CN202674573U - Finned tube related to fiber weaving pultrusion - Google Patents

Finned tube related to fiber weaving pultrusion Download PDF

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Publication number
CN202674573U
CN202674573U CN 201220364141 CN201220364141U CN202674573U CN 202674573 U CN202674573 U CN 202674573U CN 201220364141 CN201220364141 CN 201220364141 CN 201220364141 U CN201220364141 U CN 201220364141U CN 202674573 U CN202674573 U CN 202674573U
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layer
fiber
pipe
fibers
long
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CN 201220364141
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Chinese (zh)
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王云凯
黄兰玉
黄起满
黄海咏
魏朝贵
徐秀娟
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GUANGDONG BAOTONG FRP CO Ltd
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GUANGDONG BAOTONG FRP CO Ltd
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Abstract

The utility model relates to a finned tube related to fiber weaving pultrusion. The finned tube is characterized by consisting of a first long fiber woven layer, a third long fiber woven layer and an interlayer arranged between the first long fiber woven layer and the third long fiber woven layer, wherein the interlayer is constituted by a longitudinal fiber layer, circumferential fiber, a fiber felt or multiple woven layers; and the finned tube is cylindrical, spiral corrugated reinforcing ribs are arranged on the outer wall of the finned tube, the inner wall of the finned tube is a smooth surface, the finned tube comprise multiple fiber layers woven by multiple long fiber, and each fiber layer is impregnated with a resin material layer and is formed through thermal curing. Compared with the prior art, the finned tube is novel in structure and special in shape, the advantages of light weight and high strength of a fiber composite material is given into play, the weaknesses of insufficient circumferential strength and rigidity of a common pultrusion tube are overcome, the defects of insufficient longitudinal strength, more labor force and complicated technology of a fixed-length wound tube are also overcome, so that a product is ensured to have good strength, rigidity and comprehensive performance. The finned tube related to fiber weaving pultrusion has the advantages that the production technology is simple, continuous production is realized, and the production efficiency is high.

Description

A kind of riffled tube of relevant fibrage pultrusion
[technical field]
The utility model is a kind of riffled tube of fiber pultrusion, the conveyance conduit technical field that relates to draining, blowdown, optical fiber, cable, highway and railway underground construction, water conservancy irrigation, chemical industry, mine fluid, specifically a kind of riffled tube of relevant fibrage pultrusion.
[background technique]
Along with China's expanding economy, to municipal engineering, electric power system, chemical industry, communication, the requirement of water conservancy irrigation safety also improves day by day, therefore select that conveyance conduit is even more important preferably, for a long time, conveyance conduit adopts metallic material to make, such as steel pipe, iron pipe etc., the traditional metal materials pipeline is because its production process energy consumption is large, operation is mainly with reaching in actual the use in humidity, dirty long-pending thing, metallic conductivity in the rugged environment such as coastal salt fog, easy-to-rust, life-span is short, shortcomings such as facility maintenance cost height and gradually being eliminated be the substitute is various New Type Material pipelines.The present plastic ripple pipeline of the common various plastics that the Wrapping formed pipeline of glass fiber reinforced plastics composite material, extruding and moulding arranged and various hollow, reinforcement on the market.
As everyone knows, adopt the Wrapping formed pipeline of glass fiber reinforced plastics composite material, and in order to improve rigidity, to reduce cost and the sand-inclusion pipeline that occurs, its weight is large, and quality of product is uneven, longitudinal strength is low, fragility is large, and elongation at break is low, and traditional pulling and extruding glass steel tube, hoop intensity is low, and hoop rigidity is poor.
[summary of the invention]
The purpose of this utility model is in order to solve above-mentioned contradiction, know-why according to Fiberglass-reinforced Plastics Pultrusion Technology And Its Products, a kind of fiber composite riffled tube of novel structure is provided, pultrusion is combined with knitting skill, and structurally done the ring-stiffened design, adopting long fibre is pipeline by continuous weaving, impregnation, pultrusion, solidifying.Being shaped as of product pipe is cylindrical, and the surface is helical ripple, and internal surface is smooth surface, and this product rigidity is large, intensity is high, has good flexibility, is conducive to the installation of pipeline, and corrosion-resistant, long service life has improved the product combination property greatly, has reduced cost of production.
For achieving the above object, design a kind of riffled tube of fibrage pultrusion, the cylinder type that is shaped as that it is characterized in that described pipe, the outer wall of pipe is provided with the stiffening rib of helical ripple shape, the inwall of pipe is smooth surface, pipe consists of layer of fibers by many long fibre braidings, every layer of layer of fibers is provided with one deck resin material, by the heat cure moulding, the layer of fibers of pipe is comprised of the mesosphere between first layer long fibre braid and the 3rd layer of long fibre braid and first layer and the 3rd layer, and described mesosphere is made of long grain fiber layer or hoop layer of fibers or fibrofelt.
A kind of riffled tube of fibrage pultrusion, the cylinder type that is shaped as that it is characterized in that described pipe, the outer wall of pipe is provided with the stiffening rib of helical ripple shape, the inwall of pipe is smooth surface, pipe consists of layer of fibers by many long fibre braiding pultrusions, every layer of layer of fibers is provided with one deck resin material, by the heat cure moulding, the layer of fibers of pipe is five-layer structure, be comprised of the interlayer between first layer long fibre braid and layer 5 long fibre braid and first layer and the layer 5, described interlayer is by second layer long grain fiber layer or hoop layer of fibers or fibrofelt, the 3rd layer of long fibre braid or hoop layer of fibers or fibrofelt, the 4th layer of long grain fiber layer or hoop layer of fibers or fibrofelt form.
A kind of riffled tube of fibrage pultrusion, it is characterized in that being shaped as of described pipe is cylindrical, the outer wall of pipe is provided with the stiffening rib of helical ripple shape, the inwall of pipe is smooth surface, pipe consists of layer of fibers by many long fibre braiding pultrusions, every layer of layer of fibers is provided with one deck resin material, by the heat cure moulding, the layer of fibers of pipe is multi-layer structure, by first layer long fibre braid, second layer long grain fiber layer, the 3rd layer of long fibre braid or hoop layer of fibers or fibrofelt, the 4th layer of long grain fiber layer or fibrofelt, layer 5 is long fibre braid or hoop layer of fibers, layer 6 long grain fiber layer or fibrofelt, layer 7 long fibre braid forms.
20 ~ 400 millimeters of the internal diameters of above-mentioned pipe, the length of pipe determine that according to requirements the thickness of pipe requires to determine according to product specification.
Every layer of layer of fibers is provided with one deck resin material, employing be that heat cured resin material such as epoxy resin or phenolic resin or polyester resin etc. is made.The high-performance thermosetting resin: urea formaldehyde resin, melamine formaldehyde resin, unsaturated resin, polyurethane, polyimide etc. strengthen resin, comprise the thermosetting resin of instead of glass.
Above-mentioned first layer long fibre to the fiber of the long grain fiber of layer 7 fiber or mesosphere or interlayer or hoop fiber or fibrofelt adopts glass fibre or carbon fiber or basalt fibre or aramid fiber to make.
The utility model compared with prior art, it has structurally had very large improvement, the internal and external layer structure is fiber braiding layer, interlayer structure is long grain fiber layer or hoop layer of fibers or fibrofelt, product has higher longitudinal strength and hoop intensity, remedied the shortcoming of entwining tube longitudinal strength deficiency, also solved the problem of pultrusion pipe ring to strength deficiency, described tube outer wall is corrugated, its effect plays the stiffening rib effect, described stiffening rib is to be formed by fiber and resin compounded, improves the pipeline hoop rigidity more than 3 times, and buried pipeline is compared with common sand-inclusion pipeline, hoop rigidity has obvious advantage, compare with other material riffled tube, such as the metal riffled tube, its corrosion-resistant height, life-span is long, compare with the PVC riffled tube, its intensity is high, strong shock resistance.The advantage of fibrous composite high-strength light has been given full play in the invention, has overcome the weakness of its insufficient rigidity, makes product have good intensity, rigidity and combination property.Production technology is simple, can produce continuously, and manufacturing efficiency is high, and it is many to have overcome the recruitment of fixed length entwining tube, the defect that technique is loaded down with trivial details.
[description of drawings]
Fig. 1 (a) is tube exterior worm structure schematic representation of the present utility model;
Fig. 1 (b) is the plan view of Fig. 1 (a);
Fig. 1 (c) is three-decker schematic representation of the present utility model
Fig. 2 is the five-layer structure schematic representation among the embodiment of the present utility model;
Fig. 3 is the seven-layer structure schematic representation among another embodiment of the present utility model;
Referring to Fig. 1,1 is first layer long fibre braid.2 is packed layer, and 3 is the 3rd layer of long fibre braid, and 4 is cylindrical, and 5 for the surface of pipe is corrugated, and 6 is the inner wall smooth face of pipe;
Referring to Fig. 2,21 is first layer long fibre braid, and 22 is second layer long grain fiber layer or hoop layer of fibers or fibrofelt, 23 is the mesosphere, by long fibre braid or hoop layer of fibers or fibrofelt, 24 the 4th layers by long grain fiber layer or hoop layer of fibers or fibrofelt, and 25 is the long fibre braid;
Referring to Fig. 3,31 is first layer long fibre braid, 32 is second layer long grain fiber layer, 33 is that shellring is to layer of fibers or long fibre braid or fibrofelt, 34 is long grain fiber layer or fibrofelt, 35 layer 5s are long fibre braid or hoop layer of fibers, and 36 is layer 6 long grain fiber layer or fibrofelt, and 37 is that layer 7 long fibre braid forms.
[embodiment]
Below in conjunction with accompanying drawing the utility model is further described, this employing glass fibre reinforced plastics pultrusion manufacturing technology and draw continuously the production technology of knitting riffled tube is more clearly to this professional person.
Fig. 1 has provided three layers of schematic representation of basic structure of riffled tube, and Fig. 2 has provided the structural representation of five-layer structure riffled tube, and Fig. 3 has provided the structural representation of seven-layer structure riffled tube,
Product specification requirement with reference to Fig. 1, hold mould successfully, mould is heated up, be ready to knitting machine and fiber spindle, according to Fig. 1 or Fig. 2 or the woven layer of fibers of Fig. 3, described layer of fibers can be three layers, also can be that the braiding of multilayer long fibre consists of, described layer of fibers is coated on process steeping vat impregnation on the core, enters the internal thread mould together with long grain fiber, and the hoop fiber is fixed in the internal thread groove, start tractor and rotary die, product from right-hand member out, cutting machine surface trimming after the length of or design requirement long to 6 meters becomes product.Described weaving is by two or many layer of fibers that knitting machine connects in the equidistant cross arrangement of cylindrical mandrel braiding, described gum dipping process is provided with the resin material that has prepared in the steeping vat the inside, described resin material is epoxy resin or the heat cured resin material such as phenolic resin or polyester resin, adopt glass fibre or carbon fiber or Black Warrior fiber or aramid fiber to put impregnation to the steeping vat the long grain fiber of above-mentioned long fibre braid or mesosphere or interlayer or hoop fiber or fibrofelt, every one deck all will pass through impregnation; Then adopt vacuum pump to vacuumize, described cure process material enters in the mould of rotation solidifying under the effect of oven electric hot plate, 120 ℃ ~ 170 ℃ of solidifying temperatures, described oven adopts Resistant heating or radio frequency heating or other electro-heat installation, the hoop fiber enters the external mold inboard simultaneously, forward operation forms riffled tube under the pulling equipment effect; Described cutting finished product technique cuts into finished product by following the tracks of cutting machine by the design length requirement.

Claims (6)

1. the riffled tube of a fibrage pultrusion, the cylinder type that is shaped as that it is characterized in that described pipe, the outer wall of pipe is provided with the stiffening rib of helical ripple shape, the inwall of pipe is smooth surface, pipe consists of layer of fibers by many long fibre braidings, every layer of layer of fibers is provided with one deck resin material, by the heat cure moulding, the layer of fibers of pipe is comprised of the mesosphere between first layer long fibre braid and the 3rd layer of long fibre braid and first layer and the 3rd layer, and described mesosphere is made of long grain fiber layer or hoop fiber or fibrofelt.
2. the riffled tube of a fibrage pultrusion, the cylinder type that is shaped as that it is characterized in that described pipe, the outer wall of pipe is provided with the stiffening rib of helical ripple shape, the inwall of pipe is smooth surface, pipe consists of layer of fibers by many long fibre braidings, every layer of layer of fibers is provided with one deck resin material, by the heat cure moulding, the layer of fibers of pipe is five-layer structure, formed by the interlayer between first layer long fibre braid and layer 5 long fibre braid and first layer and the layer 5, described interlayer is by second layer long grain fiber layer or hoop layer of fibers or fibrofelt, the 3rd layer of long fibre braid or hoop layer of fibers or fibrofelt, the 4th layer of long grain fiber layer or hoop layer of fibers or fibrofelt form.
3. the riffled tube of a fibrage pultrusion, it is characterized in that being shaped as of described pipe is cylindrical, the outer wall of pipe is provided with the stiffening rib of helical ripple shape, the inwall of pipe is smooth surface, pipe consists of layer of fibers by many long fibre braidings, every layer of layer of fibers is provided with one deck resin material, by the heat cure moulding, the layer of fibers of pipe is multi-layer structure, by first layer long fibre braid, second layer long grain fiber layer, the 3rd layer of long fibre braid or hoop layer of fibers or fibrofelt, the 4th layer of long grain fiber layer or fibrofelt, layer 5 is long fibre braid or hoop layer of fibers, layer 6 long grain fiber layer or fibrofelt, layer 7 long fibre braid forms.
4. such as the riffled tube of claim 1 or 2 or 3 described a kind of fibrage pultrusions, it is characterized in that 20 ~ 400 millimeters of the internal diameters of pipe, the length of pipe determines that according to requirements the thickness of pipe is determined according to designing requirement.
5. such as the riffled tube of claim 1 or 2 or 3 described a kind of fibrage pultrusions, it is characterized in that every layer of layer of fibers is provided with the resin of one deck resin material, employing be that heat cured resin material such as epoxy resin or phenolic resin or polyester resin etc. is made.
6. such as the riffled tube of claim 1 or 2 or 3 described a kind of fibrage pultrusions, the fiber that it is characterized in that the long grain fiber of every layer of long fibre braid or mesosphere or interlayer or hoop fiber or fibrofelt adopts glass fibre or carbon fiber or Black Warrior fiber or aramid fiber to make.
CN 201220364141 2012-07-25 2012-07-25 Finned tube related to fiber weaving pultrusion Active CN202674573U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103302906A (en) * 2013-06-01 2013-09-18 山东爱地高分子材料有限公司 Ultra-high-modulus polyethylene fiber reinforced plastic rod and manufacturing method thereof
CN103557376A (en) * 2013-11-15 2014-02-05 广东宝通玻璃钢有限公司 Continuous large-caliber woven fiber reinforced thermoset pultrusion pipeline and production method
TWI626880B (en) * 2017-03-23 2018-06-21 Cai yi zhen Vertical underground irrigation construction method and irrigation network management
CN112009048A (en) * 2019-05-31 2020-12-01 江苏华盟新型材料科技有限公司 High-strength fiber pipeline and manufacturing method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103302906A (en) * 2013-06-01 2013-09-18 山东爱地高分子材料有限公司 Ultra-high-modulus polyethylene fiber reinforced plastic rod and manufacturing method thereof
CN103557376A (en) * 2013-11-15 2014-02-05 广东宝通玻璃钢有限公司 Continuous large-caliber woven fiber reinforced thermoset pultrusion pipeline and production method
TWI626880B (en) * 2017-03-23 2018-06-21 Cai yi zhen Vertical underground irrigation construction method and irrigation network management
CN112009048A (en) * 2019-05-31 2020-12-01 江苏华盟新型材料科技有限公司 High-strength fiber pipeline and manufacturing method thereof

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CP02 Change in the address of a patent holder

Address after: 518118 No. 6352 Pingshan Avenue, Shatian Community, Kengzi Street, Pingshan District, Shenzhen City, Guangdong Province

Patentee after: Guangdong Baotong FRP Co., Ltd.

Address before: 516221 Xin'an Formation 4, Qiuchang Xintang Village, Huiyang District, Huizhou City, Guangdong Province

Patentee before: Guangdong Baotong FRP Co., Ltd.

CP02 Change in the address of a patent holder