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CN201013388Y - 单柱防倒顶盖 - Google Patents

单柱防倒顶盖 Download PDF

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Publication number
CN201013388Y
CN201013388Y CNU2007200348496U CN200720034849U CN201013388Y CN 201013388 Y CN201013388 Y CN 201013388Y CN U2007200348496 U CNU2007200348496 U CN U2007200348496U CN 200720034849 U CN200720034849 U CN 200720034849U CN 201013388 Y CN201013388 Y CN 201013388Y
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China
Prior art keywords
top cover
utility
column
model
seat board
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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
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CNU2007200348496U
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English (en)
Inventor
耿丙成
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.)
XUZHOU TIANNENG ELECTRICAL MECHANICAL CO Ltd
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XUZHOU TIANNENG ELECTRICAL MECHANICAL CO Ltd
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Priority to CNU2007200348496U priority Critical patent/CN201013388Y/zh
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Publication of CN201013388Y publication Critical patent/CN201013388Y/zh
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Expired - Fee Related legal-status Critical Current

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Abstract

本实用新型公开了一种煤矿使用液压支柱的单柱防倒顶盖。属井下支护设施。包括顶盖座板、球形支座、销钉、垫圈;在顶盖座板的下部还设置一个或多个挂环。通过此挂环,用布带或钢丝等连接物体使单柱与单柱相连接,或是单柱与铰接顶梁等物体相连接,起到相互连接固定,防止倒柱的目的。本实用新型的优点是:结构简单,操作方便,实用性强。

Description

单柱防倒顶盖
技术领域
本实用新型涉及一种煤矿使用液压支柱的单柱防倒顶盖。属煤矿用液压支柱。
背景技术
煤矿井下回采工作面中大量使用的单伸缩或双伸缩单体液压支柱,工作时,顶盖顶在铰接顶梁上,由于煤矿井下地质结构不同,地面常常凹凸不平,常常出现冒顶、倒柱现象,支柱的倾倒易产生伤人事故,对正常的生产埋下了安全隐患.一般井下都采用铁丝绑在每个单柱的活柱上,使其相互连接,不易产生“倒柱”现象,但是这样一来,活柱的表面的镀层容易划伤,对单柱的密封性能及耐腐蚀性能又造成了一定影响。
发明内容
本实用新型的目的是提供一种煤矿使用液压支柱的单柱防倒顶盖,以解决煤矿“倒柱”问题。
本实用新型的目的是这样实现的:一种单柱防倒顶盖,包括顶盖座板、球形支座、销钉、垫圈,顶盖座板中部有一凹窝,销钉通过球形支座穿入顶盖座板并与其内部的垫圈固接将球形支座与顶盖座板联接,球形支座并可沿左右方向转动;在顶盖座板的下部还设置一个或多个挂环。通过此挂环,用布带或钢丝等连接物质使单柱与单柱相连接,或是单柱与铰接顶梁等物体相连接,起到相互连接固定,防止倒柱的目的。
本实用新型的优点是:结构简单,操作方便,实用性强。
附图说明
附图是本实用新型的结构示意图。
附图中:1、顶盖座板,2、球形支座,3、销钉,4、垫圈,5挂环。
具体实施方式
下面结合附图和实施例对本实用新型进一步说明。
如附图所示,本实用新型由顶盖座板1、球形支座2、销钉3、垫圈4、挂环5几个主要部分组成。顶盖座板1设置为平面,面上设有四爪,其中部有一凹窝,销钉3通过球形支座2穿入顶盖座板1,与其内部的垫圈4焊接。球形支座2并可沿左右方向转动。顶盖座板1下部设置有两个挂环5,根据煤矿井下的需要,挂环5可以为单个或多个。用于连接挂钩、布带或钢丝等连接物质,再由连接物体连接到铰接顶梁或单柱上,以达到防倒的目的。

Claims (1)

1.一种单柱防倒顶盖,包括顶盖座板(1)、球形支座(2)、销钉(3)、垫圈(4),顶盖座板(1)中部有一凹窝,销钉(3)通过球形支座(2)穿入顶盖座板(1)并与其内部的垫圈固接,其特征是:在顶盖座板(1)的下部设置一个或多个挂环(5)。
CNU2007200348496U 2007-02-27 2007-02-27 单柱防倒顶盖 Expired - Fee Related CN201013388Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200348496U CN201013388Y (zh) 2007-02-27 2007-02-27 单柱防倒顶盖

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200348496U CN201013388Y (zh) 2007-02-27 2007-02-27 单柱防倒顶盖

Publications (1)

Publication Number Publication Date
CN201013388Y true CN201013388Y (zh) 2008-01-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007200348496U Expired - Fee Related CN201013388Y (zh) 2007-02-27 2007-02-27 单柱防倒顶盖

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CN (1) CN201013388Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322279A (zh) * 2011-05-25 2012-01-18 李冠群 抗冲击矿用液压支柱帽靴及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322279A (zh) * 2011-05-25 2012-01-18 李冠群 抗冲击矿用液压支柱帽靴及其制备方法

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Xuzhou Tianneng Electromechanical Co., Ltd.

Assignor: Xuzhou Tianneng Electrical Mechanical Co., Ltd.

Contract fulfillment period: 2009.3.6 to 2014.3.6

Contract record no.: 2009320000792

Denomination of utility model: Single-column collapse-proof roof board

Granted publication date: 20080130

License type: Exclusive license

Record date: 20090506

LIC Patent licence contract for exploitation submitted for record

Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.3.6 TO 2014.3.6; CHANGE OF CONTRACT

Name of requester: XUZHOU TIANNENG ELECTROMECHANICAL CO.,LTD.

Effective date: 20090506

C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080130