JP2019218982A - 軸受パッキン及び給水ポンプ - Google Patents
軸受パッキン及び給水ポンプ Download PDFInfo
- Publication number
- JP2019218982A JP2019218982A JP2018115729A JP2018115729A JP2019218982A JP 2019218982 A JP2019218982 A JP 2019218982A JP 2018115729 A JP2018115729 A JP 2018115729A JP 2018115729 A JP2018115729 A JP 2018115729A JP 2019218982 A JP2019218982 A JP 2019218982A
- Authority
- JP
- Japan
- Prior art keywords
- packing
- opening
- rotating shaft
- rotation shaft
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/106—Shaft sealings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/106—Shaft sealings especially adapted for liquid pumps
- F04D29/108—Shaft sealings especially adapted for liquid pumps the sealing fluid being other than the working liquid or being the working liquid treated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/12—Shaft sealings using sealing-rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/12—Shaft sealings using sealing-rings
- F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/12—Shaft sealings using sealing-rings
- F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
- F04D29/128—Shaft sealings using sealing-rings especially adapted for liquid pumps with special means for adducting cooling or sealing fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/74—Sealings of sliding-contact bearings
- F16C33/741—Sealings of sliding-contact bearings by means of a fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/74—Sealings of sliding-contact bearings
- F16C33/741—Sealings of sliding-contact bearings by means of a fluid
- F16C33/743—Sealings of sliding-contact bearings by means of a fluid retained in the sealing gap
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/50—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/57—Seals
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Devices (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
Description
21 吸入口 21a フィルタ
22 電源ボックス 23 側周凹部
23a 底部 23b 吐出口
24 フック 24a 開口孔
25 シャワーホルダ 25a 腕部
26 取手部 27 電源スイッチ
30 シャワー部 30a シャワー本体部
31 ホース 32a 放水口
32b 放水口 33 シャワー切替部
40 給水ポンプ 41 ポンプ
50 モータ 51 回転軸
52 突設部 53 軸受突設部
54 羽根車 54a 基部
54b 羽部 60 ケース
61 モータ収容部 61a 段部
62 中径部 62a 段部
62b 突設部 63 パッキン収容部
63a 縮径部 63b 開口部
70 流路空間 71 羽根車収容部
72 吸入部 73 排出部
80 第1パッキン 81 凹溝
82 第1収容部 83 係合部
90 第2パッキン 91 被係合部
92 外筒部 93 第2収容部
94 突出部 100 軸受パッキン
110 密封空間 711 傾斜面
712 開口部 811 外筒部
811a 内周面 811b 外周面
812 先端面 813 底面
814 第1開口部 814a 内壁
815 段部 821 底面
831 先端面 832a 内周面
832b 外周面 911 底面
921 先端面 921a 内周面
921b 外周面 921c テーパ部
924 外周突起 931 内周面
932 傾斜部 933 第2開口部
941 段部 941a テーパ部
943 先端面 943a テーパ部
Z 軸
Claims (6)
- 回転軸を挿通させる第1開口部が形成された第1パッキンと、
前記回転軸を挿通させる第2開口部が形成され、前記第1パッキンと前記回転軸方向に係合する第2パッキンと、
を備え、
前記第1パッキン及び前記第2パッキンに囲われた前記回転軸の周囲には疎水性流体が密封される密封空間が形成される、
ことを特徴とする軸受パッキン。 - 前記密封空間は、前記第1パッキンの前記第2パッキン側に開口した第1収容部と、前記第2パッキンの前記第1パッキン側に開口した第2収容部とにより形成されることを特徴とする請求項1に記載の軸受パッキン。
- 前記第1パッキンは、前記第2パッキン側に筒状の係合部を有し、
前記第2パッキンは、前記第1パッキン側に前記係合部と係合する被係合部を有する、
ことを特徴とする請求項1又は請求項2に記載の軸受パッキン。 - 前記第1パッキンは周方向に亘って外周突起を有することを特徴とする請求項1乃至請求項3の何れかに記載の軸受パッキン。
- 回転軸を挿通させる第1開口部が形成された第1パッキンと、
前記回転軸を挿通させる第2開口部が形成され、前記第1パッキンと前記回転軸方向に係合する第2パッキンと、
前記回転軸の一端側に接続されるモータと、
前記回転軸の他端側に接続される羽根車と、
前記第1パッキン及び前記第2パッキンを収容するケースと、
を備え、
前記第1パッキン及び前記第2パッキンに囲われた前記回転軸の周囲には疎水性流体が密封される密封空間が形成される、
ことを特徴とする給水ポンプ。 - 前記ケースは、前記第1パッキン及び前記第2パッキンを収容するパッキン収容部と、前記第1パッキンを前記回転軸の先端側から支持する前記回転軸方向に縮径する縮径部と、を有することを特徴とする請求項5に記載の給水ポンプ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018115729A JP7202596B2 (ja) | 2018-06-19 | 2018-06-19 | 軸受パッキン及び給水ポンプ |
EP19176634.4A EP3584448A1 (en) | 2018-06-19 | 2019-05-24 | Bearing packing and feed pump |
US16/432,282 US11047396B2 (en) | 2018-06-19 | 2019-06-05 | Bearing packing and feed pump |
CN201910521034.8A CN110617237B (zh) | 2018-06-19 | 2019-06-17 | 轴承密封件及供水泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018115729A JP7202596B2 (ja) | 2018-06-19 | 2018-06-19 | 軸受パッキン及び給水ポンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019218982A true JP2019218982A (ja) | 2019-12-26 |
JP7202596B2 JP7202596B2 (ja) | 2023-01-12 |
Family
ID=66655175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018115729A Active JP7202596B2 (ja) | 2018-06-19 | 2018-06-19 | 軸受パッキン及び給水ポンプ |
Country Status (4)
Country | Link |
---|---|
US (1) | US11047396B2 (ja) |
EP (1) | EP3584448A1 (ja) |
JP (1) | JP7202596B2 (ja) |
CN (1) | CN110617237B (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6099198U (ja) * | 1983-12-14 | 1985-07-06 | 川井 長年 | 回転軸用防水装置 |
US5053661A (en) * | 1989-09-27 | 1991-10-01 | Matsushita Electric Industrial Co., Ltd. | Geared motor with an improved lubricating seal |
JPH10184931A (ja) * | 1996-12-26 | 1998-07-14 | Yoshitomo Shokai:Kk | オイルシール |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1750230C2 (de) * | 1968-04-10 | 1982-11-11 | Fa. Carl Freudenberg, 6940 Weinheim | Verwendung eines schmierend wirkenden Stoffgemisches als Mittel für ein Verfahren zur Verbesserung der Abdichtwirkung von Radialdichtringen gegen Schmierstoffe, die Zusätze enthalten |
US4614444A (en) * | 1985-07-05 | 1986-09-30 | Cadillac Rubber & Plastics, Inc. | Bearing seal assembly |
JPH09280193A (ja) | 1996-04-16 | 1997-10-28 | Shin Meiwa Ind Co Ltd | 水中ポンプ |
US6663110B2 (en) * | 2001-12-12 | 2003-12-16 | Meritor Heavy Vehicle Technology Llc | Hydrophobic shaft seal |
DE10239998A1 (de) * | 2002-08-27 | 2004-03-04 | Gardena Manufacturing Gmbh | Pumpenanordnung |
WO2006035552A1 (ja) * | 2004-09-27 | 2006-04-06 | Tbk Co., Ltd. | 流体ポンプ |
JP5197462B2 (ja) * | 2008-07-04 | 2013-05-15 | 日本電産サンキョー株式会社 | インペラとシャフトとの結合構造 |
ITCR20110002A1 (it) * | 2011-01-18 | 2012-07-19 | E M B Di Bergamaschini Alfonso | Elettropompa centrifuga per aspirazione di fluidi aeriformi con dispositivo anti-infiltrazione di liquidi |
CN106662254B (zh) * | 2014-07-24 | 2019-06-18 | 伊格尔工业股份有限公司 | 机械密封件 |
CA2944273A1 (en) * | 2015-11-02 | 2017-05-02 | Sulzer Management Ag | Pump drive unit for conveying a process fluid |
CN205533279U (zh) * | 2016-01-29 | 2016-08-31 | 宾泰克(天津)泵业有限公司 | 水泵电机的防水结构 |
KR102600465B1 (ko) * | 2018-06-14 | 2023-11-10 | 엘지전자 주식회사 | 비엘디시 모터 및 이를 이용한 배수펌프 |
-
2018
- 2018-06-19 JP JP2018115729A patent/JP7202596B2/ja active Active
-
2019
- 2019-05-24 EP EP19176634.4A patent/EP3584448A1/en not_active Withdrawn
- 2019-06-05 US US16/432,282 patent/US11047396B2/en active Active
- 2019-06-17 CN CN201910521034.8A patent/CN110617237B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6099198U (ja) * | 1983-12-14 | 1985-07-06 | 川井 長年 | 回転軸用防水装置 |
US5053661A (en) * | 1989-09-27 | 1991-10-01 | Matsushita Electric Industrial Co., Ltd. | Geared motor with an improved lubricating seal |
JPH10184931A (ja) * | 1996-12-26 | 1998-07-14 | Yoshitomo Shokai:Kk | オイルシール |
Also Published As
Publication number | Publication date |
---|---|
CN110617237A (zh) | 2019-12-27 |
CN110617237B (zh) | 2022-11-18 |
US20190383302A1 (en) | 2019-12-19 |
US11047396B2 (en) | 2021-06-29 |
JP7202596B2 (ja) | 2023-01-12 |
EP3584448A1 (en) | 2019-12-25 |
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