Container with top cover locksets, lifting appliance and cover body opening operation method thereof

Abstract

The invention provides a container with top cover locksets, a lifting appliance and a cover body opening operation method thereof. Each top cover lockset comprises a fixed seat, a lock hook and a locking device, wherein the fixed seat is fixed on a cover body; the lock hook comprises a lever piece and a hook-shaped piece which are connected with each other, the lever piece is pivotally connected to the fixed seat, the hook-shaped piece extends downwards along the edge of the cover body, and the lock hook further comprises a matching part arranged on the hook-shaped piece; and the locking device is movably arranged on a side plate, comprises a rod-shaped piece and can move to a first position and a second position, at the first position, the hook-shaped piece is clamped below a top side beam, the rod-shaped piece is matched and fixed with the matching part, and at the second position, the rod-shaped piece is separated from the matching part. According to the container with the top cover locksets, the lifting appliance and the cover body opening operation method thereof, at the first position, the rod-shaped piece and the matching part are matched and fixed, the lock hook is limited, and the hook-shaped piece on the lock hook is clamped below the top side beam, so that the lock hook locks the cover body on a container body, and the problems that the lock hook is thrown away, goods are leaked and the like in the transportation process of the container are solved.

Description

technical field [0001] The invention relates to a container, in particular to a container with a top cover lock, a spreader and an operation method for opening the cover. Background technique [0002] At present, hard open-top containers are playing an increasingly important role in transportation. There is an opening on the top for easy loading, and it is also convenient for unloading when used with a turntable or forklift. Now it is mostly used for loading copper concentrate powder, coal and other goods. . In the prior art, a lock hook is usually installed on the edge of the top cover, and the box body and the hook lock are connected and fixed from the side of the box body. When carrying out the operation of opening the cover, usually the tail of the lock hook of the roof is pressed by a pressing block arranged on the roof spreader so that the lock hook rotates and breaks away from the box body. When the lock hook is opened, the tail of the top cover lock hook can be buc...

AI Technical Summary

Problems solved by technology

During transportation, the container is bumped and shaken on vehicles, ships and other vehicles, which can easily cause the lock hook on the top cover to be thrown off, resulting in the incomplete seal between the top cover and the box body, so that the cargo may leak. At the same time, This also has certain security risks

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