CN102242701A - 新型定量油泵 - Google Patents

新型定量油泵 Download PDF

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Publication number
CN102242701A
CN102242701A CN2011101758357A CN201110175835A CN102242701A CN 102242701 A CN102242701 A CN 102242701A CN 2011101758357 A CN2011101758357 A CN 2011101758357A CN 201110175835 A CN201110175835 A CN 201110175835A CN 102242701 A CN102242701 A CN 102242701A
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oil
bearing
pump case
cylinder body
pump
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张坚
张意
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Hunan Liwei Hydraulic Equipment Co., Ltd.
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张坚
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Abstract

本发明公开了一种利用轴瓦承载面上油腔内静压油楔效应的液体静压力和摩擦副中动压油楔效应的液体动压力共同支承缸体旋转时的外载荷实现径向配油的新型定量油泵。在传动轴上设有端盖、轴承、止推板和缸体,在缸体上设有柱塞滑靴组件,在端盖前面设有泵壳,在泵壳内壁设有轴瓦,在泵壳前面设有体壳,在体壳内设有斜盘,在斜盘中部设有轴销,在轴销上设有斜面轴承,在泵壳右边设有进油口A,在泵壳左边设有出油口B和小油孔C、D,在体壳下部设有小油孔E,在斜盘上设有小油孔F,在泵壳上部设泄油口G。

Description

新型定量油泵
技术领域
本发明涉及一种液压元件,尤其是一种利用几何楔效应,即油楔效应工作的新型定量油泵。
背景技术
纵观国内、外的定量油泵,大都采用刚性滚动轴承和平面静压轴承共同支承缸体旋转时的外载荷进行轴向配油,这种油泵虽然也能工作,但由于摩擦因数大,在高温季节长时间的工作引起油温升高,降低油泵的容积效率。到目前为止,在市场上还尚未见到一种利用轴瓦承载面上油腔内静压油楔效应的液体静压力和摩擦副中动压油楔效应的液体动压力共同支承缸体旋转时的外载荷实现径向配油的新型定量油泵。
发明内容
本发明的目的是克服现有技术中的不足,提供一种利用轴瓦承载面上油腔内静压油楔效应的液体静压力和摩擦副中动压油楔效应的液体动压力共同支承缸体旋转时的外载荷实现径向配油的新型定量油泵。
本发明的技术方案:一种新型定量油泵包括传动轴、端盖、轴承、止推板、缸体、柱塞滑靴组件、泵壳、轴瓦、体壳、斜盘、轴销、斜面轴承、进油口A、出油口B、小油孔C、D、E、F和泄油口G等,在传动轴上设有端盖、轴承、止推板和缸体,在缸体上设有柱塞滑靴组件、在端盖前面设有泵壳,在泵壳内壁设有轴瓦,在泵壳前面设有体壳,在体壳内设有斜盘,在斜盘中部设有轴销,在轴销上设有斜面轴承,在泵壳右边设有进油口A,在泵壳左边设有出油口B和小油孔C、D,在体壳下部设有小油孔E,在斜盘上设有小油孔F,在泵壳上部设有泄油口G。
本发明的关键技术是:利用轴瓦承载面上油腔内静压油楔效应的液体静压力和摩擦副中动压油楔效应的液体动压力共同支承缸体旋转时的外载荷实现径向配油。
附图说明
附图是本发明的结构示意图
具体实施方式:
如图所示,一种利用轴瓦承载面上油腔内静压油楔效应的液体静压力和摩擦副中动压油楔效应的液体动压力共同支承缸体旋转时的外载荷实现径向配油的新型定量油泵,包括传动轴1、端盖2、轴承3、止推板4、缸体5、柱塞滑靴组件6、泵壳7、轴瓦8、体壳9、斜盘10、轴销11、斜面轴承12、进油口A、出油口B、小油孔C、D、E、F和泄油口G等,在传动轴1上设有端盖2、轴承3、止推板4和缸体5、在缸体5上设有柱塞滑靴组件6、,在端盖2前面设有泵壳7、在泵壳7内壁设有轴瓦8、在泵壳7前面设有体壳9、在体壳9内设有斜盘10、在斜盘10中部设有轴销11、在轴销11上设有斜面轴承12,在泵壳7右边设有进油口A、在泵壳7左边设有出油口B和小油孔C、D,在体壳9下部设有小油孔E、在斜盘10上设有小油孔F、在泵壳7上部设有泄油口G。
本发明的关键技术是利用轴瓦承载面上油腔内静压油楔效应的液体静压力和摩擦副中动压油楔效应的液体动压力共同支承油缸旋转时的外载荷实现径向配油。

Claims (1)

1.一种利用轴瓦承载面上油腔内静压油契效应的液体静压力和摩擦副中动压油楔效应的液体动压力共同支承缸体旋转时的外载荷实现径向配油的新型定量油泵,包括传动轴1、端盖2、轴承3、止推板4、缸体5、柱塞滑靴组件6、泵壳7、轴瓦8、体壳9、斜盘10、轴销11、斜面轴承12、进油口A、出油口B、小油孔C、D、E、F和泄油口G等;其特征在于:在传动轴1上设有端盖2、轴承3、止推板4和缸体5,在缸体5上设有柱塞滑靴组件6,在端盖2前面设有泵壳7、在泵壳7内壁设有轴瓦8,在泵壳7前面设有体壳9、在体壳9内设有斜盘10,在斜盘10中部设有轴销11,在轴销11上设有斜面轴承12,在泵壳7右边设有进油口A,在泵壳7左边设有出油口B和小油孔C、D,在体壳9下部设有小油孔E,在斜盘10上设有小油孔F,在泵壳7上部设有泄油口G。
CN2011101758357A 2011-06-28 2011-06-28 新型定量油泵 Pending CN102242701A (zh)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102588265A (zh) * 2012-03-02 2012-07-18 张意 新型高压柱塞变量泵
CN102588266A (zh) * 2012-03-02 2012-07-18 张意 新型高压柱塞定量泵
CN104948408A (zh) * 2015-07-01 2015-09-30 张意 一种变量轴向柱塞泵

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3800905A1 (de) * 1988-01-14 1989-07-27 Rexroth Mannesmann Gmbh Pumpe, insbesondere axialkolbenpumpe
JPH09280159A (ja) * 1996-04-12 1997-10-28 Hitachi Constr Mach Co Ltd アキシャルピストン型油圧ポンプ
CN2268129Y (zh) * 1996-08-20 1997-11-19 北京铁路局太原电务器材厂 半轴式轴向柱塞泵
CN2328811Y (zh) * 1997-09-23 1999-07-14 阎学富 电磁控制变量轴向柱塞泵
CN2821203Y (zh) * 2005-06-03 2006-09-27 宋天成 斜盘式轴向柱塞泵
CN101205876A (zh) * 2007-12-18 2008-06-25 湖南科技大学 多作用恒流轴向柱塞液压泵
CN101403374A (zh) * 2008-10-15 2009-04-08 徐绳武 一种轻型节能轴向柱塞泵
CN201679661U (zh) * 2010-03-12 2010-12-22 北京华德液压工业集团有限责任公司 对称式静压支撑摆盘柱塞泵

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3800905A1 (de) * 1988-01-14 1989-07-27 Rexroth Mannesmann Gmbh Pumpe, insbesondere axialkolbenpumpe
JPH09280159A (ja) * 1996-04-12 1997-10-28 Hitachi Constr Mach Co Ltd アキシャルピストン型油圧ポンプ
CN2268129Y (zh) * 1996-08-20 1997-11-19 北京铁路局太原电务器材厂 半轴式轴向柱塞泵
CN2328811Y (zh) * 1997-09-23 1999-07-14 阎学富 电磁控制变量轴向柱塞泵
CN2821203Y (zh) * 2005-06-03 2006-09-27 宋天成 斜盘式轴向柱塞泵
CN101205876A (zh) * 2007-12-18 2008-06-25 湖南科技大学 多作用恒流轴向柱塞液压泵
CN101403374A (zh) * 2008-10-15 2009-04-08 徐绳武 一种轻型节能轴向柱塞泵
CN201679661U (zh) * 2010-03-12 2010-12-22 北京华德液压工业集团有限责任公司 对称式静压支撑摆盘柱塞泵

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102588265A (zh) * 2012-03-02 2012-07-18 张意 新型高压柱塞变量泵
CN102588266A (zh) * 2012-03-02 2012-07-18 张意 新型高压柱塞定量泵
CN104948408A (zh) * 2015-07-01 2015-09-30 张意 一种变量轴向柱塞泵
CN104948408B (zh) * 2015-07-01 2017-06-30 张意 一种变量轴向柱塞泵

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Application publication date: 20111116