JPH03125798U - - Google Patents
Info
- Publication number
- JPH03125798U JPH03125798U JP3257590U JP3257590U JPH03125798U JP H03125798 U JPH03125798 U JP H03125798U JP 3257590 U JP3257590 U JP 3257590U JP 3257590 U JP3257590 U JP 3257590U JP H03125798 U JPH03125798 U JP H03125798U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- swivel base
- attached
- leveling cylinder
- link member
- 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 2
- 230000008602 contraction Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Jib Cranes (AREA)
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は本考案に係るモーメント検出装置を備
えた高所作業車を示す正面図、第２図はこの高所
作業車における起伏シリンダおよび下レベリング
シリンダとリンク部材との連結部を示す斜視図、
第３図は上記リンク部材に作用する力を示すベク
トル図、第４図は従来の高所作業車を示す正面図
である。
１……車体、３……伸縮ブーム、４，１４……
起伏シリンダ、５……作業台、６，７，１７……
レベリングシリンダ、２４……枢着軸、２５……
リンク部材、２８……ピン部材。
FIG. 1 is a front view showing an aerial work vehicle equipped with a moment detection device according to the present invention, and FIG. 2 is a perspective view showing the connecting portion between the luffing cylinder and the lower leveling cylinder and the link member in this aerial work vehicle. ,
FIG. 3 is a vector diagram showing the force acting on the link member, and FIG. 4 is a front view showing a conventional aerial work vehicle. 1... Vehicle body, 3... Telescopic boom, 4, 14...
Lifting cylinder, 5... Workbench, 6, 7, 17...
Leveling cylinder, 24... Pivoting shaft, 25...
Link member, 28...pin member.
Claims (1)
ブームと、 このブーム先端に少なくとも上下に揺動自在に
取付られた作業台と、 一端が前記ブームと前記旋回台との枢着軸上に
回転可能に取り付けられ、他端が前記旋回台に一
本のピン部材により取付られたリンク部材と、 前記ブームと前記リンク部材との間に配設され
、前記ブームを起伏させる起伏シリンダと、 前記作業台と前記ブームとの間に配設された上
レベリングシリンダ、前記ブームと前記リンク部
材との間に配設された下レベリングシリンダおよ
びこれら両レベリングシリンダの油室を接続する
油路を有し、前記ブームの起伏による前記下レベ
リングシリンダの伸縮に応じて前記上レベリング
シリンダを伸縮させて前記作業台に常に水平に保
持させるレベリング装置とからなり、 前記ピン部材に負荷検出器を設けたことを特徴
とするブーム作業車の負荷検出装置。[Scope of Claim for Utility Model Registration] A swivel base that is rotatably mounted on the vehicle body, a boom that is attached to the swivel base so that it can at least be raised and lowered, and a workpiece that is attached to the tip of the boom so that it can swing at least up and down. a link member, one end of which is rotatably attached to a pivot shaft between the boom and the swivel base, and the other end of which is attached to the swivel base by a single pin member; the boom and the link member; an upper leveling cylinder arranged between the work platform and the boom, and a lower leveling cylinder arranged between the boom and the link member; It has a leveling cylinder and an oil passage connecting the oil chambers of both leveling cylinders, and the upper leveling cylinder expands and contracts in response to the expansion and contraction of the lower leveling cylinder due to the ups and downs of the boom, and is always held horizontally on the workbench. A load detection device for a boom working vehicle, comprising a leveling device, and a load detector is provided on the pin member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3257590U JPH0724390Y2 (en) | 1990-03-28 | 1990-03-28 | Boom work vehicle load detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3257590U JPH0724390Y2 (en) | 1990-03-28 | 1990-03-28 | Boom work vehicle load detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03125798U true JPH03125798U (en) | 1991-12-19 |
| JPH0724390Y2 JPH0724390Y2 (en) | 1995-06-05 |
Family
ID=31535609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3257590U Expired - Lifetime JPH0724390Y2 (en) | 1990-03-28 | 1990-03-28 | Boom work vehicle load detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0724390Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020132394A (en) * | 2019-02-22 | 2020-08-31 | 株式会社アイチコーポレーション | Work vehicle |
-
1990
- 1990-03-28 JP JP3257590U patent/JPH0724390Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020132394A (en) * | 2019-02-22 | 2020-08-31 | 株式会社アイチコーポレーション | Work vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0724390Y2 (en) | 1995-06-05 |
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