Openable door leaf for vehicle

Abstract

The invention relates to an openable door leaf for a vehicle, wherein three door leaves which can be opened and closed are arranged in the width direction of the vehicle, a middle door leaf (4) is openably supported on a right door leaf (5) or a left door leaf through a hinge (8), the openable door leaf is provided with a locking state maintaining a state for opening the middle door leaf (4), the locking device consists of a buckling component (18) and a bearing component (20), which are mutually buckled and separated from each other through the opening and the closing of the middle door leaf (4), the buckling component (18) is arranged on the hinge (8) for supporting the middle door leaf (4), and the bearing component (20) is arranged on the right door leaf (5) or the left door leaf for supporting the middle door leaf (4). A resin shaft collar (23) which can rotate when the buckling component (18) is buckled is arranged on the bearing component (20). The openable door leaf is free from reinforcing the middle door leaf, the buckling of the buckling component and the bearing component forming the locking device is free from being influenced by the size precision or installation precision of the middle door leaf, and the completely opening state of the middle door leaf can be actually maintained.

Description

technical field [0001] The present invention relates to an opening and closing door for a vehicle configured by providing three openable and closable doors in the vehicle width direction. Background technique [0002] For example, a rectangular box-shaped freezer is mounted on a shelf of a refrigerated truck, and low-temperature products such as frozen foods are stored in the freezer while maintaining a predetermined low-temperature state. And at least the back of the freezer has an opening for loading and unloading goods, and the opening is opened and closed by a split door. [0003] If the door is frequently opened and closed every time the cold product is brought in and out of the refrigerated truck, the cold air in the freezer will leak out and the temperature inside the freezer will rise, resulting in poor quality of low temperature products or fuel consumption caused by the operation of the freezer. deterioration. [0004] In view of the above problems, for example, ...

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Problems solved by technology

[0008] However, in the composition of the patent document 1 proposal, the door holders 106, 107 are respectively installed on the outside of the middle door leaf 104 and the door post 102A on the right side, so besides the reinforcement of these installation positions is necessary, there are reasons The two door holders 106 and 107 are in a separated state, so the engagement of the two will be affected by the installation accuracy of the middle door leaf 104

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