CN202370848U - 滚动转子式压缩机 - Google Patents
滚动转子式压缩机 Download PDFInfo
- Publication number
- CN202370848U CN202370848U CN 201120397723 CN201120397723U CN202370848U CN 202370848 U CN202370848 U CN 202370848U CN 201120397723 CN201120397723 CN 201120397723 CN 201120397723 U CN201120397723 U CN 201120397723U CN 202370848 U CN202370848 U CN 202370848U
- Authority
- CN
- China
- Prior art keywords
- flange
- lining
- rolling rotor
- rotor type
- bent axle
- Prior art date
Links
- 238000005096 rolling process Methods 0.000 title claims abstract description 23
- 239000000463 materials Substances 0.000 claims description 15
- 239000002131 composite materials Substances 0.000 claims description 14
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- 239000003921 oils Substances 0.000 claims description 9
- 239000004033 plastics Substances 0.000 claims description 9
- 229920003023 plastics Polymers 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound 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[C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 239000002184 metals Substances 0.000 claims description 8
- 229910052751 metals Inorganic materials 0.000 claims description 8
- 229910000906 Bronze Inorganic materials 0.000 claims description 6
- 239000010974 bronze Substances 0.000 claims description 6
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Abstract
Description
滚动转子式压缩机
技术领域
[0001] 本实用新型涉及的压缩机领域,更具体地,涉及一种滚动转子式压缩机。
背景技术
[0002] 如图I所示,现有技术中,滚动转子 式压缩机包括壳体11、上盖12、定子21、转子22,以及包括由曲轴31、上法兰32、气缸33、滚子34、下法兰35组成的泵体组件30,其曲轴31通过上法兰32、下法兰35支撑,转动的曲轴31与上法兰32、下法兰35组成两对滑动摩擦副。在实际应用中经常由于间隙不当、润滑不良、曲轴挠度变形等各种原因造成滑动摩擦副磨损严重,从而影响整机效率和性能。现有技术的转子式压缩机,为满足曲轴31与上法兰32、下法兰35之间的滑动摩擦副的耐磨性要求,对上下法兰以及曲轴31的材料或表面处理形式的改进从来没有停止过,这些改进都会涉及到上法兰32、下法兰35及曲轴31整体结构的改变,变动多,各改进阶段耗时耗资大。
实用新型内容
[0003] 本实用新型目的在于提供一种提高了摩擦副的耐磨性进而提高整机效率及寿命的滚动转子式压缩机。
[0004] 本实用新型提供了一种滚动转子式压缩机,包括:曲轴、滚子、上法兰、下法兰及设置于所述上法兰和下法兰之间的气缸,所述曲轴在所述上法兰和下法兰的支撑下带动所述滚子在气缸内旋转,所述压缩机还包括:上衬套,设置于所述曲轴与所述上法兰的轴孔之间;和/或下衬套,设置于所述曲轴与所述下法兰的轴孔之间。
[0005] 进一步地,所述上衬套和/或下衬套分别固定连接于所述上法兰和/或下法兰的轴孔上,所述曲轴分别与所述上衬套和/或下衬套的内表面滑动配合。
[0006] 进一步地,在所述上衬套和/或下衬套的内表面分别设置导油槽。
[0007] 进一步地,所述上衬套和/或下衬套分别固定连接于所述曲轴上与所述上法兰和/或下法兰的轴孔相对应的位置,所述上衬套和/或下衬套分别与所述上法兰和/或下法兰的轴孔的内表面滑动配合。
[0008] 进一步地,在所述上法兰和/或下法兰的轴孔内表面或所述上衬套和/或下衬套的外表面分别设置导油槽。
[0009] 进一步地,所述固定连接为压装连接、热套连接或螺钉连接。
[0010] 进一步地,所述上衬套和/或下衬套为采用自润滑材料、轴承合金或多重金属复合材料的的圆筒状结构。
[0011] 进一步地,所述自润滑材料包括塑料、石墨、塑料与金属的复合材料或者石墨与金属的复合材料。
[0012] 进一步地,所述多重金属复合材料包括青铜与不锈钢的复合材料或者青铜与铁的复合材料。
[0013] 进一步地,所述导油槽为直槽或螺旋状槽。[0014] 根据本实用新型的滚动转子式压缩机,以衬套材料或结构的最优选择代替了整个上、下法兰的材料或者曲轴材料的改变,从而在提高了摩擦副的耐磨性进而提高整机效率及寿命的同时,实现了成本最优化和结构改动最小化。
附图说明
[0015] 构成本申请的一部分的附图用来提供对本实用新型的进一步理解,本实用新型的示意性实施例及其说明用于解释本实用新型,并不构成对本实用新型的不当限定。在附图中:
[0016] 图I是现有技术的滚动转子式压缩机的结构示意图;
[0017] 图2是根据本实用新型的滚动转子式压缩机的改进的泵体组件的剖视结构示意图。
具体实施方式
[0018] 下面将参考附图并结合实施例来详细说明本实用新型。
[0019] 本实施例的滚动转子式压缩机包括曲轴31、滚子34、上法兰32、下法兰35及设置于上法兰32和下法兰35之间的气缸33,曲轴31在上法兰32和下法兰35的支撑下带动滚子34在气缸33内旋转,压缩机还包括上、下衬套41和42,其中,上衬套41设置于曲轴31与上法兰32的轴孔之间,下衬套42设置于曲轴31与下法兰35的轴孔之间。
[0020] 可选地,上、下衬套41和42分别固定连接于上、下法兰32和35的轴孔上,曲轴31分别与上、下衬套41和42的内表面滑动配合。曲轴31转动时由上、下法兰支撑32和35同时与上、下衬套41和42构成两对滑动摩擦副。
[0021] 可选地,上、下衬套41和42分别固定连接于曲轴31上与上、下法兰32和35的轴孔相对应的位置,上、下衬套41和42分别与上、下法兰32和35的轴孔的内表面滑动配合。曲轴31带动上、下衬套41和42转动,并由上、下法兰32和35支撑,同时上、下衬套41和42的外表面与上、下法兰32和35的轴孔构成滑动摩擦副。
[0022] 优选地,通过在过盈配合的情况下压入的压装方式、热套方式或螺钉连接方式形成上、下法兰32和35与上、下衬套41和42之间或曲轴31与上、下衬套41和42之间的固定连接。
[0023] 优选地,上、下衬套41和42为圆筒状结构,采用自润滑材料制作,例如可采用塑料、石墨、塑料与金属的复合材料或者石墨与金属的复合材料制作。此时,曲轴31与上、下衬套41和42之间,或上、下衬套41和42与上、下法兰32和35之间可以实现无油自润滑。所述塑料与金属的复合材料包括铜与塑料的复合或者不锈钢与塑料的复合等。所述石墨与金属的复合材料包括铜与石墨的复合或者铁与石墨的复合等。
[0024] 上、下衬套41和42也可以不采用自润滑材料制作,而采用轴承合金或多重金属复合材料等其它材料制作。所述多重金属复合材料包括青铜与不锈钢的复合材料或者青铜与铁的复合材料等。此时,优选地,在上、下衬套41和42与上、下法兰32和35固定连接时,在上、下衬套41和42的内表面上分别设置导油槽;或者在上、下衬套41和42与曲轴31固定连接时,在上、下法兰32和35的轴孔内表面上或上、下衬套41和42的外表面上分别设置导油槽。更优选地,导油槽设置为直槽或螺旋状槽。[0025] 从以上的描述中可以看出,本实用新型上述的实施例实现了如下技术效果:由于衬套材料和结构易于实现最优化,以衬套材料或结构的最优选择代替了整个上、下法兰的材料或者曲轴材料的改变,从而在提高了摩擦副的耐磨性进而提高整机效率及寿命的同时,实现了成本最优化和结构改动最小化。 [0026] 以上所述仅为本实用新型的优选实施例而已,并不用于限制本实用新型,对于本领域的技术人员来说,本实用新型可以有各种更改和变化。凡在本实用新型的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本实用新型的保护范围之内。
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CN105257545A (zh) * | 2015-11-04 | 2016-01-20 | 安徽美芝精密制造有限公司 | 旋转式压缩机 |
CN105370577A (zh) * | 2014-08-28 | 2016-03-02 | 上海日立电器有限公司 | 一种压缩机 |
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2011
- 2011-10-18 CN CN 201120397723 patent/CN202370848U/zh active IP Right Grant
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CN105370577A (zh) * | 2014-08-28 | 2016-03-02 | 上海日立电器有限公司 | 一种压缩机 |
CN105370537A (zh) * | 2014-08-28 | 2016-03-02 | 上海日立电器有限公司 | 一种压缩机及其复合机架的制造方法 |
CN105464982A (zh) * | 2014-08-28 | 2016-04-06 | 上海日立电器有限公司 | 一种压缩机 |
CN105370577B (zh) * | 2014-08-28 | 2017-07-25 | 上海日立电器有限公司 | 一种压缩机 |
CN105257545A (zh) * | 2015-11-04 | 2016-01-20 | 安徽美芝精密制造有限公司 | 旋转式压缩机 |
CN105370538A (zh) * | 2015-11-09 | 2016-03-02 | 珠海凌达压缩机有限公司 | 法兰组件、压缩机、换热设备和压缩机加工方法 |
CN108397385A (zh) * | 2017-02-06 | 2018-08-14 | 上海海立电器有限公司 | 一种压缩机及制冷系统 |
CN107860937A (zh) * | 2017-10-11 | 2018-03-30 | 中国航发西安动力控制科技有限公司 | 一种离心式转速传感器组件 |
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