JPS5890258U - Parallel maintenance device for carrier in hydraulic excavator - Google Patents
Parallel maintenance device for carrier in hydraulic excavatorInfo
- Publication number
- JPS5890258U JPS5890258U JP18434081U JP18434081U JPS5890258U JP S5890258 U JPS5890258 U JP S5890258U JP 18434081 U JP18434081 U JP 18434081U JP 18434081 U JP18434081 U JP 18434081U JP S5890258 U JPS5890258 U JP S5890258U
- Authority
- JP
- Japan
- Prior art keywords
- pin
- rod
- carrier
- arm
- relay link
- 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
Landscapes
- Operation Control Of Excavators (AREA)
- Component Parts Of Construction Machinery (AREA)
- Emergency Alarm Devices (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案の一実施態様を示す側面図、第２図は
第１図の■部を示す拡大詳細図、第３図は第１図の■部
を示す拡大詳細図、第４図は第１図のＩＶ−ＩＶ断面拡
大図、第５図はこの考案による警報装置の電気回路図で
ある。
１・・・・・・走行体、２・・・・・・旋回体、３・・
・・・・ブーム、４・・・・・・ブームシリンダ、５・
・・・・・ピン、６・・・・・・アーム、７・・・・・
・アームシリンダ、８・：・・・・ピン、９・・・・・
・パケット、１０・・・・・・ピン、１１・・・・・・
中継リンク、１２・・・・・・ロツド、１３・・・・・
・ピン、１４・・・・・・ブラケット、１５・・・・・
・ビン、１６・・・・・・ロヅド、１７・・・・・・ピ
ン、１８・・・・・・ピン、１９・・・・・・ストライ
力、２０・・・・・・警報用リミットスイッチ、２１晶
・・・ストライカ、２２・・・・・・警報用リミットス
イッチ、２３・・・・・・電源、２４・・・・・・ブザ
ー。Fig. 1 is a side view showing an embodiment of this invention, Fig. 2 is an enlarged detailed view showing the section ■ in Fig. 1, Fig. 3 is an enlarged detailed view showing the section ■ in Fig. 1, Fig. 4 1 is an enlarged sectional view taken along the line IV-IV in FIG. 1, and FIG. 5 is an electrical circuit diagram of the alarm device according to this invention. 1... Running body, 2... Rotating body, 3...
...Boom, 4...Boom cylinder, 5.
...Pin, 6...Arm, 7...
・Arm cylinder, 8:...Pin, 9...
・Packet, 10...Pin, 11...
Relay link, 12... Rod, 13...
・Pin, 14... Bracket, 15...
・Bin, 16...Rose, 17...Pin, 18...Pin, 19...Strike force, 20...Alarm limit Switch, 21 Crystal...Striker, 22...Alarm limit switch, 23...Power supply, 24...Buzzer.
Claims (1)
体２にブームシリンダ４により起伏させるブーム３をピ
ン５を介して支持させ、ブー．ム３の先端部にアームシ
リンダ７により揺動させるアーム６をビン８を介して連
結し、アーム６の先端部に搬器９を傾動できるようにピ
ン１０を介して連結した油圧ショベルにおいて、ピン８
に揺動できるように中継リンク１１を支持させ、中継リ
ンク１１の連結部にロツド１２の一端部をピン１３を介
して連結し、そのロツド１２の他端部を旋回体２上に固
定したブラケット１４にビン１５を介して連結し、中継
リンク１１の連結部にピン１７を介してロツド１６の一
端部を連結し、そのロツド１６の他端部を搬器９の上が
わ部の連結部にビン１Ｂを介して連結し、ピン５．１５
．１３．８をそれらの中心を結ぶ直線が平行四辺形を形
成するように配置するとともに、ピン８．１７．１８．
１０もそれらの中心を結ぶ直線が平行四辺形を形成する
ように配置したことを特徴とずる搬器の平行維持装置。 ２ブラケット１４にロツド１２が所定角度に伏した状態
で閉路させられる警報用リミットスイッチ２０を取付け
るとともに、中継リンク１１にロツド１６が所定角度伏
した状態で閉路させられる警報用リミットスイッチ２１
を取付けた実用新案登録請求の範囲第１項記載の搬器の
千゛行維持装置。−[Claims for Utility Model Registration] 1. A revolving body 2 is rotatably mounted on the upper part of a traveling body 1, and a boom 3 which is raised and lowered by a boom cylinder 4 is supported on the revolving body 2 via a pin 5. In a hydraulic excavator, an arm 6 that is swung by an arm cylinder 7 is connected to the tip of the arm 3 via a pin 8, and a carriage 9 is connected to the tip of the arm 6 via a pin 10 so that it can be tilted.
A bracket in which a relay link 11 is supported so as to be able to swing freely, one end of a rod 12 is connected to the connection part of the relay link 11 via a pin 13, and the other end of the rod 12 is fixed on the revolving body 2. 14 via the bottle 15, one end of the rod 16 is connected to the connecting portion of the relay link 11 via the pin 17, and the other end of the rod 16 is connected to the connecting portion of the upper side of the carrier 9. Connect via pin 1B, pin 5.15
．． 13.8 so that the straight line connecting their centers forms a parallelogram, and the pins 8.17.18.
10 is also arranged so that straight lines connecting their centers form a parallelogram. A parallel maintenance device for a sliding carrier. 2. An alarm limit switch 20 that is closed when the rod 12 is bent at a predetermined angle is attached to the bracket 14, and an alarm limit switch 21 that is closed when the rod 16 is bent at a predetermined angle is attached to the relay link 11.
A 1000-row maintenance device for a carrier as set forth in claim 1 of the utility model registration claim. −
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18434081U JPS5890258U (en) | 1981-12-09 | 1981-12-09 | Parallel maintenance device for carrier in hydraulic excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18434081U JPS5890258U (en) | 1981-12-09 | 1981-12-09 | Parallel maintenance device for carrier in hydraulic excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5890258U true JPS5890258U (en) | 1983-06-18 |
Family
ID=29984421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18434081U Pending JPS5890258U (en) | 1981-12-09 | 1981-12-09 | Parallel maintenance device for carrier in hydraulic excavator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5890258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63145903U (en) * | 1987-03-11 | 1988-09-27 |
-
1981
- 1981-12-09 JP JP18434081U patent/JPS5890258U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63145903U (en) * | 1987-03-11 | 1988-09-27 |
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