CN110682614A - 一种高强热熔粗旦长丝过滤排水管 - Google Patents

一种高强热熔粗旦长丝过滤排水管 Download PDF

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CN110682614A
CN110682614A CN201911011964.5A CN201911011964A CN110682614A CN 110682614 A CN110682614 A CN 110682614A CN 201911011964 A CN201911011964 A CN 201911011964A CN 110682614 A CN110682614 A CN 110682614A
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drain pipe
coarse denier
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谢朝霞
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Hunan Sheng Shi Earthwork Materials Manufacturing 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
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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00—Producing tubular articles
    • B29D23/001—Pipes; Pipe joints
    • 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
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • 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
    • B32B5/028—Net structure, e.g. spaced apart filaments bonded at the crossing points
    • 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
    • B32B5/08—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 the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different 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
    • 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
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/20—All layers being fibrous or filamentary
    • 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
    • B32B2262/0276—Polyester fibres
    • B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
    • 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
    • B32B2262/12—Conjugate fibres, e.g. core/sheath or side-by-side
    • 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
    • B32B2262/14—Mixture of at least two fibres made of different materials
    • 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
    • B32B2597/00—Tubular articles, e.g. hoses, pipes

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Abstract

本发明公开了一种高强热熔粗旦长丝过滤排水管，包括上层、中间层和下层，上层和下层均为非织造三维纤维网，中间层为立体网芯；所述高强热熔粗旦长丝过滤排水管具有耐压高、孔隙率大，全方位过滤、排水的优良特性；此外，所述排水管能在土壤掩埋的封闭覆盖层之下，将汇集渗透过覆盖层的雨水或堆场本身排放的污水排出于排水沟，且能保护土壤不流失，不淤堵，并起加固土壤作用；施工方便，成本低。本发明还公布了一种高强热熔粗旦长丝过滤排水管的制备方法，所述高强热熔粗旦长丝过滤排水管是一种以PET、PP、PE、ES树脂为原料经高温熔融、挤压纺丝、冷却、乱丝铺网、热熔加固、模具成型、三维纤维网复合等工序而制成。

Description

一种高强热熔粗旦长丝过滤排水管
技术领域
本发明涉及一种排水设施，具体是一种高强热熔粗旦长丝过滤排水管。
背景技术
过滤排水管在实际生产生活中应用广泛，诸如屋顶花园及地下建筑物顶部覆土绿化排水、透气；运动场地、高尔夫球场盲沟排水、保障运动场地功能；园艺、苗圃地下灌溉；地下建筑物外壁排水，减少地下水对建筑物侵害；隧道外壁纵向、球环向盲沟排水，保证防渗安全；堤防工程中作为排水减压措施；港口、码头、机场等大面积场地排水，防止地面浸水沉降；软土地基排水改良路基、边沟、边坡、中央隔离带排水；挡土墙的排水导水；垃圾填埋场渗滤液集排、封闭层排水导气；污泥干化场、尾矿坝、贮灰场底部排水等等场合。
现有的过滤排水管通常渗透率不高，造价较高且容易老化，这对实际的使用维护造成诸多不便，因此，有必要对现有技术提出改进。
发明内容
本发明的目的在于提供一种高强热熔粗旦长丝过滤排水管，具有渗透率高、造价低廉、经久耐用、抗老化等优良特性，以解决上述背景技术中提出的问题。
为实现上述目的，本发明提供如下技术方案：
一种高强热熔粗旦长丝过滤排水管，包括上层、中间层和下层，上层和下层均为非织造三维纤维网，中间层为立体网芯；作为本发明进一步的方案：所述上层和下层的原材料包括环保胶、ES复合纤维、PET纤维、PP纤维，中间层为粗旦纤维热熔立体网芯。
作为本发明进一步的方案：所述高强热熔粗旦长丝过滤排水管的截面形状包括圆形和矩形。
作为本发明进一步的方案：截面为圆形的产品规格为φ50～φ300mm，厚度为6.0～50mm；截面为矩形的产品规格为：70*35mm、120*35mm、150*20mm、150*35mm、145*20mm、145*30mm，厚度6.0～50mm。
一种高强热熔粗旦长丝过滤排水管的制备方法，包括以下步骤：
第一步，原材料处理：对所取原材料按颜色、材质和品种进行分类，使用高分子全效
清洗剂对各种原材料分别进行清洗；将清洗后的原材料分别在恒温控制箱中干燥除湿；将干燥除湿后的各种原材料经高速粉碎机分类粉碎切成粒径小于10mm的均匀颗粒；将均匀颗粒投入高混机组，温度调至150℃，让粒料降解15分钟；将降解后的粒料粉碎成200目的粉状料，在搅拌捏合机180℃的高温条件下混合20分钟，然后切成粒径为6mm的颗粒；
第二步，高温熔融：将第一步所得颗粒在140℃-160℃高温条件下熔融；
第三步，挤压纺丝：经锥形双螺杆挤出机挤出，真空定型箱定型；
第四步，冷却：成品冷却；
第五步，乱丝铺网：将冷却后的乱丝进行铺网；
第六步，热熔加固：对铺网的乱丝进行热熔加固；
第七步，模具成型：热熔加固后置于相应模具中进行成型；
第八步，三维纤维网复合：将成型后的各部分按照上层、中间层和下层的顺序进行复合；
第九步，高强热熔粗旦长丝过滤排水管：制得成品；
第十步，检验：对制得的成品进行质量检验，检验合格后出厂销售。
与现有技术相比，本发明的有益效果是：所述高强热熔粗旦长丝过滤排水管具有耐压高、孔隙率大，全方位过滤、排水的优良特性；此外，所述排水管能在土壤掩埋的封闭覆盖层之下，将汇集渗透过覆盖层的雨水或堆场本身排放的污水排出于排水沟，且能保护土壤不流失，不淤堵，并起加固土壤作用；施工方便，成本低。
附图说明
图1为圆形高强热熔粗旦长丝过滤排水管截面结构示意图。
图2为矩形高强热熔粗旦长丝过滤排水管截面结构示意图。
图中：1-上层、2-中间层、3-下层。
具体实施方式
下面结合具体实施方式对本发明的技术方案作进一步详细地说明。
实施例1
请参阅图1-2，一种高强热熔粗旦长丝过滤排水管，包括上层1、中间层2和下层3，上层1和下层3均为非织造三维纤维网，中间层2为立体网芯；所述上层1和下层3的原材料包括环保胶、ES复合纤维、PET纤维、PP纤维，中间层2为粗旦纤维热熔立体网芯。
所述高强热熔粗旦长丝过滤排水管的截面形状包括圆形和矩形，截面为圆形的产品规格为φ50～φ300mm，厚度为6.0～50mm；截面为矩形的产品规格为70*35mm、120*35mm、150*20mm、150*35mm、145*20mm、145*30mm，厚度6.0～50mm。
实施例2
一种高强热熔粗旦长丝过滤排水管的制备方法：
第一步，原材料处理：对所取原材料按颜色、材质和品种进行分类，使用高分子全效清洗剂对各种原材料分别进行清洗；将清洗后的原材料分别在恒温控制箱中干燥除湿；将干燥除湿后的各种原材料经高速粉碎机分类粉碎切成粒径小于10mm的均匀颗粒；将均匀颗粒投入高混机组，温度调至150℃，让粒料降解15分钟；将降解后的粒料粉碎成200目的粉状料，在搅拌捏合机180℃的高温条件下混合20分钟，然后切成粒径为6mm的颗粒；
第二步，高温熔融：将第一步所得颗粒在140℃-160℃高温条件下熔融；
第三步，挤压纺丝：经锥形双螺杆挤出机挤出，真空定型箱定型；
第四步，冷却：成品冷却；
第五步，乱丝铺网：将冷却后的乱丝进行铺网；
第六步，热熔加固：对铺网的乱丝进行热熔加固；
第七步，模具成型：热熔加固后置于相应模具中进行成型；
第八步，三维纤维网复合：将成型后的各部分按照上层1、中间层2和下层3的顺序进行复合；
第九步，高强热熔粗旦长丝过滤排水管：制得成品；
第十步，检验：对制得的成品进行质量检验，检验合格后出厂销售。
上面对本发明的较佳实施方式作了详细说明，但是本发明并不限于上述实施方式，在本领域的普通技术人员所具备的知识范围内，还可以在不脱离本发明宗旨的前提下作出各种变化。

Claims (5)

1.一种高强热熔粗旦长丝过滤排水管，包括中间层(2)，其特征在于，所述中间层(2)的两侧布设有上层(1)和下层(3)，上层(1)和下层(3)均为非织造三维纤维网，中间层(2)为立体网芯。
2.根据权利要求1所述的高强热熔粗旦长丝过滤排水管，其特征在于，所述上层(1)和下层(3)的原材料包括环保胶、ES复合纤维、PET纤维、PP纤维，中间层(2)为粗旦纤维热熔立体网芯。
3.根据权利要求2所述的高强热熔粗旦长丝过滤排水管，其特征在于，所述高强热熔粗旦长丝过滤排水管的截面形状包括圆形和矩形。
4.根据权利要求3所述的高强热熔粗旦长丝过滤排水管，其特征在于，截面为圆形的产品规格为φ50～φ300mm，厚度为6.0～50mm；截面为矩形的产品规格为：70*35mm、120*35mm、150*20mm、150*35mm、145*20mm、145*30mm，厚度6.0～50mm。
5.一种如权利要求1-4任一所述的高强热熔粗旦长丝过滤排水管的制备方法，其特征在于，包括以下步骤：
第一步，原材料处理：对所取原材料按颜色、材质和品种进行分类，使用高分子全效清洗剂对各种原材料分别进行清洗；将清洗后的原材料分别在恒温控制箱中干燥除湿；将干燥除湿后的各种原材料经高速粉碎机分类粉碎切成粒径小于10mm的均匀颗粒；将均匀颗粒投入高混机组，温度调至150℃，让粒料降解15分钟；将降解后的粒料粉碎成200目的粉状料，在搅拌捏合机180℃的高温条件下混合20分钟，然后切成粒径为6mm的颗粒；
第二步，高温熔融：将第一步所得颗粒在140℃-160℃高温条件下熔融；
第三步，挤压纺丝：经锥形双螺杆挤出机挤出，真空定型箱定型；
第四步，冷却：成品冷却；
第五步，乱丝铺网：将冷却后的乱丝进行铺网；
第六步，热熔加固：对铺网的乱丝进行热熔加固；
第七步，模具成型：热熔加固后置于相应模具中进行成型；
第八步，三维纤维网复合：将成型后的各部分按照上层(1)、中间层(2)和下层(3)的顺序进行复合；
第九步，高强热熔粗旦长丝过滤排水管：制得成品；
第十步，检验：对制得的成品进行质量检验，检验合格后出厂销售。
CN201911011964.5A 2019-10-23 2019-10-23 一种高强热熔粗旦长丝过滤排水管 Pending CN110682614A (zh)

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