CN204387514U - A kind of high strength multi-layer compound lining Agricultural hose - Google Patents

A kind of high strength multi-layer compound lining Agricultural hose Download PDF

Info

Publication number
CN204387514U
CN204387514U CN201420861760.7U CN201420861760U CN204387514U CN 204387514 U CN204387514 U CN 204387514U CN 201420861760 U CN201420861760 U CN 201420861760U CN 204387514 U CN204387514 U CN 204387514U
Authority
CN
China
Prior art keywords
layer
water
band
strength
compound lining
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420861760.7U
Other languages
Chinese (zh)
Inventor
周万春
李靖靖
孙浩冉
赵富星
王少鹏
刘继军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongzhou University
Original Assignee
Zhongzhou University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhongzhou University filed Critical Zhongzhou University
Priority to CN201420861760.7U priority Critical patent/CN204387514U/en
Application granted granted Critical
Publication of CN204387514U publication Critical patent/CN204387514U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of high strength multi-layer compound lining Agricultural hose, water-band is made up of inside liner, enhancement layer and skin from inside to outside respectively, all adopts adhesive bonds between each layer; Inside liner is three-layer co-extruded compound lining film; Enhancement layer is polypropylene woven enhancement layer, can improve water-band intensity, strengthen and the affinity of adhesive layer; Skin is fabric face active layer; There is modification coating layer in outer field surface design, surperficial Richness, glossiness, printability, wear resistance and ageing resistance can be improved.Water-band physical property of the present utility model keeps good, high comprehensive performance, and leak, seepage rate is very low, zone face is smooth, attractive in appearance, has the advantages that intensity is high, lightweight, cost is low, the life-span is long, should be widely promoted and use.

Description

A kind of high strength multi-layer compound lining Agricultural hose
Technical field
The utility model relates to a kind of Agricultural hose, particularly a kind of high strength multi-layer compound lining Agricultural hose.
Background technique
Flexible water pipe plays a very important role in each side such as agriculture project, city trees and shrubs pouring, industrial production, at present, the medium-to-high grade water-band of domestic and international research and development mainly contains: common long filament water-band, EPDM (ethylene propylene diene rubber) water-band, PU(polyurethane) water-band, two-sided PU water-band etc., its outstanding advantages is: lightweight, peeling strength is high, cold-resistant, corrosion-resistant, ageing-resistant, easy winding, long service life; But it is high that shortcoming is price, not easily promotes.Low grade products has: the water-band such as common PVC product, rubber pipe, coating canvas, and their advantage is: moderate; Shortcoming is: heavy, and intensity is low, easily aging, easy bursting by freezing, frangibility etc.
The water-band pipe that China commercially has at present is nearly following several: adopt thermoplastic directly to extrude single-layer and transparent or translucent water-band pipe, adopt braiding after produce with thermosetting plastics or paste resin gum dipping process water-band pipe, extrude interior pipe with thermoplastic, be wound around enhancement layer, the outer field dimension of compound extruded is moulded water-band pipe, is adopted the canvas hose pipe of ribbon explained hereafter.
Application number be 200420022860.7 model utility belong to delivery equipment device class, specifically a kind of Wear-resisting high-pressure hose, it comprises rubber pipe, braiding Withstand voltage layer, it is characterized in that: outside braiding Withstand voltage layer, have a high molecular abrasion-proof coating, and high molecular abrasion-proof coating is compressed to one with braiding Withstand voltage layer.This product not only uses rear rollable, and volume is little, lightweight, easy to use, and wear resistance is good, long service life, low cost of manufacture.The utility model is specially adapted to fire-extinguisher water hose, also can be used as Agricultural hose.
Application number is a kind of novel water delivery hose for irrigating of model utility of 201320025823.0, the tube wall of described water delivery hose is three layers, be respectively outside low density polyethylene layer, middle high-density polyethylene layer, inner low density polyethylene layer, the high-density polyethylene layer of described centre is provided with the thickening layer accounting for radial girth 1/4 ~ 1/3 vertically.Compared with prior art, by the improvement of stratiform structure, make this product solid, durable, anticorrosive, anti-oxidant, Applicable scope is wider; And cost is lower, the insertion pipe fitting that the flexible pipe easily carrying and preserve can be simple with structure, easy to use, cheap well coordinates, and achieves minimization of cost, most effectiveization.
Application number be 02263691.9 model utility belong to a kind of Agricultural hose, its main body is braid and rubber lining, has adhesive layer between the two, has red latex coating outside braid.The utility model wear resistance is good, the strong adhesion between body layer, for field irrigation, and the defeated draining in fishpond, river course, long service life, the again Division identification of convenient operation person.
Material property and the process characteristic of total score bleed band pipe are known: adopt thermoplastic directly to extrude individual layer water-band pipe, body book, easily breaks, and leak, the phenomenon that seeps water is very serious, belong to disposable water-band pipe; Although the water-band pipe price of producing with thermosetting plastics is low, useless pipe causes environmental pollution because not reclaiming; Mould water-band pipe by the dimension of thermoplastic compound extruded explained hereafter, though waste product can directly reclaim, product qualified rate is low, in use, because inside and outside zone isolation intensity is low easy " absciss layer ", thus causes Reusability rate low; Ribbon canvas hose pipe market price is high, cannot reclaim and cause the wasting of resources with rear useless pipe.And it is inelastic and without flexible shortcoming because material is hardened that this several water-band pipe all also exists low operating temperatures.Therefore for above problem, need to develop a kind of novel, have that market price is cheap, good weatherability, waste product can directly reclaim, body is light, nonpollution environment, peeling strength are high, can the water-band pipe of repeated multiple times use.
Model utility content
The utility model is the above-mentioned deficiency in order to make up prior art, a kind of high strength multi-layer compound lining Agricultural hose is provided, belong to the new process preparing product of Multi-layer composite, braided fabric enhancing, surface coating, have the advantages that intensity is high, lightweight, cost is low, the life-span is long.
For achieving the above object, technical solution adopted in the utility model is: a kind of high strength multi-layer compound lining Agricultural hose, described water-band is made up of inside liner, enhancement layer and skin from inside to outside respectively, and described superficies arrange modification coating layer, all adopts adhesive bonds between each layer; Described inside liner is three-layer co-extruded compound lining film, and described enhancement layer is polypropylene woven enhancement layer, and described skin is fabric face active layer.
Described inner lining film is three-layer co-extruded structure, and total thickness is 0.02 ~ 0.05mm, comprise inner support layer, outer support layer and two-layer between bonding layer.
Described inner support layer main material is high density polyethylene, and described outer support layer main material is low density polyethylene (LDPE), and described bonding layer main material is EVA resin.
After described bonding layer and described adhesive merge mutually, the grid hole of enhancement layer described in infiltrate forms described fabric face active layer.
Described enhancement layer main material is polythene PE and propylene PP.
Described modification coating layer comprises modification coating material.
In the utility model, water-band is made up of inside liner, enhancement layer and skin from inside to outside respectively, superficies arrange modification coating layer, all adhesive bonds is adopted between each layer, modification coating layer comprises modification coating material, modification coating material mainly comprises polypropylene coating material, what adhesive adopted is the special compound film adhesive adapting to this programme, primarily of EVA resin, terpene resin, petroleum resin, rosin glyceride, microcrystalline wax, paraffin, antioxidant 1010 and dibutyl phthalate through polymerization melting, finally insert medicinal talcum powder and make.
Inside liner is three-layer coextru-laminated film, and object prevents from seeping water, reducing costs and improve the binding ability with enhancement layer; Enhancement layer is plastic braid, and object improves intensity, and enhancement layer is divided into some braid layer, and every layer is interwoven by silk thread longitude and latitude, utilizes special compound film adhesive to be bonded together between often two-layer; Modification coating material is top layer coating, and object improves surperficial Richness, glossiness, printability, wear resistance and ageing resistance.
Three-layer co-extruded composite membrane is a kind of composite membrane adopting coextrusion process to produce, and namely uses three extruders, after the plastic raw material melting of three kinds of different performance features, through controlled distribution runner, enters automatic die and extrude, the sandwich diaphragm made after cooling.The plastic raw material that can make full use of different performance carries out reasonable combination, thus improves the overall performance of composite membrane and water-band, improves the following process of composite membrane simultaneously and reduces cost of production.
The utility model water-band belongs to Multi-layer composite, braided fabric strengthens, the new process preparing product of surface coating, current low grade products can be avoided, as common PE, PVC, rubber, the water-band such as plastic cement coating sail are heavy, intensity is low, easily aging, easy bursting by freezing, the shortcoming of frangibility, and medium-to-high grade Agricultural hose, as common long filament water-band, EPDM (ethylene propylene diene rubber) water-band, the shortcoming that the water-band prices such as PU water-band and two-sided PU are high, physical property keeps good, high comprehensive performance, leak, seepage rate is very low, zone face is smooth, attractive in appearance, there is intensity high, lightweight, cost is low, the feature that life-span is long, should be widely promoted and use.
Accompanying drawing explanation
Fig. 1 is the utility model water-band each Rotating fields arrangement generalized section.
Fig. 2 is the structural representation of the utility model inside liner.
Fig. 3 is the utility model water-band flow schematic diagram.
Specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of high strength multi-layer compound lining Agricultural hose, water-band is made up of inside liner 1, enhancement layer 3 and outer 4 from inside to outside respectively, and outer 4 surfaces arrange modification coating layer 5, all adopt adhesive 2 to bond between each layer; Inside liner 1 is three-layer co-extruded compound lining film, and enhancement layer 3 is polypropylene woven enhancement layer, and outer 4 is fabric face active layer; Inner lining film is three-layer co-extruded structure, and total thickness is 0.02 ~ 0.05mm, comprise inner support layer 6, outer support layer 7 and two-layer between bonding layer 8; Inner support layer 6 main material is high density polyethylene, and outer support layer 7 main material is low density polyethylene (LDPE), and bonding layer 8 main material is EVA resin; After bonding layer 8 and adhesive 2 merge mutually, the grid hole of infiltrate enhancement layer 3 forms fabric face active layer; Enhancement layer 3 main material is polythene PE and propylene PP; Modification coating layer 5 comprises modification coating material.
Each Rotating fields arrangement generalized section of the utility model water-band as shown in Figure 1, water-band is from inside to outside respectively by inside liner, enhancement layer and outer formation, superficies arrange modification coating layer, all adhesive bonds is adopted between each layer, modification coating layer comprises modification coating material, modification coating material mainly comprises polypropylene coating material, what adhesive adopted is the special compound film adhesive adapting to this programme, primarily of EVA resin, terpene resin, petroleum resin, rosin glyceride, microcrystalline wax, paraffin, antioxidant 1010 and dibutyl phthalate are through polymerization melting, finally insert medicinal talcum powder to make.
Enhancement layer is polypropylene woven enhancement layer, and can improve water-band intensity, strengthen and the affinity of adhesive, enhancement layer is divided into some braid layer, and every layer is interwoven by silk thread longitude and latitude, utilizes special compound film adhesive to be bonded together between often two-layer; Outer fabric surface active layer; There is modification coating layer in outer field surface design, surperficial Richness, glossiness, printability, wear resistance and ageing resistance can be improved; Modification coating material is top layer coating, and object improves surperficial Richness, glossiness, printability, wear resistance and ageing resistance.
Liner layer structure as shown in Figure 2, for three-layer co-extruded compound lining film, for avoiding the infiltration phenomenon produced because of the existence of polyolefin film nucleus, adopting three-layer co-extruded technology, having and preventing from seeping water, reducing costs and improve and enhancement layer binding ability, wherein 6 is inner support layer, 7 is outer support layer, and 6 and 7 play the effect that support structure improves intensity, and 8 is bonding layer, based on EVA, its Main Function is to improve the compatibility with compound film adhesive.
Three-layer co-extruded composite membrane is a kind of composite membrane adopting coextrusion process to produce, namely three extruders are used, after the plastic raw material melting of three kinds of different performance features, through controlled distribution runner, enter automatic die to extrude, the sandwich diaphragm made after cooling.The plastic raw material that can make full use of different performance carries out reasonable combination, thus improves the overall performance of composite membrane and water-band, improves the following process of composite membrane simultaneously and reduces cost of production.
Inside liner is the three-layer co-extruded blown film of thickness 0.02 ~ 0.05mm, and film inner support layer is based on highly dense poly-second HDPE, and film outer support layer is based on low close poly-second LDPE, and the main material of braiding enhancement layer is polythene PE, propylene PP.Bonding layer is based on EVA, and its hot melting temperature is starkly lower than LDPE, PE and PP.EVA film under melted state and do not melt between PE, PP weave cloth and have certain adhesiveness, utilize this characteristic of three-layer co-extruded thin-film material just, add the bonding layer 8 based on EVA, pass through series of process, by inside liner 1 with braiding enhancement layer 3 under the semi-molten state of preference temperature, pressing is bonded as one.After bonding layer 8 and adhesive 2 merge mutually, infiltrate weaves the grid hole of enhancement layer 3, form fabric face active layer 4, it plays cementation, become again the outer surface of water-band, at the surface coating modified coating material of surface active layer 4, to improve water-band surface Richness, glossiness, printability, wear resistance and ageing resistance.
The employing gapless combination process of cylindric inside liner 1 and cylindric woven polyolefine enhancement layer 3 as shown in Figure 3, is the utility model water-band flow schematic diagram, because inside liner 1 is thin and intensity is low, very difficult with the gapless compound of braiding enhancement layer 3; Inside liner 1 external diameter is less than braiding made-up belt 3, and composite effect is poor, and braiding made-up belt 3 does not have humidification, and inner lining film easily breaks; Inside liner 1 external diameter is greater than braiding made-up belt 3, easily gauffer is there is in inside liner 1 at compound tense, folding resistance is poor, easy infiltration, so when concrete water-band makes, have employed special made-up belt braiding apparatus and technique, make cylindric inside liner 1 reach gapless compound with cylindric woven polyolefine made-up belt 3, inside liner 1 keeps well with the physical property of braiding enhancement layer 3, flexible, intensity is high, high comprehensive performance, leak, seepage rate is very low, its internal and external layer heating adhesion process itself plays good ironing effect, make zone face smooth, attractive in appearance, appearance quality is good.

Claims (6)

1. a high strength multi-layer compound lining Agricultural hose, is characterized in that: described water-band is made up of inside liner, enhancement layer and skin from inside to outside respectively, and described superficies arrange modification coating layer, all adopts adhesive bonds between each layer; Described inside liner is three-layer co-extruded compound lining film, and described enhancement layer is polypropylene woven enhancement layer, and described skin is fabric face active layer.
2. high strength multi-layer compound lining Agricultural hose as claimed in claim 1, is characterized in that: described inner lining film is three-layer co-extruded structure, and total thickness is 0.02 ~ 0.05mm, comprise inner support layer, outer support layer and two-layer between bonding layer.
3. high strength multi-layer compound lining Agricultural hose as claimed in claim 2, it is characterized in that: described inner support layer main material is high density polyethylene, described outer support layer main material is low density polyethylene (LDPE), and described bonding layer main material is EVA resin.
4. high strength multi-layer compound lining Agricultural hose as claimed in claim 2, it is characterized in that: after described bonding layer and described adhesive merge mutually, the grid hole of enhancement layer described in infiltrate forms described fabric face active layer.
5. high strength multi-layer compound lining Agricultural hose as claimed in claim 1, is characterized in that: described enhancement layer main material is polythene PE and propylene PP.
6. high strength multi-layer compound lining Agricultural hose as claimed in claim 1, is characterized in that: described modification coating layer comprises modification coating material.
CN201420861760.7U 2014-12-31 2014-12-31 A kind of high strength multi-layer compound lining Agricultural hose Expired - Fee Related CN204387514U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420861760.7U CN204387514U (en) 2014-12-31 2014-12-31 A kind of high strength multi-layer compound lining Agricultural hose

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420861760.7U CN204387514U (en) 2014-12-31 2014-12-31 A kind of high strength multi-layer compound lining Agricultural hose

Publications (1)

Publication Number Publication Date
CN204387514U true CN204387514U (en) 2015-06-10

Family

ID=53360234

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420861760.7U Expired - Fee Related CN204387514U (en) 2014-12-31 2014-12-31 A kind of high strength multi-layer compound lining Agricultural hose

Country Status (1)

Country Link
CN (1) CN204387514U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104500872A (en) * 2014-12-31 2015-04-08 中州大学 High-pressure-resistance ultrathin agricultural water hose with three-layer co-extrusion composite lining
CN107975640A (en) * 2016-10-24 2018-05-01 新疆天业(集团)有限公司 Agricultural irrigation braiding water delivery soft ribbons
CN109707922A (en) * 2019-01-23 2019-05-03 浙江富华新材料科技有限公司 A kind of lightweight braided water pipe of anti-twisting and production procedure

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104500872A (en) * 2014-12-31 2015-04-08 中州大学 High-pressure-resistance ultrathin agricultural water hose with three-layer co-extrusion composite lining
CN104500872B (en) * 2014-12-31 2016-08-24 中州大学 The high pressure ultra-thin Agricultural hose of a kind of three-layer co-extruded compound lining
CN107975640A (en) * 2016-10-24 2018-05-01 新疆天业(集团)有限公司 Agricultural irrigation braiding water delivery soft ribbons
CN109707922A (en) * 2019-01-23 2019-05-03 浙江富华新材料科技有限公司 A kind of lightweight braided water pipe of anti-twisting and production procedure

Similar Documents

Publication Publication Date Title
CN204387514U (en) A kind of high strength multi-layer compound lining Agricultural hose
CN104500872B (en) The high pressure ultra-thin Agricultural hose of a kind of three-layer co-extruded compound lining
CN201821716U (en) Multilayer co-extrusion ultrathin pressure-resistance plastic drip irrigation tape
CN103144391B (en) Composite polyester and nylon release film
CN108000831A (en) A kind of steel mesh plastic composite pipe processing technology
CN2751539Y (en) Three-layer Co-squeezing drop irrigation pipe
CN206530785U (en) Agricultural irrigation braiding water delivery soft ribbons
CN201448524U (en) Pressure-resistant water hose
CN203994961U (en) 11 layers of co-extrusion deep drawn film of PE/TIE/PA/TIE/PA/TIE/PE/EVA/PVDC/EVA/PE
CN205001679U (en) Compound hose of multilayer rubber and plastic
CN109058613A (en) A kind of high adhesion force lightweight co-extrusion robber cement band and manufacturing method
CN203994881U (en) The soft band of a kind of collapsible water delivery of agricultural enhancement mode
CN204871993U (en) Wear -resisting compound hose of two -sided polyurethane high pressure
CN107975640A (en) Agricultural irrigation braiding water delivery soft ribbons
CN204604855U (en) A kind of PPR pipe co-extruder head
CN201296076Y (en) Film composite structure
CN204054835U (en) PP/EVA/PVDC/EVA/PE 5 layers of co-extrusion stretched film
CN106287024A (en) A kind of novel railway air-brake coupling hose and preparation method thereof
CN209705451U (en) A kind of cold-resistant composite winding pipe
CN101973116A (en) Method for manufacturing plastic tube in hot-melt connection mode
CN102644473B (en) Light plastic-woven inner sticking film air duct
CN205190992U (en) HDPE cavity wall winding pipe
CN201882357U (en) Plastic film laminated woven sack
CN207059394U (en) A kind of composite membrane for being used to prepare tubing
CN202213210U (en) Device for manufacturing spiral wound or braided steel wire reinforced composite plastic pipe

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150610

Termination date: 20151231

EXPY Termination of patent right or utility model