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发明公开
CN102976195A 具有新型梯级链滚轮的室外型自动扶梯 无效 - 撤回

具有新型梯级链滚轮的室外型自动扶梯
摘要：
本发明提供了一种具有新型梯级链滚轮的室外型自动扶梯，所述室外型自动扶梯包含梯级链条，所述梯级链条包括梯级链滚轮，所述梯级链条内设置有轴套，所述梯级链滚轮包括外链板、内链板、梯级轮、轴承、外护盖、内护盖。外护盖为圆形，其内圆面与梯级链条的轴套相接触配合，外护盖的侧面制作成镶嵌式结构，镶嵌结构与内护盖侧面的镶嵌结构相配合密封；内护盖为圆形，其外圆面与梯级轮内圆采用镶嵌配合并密封。本装置的特点是能够在恶劣天气下使用，能够有效防护梯级轮内的轴承，延长轴承的使用寿命，延长梯级链条的使用寿命。
摘要（英）：

The invention provides an outdoor escalator with a novel stepped chain roller. The outdoor escalator comprises a stepped chain, wherein the stepped chain comprises a stepped chain roller; a shaft sleeve is arranged in the stepped chain; the stepped chain roller comprises an outer link plate, an inner link plate, a stepped wheel, a bearing, an outer protecting cover and an inner protecting cover; the outer protecting cover is circular; the inner circle surface of the outer protecting cover is in contact fit with the shaft sleeve of the stepped chain; the side face of the outer protecting cover is designed with an embedded structure; the embedded structure is sealed together with the embedded structure of the side face of the inner protecting cover in a matching way; the inner protecting cover is circular; and the outer circle surface of the inner protecting cover is in embedded fit and sealed together with the inner circle of the stepped wheel. The outdoor escalator is characterized in that the outdoor escalator can be used under severe weathers, the bearing in the stepped wheel can be protected effectively, the service life of the bearing is prolonged, and the service life of the stepped chain is prolonged.

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