JPH024020U - - Google Patents
Info
- Publication number
- JPH024020U JPH024020U JP1988083411U JP8341188U JPH024020U JP H024020 U JPH024020 U JP H024020U JP 1988083411 U JP1988083411 U JP 1988083411U JP 8341188 U JP8341188 U JP 8341188U JP H024020 U JPH024020 U JP H024020U
- Authority
- JP
- Japan
- Prior art keywords
- pin
- bracket member
- boss
- bracket
- bearing structure
- 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
- 239000004519 grease Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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
- 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
- Component Parts Of Construction Machinery (AREA)
- Pivots And Pivotal Connections (AREA)
Description
第１図はこの考案にかかる請求項第１項の軸受
構造をそなえたピン結合部の断面図、第２図およ
び第３図はこの考案にかかる請求項第２項の軸受
構造をそなえたピン結合部の要部断面図、第４図
は油圧シヨベルの側面図、第５図は第４図のＡ―
Ａより見た従来技術ピン結合部の断面図である。
７，１８，２３，２３′……ピン結合部、８，
８′，２４，２４′……ブラケツト部材、９，９
′……ボス部材、１２，２１……ピン、１４……
給脂口、１７……グリース溜め室、１９……シー
ル部材、２２，２５，２６……油路。
FIG. 1 is a cross-sectional view of a pin joint having a bearing structure according to claim 1 of this invention, and FIGS. 2 and 3 are sectional views of a pin having a bearing structure according to claim 2 according to this invention. 4 is a side view of the hydraulic excavator, and FIG.
FIG. 3 is a cross-sectional view of a prior art pin coupling section as seen from A. 7, 18, 23, 23'...Pin joint part, 8,
8', 24, 24'...bracket member, 9, 9
'... Boss member, 12, 21... Pin, 14...
Greasing port, 17... Grease reservoir chamber, 19... Seal member, 22, 25, 26... Oil path.
Claims (1)
連結され、かつそのピンに対して上記ボス部材が
回動自在に結合されたピン結合部において、上記
ブラケツト部材およびボス部材の２部材の相対す
る対接面の隙間外周部に全周にわたつてシール部
材を設け、かつ、ピン外周部の上記２部材対接部
位置と、ピン端部外部側とを連通するグリース通
過用油路をピンに穿設して構成したことを特徴と
する軸受構造。 (2) ブラケツト部材およびボス部材の２部材の
相対する対接面の隙間外周部に全周にわたつてシ
ール部材を設け、かつ、ブラケツト部材の上記２
部材対接部位置と、ブラケツト部材外部側とを連
通するグリース通過用油路をブラケツト部材に穿
設して構成したことを特徴とする軸受構造。[Claims for Utility Model Registration] (1) A boss member is connected to a bracket member via a pin, and at a pin joint portion where the boss member is rotatably connected to the pin, the bracket member and A sealing member is provided around the entire circumference of the gap between the opposing contact surfaces of the two members of the boss member, and the position of the contact portion of the two members on the outer circumference of the pin communicates with the external side of the pin end. A bearing structure characterized by having an oil passage for passing grease formed in a pin. (2) A sealing member is provided around the entire circumference of the gap between the opposing surfaces of the bracket member and the boss member, and
1. A bearing structure characterized in that a grease passage oil passage is bored in a bracket member and communicates between a member contacting portion and the outside of the bracket member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988083411U JPH024020U (en) | 1988-06-22 | 1988-06-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988083411U JPH024020U (en) | 1988-06-22 | 1988-06-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH024020U true JPH024020U (en) | 1990-01-11 |
Family
ID=31308130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988083411U Pending JPH024020U (en) | 1988-06-22 | 1988-06-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH024020U (en) |
-
1988
- 1988-06-22 JP JP1988083411U patent/JPH024020U/ja active Pending
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