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A Conceptual Design and Feasibility Analysis of a Window Cleaning Device

유리창 청소장치의 개념 디자인 및 경제적 타당성 예측

  • Kim, Kyoon-Tai (Construction Industry Innovation Center, Korea Institute of Civil engineering and building Technology(KICT)) ;
  • Jun, Young-Hun (Construction Industry Innovation Center, Korea Institute of Civil engineering and building Technology(KICT))
  • Received : 2020.11.10
  • Accepted : 2020.12.14
  • Published : 2020.12.20

Abstract

The window cleaning works are manpower-dependent and are performed in an unstable posture at high altitude, so that there is a risk of falling. Therefore, there is an urgent need to improve the safety of workers. In this study, a conceptual design was proposed for the cleaning of exterior windows of a building, and the economic feasibility of the proposed conceptual model was analyzed. The proposed model is designed to avoid protrusions such as window frames, and to be able to respond even if the shapes of the upper and lower parts are different. As a result of analyzing the economic feasibility of the designed conceptual model, the benefit cost ratio was 4.48, which was significantly higher than 1. Therefore, the economic feasibility of the proposed window cleaning device is expected to be sufficient. The results analyzed in this paper will be used in the development and marketing of the window cleaning device.

유리창 청소작업은 인력의존적이고, 고소에서 불안정한 자세로 수행하여 추락위험이 상존하는 작업이다. 따라서 작업원의 안전도 향상 방안이 시급한 상황이다. 본 연구에서는 건축물 외부 유리창 청소에 대하여 개념설계를 제시하고, 제시된 개념모델에 대한 경제적 타당성을 분석하였다. 제시된 모델은 창틀 등 돌출부를 회피하며, 상하부의 형상이 상이하더라도 대응이 가능하도록 고안하였다. 고안된 개념모델의 경제성을 분석한 결과, 편익비용 비율이 4.48로 1을 크게 상회하였다. 따라서 제안된 유리창 청소장치의 경제적 타당성은 충분할 것으로 기대된다. 본 논문에서 분석한 결과는 유리창 청소장치의 개발, 마케팅 등에 활용될 예정이다.

Keywords

References

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