JPH02105646U - - Google Patents

Info

Publication number
JPH02105646U
JPH02105646U JP1989013625U JP1362589U JPH02105646U JP H02105646 U JPH02105646 U JP H02105646U JP 1989013625 U JP1989013625 U JP 1989013625U JP 1362589 U JP1362589 U JP 1362589U JP H02105646 U JPH02105646 U JP H02105646U
Authority
JP
Japan
Prior art keywords
gear box
attached
seal device
magnetic seal
wall
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
JP1989013625U
Other languages
Japanese (ja)
Other versions
JP2505001Y2 (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 JP1989013625U priority Critical patent/JP2505001Y2/en
Publication of JPH02105646U publication Critical patent/JPH02105646U/ja
Application granted granted Critical
Publication of JP2505001Y2 publication Critical patent/JP2505001Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • General Details Of Gearings (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Devices (AREA)

Description

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

第１図は本考案による歯車箱の封止構造のうち
の磁気シール装置部分の断面側面図、第２図は本
考案による歯車箱の封止構造のうちのベローズ部
分の断面側面図、第３図は従来の歯車箱の断面側
面図、第４図は第３図の歯車箱に含まれる第二の
止め栓の拡大断面側面図である。 １……歯車箱、１１……歯車箱、１２……磁気
シール装置、１３……入力軸、出力軸等の回転軸
、１４……スリーブ、１５……スペーサ、１６…
…磁石、１７……ポール、１８……磁性流体、２
１……ベローズ。 FIG. 1 is a cross-sectional side view of the magnetic seal device portion of the gear box sealing structure according to the present invention, FIG. 2 is a cross-sectional side view of the bellows portion of the gear box sealing structure according to the present invention, and FIG. The figure is a cross-sectional side view of a conventional gear box, and FIG. 4 is an enlarged cross-sectional side view of a second stopper included in the gear box of FIG. 3. DESCRIPTION OF SYMBOLS 1... Gear box, 11... Gear box, 12... Magnetic seal device, 13... Rotating shafts such as input shaft and output shaft, 14... Sleeve, 15... Spacer, 16...
...Magnet, 17...Pole, 18...Magnetic fluid, 2
1... Bellows.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 減速機、増速機等の歯車箱において、前記歯車
箱の外壁を貫通する入力軸、出力軸等の回転軸に
磁気シール装置が取り付けられ、且つ前記歯車箱
の外壁の一部にその歯車箱の内部の空気の熱膨張
、収縮による内部容積を吸収するためのベローズ
が取り付けられていることを特徴とする歯車箱の
封止構造。 In a gear box such as a reducer or a speed increaser, a magnetic seal device is attached to a rotating shaft such as an input shaft or an output shaft passing through an outer wall of the gear box, and a magnetic seal device is attached to a part of the outer wall of the gear box. A gear box sealing structure characterized in that a bellows is attached to absorb the internal volume due to thermal expansion and contraction of the air inside the gear box.
JP1989013625U 1989-02-09 1989-02-09 Gearbox sealing structure Expired - Lifetime JP2505001Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989013625U JP2505001Y2 (en) 1989-02-09 1989-02-09 Gearbox sealing structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989013625U JP2505001Y2 (en) 1989-02-09 1989-02-09 Gearbox sealing structure

Publications (2)

Publication Number Publication Date
JPH02105646U true JPH02105646U (en) 1990-08-22
JP2505001Y2 JP2505001Y2 (en) 1996-07-24

Family

ID=31224091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989013625U Expired - Lifetime JP2505001Y2 (en) 1989-02-09 1989-02-09 Gearbox sealing structure

Country Status (1)

Country Link
JP (1) JP2505001Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09217798A (en) * 1996-02-15 1997-08-19 Harmonic Drive Syst Ind Co Ltd Closed wave motion gear device
JP2007021866A (en) * 2005-07-15 2007-02-01 Yamaha Motor Co Ltd Screen printing apparatus
WO2016063980A1 (en) * 2014-10-24 2016-04-28 公益財団法人鉄道総合技術研究所 Magnetic fluid sealing structure for high-speed rotation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53101171U (en) * 1977-01-20 1978-08-15

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53101171U (en) * 1977-01-20 1978-08-15

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09217798A (en) * 1996-02-15 1997-08-19 Harmonic Drive Syst Ind Co Ltd Closed wave motion gear device
JP2007021866A (en) * 2005-07-15 2007-02-01 Yamaha Motor Co Ltd Screen printing apparatus
JP4699122B2 (en) * 2005-07-15 2011-06-08 ヤマハ発動機株式会社 Screen printing device
WO2016063980A1 (en) * 2014-10-24 2016-04-28 公益財団法人鉄道総合技術研究所 Magnetic fluid sealing structure for high-speed rotation
JPWO2016063980A1 (en) * 2014-10-24 2017-08-03 公益財団法人鉄道総合技術研究所 Magnetic fluid seal structure for high speed rotation
CN107076309A (en) * 2014-10-24 2017-08-18 公益财团法人铁道综合技术研究所 Magnetic fluid seal structure is used in rotation at a high speed
US10113591B2 (en) 2014-10-24 2018-10-30 Railway Technical Research Institute Magnetic fluid sealing structure for high-speed rotation

Also Published As

Publication number Publication date
JP2505001Y2 (en) 1996-07-24

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