CN202157963U - 一种新型防返油旋片式真空泵 - Google Patents

一种新型防返油旋片式真空泵 Download PDF

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Publication number
CN202157963U
CN202157963U CN2011202602939U CN201120260293U CN202157963U CN 202157963 U CN202157963 U CN 202157963U CN 2011202602939 U CN2011202602939 U CN 2011202602939U CN 201120260293 U CN201120260293 U CN 201120260293U CN 202157963 U CN202157963 U CN 202157963U
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China
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oil baffle
oil
vacuum pump
sealing ring
rotary
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Expired - Fee Related
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CN2011202602939U
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English (en)
Inventor
胡涛
曾红革
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SHANGHAI VACUUM PUMP WORKS CO Ltd
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SHANGHAI VACUUM PUMP WORKS CO Ltd
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Abstract

本实用新型涉及泵技术领域,尤其是一种新型防返油旋片式真空泵,其特征在于,包括:进气嘴、滤网、挡油板密封圈、进气O形密封圈、旋片弹簧、旋片、转子、泵身、油箱、1号真空泵油、排气阀片、进气管、挡油板,所述一种新型防返油旋片式真空泵,在进气管设有挡油板,所述挡油板上设有挡油板密封圈,其挡油板密封圈用柔性橡胶制作。所述一种新型防返油旋片式真空泵,设置挡油板和挡油板密封圈,防止了泵停机时产生返油现象,既减少了气体流动损失又降低消耗。

Description

一种新型防返油旋片式真空泵
[技术领域]
本实用新型涉及泵技术领域,尤其是一种新型防返油旋片式真空泵。
[背景技术]
旋片式真空泵在高真空条件下运行,停机后特别容易产生返油现象,影响泵的功能。
[发明内容]
为了解决上述的不足,本实用新型提供了一种新型防返油旋片式真空泵,所述一种新型防返油旋片式真空泵,其特征在于,包括:进气嘴1、滤网2、挡油板密封圈3、进气O形密封圈4、旋片弹簧5、旋片6、转子7、泵身8、油箱9、1号真空泵油10、排气阀片11、进气管12、挡油板13,所述一种新型防返油旋片式真空泵,在进气管12设有挡油板13,所述挡油板13上设有挡油板密封圈3,其挡油板密封圈3用柔性橡胶制作。所述一种新型防返油旋片式真空泵,设置挡油板13和挡油板密封圈3,防止了泵停机时产生返油现象,既减少了气体流动损失又降低消耗。
本实用新型有益效果:1、降低消耗具有节能功能;2、具有隔离和过滤高温、高压,抗腐蚀作用。
[附图说明]
图1是本实用新型示意图;
其中:进气嘴1、滤网2、挡油板密封圈3、进气O形密封圈4、旋片弹簧5、旋片6、转子7、泵身8、油箱9、1号真空泵油10、排气阀片11、进气管12、挡油板13。
[具体实施方式]
下面结合附图和具体实施方式对本实用新型作详细描述:
参照图1,所述一种新型防返油旋片式真空泵,在进气管12设有挡油板13,所述挡油板13上设有挡油板密封圈3,其挡油板密封圈3用柔性橡胶制作。所述一种新型防返油旋片式真空泵,设置挡油板13和挡油板密封圈3,防止了泵停机时产生返油现象,既减少了气体流动损失又降低消耗。

Claims (1)

1.一种新型防返油旋片式真空泵,其特征在于,包括:进气嘴、滤网、挡油板密封圈、进气O形密封圈、旋片弹簧、旋片、转子、泵身、油箱、1号真空泵油、排气阀片、进气管、挡油板,所述一种新型防返油旋片式真空泵,在进气管设有挡油板,所述挡油板上设有挡油板密封圈,其挡油板密封圈用柔性橡胶制作。
CN2011202602939U 2011-07-22 2011-07-22 一种新型防返油旋片式真空泵 Expired - Fee Related CN202157963U (zh)

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CN2011202602939U CN202157963U (zh) 2011-07-22 2011-07-22 一种新型防返油旋片式真空泵

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102748296A (zh) * 2012-06-18 2012-10-24 浙江飞越机电有限公司 真空泵的防返油结构
CN103470499A (zh) * 2013-09-05 2013-12-25 常熟市董浜镇徐市盛峰液压配件厂 一种叶片油泵
CN104204533A (zh) * 2012-03-22 2014-12-10 厄利孔莱博尔德真空技术有限责任公司 旋片式真空泵
CN107795488A (zh) * 2017-12-12 2018-03-13 徐州三和机械零部件有限公司 一种金属热处理用旋片式真空泵

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104204533A (zh) * 2012-03-22 2014-12-10 厄利孔莱博尔德真空技术有限责任公司 旋片式真空泵
CN104204533B (zh) * 2012-03-22 2017-03-08 莱宝有限责任公司 旋片式真空泵
CN102748296A (zh) * 2012-06-18 2012-10-24 浙江飞越机电有限公司 真空泵的防返油结构
CN102748296B (zh) * 2012-06-18 2015-03-25 浙江飞越机电有限公司 真空泵的防返油结构
CN103470499A (zh) * 2013-09-05 2013-12-25 常熟市董浜镇徐市盛峰液压配件厂 一种叶片油泵
CN107795488A (zh) * 2017-12-12 2018-03-13 徐州三和机械零部件有限公司 一种金属热处理用旋片式真空泵

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Granted publication date: 20120307

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