JPH0383258U - - Google Patents
Info
- Publication number
- JPH0383258U JPH0383258U JP14339989U JP14339989U JPH0383258U JP H0383258 U JPH0383258 U JP H0383258U JP 14339989 U JP14339989 U JP 14339989U JP 14339989 U JP14339989 U JP 14339989U JP H0383258 U JPH0383258 U JP H0383258U
- Authority
- JP
- Japan
- Prior art keywords
- rotation angle
- protective cover
- support pin
- angle sensor
- rotation
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
Landscapes
- Component Parts Of Construction Machinery (AREA)
Description
第１図は本考案の作業角検知装置の一実施例を
示す断面図、第２図はその作業角検知装置を備え
た油圧パワーシヨベルのフロント作業部を示す正
面図、第３図は第２図の−線断面図、第４図
は第２図の−線断面図、第５図は第２図の
−線断面図、第６図は従来の作業角検知装置を
示す断面図、第７図は一般の油圧パワーシヨベル
のフロント作業部を示す正面図、第８図は第７図
の−線断面図、第９図は第７図の−線断
面図、第１０図は第７図の−線断面図である
。
１３……一方の部材としてのブーム、１５……
サポートピン、１６……他方の部材としてのステ
イツク、４２……保護カバー、５２……凹部、５
３……回転角センサ、５３ａ……本体、５３ｂ…
…検知軸、６２……回転伝達プレート、７５……
回転伝達シヤフト、７６……カツプリング、８１
，８６……配線。
Fig. 1 is a sectional view showing an embodiment of the working angle detection device of the present invention, Fig. 2 is a front view showing the front working part of a hydraulic power shovel equipped with the working angle detection device, and Fig. 3 is the same as Fig. 2. 4 is a sectional view taken along the - line in FIG. 2, FIG. 5 is a sectional view taken along the - line in FIG. 2, FIG. 6 is a sectional view showing a conventional working angle detection device, and FIG. 8 is a front view showing the front working part of a general hydraulic power shovel, FIG. 8 is a sectional view taken along the - line in FIG. 7, FIG. 9 is a sectional view taken along the - line in FIG. FIG. 13...Boom as one member, 15...
Support pin, 16...stay as the other member, 42...protective cover, 52...recess, 5
3...Rotation angle sensor, 53a...Main body, 53b...
...Detection axis, 62...Rotation transmission plate, 75...
Rotation transmission shaft, 76... Coupling, 81
, 86...Wiring.
Claims (1)
自在に設けられた一方の部材と他方の部材との間
に、両部材間の回転角を検知する回転角センサが
設けられた作業角検知装置において、 一方の部材に一体に取付けられたサポートピン
の端部に凹部が設けられ、この凹部のサポートピ
ン中心位置に前記回転角センサの本体が収納され
て一体に取付けられ、このサポートピンの端部の
周囲に、他方の部材に回転伝達プレートを介して
一体に連結された保護カバーが回転自在に被嵌さ
れ、この保護カバーにて密閉された内空部で、保
護カバーの中心に一体に設けられた回転伝達シヤ
フトが、カツプリングを介して前記回転角センサ
の検知軸に連結され、回転角センサの配線が保護
カバーを通して外部に引出されたことを特徴とす
る作業角検知装置。[Scope of Claim for Utility Model Registration] A rotation angle sensor is provided between one member and the other member rotatably provided via a support pin in the working part of a construction machine to detect the rotation angle between the two members. In the working angle detection device provided, a recess is provided at the end of a support pin integrally attached to one member, and the main body of the rotation angle sensor is housed in the center position of the support pin in this recess and is integrally attached. A protective cover integrally connected to the other member via a rotation transmission plate is rotatably fitted around the end of the support pin, and in an inner space sealed by the protective cover, A rotation transmission shaft integrally provided at the center of the protective cover is connected to the detection shaft of the rotation angle sensor via a coupling, and the wiring of the rotation angle sensor is led out through the protective cover. Angle detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989143399U JPH0714443Y2 (en) | 1989-12-12 | 1989-12-12 | Working angle detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989143399U JPH0714443Y2 (en) | 1989-12-12 | 1989-12-12 | Working angle detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0383258U true JPH0383258U (en) | 1991-08-23 |
| JPH0714443Y2 JPH0714443Y2 (en) | 1995-04-10 |
Family
ID=31690173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989143399U Expired - Lifetime JPH0714443Y2 (en) | 1989-12-12 | 1989-12-12 | Working angle detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0714443Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5981504A (en) * | 1982-11-01 | 1984-05-11 | Hitachi Constr Mach Co Ltd | Angle detector |
| JPS6326440U (en) * | 1986-08-07 | 1988-02-20 |
-
1989
- 1989-12-12 JP JP1989143399U patent/JPH0714443Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5981504A (en) * | 1982-11-01 | 1984-05-11 | Hitachi Constr Mach Co Ltd | Angle detector |
| JPS6326440U (en) * | 1986-08-07 | 1988-02-20 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0714443Y2 (en) | 1995-04-10 |