JPH0360047U - - Google Patents

Info

Publication number
JPH0360047U
JPH0360047U JP11955789U JP11955789U JPH0360047U JP H0360047 U JPH0360047 U JP H0360047U JP 11955789 U JP11955789 U JP 11955789U JP 11955789 U JP11955789 U JP 11955789U JP H0360047 U JPH0360047 U JP H0360047U
Authority
JP
Japan
Prior art keywords
oil passage
passage body
oil
groove
insertion portion
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
Application number
JP11955789U
Other languages
Japanese (ja)
Other versions
JPH0734357Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989119557U priority Critical patent/JPH0734357Y2/en
Publication of JPH0360047U publication Critical patent/JPH0360047U/ja
Application granted granted Critical
Publication of JPH0734357Y2 publication Critical patent/JPH0734357Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Examining Or Testing Airtightness (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面は本考案のロータリジヨイントの作動油漏
れ検知装置の全体図を示す。 図において、１…ロータリジヨイントの作動油
漏れ検知装置、２…ドレン溝、３…ドレン回路、
４…サブタンク、５…フロートスイツチ（検知手
段）、２０…パレツトガイド、３０…テーブル、
３１…シリンダ、３２…ピストン、３５…センタ
シヤフト（第１の油路体）、３７…シヤフト（第
２の油路体）、４１，４２…油路（第２の油路）
、４５…油路（第１の油路）、５０…油圧タンク
、１００…インデツクステーブル。 The drawing shows an overall view of the rotary joint hydraulic oil leak detection device of the present invention. In the figure, 1... rotary joint hydraulic oil leak detection device, 2... drain groove, 3... drain circuit,
4... Sub tank, 5... Float switch (detection means), 20... Pallet guide, 30... Table,
31... Cylinder, 32... Piston, 35... Center shaft (first oil passage body), 37... Shaft (second oil passage body), 41, 42... Oil passage (second oil passage)
, 45... Oil passage (first oil passage), 50... Hydraulic tank, 100... Index table.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸方向に沿つて軸心をもつ第１の油路体と、該
第１の油路体内に形成される第１の油路と、前記
第１の油路体に嵌挿され前記第１の油路体と相対
的に回転運動する第２の油路体と、該第２の油路
体内に形成される第２の油路と、前記第１の油路
体嵌挿部又は前記第２の油路体嵌挿部に円周状に
設けられ前記第１の油路と前記第２の油路とを、
前記第１の油路体と前記第２の油路体とが相対回
転しても常時連通させるための油供給溝と、前記
第１の油路体嵌挿部又は前記第２の油路体嵌挿部
の前記油供給溝間に円周状に設けられ、内部にシ
ール部材の環装するシール溝と、前記第１の油路
体嵌挿部または前記第２の油路体嵌挿部の軸方向
端部位置に円周状に設けられ、漏れた圧油を回収
するためのドレン溝と、前記第１の油路又は前記
第２の油路に圧油を供給するために設けられた油
圧供給手段と、前記ドレン溝と前記油圧供給手段
との中間位置にドレン油路を介して連通するよう
設けられたサブタンクと、該サブタンクに設けら
れ前記ドレン溝よりサブタンクへ流入する油量が
所定量を越えた場合に信号を発生する漏れ量検知
手段とからなるロータリジヨイントの作動油漏れ
検知装置。 a first oil passage body having an axis along the axial direction; a first oil passage formed within the first oil passage body; and a first oil passage body that is fitted into the first oil passage body and a second oil passage body that rotates relative to the oil passage body; a second oil passage formed within the second oil passage body; and the first oil passage body insertion portion or the second oil passage body. The first oil passage and the second oil passage are provided circumferentially in the oil passage body insertion portion of the oil passage body,
an oil supply groove for constantly communicating with the first oil passage body and the second oil passage body even when they rotate relative to each other, and the first oil passage body insertion portion or the second oil passage body a seal groove that is circumferentially provided between the oil supply grooves of the fitting part and in which a seal member is encircled, and the first oil passage body fitting part or the second oil passage body fitting part. A drain groove is provided circumferentially at an axial end position of the drain groove for recovering leaked pressure oil, and a drain groove is provided for supplying pressure oil to the first oil passage or the second oil passage. a sub-tank provided at an intermediate position between the drain groove and the hydraulic pressure supply means so as to communicate via a drain oil passage; A hydraulic oil leak detection device for a rotary joint, comprising a leak amount detection means that generates a signal when a predetermined amount is exceeded.
JP1989119557U 1989-10-12 1989-10-12 Rotary joint hydraulic oil leak detector Expired - Lifetime JPH0734357Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989119557U JPH0734357Y2 (en) 1989-10-12 1989-10-12 Rotary joint hydraulic oil leak detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989119557U JPH0734357Y2 (en) 1989-10-12 1989-10-12 Rotary joint hydraulic oil leak detector

Publications (2)

Publication Number Publication Date
JPH0360047U true JPH0360047U (en) 1991-06-13
JPH0734357Y2 JPH0734357Y2 (en) 1995-08-02

Family

ID=31667675

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989119557U Expired - Lifetime JPH0734357Y2 (en) 1989-10-12 1989-10-12 Rotary joint hydraulic oil leak detector

Country Status (1)

Country Link
JP (1) JPH0734357Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004183811A (en) * 2002-12-04 2004-07-02 Bridgestone Flowtech Corp Seal examination method of pipe joint with plurality of o-rings
CN112324726A (en) * 2020-11-13 2021-02-05 郎溪腾旋科技有限公司 A test system for hydraulic rotary joint
CN117288404A (en) * 2023-10-30 2023-12-26 山东大学 A hydraulic rotary joint sealing test device and method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56161543U (en) * 1980-05-06 1981-12-01
JPS61159129A (en) * 1984-12-29 1986-07-18 Sekitan Rotenbori Kikai Gijutsu Kenkyu Kumiai Detecting device for oil leak of shaft seal
JPS63241U (en) * 1986-06-19 1988-01-05
JPH0191242U (en) * 1987-12-07 1989-06-15

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56161543U (en) * 1980-05-06 1981-12-01
JPS61159129A (en) * 1984-12-29 1986-07-18 Sekitan Rotenbori Kikai Gijutsu Kenkyu Kumiai Detecting device for oil leak of shaft seal
JPS63241U (en) * 1986-06-19 1988-01-05
JPH0191242U (en) * 1987-12-07 1989-06-15

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004183811A (en) * 2002-12-04 2004-07-02 Bridgestone Flowtech Corp Seal examination method of pipe joint with plurality of o-rings
CN112324726A (en) * 2020-11-13 2021-02-05 郎溪腾旋科技有限公司 A test system for hydraulic rotary joint
CN117288404A (en) * 2023-10-30 2023-12-26 山东大学 A hydraulic rotary joint sealing test device and method

Also Published As

Publication number Publication date
JPH0734357Y2 (en) 1995-08-02

Similar Documents

Publication Publication Date Title
JPH0360047U (en)
JPH0359559U (en)
JPS58133811U (en) Governor device for vehicle hydraulic automatic transmission
JPS62176235U (en)
JPH0438881U (en)
JPH0271115U (en)
JPH0351246U (en)
JPS5868373U (en) Control valve device for power steering device
JPH01144576U (en)
JPH02119591U (en)
JPH0327621Y2 (en)
JPH0439328U (en)
JPH01166136U (en)
JPS62178266U (en)
JPS62130801U (en)
JPS6271075U (en)
JPS62172859U (en)
JPS6235727U (en)
JPS62102070U (en)
JPH0322846U (en)
JPH0477003U (en)
JPS62155801U (en)
JPH01133583U (en)
JPH0179532U (en)
JPS62131152U (en)