JPH02117420U - - Google Patents
Info
- Publication number
- JPH02117420U JPH02117420U JP1989027162U JP2716289U JPH02117420U JP H02117420 U JPH02117420 U JP H02117420U JP 1989027162 U JP1989027162 U JP 1989027162U JP 2716289 U JP2716289 U JP 2716289U JP H02117420 U JPH02117420 U JP H02117420U
- Authority
- JP
- Japan
- Prior art keywords
- opposing surfaces
- circumferential surface
- connecting pin
- coupling device
- boss
- 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.)
- Pending
Links
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims 3
- 239000004519 grease Substances 0.000 claims 2
Classifications
-
- 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
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
-
- 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
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/045—Pivotal connections with at least a pair of arms pivoting relatively to at least one other arm, all arms being mounted on one pin
-
- 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
- F16C2350/00—Machines or articles related to building
- F16C2350/26—Excavators
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Component Parts Of Construction Machinery (AREA)
- Pivots And Pivotal Connections (AREA)
Description
第１図はこの考案にかかるピン結合装置のたて
断面図、第２図は第１図のＢ部詳細図、第３図は
従来技術ピン結合装置のたて断面図、第４図は第
３図のＡ部詳細図である。
１，２２……ピン結合装置、２，２′……ブラ
ケツト部材、３……シール部材、４……ボス部材
、５……ブツシユ、６……連結ピン、２１……側
面リツプ部、２３……Ｏリング部材。
Fig. 1 is a vertical sectional view of the pin coupling device according to this invention, Fig. 2 is a detailed view of section B in Fig. 1, Fig. 3 is a vertical sectional view of the conventional pin coupling device, and Fig. 4 is a vertical sectional view of the conventional pin coupling device. 3 is a detailed view of part A in FIG. 3. FIG. DESCRIPTION OF SYMBOLS 1, 22... Pin coupling device, 2, 2'... Bracket member, 3... Seal member, 4... Boss member, 5... Bush, 6... Connecting pin, 21... Side lip portion, 23... ...O-ring member.
Claims (1)
介して回動自在に連結し、上記ボス部材内部に嵌
着したブツシユの内周面と、連結ピンの外周面と
の摺動部に対して給脂するように形成し、一方、
ブラケツト部材内側面部の内周端全周にわたつて
、連結ピン外周部とブツシユ外側端面部をともに
シールするようにグリース封入用シール部材を嵌
着したピン結合装置において、上記ボス部材とブ
ラケツト部材の相対するそれぞれ対接面の、対接
面間隙間外周端の全周にわたつてＯリング部材を
嵌着せしめ、上記対接面間隙間を上記グリース封
入用シール部材とＯリング部材とにより密封状態
に保持するように構成したことを特徴とするピン
結合装置のシール構造。 The boss member is rotatably connected to the bracket member via a connecting pin, and the sliding portion between the inner circumferential surface of the bush fitted inside the boss member and the outer circumferential surface of the connecting pin is lubricated. On the other hand,
In a pin coupling device in which a sealing member for sealing grease is fitted over the entire inner circumference of the inner circumferential surface of the bracket member so as to seal both the outer circumferential portion of the connecting pin and the outer end surface of the bush, the boss member and the bracket member are opposed to each other. An O-ring member is fitted over the entire circumference of the outer periphery of the gap between the opposing surfaces of each of the opposing surfaces, and the gap between the opposing surfaces is kept in a sealed state by the grease sealing member and the O-ring member. A seal structure for a pin coupling device, characterized in that it is configured to do so.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989027162U JPH02117420U (en) | 1989-03-08 | 1989-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989027162U JPH02117420U (en) | 1989-03-08 | 1989-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02117420U true JPH02117420U (en) | 1990-09-20 |
Family
ID=31249417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989027162U Pending JPH02117420U (en) | 1989-03-08 | 1989-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02117420U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001040690A (en) * | 1999-08-02 | 2001-02-13 | Isamu Fujimori | Attaching structure of attachment in power shovel |
| WO2006080242A1 (en) * | 2005-01-25 | 2006-08-03 | Komatsu Ltd. | Bearing device |
-
1989
- 1989-03-08 JP JP1989027162U patent/JPH02117420U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001040690A (en) * | 1999-08-02 | 2001-02-13 | Isamu Fujimori | Attaching structure of attachment in power shovel |
| WO2006080242A1 (en) * | 2005-01-25 | 2006-08-03 | Komatsu Ltd. | Bearing device |
| KR100894532B1 (en) * | 2005-01-25 | 2009-04-24 | 가부시키가이샤 고마쓰 세이사쿠쇼 | Bearing device |
| US7748908B2 (en) | 2005-01-25 | 2010-07-06 | Komatsu Ltd. | Bearing device |