JPH0281918U - - Google Patents

Info

Publication number
JPH0281918U
JPH0281918U JP1988162234U JP16223488U JPH0281918U JP H0281918 U JPH0281918 U JP H0281918U JP 1988162234 U JP1988162234 U JP 1988162234U JP 16223488 U JP16223488 U JP 16223488U JP H0281918 U JPH0281918 U JP H0281918U
Authority
JP
Japan
Prior art keywords
side connecting
connecting member
grease
pin
circumferential surface
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
JP1988162234U
Other languages
Japanese (ja)
Other versions
JPH0542256Y2 (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 JP1988162234U priority Critical patent/JPH0542256Y2/ja
Publication of JPH0281918U publication Critical patent/JPH0281918U/ja
Application granted granted Critical
Publication of JPH0542256Y2 publication Critical patent/JPH0542256Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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

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

第１図ないし第３図は本考案の第１の実施例に
係り、第１図はピン結合装置の要部断面図、第２
図はダストシールを第３図中の−矢示方向で
切断して示す拡大図、第３図はダストシールの正
面図、第４図ないし第６図は第２の実施例に係り
、第４図はピン結合装置の要部断面図、第５図は
ダストシールを第６図中の−矢示方向で切断
して示す拡大図、第６図はダストシールの正面図
、第７図ないし第９図は従来技術に係り、第７図
はピン結合装置を用いた油圧シヨベルの概略図、
第８図は第７図中の−矢示方向拡大断面図、
第９図は第８図中の要部拡大図である。 ４……一側連結部材、９……他側連結部材、１
５……ピン、１６……油溝、１８……グリス室、
３１，４１……ダストシール、３３Ｂ，４３Ｂ…
…グリスホールドリツプ、３３Ｃ，４３Ｃ……ダ
ストシールリツプ、３４，４４……グリス吐出路
、Ｓ……隙間。 1 to 3 relate to the first embodiment of the present invention, in which FIG. 1 is a sectional view of the main part of the pin coupling device, and FIG.
The figure is an enlarged view of the dust seal cut in the - arrow direction in Figure 3, Figure 3 is a front view of the dust seal, Figures 4 to 6 relate to the second embodiment, and Figure 4 is a front view of the dust seal. 5 is an enlarged view of the dust seal cut in the - arrow direction in FIG. 6, FIG. 6 is a front view of the dust seal, and FIGS. 7 to 9 are conventional views. Regarding the technology, Figure 7 is a schematic diagram of a hydraulic excavator using a pin coupling device.
FIG. 8 is an enlarged sectional view in the direction of the − arrow in FIG. 7;
FIG. 9 is an enlarged view of the main part in FIG. 4... One side connecting member, 9... Other side connecting member, 1
5...Pin, 16...Oil groove, 18...Grease chamber,
31, 41...Dust seal, 33B, 43B...
...Grease holder lip, 33C, 43C...Dust seal lip, 34, 44...Grease discharge path, S...Gap.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一側連結部材と、該一側連結部材の軸方向両側
に配設される一対の他側連結部材と、該一対の他
側連結部材と一側連結部材とを回動可能に連結す
べく該各連結部材に挿通され、外周面には該一側
連結部材の内周面に対向して油溝が形成されたピ
ンと、前記油溝よりも軸方向外側に位置して該ピ
ンの外周面と前記一側連結部材の内周面との間に
形成されたグリス室内に設けられるダストシール
とからなるピン結合装置において、前記ダストシ
ールには前記油溝側に位置するグリスホールドリ
ツプと、該グリスホールドリツプよりも軸方向外
側で、前記一側連結部材と他側連結部材との隙間
側に位置するダストシールリツプと、前記グリス
室内のグリスを前記隙間側に吐出するグリス吐出
路とを設けたことを特徴とするピン結合装置。 A one-side connecting member, a pair of other-side connecting members disposed on both sides of the one-side connecting member, and a pair of other-side connecting members arranged to rotatably connect the pair of other-side connecting members and the one-side connecting member. A pin is inserted through each connecting member and has an oil groove formed on its outer circumferential surface facing the inner circumferential surface of the one side connecting member, and a pin that is located axially outward from the oil groove and is connected to the outer circumferential surface of the pin. A pin coupling device comprising a dust seal provided in a grease chamber formed between the inner circumferential surface of the one side connecting member, and the dust seal includes a grease holder lip located on the oil groove side, and a grease holder lip located on the oil groove side. A dust seal lip is provided on the axially outer side of the lip and located on the gap side between the one side connecting member and the other side connecting member, and a grease discharge path that discharges grease in the grease chamber to the gap side. A pin coupling device characterized by:
JP1988162234U 1988-12-14 1988-12-14 Expired - Lifetime JPH0542256Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988162234U JPH0542256Y2 (en) 1988-12-14 1988-12-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988162234U JPH0542256Y2 (en) 1988-12-14 1988-12-14

Publications (2)

Publication Number Publication Date
JPH0281918U true JPH0281918U (en) 1990-06-25
JPH0542256Y2 JPH0542256Y2 (en) 1993-10-25

Family

ID=31445878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988162234U Expired - Lifetime JPH0542256Y2 (en) 1988-12-14 1988-12-14

Country Status (1)

Country Link
JP (1) JPH0542256Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60190852U (en) * 1984-05-24 1985-12-18 日立建機株式会社 Pin connection structure between support bracket and mating bracket

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60190852U (en) * 1984-05-24 1985-12-18 日立建機株式会社 Pin connection structure between support bracket and mating bracket

Also Published As

Publication number Publication date
JPH0542256Y2 (en) 1993-10-25

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