CN202108042U - 无粘结后张预应力劲芯复合桩 - Google Patents

无粘结后张预应力劲芯复合桩 Download PDF

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Publication number
CN202108042U
CN202108042U CN2011201568339U CN201120156833U CN202108042U CN 202108042 U CN202108042 U CN 202108042U CN 2011201568339 U CN2011201568339 U CN 2011201568339U CN 201120156833 U CN201120156833 U CN 201120156833U CN 202108042 U CN202108042 U CN 202108042U
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China
Prior art keywords
pile
stake
core composite
strength core
unbonded
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Expired - Lifetime
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CN2011201568339U
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Inventor
邓亚光
从为民
李俊才
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Strong Pile Technology Co Ltd
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邓亚光
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Abstract

本实用新型公开了一种无粘结后张预应力劲芯复合桩,包括外桩体,外桩体中设置后张无粘结预应力桩作为劲芯桩。本实用新型结构合理,桩体强度大,地基加固处理效果好。

Description

无粘结后张预应力劲芯复合桩
技术领域
[0001 ] 本实用新型涉及一种基础工程用的桩。 背景技术
[0002] 现有的地基处理中,所用的复合桩等桩体,其形成的桩基效果不十分理想。 发明内容
[0003] 本实用新型的目的在于提供一种结构合理,地基加固处理效果好的无粘结后张预应力劲芯复合桩。
[0004] 本实用新型的技术解决方案是:
[0005] 一种无粘结后张预应力劲芯复合桩,其特征是:包括外桩体,外桩体中设置后张无粘结预应力桩作为劲芯桩。
[0006] 外桩体为水泥土类桩。
[0007] 所述后张无粘结预应力桩为预制桩或现浇桩。
[0008] 所述后张无粘结预应力桩中设有钢绞线。
[0009] 外桩体为注浆形成的桩、水泥搅拌桩或旋喷桩。
[0010] 本实用新型结构合理,桩体强度大,地基加固处理效果好。
附图说明
[0011] 下面结合附图和实施例对本实用新型作进一步说明。
[0012] 图1是本实用新型一个实施例的结构示意图。
具体实施方式
[0013] 一种无粘结后张预应力劲芯复合桩,包括外桩体1,外桩体中设置后张无粘结预应力桩作为劲芯桩2。外桩体为水泥土类桩。外桩体为注浆形成的桩、水泥搅拌桩或旋喷桩。 所述后张无粘结预应力桩为预制桩或现浇桩。所述后张无粘结预应力桩中设有钢绞线3。
[0014] 具体实施时,可以先施工外桩体,后施工劲芯桩,也可以先施工劲芯桩,后施工外桩体。

Claims (5)

1. 一种无粘结后张预应力劲芯复合桩,其特征是:包括外桩体,外桩体中设置后张无粘结预应力桩作为劲芯桩。
2.根据权利要求1所述的无粘结后张预应力劲芯复合桩,其特征是:外桩体为水泥土类桩。
3.根据权利要求1或2所述的无粘结后张预应力劲芯复合桩,其特征是:所述后张无粘结预应力桩为预制桩或现浇桩。
4.根据权利要求1或2所述的无粘结后张预应力劲芯复合桩,其特征是:所述后张无粘结预应力桩中设有钢绞线。
5.根据权利要求1或2所述的无粘结后张预应力劲芯复合桩,其特征是:外桩体为注浆形成的桩、水泥搅拌桩或旋喷桩。
CN2011201568339U 2011-05-17 2011-05-17 无粘结后张预应力劲芯复合桩 Expired - Lifetime CN202108042U (zh)

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CN2011201568339U CN202108042U (zh) 2011-05-17 2011-05-17 无粘结后张预应力劲芯复合桩

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CN2011201568339U CN202108042U (zh) 2011-05-17 2011-05-17 无粘结后张预应力劲芯复合桩

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102587360A (zh) * 2012-03-22 2012-07-18 沙焕焕 大直径劲性复合桩
CN112049102A (zh) * 2020-09-08 2020-12-08 广东省水利水电第三工程局有限公司 利用注浆钢管桩加固复杂地层的施工方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102587360A (zh) * 2012-03-22 2012-07-18 沙焕焕 大直径劲性复合桩
CN112049102A (zh) * 2020-09-08 2020-12-08 广东省水利水电第三工程局有限公司 利用注浆钢管桩加固复杂地层的施工方法

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Effective date of registration: 20171106

Address after: 100032 Beijing city Xicheng District Baizhifang Street No. 2 economic daily building block A No. 1407

Patentee after: Strong Pile Technology Co Ltd

Address before: 226401 Xu Xiuping, Rudong experimental middle school, Nantong, Jiangsu

Patentee before: Deng Yaguang

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Granted publication date: 20120111

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