CN2189220Y - 无泄漏管道泵 - Google Patents

无泄漏管道泵 Download PDF

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Publication number
CN2189220Y
CN2189220Y CN 94201136 CN94201136U CN2189220Y CN 2189220 Y CN2189220 Y CN 2189220Y CN 94201136 CN94201136 CN 94201136 CN 94201136 U CN94201136 U CN 94201136U CN 2189220 Y CN2189220 Y CN 2189220Y
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China
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pump
separation sleeve
magnetic
shaft
fixed
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Expired - Fee Related
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CN 94201136
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瞿慎康
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ELECTROMECHANICAL DESIGN INST
XIAOSHAN CITY PIPE LINE OIL PU
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ELECTROMECHANICAL DESIGN INST
XIAOSHAN CITY PIPE LINE OIL PU
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Abstract

一种输送液体的管道泵,由立式泵、磁力传动器、 电动机构成。磁力传动器位于泵体与电动机之间,由 隔离套与内、外磁环组成。隔离套是一个顶部封闭的 回转体,采用非导磁材料制造,通过止口与泵体固定; 内、外磁环与支承架连成一体,外支承架固定在电动 机轴上,内支承架固定在泵轴上。由于隔离套把输送 介质封闭在泵腔内,从而取消了轴端密封,达到了无 泄漏的目的。本实用新型特别适宜输送易燃、易爆、 有毒介质以及不允许有任何泄漏的场合使用。

Description

本实用新型涉及泵类,特别是管道泵。
管道泵是一种立式泵,其进出口中心在泵轴的同一垂直线上。管道泵结构紧凑,占地面积小,可以直接安装在管道中,减少阀门、弯管等附件,降低了设备费用,也提高了泵装置的运行效率。由于管道泵有上述优点,因此近年来使用日益广泛。管道泵的密封性能是决定泵工作可靠性、使用寿命及适用范围的关键性零部件,因此国内外对密封件进行了广泛深入的研究,但即使性能最好的密封件,仍有一定的泄漏量,由于这一缺陷的存在,限制了管道泵的使用范围。
本实用新型的目的是设计一种无泄漏的管道泵。
为达到上述目的,本实用新型采取的技术方案是:
在泵体上设置磁力传动器。磁力传动器位于泵体与电动机之间,由隔离套与内、外磁环组成。隔离套是一个顶部封闭的迴转体,采用非导磁材料制造,通过止口与泵体固定;内、外磁环与支承架连成一体,外支承架固定在电动机轴或中间轴上,内支承架固定在泵轴上。
采取了上述技术方案后的管导泵,由于隔离套可以通过静密封(如O形密封圈、垫片)可靠密封输送介质,且取消了管道泵必须采用的轴端密封装置,所以无介质泄漏的危险,达到了无泄漏的目的。
下面结合实施例对本实用新型作进一步说明:
图1为无泄漏管道泵示意图。
图中:1为泵体,2为叶轮,3为密封环,4为泵轴,5为外支承架,6为内支承架,7为隔离套,8为电动机轴,9为电动机,10为内磁圈,11为外磁圈。
本实施例中:内、外磁环10、11为烧结成小块的磁钢固定在内、外支承架6、5上,形成环状。当电动机9旋转时,连接在机轴8上的外支承架5旋转,由于内、外磁环10、11的相互作用,带动与内磁环10连成一体的内支承架6旋转,带动与内支承架6相连的泵轴4旋转而作功。
图2为无泄漏管道泵实施例之二。
图中与外磁环11相连的支承架5通过中间轴12与电动机9相连。
本实用新型由于无泄漏的危险,因此特别适宜输送易燃、易爆、有毒、价格昂贵的介质,以及各种不允许有任何泄漏的场合。

Claims (1)

  1. 一种管道泵,具有泵体、立式电动机,其特征在于泵体(1)与电动机(9)之间设有由隔离套(7)和内外磁环(10)、(11)组成的磁力传动器;隔离套(7)为一顶部封闭的薄壁迴转体,内、外磁环(10)、(11)位于隔离套(7)的内、外侧下部,分别与支承架(6)、(5)固连;支承架(6)与泵轴(4)相连,支承架(5)与电动机轴(8)或中间轴(12)相连。
CN 94201136 1994-01-13 1994-01-13 无泄漏管道泵 Expired - Fee Related CN2189220Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 94201136 CN2189220Y (zh) 1994-01-13 1994-01-13 无泄漏管道泵

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 94201136 CN2189220Y (zh) 1994-01-13 1994-01-13 无泄漏管道泵

Publications (1)

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CN2189220Y true CN2189220Y (zh) 1995-02-08

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CN 94201136 Expired - Fee Related CN2189220Y (zh) 1994-01-13 1994-01-13 无泄漏管道泵

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CN (1) CN2189220Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105370583A (zh) * 2015-04-22 2016-03-02 曹汀汀 微型磁力传动离心泵

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105370583A (zh) * 2015-04-22 2016-03-02 曹汀汀 微型磁力传动离心泵
CN105370583B (zh) * 2015-04-22 2019-04-26 曹汀汀 微型磁力传动离心泵

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