JPH0453852U - - Google Patents
Info
- Publication number
- JPH0453852U JPH0453852U JP1990094297U JP9429790U JPH0453852U JP H0453852 U JPH0453852 U JP H0453852U JP 1990094297 U JP1990094297 U JP 1990094297U JP 9429790 U JP9429790 U JP 9429790U JP H0453852 U JPH0453852 U JP H0453852U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- boss
- right ends
- circumferential surface
- bearing device
- 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
Links
- 239000004519 grease Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000001629 suppression Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 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
- Pivots And Pivotal Connections (AREA)
- Component Parts Of Construction Machinery (AREA)
Description
第１図はこの考案にかかる軸受装置の断面図、
第２図は第１図のＢ部詳細図、第３図はこの考案
における蓋板の斜視図、第４図はこの考案にかか
る他実施例軸受装置の要部断面図、第５図は従来
技術の軸受装置の断面図、第６図は従来技術の他
実施例軸受装置の断面図、第７図は第６図のＡ部
詳細図、第８図は第６図におけるボスの組付構成
を示す断面図である。
１，１５，１８，１８′……軸受装置、２，２
′，１９……ボス、３，３′，４，４′，２０，
２１……ボス材、５，２２……パイプ、６，６′
，２３，２３′……抑制パイプ、７，２５……ブ
ラケツト、８，２６……ピン、１１，１１′，２
９……グリース室、１２，３０……給脂口、２４
，２４′……蓋板。
Figure 1 is a sectional view of the bearing device according to this invention.
Fig. 2 is a detailed view of part B in Fig. 1, Fig. 3 is a perspective view of the cover plate in this invention, Fig. 4 is a sectional view of the main part of another embodiment of the bearing device according to this invention, and Fig. 5 is a conventional one. 6 is a sectional view of another embodiment of the conventional bearing device, FIG. 7 is a detailed view of section A in FIG. 6, and FIG. 8 is an assembly configuration of the boss in FIG. 6. FIG. 1, 15, 18, 18'...Bearing device, 2, 2
', 19...Boss, 3, 3', 4, 4', 20,
21... Boss material, 5, 22... Pipe, 6, 6'
, 23, 23'... Suppression pipe, 7, 25... Bracket, 8, 26... Pin, 11, 11', 2
9... Grease chamber, 12, 30... Greasing port, 24
, 24'... Lid plate.
Claims (1)
スを形成し、そのボスの内部側スペースにグリー
ス容量制限用の抑制パイプを設け、上記ボスをブ
ラケツトに対しピンを介して回動自在に連結した
軸受装置において、抑制パイプの長さを上記パイ
プの長さより小寸に設定し、その抑制パイプの左
右両端部と、パイプ内周面との間に蓋板を油密に
溶着し、ボス材の内側端面と、パイプの左右端内
周面と、蓋板の外側面と、抑制パイプの内周面と
、ピンの外周面とによりグリース室を形成すると
ともに、パイプ外周部より上記グリース室に対し
、直接給脂するように構成したことを特徴とする
建設機械の軸受装置。 A boss is formed by integrally welding boss materials to both the left and right ends of the pipe, a suppression pipe is provided in the space inside the boss to limit the grease capacity, and the boss is rotatably connected to the bracket via a pin. In this bearing device, the length of the restraint pipe is set to be smaller than the length of the above-mentioned pipe, and a cover plate is oil-tightly welded between the left and right ends of the restraint pipe and the inner peripheral surface of the pipe, and the boss material is A grease chamber is formed by the inner end surface of the pipe, the inner circumferential surface of the left and right ends of the pipe, the outer surface of the cover plate, the inner circumferential surface of the suppression pipe, and the outer circumferential surface of the pin, and a grease chamber is formed from the outer circumference of the pipe. On the other hand, a bearing device for construction machinery is characterized in that it is configured to be directly lubricated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990094297U JP2530006Y2 (en) | 1990-09-06 | 1990-09-06 | Bearing equipment for construction machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990094297U JP2530006Y2 (en) | 1990-09-06 | 1990-09-06 | Bearing equipment for construction machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0453852U true JPH0453852U (en) | 1992-05-08 |
| JP2530006Y2 JP2530006Y2 (en) | 1997-03-26 |
Family
ID=31832145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990094297U Expired - Lifetime JP2530006Y2 (en) | 1990-09-06 | 1990-09-06 | Bearing equipment for construction machinery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2530006Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113474513A (en) * | 2019-03-20 | 2021-10-01 | 日立建机株式会社 | Construction machine |
-
1990
- 1990-09-06 JP JP1990094297U patent/JP2530006Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113474513A (en) * | 2019-03-20 | 2021-10-01 | 日立建机株式会社 | Construction machine |
| CN113474513B (en) * | 2019-03-20 | 2022-12-16 | 日立建机株式会社 | Construction machine |
| US11987952B2 (en) | 2019-03-20 | 2024-05-21 | Hitachi Construction Machinery Co., Ltd | Construction machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2530006Y2 (en) | 1997-03-26 |