the sliding plate 323 and is located at one side of the support plate 11 close to the conveying roller 31; the pressure roller 32 further includes a pressure detecting unit 324 and a reaction plate 325, the pressure detecting unit 324 is fixedly connected to the supporting plate 11 and is located at one side of the supporting plate 11, and the reaction plate 325 is fixedly connected to the pressure detecting unit 324 and is fixedly connected to the screw motor 322.
In this embodiment, the screw motor 322 rotates to drive the sliding plate 323 to slide up and down under the support of the support plate 11, so as to drive the roller 321 to press or loosen the filter base cloth, and the pressure detecting unit 324 may be a force sensor, and may detect a counter force applied to the screw motor 322, so as to control the screw motor 322, so that the pre-tightening force is maintained within a certain range, and the pre-tightening force is prevented from slipping or breaking the base cloth.
Further, the drafting assembly 3 further comprises a driving motor 33 and a driving gear 34, the driving motor 33 is fixedly connected with the supporting plate 11 and is located at one side of the supporting plate 11, and the driving gear 34 is rotatably connected with the driving motor 33 and is meshed with the rotating gear 311.
In this embodiment, the driving gear 34 can be driven to rotate by the driving motor 33, so as to drive the rotating gear 311 to move.
In a third aspect, referring to fig. 7, the invention further provides a preparation method of the fireproof flame-retardant aramid fiber filter base fabric, which includes:
s101, spinning by using an aramid fiber spinning solution to obtain monofilaments;
the spinning solution can adopt a solution taking para-aramid fiber (PPTA) as a raw material, and can be made into monofilaments after spinning.
S102, cooling the monofilament, and then forming a base material through hot rolling and needling processes;
and (3) carrying out multiple times of needling, and then carrying out thermal bonding through a hot roller to obtain the filter cloth base material.
S103, drawing the base material through a fireproof flame-retardant aramid fiber filtering base cloth preparation device;
the filter cloth substrate is transported and drawn through transport rollers 31 to make the texture more uniform and to allow cooling to room temperature for further processing.
S104, spinning the drawn base material through a nanofiber electrostatic spinning device, and attaching a fireproof layer, a weather-resistant layer and a reinforcing layer;
electrospinning is a special form of electrostatic atomization of high molecular fluids, where the material split by atomization is not a tiny droplet, but a tiny jet of polymer, which can travel a considerable distance and eventually solidify into fibers. Here, the asbestos material of the fire-retardant layer, the cured epoxy resin coating composition of the weather-resistant layer, and the wholly aromatic polyester of the reinforcing layer are all attached to the base material by means of electrospinning.
And S105, after cooling, drafting the cooled aramid fiber filter base fabric through a fireproof flame-retardant aramid fiber filter base fabric preparation device.
And drafting again to obtain the aramid fiber filter base cloth.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (8)

1. A preparation device of fireproof flame-retardant aramid fiber filter base cloth is applied to preparing fireproof flame-retardant aramid fiber filter base cloth, the fireproof flame-retardant aramid fiber filter base cloth comprises aramid fiber base cloth, a fireproof layer, a weather-proof layer and a reinforced layer, the fireproof layer is connected with the aramid fiber base cloth, the weather-proof layer is connected with the fireproof layer, the reinforced layer is connected with the weather-proof layer, and the preparation device is characterized in that,
the drafting mechanism comprises a supporting component, a drafting component and a lubricating component, wherein the supporting component comprises a supporting plate and a plurality of bearings, the supporting plate is provided with a plurality of first through holes, and the plurality of bearings are fixedly connected with the supporting plate and are positioned in the first through holes;
the drafting assembly comprises a plurality of conveying rollers, the conveying rollers are provided with rotating gears, the conveying rollers are rotatably connected with the bearings, and the rotating gears are positioned on one sides of the bearings;
the lubricating component comprises a first sealing plate, a second sealing plate, an oil collecting box, an oil inlet pipe, an oil pump and an oil tank, wherein the first sealing plate is fixedly connected with the supporting plate and covers the rotating gear, the second sealing plate is fixedly connected with the supporting plate and is positioned at one side of the first sealing plate, the oil collecting box is provided with an oil outlet, the oil collecting box is fixedly connected with the first sealing plate, the rotating gear is positioned in the oil collecting box, the oil inlet pipe is communicated with the second sealing plate, the oil pump is communicated with the oil inlet pipe, and the oil tank is communicated with the oil pump and the oil outlet and is positioned at one side of the supporting plate.
2. The device for preparing the fire-proof and flame-retardant aramid fiber filter base cloth as claimed in claim 1,
the lubricating assembly further comprises a first box, and the first box is fixedly connected with the supporting plate and is located between the bearing and the rotating gear.
3. The device for preparing the fire-proof and flame-retardant aramid fiber filter base cloth as claimed in claim 1,
the oil collecting box is provided with an oil leakage opening which is positioned at the bottom of the oil collecting box, and the lubricating assembly further comprises a screw cap which is in threaded connection with the oil collecting box and covers the oil leakage opening.
4. The device for preparing the fire-proof and flame-retardant aramid fiber filter base cloth as claimed in claim 3,
the lubricating assembly further comprises a cooler, and the cooler is communicated with the oil collecting box and the oil tank and is positioned between the oil collecting box and the oil tank.
5. The device for preparing the fire-proof and flame-retardant aramid fiber filter base cloth as claimed in claim 1,
the conveying roller further comprises a sealing ring, and the sealing ring is located at the joint of the conveying roller and the first sealing plate and the second sealing plate.
6. The device for preparing the fire-proof and flame-retardant aramid fiber filter base cloth as claimed in claim 1,
the drafting assembly further comprises a compression roller, the compression roller comprises a roller body, a screw motor and a sliding plate, the screw motor is arranged on one side of the supporting plate, the sliding plate is connected with the supporting plate in a sliding mode and is in threaded connection with a screw of the screw motor, and the roller body is connected with the sliding plate in a rotating mode and is located on one side, close to the conveying roller, of the supporting plate.
7. The device for preparing the fire-proof and flame-retardant aramid fiber filter base cloth as claimed in claim 1,
the drafting assembly further comprises a driving motor and a driving gear, the driving motor is fixedly connected with the supporting plate and is located on one side of the supporting plate, and the driving gear is rotatably connected with the driving motor and is meshed with the rotating gear.
8. A preparation method of fireproof flame-retardant aramid fiber filter base cloth is used for preparing the fireproof flame-retardant aramid fiber filter base cloth based on the preparation device of the fireproof flame-retardant aramid fiber filter base cloth as claimed in claim 1,
carrying out spinning by using an aramid fiber spinning solution to obtain monofilaments;
cooling the monofilaments, and then forming a base material through hot rolling and needling processes;
drawing the base material through a fireproof flame-retardant aramid fiber filter base cloth preparation device;
spinning the drawn base material through a nanofiber electrostatic spinning device, and attaching a fireproof layer, a weather-resistant layer and a reinforcing layer;
and after cooling, drafting the cooled aramid fiber filter base fabric through a fireproof flame-retardant aramid fiber filter base fabric preparation device.
CN202110516345.2A 2021-05-12 2021-05-12 Fireproof flame-retardant aramid fiber filter base cloth, and preparation method and device thereof Active CN113510986B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101479761B1 (en) * 2013-08-01 2015-01-12 (주)에프티이앤이 Multi-Nanofiber filter for excellent heat-resisting property and its manufacturing method
CN104313711A (en) * 2014-09-26 2015-01-28 南京卓创高性能新材料有限公司 One-step method high-temperature and high-pressure melt spinning equipment and production method of polymer fiber
CN205398907U (en) * 2016-03-10 2016-07-27 博裕纤维科技（苏州）有限公司 Substrate - nanofiber composite filter material for bag collector and production facility thereof
CN109435383A (en) * 2018-12-06 2019-03-08 江苏汇达森环保材料有限公司 A kind of aramid fiber filtrate base fabric of fire protection flame retarding
CN208946791U (en) * 2018-10-22 2019-06-07 泉州市英伦环保科技有限公司 A kind of cyclone dust collectors filter screen that anti-flammability is high
CN209703083U (en) * 2018-12-28 2019-11-29 吴江市豫震纺织有限公司 A kind of woven dacron production equipment being readily disassembled
CN212666881U (en) * 2020-05-06 2021-03-09 海宁昱品环保材料有限公司 Anti-aging aramid fiber filtering base cloth

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101479761B1 (en) * 2013-08-01 2015-01-12 (주)에프티이앤이 Multi-Nanofiber filter for excellent heat-resisting property and its manufacturing method
CN104313711A (en) * 2014-09-26 2015-01-28 南京卓创高性能新材料有限公司 One-step method high-temperature and high-pressure melt spinning equipment and production method of polymer fiber
CN205398907U (en) * 2016-03-10 2016-07-27 博裕纤维科技（苏州）有限公司 Substrate - nanofiber composite filter material for bag collector and production facility thereof
CN208946791U (en) * 2018-10-22 2019-06-07 泉州市英伦环保科技有限公司 A kind of cyclone dust collectors filter screen that anti-flammability is high
CN109435383A (en) * 2018-12-06 2019-03-08 江苏汇达森环保材料有限公司 A kind of aramid fiber filtrate base fabric of fire protection flame retarding
CN209703083U (en) * 2018-12-28 2019-11-29 吴江市豫震纺织有限公司 A kind of woven dacron production equipment being readily disassembled
CN212666881U (en) * 2020-05-06 2021-03-09 海宁昱品环保材料有限公司 Anti-aging aramid fiber filtering base cloth

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