The invention relates to an elevator residue detection device with shooting in the car door opening and closing part of the door opening and closing the door open in the area and determine the upper part of foreign bodies close to determine surveillance camera area (2), a reference image storage section stores a reference image (4), door opening and closing decision department (5) and a retentate determining part (7); determining part in the door opening and closing the door is closed, the door opened and closed decision regions relative to the reference image the image of the door opening and closing determine the changes in region of the part does not meet the predetermined conditions and foreign body foreign body. The images of the area relative to the reference image to determine the change of regional part does not meet the predetermined condition is judged to be in the door opening and closing the door closed, determine the changes in the area of image to meet the above conditions and foreign body image change decision regions do not meet the above conditions determines the door open; determining part in determining the retentate When the image of the door closed and the image taken relative to the reference image changes to a predetermined condition, the memory is determined to be stored in the car.
【技术实现步骤摘要】
【技术保护点】
１．一种电梯滞留物检测装置，其特征在于，具备：监视相机（２），其拍摄位于轿厢内的门开闭部分的门开闭判定区域和位于比上述门开闭部分靠上侧的异物判定区域；基准图像存储部（４），其存储作为上述轿厢内的门关闭且无装载时的图像的基准图像；门开闭判定部（５），其在处于门关闭状态时，在由上述监视相机拍摄到的上述门开闭判定区域的图像相对于上述基准图像的该门开闭判定区域的部分的变化不满足预定的条件、且上述拍摄到的上述异物判定区域的图像相对于上述基准图像的该异物判定区域的部分的变化不满足预定的条件时，判定为门关闭；在上述拍摄到的上述门开闭判定区域的图像相对于上述基准图像的该门开闭判定区域的部分的变化满足上述条件、且上述拍摄到的上述异物判定区域的图像相对于上述基准图像内的该异物判定区域的部分的变化不满足上述条件时，判定为门打开；和滞留物判定部（７），其在由上述门开闭判定部判定为门关闭、且由上述监视相机拍摄到的图像相对于上述基准图像的变化满足预定的条件时，判定为在上述轿厢内存在滞留物。
【技术特征摘要】
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