CN202195184U - 弹性双壁波纹管 - Google Patents

弹性双壁波纹管 Download PDF

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Publication number
CN202195184U
CN202195184U CN2011202940738U CN201120294073U CN202195184U CN 202195184 U CN202195184 U CN 202195184U CN 2011202940738 U CN2011202940738 U CN 2011202940738U CN 201120294073 U CN201120294073 U CN 201120294073U CN 202195184 U CN202195184 U CN 202195184U
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corrugated pipe
wall
wall corrugated
arc
double
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CN2011202940738U
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俞洋
于淑翠
姜万勇
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Dalian third Technology Co. Ltd.
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DALIAN SUNLIGHT MACHINERY Co Ltd
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Abstract

本实用新型公开了一种弹性双壁波纹管,所述的波纹管由具有波峰波谷形状结构的外壁(1)和向上凹的圆弧状内壁(2)构成,所述外壁的波谷(3)处为圆弧状。本实用新型一种可缠绕的弹性双壁波纹管,实现了韧性强、可沿轴向自由弯曲,生产后可以包装成卷的技术效果。

Description

弹性双壁波纹管
技术领域
本实用新型涉及一种可缠绕的弹性双壁波纹管。
背景技术
现在双壁波纹管不光应用在埋地排水、下水管道方面,在其他不同的领域应用的也越来越广泛,尤其是小口径双壁波纹管,如电缆保护双壁波纹管,农田灌溉双壁波纹管,农田排涝双壁波纹管,旧城区煤气管网改造用的双壁波纹管,非开挖用双壁波纹管等,但是现在用的双壁波纹管结构刚度强,韧性差,不能弯曲,都是几米或十几米长一根,运输、连接成本高,施工难度大,故,如何设计出一种新的波形并利用内外壁不同材料性能,生产出一种结构刚度强,韧性良好的多用途中小口径双壁波纹管是本领域需解决的问题。
实用新型内容
本实用新型的目的是提供一种韧性强,可弯曲的可缠绕的弹性双壁波纹管。
本实用新型为实现上述目的所采用的技术方案是:一种弹性双壁波纹管,所述的波纹管由具有波峰波谷形状结构的外壁(1)和向上凹的圆弧状内壁(2)构成,所述外壁的波谷(3)处为圆弧状。
所述向上凹的圆弧状内壁(2)由内层向上凹的圆弧(5)和外层向上凹的圆弧(4)构成。
本实用新型一种可缠绕的弹性双壁波纹管,实现了韧性强、可沿轴向自由弯曲,生产后可以包装成卷的技术效果。
附图说明
图1是本实用新型一种可缠绕的弹性双壁波纹管的截面图。
图2是本实用新型一种可缠绕的弹性双壁波纹管在弯曲时的截面图。
图中:1、外壁;2、内壁;3、波谷;4、外层向上凹的圆弧;5、内层向上凹的圆弧。
具体实施方式
如图1和图2所示,本实用新型可缠绕的弹性双壁波纹管,由具有波峰波谷形状结构的外壁1和向上凹的圆弧状内壁2构成,外壁的波谷3处为圆弧状,向上凹的圆弧状内壁2由内层向上凹的圆弧5和外层向上凹的圆弧4构成,当管子沿轴向发生弯曲时,外壁外侧波谷3圆弧被抻长,内壁外侧向上凹的圆弧4也被抻长,而内侧的圆弧5都被压缩,圆弧半径变小,由于有圆弧的伸缩补偿,从而实现了管子的弯曲,这样的截面形状使管子在弯曲时不至于被拉断、拉伤,影响管子质量。

Claims (2)

1.一种弹性双壁波纹管,其特征在于:所述的波纹管由具有波峰波谷形状结构的外壁(1)和向上凹的圆弧状内壁(2)构成,所述外壁的波谷(3)处为圆弧状。
2.根据权利要求1所述的一种弹性双壁波纹管,其特征在于:所述向上凹的圆弧状内壁(2)由内层向上凹的圆弧(5)和外层向上凹的圆弧(4)构成。
CN2011202940738U 2011-08-15 2011-08-15 弹性双壁波纹管 Expired - Lifetime CN202195184U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011202940738U CN202195184U (zh) 2011-08-15 2011-08-15 弹性双壁波纹管

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Application Number Priority Date Filing Date Title
CN2011202940738U CN202195184U (zh) 2011-08-15 2011-08-15 弹性双壁波纹管

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CN202195184U true CN202195184U (zh) 2012-04-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107477266A (zh) * 2017-09-12 2017-12-15 浙江伟星新型建材股份有限公司 双壁波纹管

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107477266A (zh) * 2017-09-12 2017-12-15 浙江伟星新型建材股份有限公司 双壁波纹管
CN107477266B (zh) * 2017-09-12 2020-03-06 浙江伟星新型建材股份有限公司 双壁波纹管

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Effective date of registration: 20180105

Address after: 116024 Liaoning city of Dalian province high tech Industrial Park Qixianling love Yin Street No. 33

Patentee after: Dalian third Technology Co. Ltd.

Address before: Dalian high tech park, 116024 Liaoning province Qixianling industrial base Torch Road No. 39

Patentee before: Dalian Sunlight Machinery Co., Ltd.

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Granted publication date: 20120418

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