JPH01149394U

JPH01149394U -

Info

Publication number: JPH01149394U
Application number: JP4671588U
Authority: JP
Priority date: 1988-04-05
Filing date: 1988-04-05
Publication date: 1989-10-16

Description

[Brief explanation of the drawing]

第１図はこの考案にかかるつり上げ荷重表示装
置をそなえた油圧シヨベルの側面図、第２図はこ
の考案のつり上げ荷重表示装置を示す実施例詳細
図、第３図はつり上げ荷重表示装置の正面図、第
４図は第３図のＡ―Ａより見た断面図、第５図は
表示板の正面図、第６図はクレーンアタツチメン
トを装備した従来技術油圧シヨベルの側面図であ
る。５，１５……センターフレーム、６，１３……
ブーム、７，１４……アーム、１６，１７……ブ
ラケツト部材、１８，１９……ワイヤロープ、２
１……枠体、２２，２３……ガイド部、２４……
窓穴付プレート部材、２５……窓穴部、２６……
表示板付プレート部材、２７，２８……ばね部材
、２９……表示板。 Fig. 1 is a side view of a hydraulic excavator equipped with a lifting load display device according to this invention, Fig. 2 is a detailed view of an embodiment showing the lifting load display device of this invention, and Fig. 3 is a front view of the lifting load display device. , FIG. 4 is a sectional view taken along line AA in FIG. 3, FIG. 5 is a front view of the display board, and FIG. 6 is a side view of a conventional hydraulic excavator equipped with a crane attachment. 5, 15... Center frame, 6, 13...
Boom, 7, 14... Arm, 16, 17... Bracket member, 18, 19... Wire rope, 2
1... Frame body, 22, 23... Guide portion, 24...
Plate member with window hole, 25...Window hole part, 26...
Plate member with display board, 27, 28... Spring member, 29... Display board.

Claims

[Scope of utility model registration request]

In a crane in which a boom and an arm are rotatably connected to the front part of the upper revolving structure, and a crane attachment is installed at the tip of the arm, a frame is attached to the side of the boom at a position near the driver's cab window. A boom angle guide section and an arm angle guide section are provided on the frame body in the longitudinal direction of the boom and in a direction perpendicular thereto, respectively, and the boom angle guide section is installed at a position on the outer side of the frame body. To,
The arm angle guide section is set to the inside position of the boom angle guide section, and a plate member with a window hole is slidably attached to the boom angle guide section, and a plate member with a display board is attached to the arm angle guide section, respectively. established,
Further, the frame body and one side of each of the plate member with a window hole and the plate member with a display board are connected via a spring member, and both plate members are biased toward one side of the frame body, while the boom A bracket member is fixedly provided on the center frame of the upper revolving body supporting the rooted boss portion, and the bracket member and the opposite side of the plate member with a window hole where the spring member is attached are connected via a wire rope, and A bracket member is fixedly provided on the outer periphery of the boss at the base end of the arm, and the bracket member and the opposite side of the plate member with display board where the spring member is attached are connected via a wire rope, so that the boom and arm can be easily attached during crane work. The rotational movement allows the plate member with the window hole and the plate member with the display board to slide along the guide portion, and the window hole portion of the plate member with the window hole allows the lift listed on the display board to be moved. A lifting load display device for a crane, characterized in that it is configured to be able to display any one of load values.