CN104265646A - 出水压力可调潜水泵 - Google Patents

出水压力可调潜水泵 Download PDF

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Publication number
CN104265646A
CN104265646A CN201410371719.6A CN201410371719A CN104265646A CN 104265646 A CN104265646 A CN 104265646A CN 201410371719 A CN201410371719 A CN 201410371719A CN 104265646 A CN104265646 A CN 104265646A
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China
Prior art keywords
water outlet
water
outer ring
ring annular
annular slab
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CN201410371719.6A
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English (en)
Inventor
张薇华
陆俊芳
周长根
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Suzhou Weitong Electric Co Ltd
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Suzhou Weitong Electric Co Ltd
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Priority to CN201410371719.6A priority Critical patent/CN104265646A/zh
Publication of CN104265646A publication Critical patent/CN104265646A/zh
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • F04D13/086Units comprising pumps and their driving means the pump being electrically driven for submerged use the pump and drive motor are both submerged
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F04D15/0022Control, e.g. regulation, of pumps, pumping installations or systems by using valves throttling valves or valves varying the pump inlet opening or the outlet opening
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/007Details, component parts, or accessories especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4293Details of fluid inlet or outlet

Abstract

本发明涉及一种出水压力可调潜水泵,属于径向流动非变容式流体泵技术领域。该出水压力可调潜水泵包括泵体、设于泵体内的电机和叶轮,泵体上设置有进水口和出水口,电机输出轴朝下伸出且与叶轮中心轴固连,出水口处设有垂直于水流出水方向的调节板和平行于水流出水方向且设于出水口中心处的固定轴,调节板与进水口之间形成有水流过流通道,调节板包括外圈环形板和设于外圈环形板内的内圆板,内圆板固定在固定轴上,外圈环形板和内圆板之间设有扭簧。该出水压力可调潜水泵保持了出水口处的供水压力在一定范围内恒定。

Description

出水压力可调潜水泵
技术领域
本发明涉及一种潜水泵,属于径向流动非变容式流体泵技术领域。
背景技术
潜水泵通常包含泵体、电机、叶轮;所述泵体上设置有进水口、出水口;电机启动带动叶轮转动,带动水从进水口进入,然后从出水口排出,水流通道是通过泵体内部的中空部分形成的通道。
潜水泵是输送液体或使液体增压的机械。它将原动机的机械能或 其他外部能量传送给液体,使液体能量增加,主要用来输送液体包括水、油、酸碱液、乳化液、悬乳液和液态金属等,也可输送液体、气体混合物以及含悬浮固体物 的液体。
用户用水量一般是动态的,因此供水不足或供水过剩的情况时有发生。而用水和供水之间的不平衡集中反映在供水的压力上,即用水多而供水少,则压力低;用水少而供水多,则压力大。保持供水压力的在一定范围内恒定,可使供水和用水之间保持平衡,从而提高了供水的质量。
发明内容
本发明要解决的技术问题是,针对现有技术不足,提出一种保持供水压力的在一定范围内恒定的出水压力可调潜水泵。
本发明为解决上述技术问题提出的技术方案是:一种出水压力可调潜水泵,包括泵体、设于泵体内的电机和叶轮,所述泵体上设置有进水口和出水口,所述电机输出轴朝下伸出且与叶轮中心轴固连,所述出水口处设有垂直于水流出水方向的调节板和平行于水流出水方向且设于出水口中心处的固定轴,所述调节板与进水口之间形成有水流过流通道,所述调节板包括外圈环形板和设于外圈环形板内的内圆板,所述内圆板固定在固定轴上,所述外圈环形板和内圆板之间设有扭簧。
本发明采用上述技术方案的有益效果是:通过在出水口处设有垂直于水流出水方向的调节板和平行于水流出水方向且设于出水口中心处的固定轴,当出水口处水流量不大时,水流通过水流过流通道流出,当出水口处水流量大时,水流将外圈环形板打开倾斜,加大水流流量,保持了出水口处的供水压力在一定范围内恒定。
上述技术方案的改进是:所述水流过流通道、外圈环形板和内圆板的面积之比为1:1:1。
上述技术方案的改进是:所述外圈环形板含有的成分和质量百分比含量为:C: 3.5~3.7%,Sb:0.04~0.08%,Mn:0.40~0.60%,Cu: 0.30~0.40%,其余为Fe和不可避免的夹杂元素。
锑: Sb熔点630℃ ,它是促进珠光体形成元素, 对薄壁铸件, 可使组织完全珠光体化, 且对不同壁厚基体组织差异极微, 壁厚敏感性明显减少。具有较大熔化潜热,加入0.04~0.08%含量的 Sb,明显细化宏观组织,在部分微区形成温度起伏,引起析出石墨核心,可细化石墨。
本发明采用上述技术方案的有益效果是:通过在外圈环形板内加入微量的Sb和Cu,生产成本低廉, 耐磨性能好,使得出水压力可调潜水泵在水中工作使用寿命提高明显。
附图说明
下面结合附图对本发明作进一步说明:
图1是本发明实施例出水压力可调潜水泵的结构示意图。
具体实施方式
实施例
本实施例的出水压力可调潜水泵,如图1所示,包括泵体1、设于泵体1内的电机2和叶轮3。泵体1上设置有进水口和出水口,电机2输出轴朝下伸出且与叶轮3中心轴固连。
出水口处设有垂直于水流出水方向的调节板4和平行于水流出水方向且设于出水口中心处的固定轴6。调节板4与进水口之间形成有水流过流通道5。调节板4包括外圈环形板41和设于外圈环形板内的内圆板42。内圆板42固定在固定轴6上,外圈环形板41和内圆板42之间设有扭簧。固定轴6固定在出水口处的壳体上。
本实施例的水流过流通道5、外圈环形板41和内圆板42的面积之比为1:1:1。
本实施例的外圈环形板41含有的成分和质量百分比含量为:C: 3.5~3.7%,Sb:0.04~0.08%,Mn:0.40~0.60%,Cu: 0.30~0.40%,其余为Fe和不可避免的夹杂元素。
本发明不局限于上述实施例。凡采用等同替换形成的技术方案,均落在本发明要求的保护范围。

Claims (3)

1.一种出水压力可调潜水泵,包括泵体、设于泵体内的电机和叶轮,所述泵体上设置有进水口和出水口,所述电机输出轴朝下伸出且与叶轮中心轴固连,其特征在于:所述出水口处设有垂直于水流出水方向的调节板和平行于水流出水方向且设于出水口中心处的固定轴,所述调节板与进水口之间形成有水流过流通道,所述调节板包括外圈环形板和设于外圈环形板内的内圆板,所述内圆板固定在固定轴上,所述外圈环形板和内圆板之间设有扭簧。
2.如权利要求1所述出水压力可调潜水泵,其特征在于:所述水流过流通道、外圈环形板和内圆板的面积之比为1:1:1。
3.如权利要求1所述出水压力可调潜水泵,其特征在于:所述外圈环形板含有的成分和质量百分比含量为:C: 3.5~3.7%,Sb:0.04~0.08%,Mn:0.40~0.60%,Cu: 0.30~0.40%,其余为Fe和不可避免的夹杂元素。
CN201410371719.6A 2014-07-31 2014-07-31 出水压力可调潜水泵 Pending CN104265646A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110073110A (zh) * 2016-12-20 2019-07-30 Ksb股份有限公司 泵组件和带有这样的泵组件的核反应堆
US11859638B2 (en) 2023-08-16 2024-01-02 Bingbiao Huang Water pump with adjustable water discharge direction

Citations (7)

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Publication number Priority date Publication date Assignee Title
DE3344765A1 (de) * 1983-12-10 1985-06-13 Vdo Adolf Schindling Ag, 6000 Frankfurt Tauchpumpe
US5469883A (en) * 1993-11-22 1995-11-28 Daewoo Heavy Industries Ltd. Flow modulation device having an elastically deformable disk-like flap
US6412514B1 (en) * 1999-10-26 2002-07-02 Red Valve Company, Inc. Flip check valve
CN101225496A (zh) * 2008-01-31 2008-07-23 山东省耐磨耐蚀材料工程技术研究中心 耐海水腐蚀的低合金铸铁
US20100119356A1 (en) * 2008-11-12 2010-05-13 Snecma Device for regulating the flow rate of air feeding a turbine ventilation cavity of a turbomachine turbine section
CN103080549A (zh) * 2010-09-02 2013-05-01 罗伯特·博世有限公司 对流体流进行节流的组件和相应的用于输送流体的活塞泵
CN103711955A (zh) * 2012-10-09 2014-04-09 巴斯工艺制造公司 用于限制溢流的阀

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3344765A1 (de) * 1983-12-10 1985-06-13 Vdo Adolf Schindling Ag, 6000 Frankfurt Tauchpumpe
US5469883A (en) * 1993-11-22 1995-11-28 Daewoo Heavy Industries Ltd. Flow modulation device having an elastically deformable disk-like flap
US6412514B1 (en) * 1999-10-26 2002-07-02 Red Valve Company, Inc. Flip check valve
CN101225496A (zh) * 2008-01-31 2008-07-23 山东省耐磨耐蚀材料工程技术研究中心 耐海水腐蚀的低合金铸铁
US20100119356A1 (en) * 2008-11-12 2010-05-13 Snecma Device for regulating the flow rate of air feeding a turbine ventilation cavity of a turbomachine turbine section
CN103080549A (zh) * 2010-09-02 2013-05-01 罗伯特·博世有限公司 对流体流进行节流的组件和相应的用于输送流体的活塞泵
CN103711955A (zh) * 2012-10-09 2014-04-09 巴斯工艺制造公司 用于限制溢流的阀

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110073110A (zh) * 2016-12-20 2019-07-30 Ksb股份有限公司 泵组件和带有这样的泵组件的核反应堆
CN110073110B (zh) * 2016-12-20 2021-06-04 Ksb股份有限公司 泵组件和带有这样的泵组件的核反应堆
US11859638B2 (en) 2023-08-16 2024-01-02 Bingbiao Huang Water pump with adjustable water discharge direction

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Application publication date: 20150107