CN2394037Y - 双壳体油浆泵 - Google Patents

双壳体油浆泵 Download PDF

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Publication number
CN2394037Y
CN2394037Y CN 99250259 CN99250259U CN2394037Y CN 2394037 Y CN2394037 Y CN 2394037Y CN 99250259 CN99250259 CN 99250259 CN 99250259 U CN99250259 U CN 99250259U CN 2394037 Y CN2394037 Y CN 2394037Y
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China
Prior art keywords
pump
model
utility
impeller
oil slurry
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Expired - Fee Related
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CN 99250259
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English (en)
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汪永和
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SHENYANG CHEMICAL PUMP MANUFACTURING FACTORY
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SHENYANG CHEMICAL PUMP MANUFACTURING FACTORY
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Priority to CN 99250259 priority Critical patent/CN2394037Y/zh
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Abstract

本实用新型公开了一种双壳体油浆泵,它由泵体和泵芯组成。涡形体和叶轮安装在外壳体内,泵转子和轴承部件可自由从外壳体内抽出,具有热稳定性高、维护方便、高效率的特点。本实用新型适用于催化裂化装置用泵,在高温状态下可输送含固体颗粒油浆,具有高的运行可靠性和使用寿命。

Description

双壳体油浆泵
本实用新型涉及一种化工泵,特别是一种用于催化裂化装置的油浆泵。
目前油浆泵的机械密封冲洗系统存在一定的缺陷,泵介质(含固体颗粒)易进入密封腔体,拆装维修费力。铸件结构的壳体在运行时热稳定性差。
本实用新型的目的在于提供一种易于拆装维修、密封性能好、性能稳定可靠的双壳体油浆泵。
本实用新型的目的是通过以下技术方案实现的:
泵由泵体和泵芯组成,泵体为双壳体结构,由涡形体、外壳体、吸入管、吐出管组成,吸入管水平布置,吐出管垂直向上;可调式轴承部件、机械密封、泵盖、浮环、泵轴、叶轮组成泵芯;涡形体和叶轮安装在外壳体内,浮环设在机械密封和叶轮之间;外壳体和泵盖是锻件结构。
本实用新型采用双壳体结构,有效地解决了热平衡和磨损,泵转子和轴承部件可从外壳体内抽出,外壳体与管路联结,维护时不用拆卸管线,非常方便。泵体的双壳体结构具有高的热稳定性,即使在热冲击400℃情况下,也能够保证装入的泵芯部分正常启动和运行。其水力模型根据等厚理论,保持了优良的水力特性,同时浮环的设置有效地防止了泵介质进入机械密封腔体。本实用新型是催化裂化装置的关键用泵,在高温状态下输送含固体颗粒的油浆,具有高的运行可靠性和使用寿命。
图1本实用新型的结构示意图。
下面结合实施例对本实用新型作进一步详述。
油浆泵采用卧式。
泵体为双壳体结构,由涡形体8、外壳体9、吸入管10、吐出管7组成,涡形体8固定在外壳体9内。可调式轴承部件1、机械密封3、泵盖4、浮环5、泵轴2、叶轮6组成泵芯。其中,泵轴2、叶轮6、诱导轮11组成泵转子,是刚性转子,它和轴承部件1可从外壳体9内抽出。浮环5设在机械密封3和叶轮6之间。可调式轴承部件1是悬壁式,装有双向止推轴承,承受因工况变化产生的残余轴向力和固定转子的轴向位置,还可调整副叶片和泵体盖板的间隙,保持泵的外特性平稳。泵盖4和外壳体9是锻件结构。
其性能范围:
流量Q=6~1000m3/h
扬程H=70~210m3/h
使用温度≤420℃
最高吸入压力3.5MPa
最高工作压力5MPa

Claims (2)

1.一种双壳体油浆泵,由泵体和泵芯组成,其特征在于泵体为双壳体结构,由涡形体、外壳体、吸入管、吐出管组成,吸入管水平布置,吐出管垂直向上;可调式轴承部件、机械密封、泵盖、浮环、泵轴、叶轮组成泵芯;涡形体和叶轮安装在外壳体内,浮环设在机械密封和叶轮之间。
2.按照权利要求1所述的双壳体油浆泵,其特征在于所说的外壳体和泵体是锻件结构。
CN 99250259 1999-11-10 1999-11-10 双壳体油浆泵 Expired - Fee Related CN2394037Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 99250259 CN2394037Y (zh) 1999-11-10 1999-11-10 双壳体油浆泵

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 99250259 CN2394037Y (zh) 1999-11-10 1999-11-10 双壳体油浆泵

Publications (1)

Publication Number Publication Date
CN2394037Y true CN2394037Y (zh) 2000-08-30

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Family Applications (1)

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CN 99250259 Expired - Fee Related CN2394037Y (zh) 1999-11-10 1999-11-10 双壳体油浆泵

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CN (1) CN2394037Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111472979A (zh) * 2020-04-10 2020-07-31 沈阳格瑞德泵业有限公司 一种独立内壳的双壳体悬臂式油浆泵

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111472979A (zh) * 2020-04-10 2020-07-31 沈阳格瑞德泵业有限公司 一种独立内壳的双壳体悬臂式油浆泵

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