JPS63108457U - - Google Patents
Info
- Publication number
- JPS63108457U JPS63108457U JP44987U JP44987U JPS63108457U JP S63108457 U JPS63108457 U JP S63108457U JP 44987 U JP44987 U JP 44987U JP 44987 U JP44987 U JP 44987U JP S63108457 U JPS63108457 U JP S63108457U
- Authority
- JP
- Japan
- Prior art keywords
- pin
- lock pin
- boss
- insertion hole
- boss portion
- 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
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
- Component Parts Of Construction Machinery (AREA)
Description
第１図は本考案の実施例を示す断面図、第２図
は第１図―線断面図、第３図は同実施例にお
けるロツクピンおよびストツパリングの拡大斜視
図、第４図は従来例を示す断面図、第５図は別の
従来例を示す断面図、第６図は同従来例における
ストツパリングの正面図である。
１，２…連結される部材としてのブラケツト、
３…同連結部、４…連結ピン、６…ロツクピン挿
入孔、１３…ボス部、１４…ロツクピン挿入孔、
１４ａ…座ぐり部、１５…周溝、１６…ロツクピ
ン、１７…ロツクピン頭部、１８…切欠部、１９
…ストツパリング。
Fig. 1 is a sectional view showing an embodiment of the present invention, Fig. 2 is a sectional view taken along the line of Fig. 1, Fig. 3 is an enlarged perspective view of the lock pin and stopper ring in the same embodiment, and Fig. 4 shows a conventional example. 5 is a sectional view showing another conventional example, and FIG. 6 is a front view of a stopper ring in the same conventional example. 1, 2... Bracket as a member to be connected,
3... Connection portion, 4... Connection pin, 6... Lock pin insertion hole, 13... Boss portion, 14... Lock pin insertion hole,
14a...Spotted portion, 15...Peripheral groove, 16...Lock pin, 17...Lock pin head, 18...Notch, 19
…Stotuparing.
Claims (1)
ちの一方の部材に一体に設けられたボス部に、そ
れぞれ互いに同軸上に一致する連結ピン孔が設け
られ、これら二部材およびボス部の各連結ピン孔
に跨つて連結ピンが挿入され、かつ、上記ボス部
、およびこのボス部内に位置する上記連結ピンの
一端部に連結ピン径方向にロツクピン挿入孔が貫
設され、このボス部および連結ピンのロツクピン
挿入孔に跨つてロツクピンが挿入される建設機械
のピン連結装置において、上記ロツクピンは頭部
を有し、かつピン全長が上記ボス部の外径寸法よ
りも短く形成されるとともに、上記頭部の周側面
に切欠部が設けられ、一方、上記ボス部には、上
記ロツクピン挿入孔の一端部に、上記ロツクピン
の頭部全体が収容される座ぐり部が設けられると
ともに、外周面に全長に亘る周構がロツクピン挿
入孔に連通する状態で設けられ、ゴム製の伸縮自
在なストツパリングが、上記ロツクピンの切欠部
に係合した状態で上記ボスの周溝内に弾性的に嵌
着されてなることを特徴とする建設機械のピン連
結装置。 Two members to be connected by a pin, and a boss portion integrally provided on one of the two members, are provided with connecting pin holes coaxially aligned with each other, and each connection between these two members and the boss portion is provided. A connecting pin is inserted across the pin hole, and a lock pin insertion hole is provided through the boss portion and one end of the connecting pin located within the boss portion in the radial direction of the connecting pin. In a pin coupling device for construction machinery in which a lock pin is inserted across a lock pin insertion hole of a A notch is provided on the circumferential side of the boss, and a counterbore is provided at one end of the lock pin insertion hole in which the entire head of the lock pin is accommodated. A circumferential structure extending over the boss is provided in communication with the lock pin insertion hole, and an elastic stopper ring made of rubber is elastically fitted into the circumferential groove of the boss while being engaged with the notch of the lock pin. A pin connection device for construction machinery, which is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP44987U JPS63108457U (en) | 1987-01-05 | 1987-01-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP44987U JPS63108457U (en) | 1987-01-05 | 1987-01-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63108457U true JPS63108457U (en) | 1988-07-13 |
Family
ID=30777432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP44987U Pending JPS63108457U (en) | 1987-01-05 | 1987-01-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63108457U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0312954U (en) * | 1989-06-16 | 1991-02-08 | ||
| ES2349917A1 (en) * | 2007-11-08 | 2011-01-12 | Myriam Fravizel-Equipamientos Metalomecanicos, Lda. | Quick hitch (Machine-translation by Google Translate, not legally binding) |
| JP2016075311A (en) * | 2014-10-03 | 2016-05-12 | Ｉｈｉ建機株式会社 | Fixing structure and transportation equipment using the same |
-
1987
- 1987-01-05 JP JP44987U patent/JPS63108457U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0312954U (en) * | 1989-06-16 | 1991-02-08 | ||
| ES2349917A1 (en) * | 2007-11-08 | 2011-01-12 | Myriam Fravizel-Equipamientos Metalomecanicos, Lda. | Quick hitch (Machine-translation by Google Translate, not legally binding) |
| JP2016075311A (en) * | 2014-10-03 | 2016-05-12 | Ｉｈｉ建機株式会社 | Fixing structure and transportation equipment using the same |