JPH0312954U - - Google Patents
Info
- Publication number
- JPH0312954U JPH0312954U JP6985289U JP6985289U JPH0312954U JP H0312954 U JPH0312954 U JP H0312954U JP 6985289 U JP6985289 U JP 6985289U JP 6985289 U JP6985289 U JP 6985289U JP H0312954 U JPH0312954 U JP H0312954U
- Authority
- JP
- Japan
- Prior art keywords
- pin
- collar
- groove
- elastic ring
- attachment
- 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
- 230000037431 insertion Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims 2
- 229910000639 Spring steel Inorganic materials 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Component Parts Of Construction Machinery (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Description
第１図ないし第６図はは本考案の実施例を示し
第１図は縦断正面図、第２図はカラーの説明図、
第３図はロツクピンの外観図、第４図は弾性リン
グの説明図、第５図及び第６図は弾性リングをロ
ツクピンに装着した状態を示す斜視図である。第
７図、第８図、第９図は何れも従来例を示す説明
図である。
１……支持体、２……取付用ピンの挿入孔、３
……アタツチメント、４……取付用ピンの挿入孔
、５……取付用ピン、６……貫通孔、７……カラ
ー、８……挿入孔、９……貫通孔、１０……凹溝
、１１……ロツクピン、１２……（弾性リングの
）挿着孔、１３……弾性リング。
Figures 1 to 6 show an embodiment of the present invention, Figure 1 is a longitudinal sectional front view, Figure 2 is a color explanatory diagram,
FIG. 3 is an external view of the lock pin, FIG. 4 is an explanatory view of the elastic ring, and FIGS. 5 and 6 are perspective views showing the elastic ring attached to the lock pin. FIG. 7, FIG. 8, and FIG. 9 are all explanatory diagrams showing conventional examples. 1...Support body, 2...Insertion hole for mounting pin, 3
...Attachment, 4...Mounting pin insertion hole, 5...Mounting pin, 6...Through hole, 7...Collar, 8...Insertion hole, 9...Through hole, 10...Ditch, 11... Lock pin, 12... (elastic ring) insertion hole, 13... elastic ring.
Claims (1)
ント３を回動自在に連結するようにした建設機械
のアタツチメント連結装置において、アタツチメ
ント３の側面に前記取付用ピン５の一端を挿通し
得る挿入孔８を備えたカラー７を突設し、該カラ
ー７の外周に凹溝１０を凹設すると共に、前記ピ
ン５およびカラー７に直径方向の貫通孔６，９を
穿設し、この貫通孔６，９に、バネ鋼製弾性リン
グ１３を回動自在に装着したロツクピン１１を挿
通し、前記弾性リング１３を前記カラー外周の凹
溝１０に嵌脱自在としたことを特徴とする建設機
械のピン連結部用ピン固定装置。 ２ 弾性リング１３はオーバーラツプ部１３ａを
有し、その内径ｄ２は凹溝１０の溝径ｄ１より小
径であるが、オーバーラツプ部の長さｌの範囲内
で拡開可能である請求項１記載のピン固定装置。[Claims for Utility Model Registration] 1. In an attachment coupling device for construction machinery, in which an attachment 3 is rotatably coupled to a support 1 by a mounting pin 5, the mounting pin 5 is attached to a side surface of the attachment 3. A collar 7 is provided with an insertion hole 8 into which one end can be inserted, a groove 10 is provided on the outer periphery of the collar 7, and diametrical through holes 6 and 9 are provided in the pin 5 and the collar 7. A lock pin 11 having a spring steel elastic ring 13 rotatably attached thereto is inserted into the through-holes 6 and 9, so that the elastic ring 13 can be freely fitted into and removed from the groove 10 on the outer periphery of the collar. A pin fixing device for the pin connection part of construction machinery, characterized by: 2. The elastic ring 13 has an overlap part 13a, the inner diameter d2 of which is smaller than the groove diameter d1 of the groove 10, but can be expanded within a length l of the overlap part. pin fixing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989069852U JPH0621975Y2 (en) | 1989-06-16 | 1989-06-16 | Pin fixing device for construction machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989069852U JPH0621975Y2 (en) | 1989-06-16 | 1989-06-16 | Pin fixing device for construction machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0312954U true JPH0312954U (en) | 1991-02-08 |
| JPH0621975Y2 JPH0621975Y2 (en) | 1994-06-08 |
Family
ID=31605513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989069852U Expired - Lifetime JPH0621975Y2 (en) | 1989-06-16 | 1989-06-16 | Pin fixing device for construction machinery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0621975Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022054283A (en) * | 2020-09-25 | 2022-04-06 | 日立建機株式会社 | Construction machine pin coupling device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63108457U (en) * | 1987-01-05 | 1988-07-13 |
-
1989
- 1989-06-16 JP JP1989069852U patent/JPH0621975Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63108457U (en) * | 1987-01-05 | 1988-07-13 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022054283A (en) * | 2020-09-25 | 2022-04-06 | 日立建機株式会社 | Construction machine pin coupling device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0621975Y2 (en) | 1994-06-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |