CN201531429U - 漩涡泵 - Google Patents

漩涡泵 Download PDF

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Publication number
CN201531429U
CN201531429U CN2009202525121U CN200920252512U CN201531429U CN 201531429 U CN201531429 U CN 201531429U CN 2009202525121 U CN2009202525121 U CN 2009202525121U CN 200920252512 U CN200920252512 U CN 200920252512U CN 201531429 U CN201531429 U CN 201531429U
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impeller
pump
pump shaft
shaft
cover
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Expired - Fee Related
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CN2009202525121U
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English (en)
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崔汝壮
孙爱春
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RONGCHENG ZHUANGFA WATER PUMP CO Ltd
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RONGCHENG ZHUANGFA WATER PUMP CO Ltd
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Priority to CN2009202525121U priority Critical patent/CN201531429U/zh
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Abstract

一种漩涡泵,涉及泵类,泵体上设有泵盖,泵体内设有泵轴,泵轴前端设有叶轮,泵轴与叶轮上相对应的设有键槽,键槽内设有传动键,叶轮可以在泵轴上自由滑动,叶轮上设有压力平衡孔,泵工作后,叶轮在两侧的压力作用下自动找正位置,加工、安装要求精度低,生产成本低,叶轮与泵体、泵盖不相互摩擦,使用寿命长,适用于漩涡泵。

Description

漩涡泵
技术领域
本发明涉及泵类,详细讲是一种漩涡泵。
背景技术
我们知道,现有的漩涡泵,在泵体上设有泵盖,泵体内设有泵轴,泵轴前端设有叶轮,泵轴设有轴头螺母,轴头螺母将叶轮紧固在泵轴上,这种漩涡泵,由于泵体上设有泵盖,泵体内设有泵轴,泵轴前端设有叶轮,泵轴设有轴头螺母,轴头螺母将叶轮紧固在泵轴上,叶轮与泵体、泵盖间的轴向间隙和要求在0.2-0.3之间,加工、安装要求精度高,生产成本高,叶轮与泵体、泵盖间容易产生摩擦,使用寿命短。
发明内容
本发明解决的技术问题是,解决加工、安装要求精度高,生产成本高,叶轮与泵体、泵盖间容易产生摩擦,使用寿命短的问题,提供一种加工、安装要求精度低,生产成本低,叶轮与泵体、泵盖不相互摩擦,使用寿命长的漩涡泵。
本发明的技术方案是,泵体上设有泵盖,泵体内设有泵轴,泵轴前端设有叶轮,主要结构特点是,泵轴与叶轮上相对应的设有键槽,键槽内设有传动键,叶轮在泵轴上可以自由滑动,叶轮上设有压力平衡孔。
本发明的有益效果是,由于泵轴与叶轮上相对应的设有键槽,键槽内设有传动键,叶轮在泵轴上可以自由滑动,叶轮上设有压力平衡孔,泵工作后,叶轮在两侧的压力作用下自动找正位置,加工、安装要求精度低,生产成本低,叶轮与泵体、泵盖不相互摩擦,使用寿命长。本发明适用于漩涡泵。
附图说明
附图是本发明的一种结构示意图,也是一种实施例的示意图。
具体实施方式
如图所示的漩涡泵,泵体5上设有泵盖1,泵体5内设有泵轴6,泵轴6前端设有叶轮2,泵轴6与叶轮2上相对应的设有键槽,键槽内设有传动键4,泵轴6与叶轮2依靠传动键4传递扭矩。叶轮2在泵轴6上可以自由滑动,叶轮2上设有压力平衡孔3,由于泵轴6与叶轮2上相对应的设有键槽,键槽内设有传动键4,叶轮2在泵轴6上可以自由滑动,叶轮2上设有压力平衡孔3,泵工作后,叶轮2在两侧的压力作用下自动找正位置,加工、安装要求精度低,生产成本低,叶轮2与泵体5、泵盖1不相互摩擦,使用寿命长。

Claims (1)

1.一种漩涡泵,泵体上设有泵盖,泵体内设有泵轴,泵轴前端设有叶轮,其特征是:泵轴与叶轮上相对应的设有键槽,键槽内设有传动键,叶轮可以在泵轴上自由滑动,叶轮上设有压力平衡孔。
CN2009202525121U 2009-11-03 2009-11-03 漩涡泵 Expired - Fee Related CN201531429U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202525121U CN201531429U (zh) 2009-11-03 2009-11-03 漩涡泵

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202525121U CN201531429U (zh) 2009-11-03 2009-11-03 漩涡泵

Publications (1)

Publication Number Publication Date
CN201531429U true CN201531429U (zh) 2010-07-21

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CN2009202525121U Expired - Fee Related CN201531429U (zh) 2009-11-03 2009-11-03 漩涡泵

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CN (1) CN201531429U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105464999A (zh) * 2015-12-31 2016-04-06 镇江江大泵业科技有限公司 一种旋涡泵

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105464999A (zh) * 2015-12-31 2016-04-06 镇江江大泵业科技有限公司 一种旋涡泵

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100721

Termination date: 20131103