JP2006021897A5 - - Google Patents

Claims (8)

A traveling body,
A boom provided on the traveling body so as to freely undulate, expand and contract, and turn;
A workbench attached to the tip of the boom;
Outrigger jacks that are provided at a plurality of locations of the traveling body, project downward and stably support the traveling body,
Jack operation means for performing operation input of each outrigger jack;
Jack operation control means for operating each outrigger jack in response to an operation input of the jack operation means;
Worker boarding detection means for detecting whether or not an operator is on the worktable;
A first restricting means for restricting the operation of each outrigger jack performed by the jack operation control means when it is detected by the worker boarding detection means that an operator is on the work table. A safety device for an aerial work vehicle characterized by that.   The worker boarding detection means includes a worktable load detection means for detecting a load on the worktable, and a load on the worktable detected by the worktable load detection means exceeds a predetermined value. The safety device for an aerial work vehicle according to claim 1, further comprising a determination unit that determines whether or not an operator is on the work table based on whether or not the work table is present.   The worker boarding detection means includes a safety cable attached to the worker himself who has boarded the work table, and whether or not the safety cable is locked to a safety cable locking means provided on the work table. The safety device for an aerial work vehicle according to claim 1, comprising safety rope locking detection means for detecting.   In the state in which it is detected that at least one of the plurality of outrigger jacks is in a non-grounded state by the grounding detection unit that detects whether or not each outrigger jack is in a grounded state. 4. The apparatus according to claim 1, further comprising a first alarm unit that performs an alarm operation when it is detected by an operator boarding detection unit that an operator has boarded the work table. Safety equipment for aerial work platforms. In a state where the traveling state detecting means for detecting whether said traveling body is ready to travel, that the traveling member by pre Symbol travelable state detecting unit is ready to run is detected, 5. The apparatus according to claim 1, further comprising: a second warning unit that performs a warning operation when it is detected by the worker boarding detection unit that the worker has boarded the work table. Safety equipment for aerial work platforms as described. A traveling body,
A boom provided on the traveling body so as to freely undulate, expand and contract, and turn;
A workbench attached to the tip of the boom;
Outrigger jacks that are provided at a plurality of locations of the traveling body, project downward and stably support the traveling body,
Jack operation means for performing operation input of each outrigger jack;
Jack operation control means for operating each outrigger jack in response to an operation input of the jack operation means;
A step for an operator to board the workbench;
Step use detecting means for detecting whether the worker is using the step;
A second restricting means for restricting the operation of each outrigger jack performed by the jack operation control means when it is detected by the step use detecting means that an operator is using the step. A safety device for an aerial work vehicle. In the state in which it is detected that at least one of the plurality of outrigger jacks is in a non-grounded state by the grounding detection means for detecting whether or not each outrigger jack is in a grounded state, and the grounding detection means. 7. The safety of an aerial work vehicle according to claim 6, further comprising third alarm means for performing an alarm operation when a state in which the worker is using the step is detected by the use detection means. apparatus. In a state where the traveling state detecting means for detecting whether said traveling body is ready to travel, that the traveling member by pre Symbol travelable state detecting unit is ready to run is detected, 8. The high alarm device according to claim 6, further comprising a fourth alarm unit that performs an alarm operation when it is detected by the step use detection unit that an operator is using the step. 9. Safety equipment for work vehicles.