CN2523813Y - 压力顶管 - Google Patents

压力顶管 Download PDF

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Publication number
CN2523813Y
CN2523813Y CN 01254967 CN01254967U CN2523813Y CN 2523813 Y CN2523813 Y CN 2523813Y CN 01254967 CN01254967 CN 01254967 CN 01254967 U CN01254967 U CN 01254967U CN 2523813 Y CN2523813 Y CN 2523813Y
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CN
China
Prior art keywords
pressure pipe
concrete pipe
steel
concrete
steel bushing
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
CN 01254967
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English (en)
Inventor
吴先君
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.)
MUNICIPAL PIPELINES CO Ltd HANGZHOU CITY
Original Assignee
MUNICIPAL PIPELINES CO Ltd HANGZHOU CITY
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
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Priority to CN 01254967 priority Critical patent/CN2523813Y/zh
Application granted granted Critical
Publication of CN2523813Y publication Critical patent/CN2523813Y/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

一种压力顶管,包括混凝土管身,在混凝土管身外固定有钢套。这样就可以大提高排水管的抗压性能。

Description

压力顶管
                         技术领域
本发明涉及一种排水管。
                         背景技术
目前所用的排水管均为混凝土管,一般其能承受的内水压不能超过0.1Mpa,并且,采用混凝土管,在施工过程中由于纠偏等因素的影响,接口端混凝土很容易剪切受损,影响接口密封性能,所以传统的管材一般只能用作耐水压力不高的普通顶管。
                         发明内容
一种压力顶管,包括混凝土管身,在混凝土管身外固定有钢套。这样就可以极大地提高排水管的抗压性能。
上述的压力顶管,在钢套两端固定有间隔布置的许多只钢环。
上述的压力顶管,在两端的钢环之间安装有密封圈。这样可以保证密封性能。
                          附图说明
图1为本发明结构示意图;
图2为本发明结构示意图。
                        具体实施方式
实施例1:
一种压力顶管,包括混凝土管身1,在混凝土管身外固定有钢套2。这样就可以大提高排水管的抗压性能。
实施例2:
本实施例所述的压力顶管与实施例1不同的是,在钢套2两端固定有间隔布置的二只钢环3、4。
实施例3:
本实施例述的压力顶管与实施例2不同的是,在两端的钢环之间安装有密封圈5。

Claims (3)

1、一种压力顶管,包括混凝土管身,其特征在于在混凝土管身外固定有钢套。
2、如权利要求1所述的压力顶管,其特征在于所述的钢套两端外侧固定有间隔布置的多只钢环。
3、如权利要求2所述的压力顶管,其特征在于所述两端的钢环之间安装有密封圈。
CN 01254967 2001-11-27 2001-11-27 压力顶管 Expired - Fee Related CN2523813Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 01254967 CN2523813Y (zh) 2001-11-27 2001-11-27 压力顶管

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 01254967 CN2523813Y (zh) 2001-11-27 2001-11-27 压力顶管

Publications (1)

Publication Number Publication Date
CN2523813Y true CN2523813Y (zh) 2002-12-04

Family

ID=33664190

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 01254967 Expired - Fee Related CN2523813Y (zh) 2001-11-27 2001-11-27 压力顶管

Country Status (1)

Country Link
CN (1) CN2523813Y (zh)

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C19 Lapse of patent right due to non-payment of the annual fee
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