Safe falling protector for vertical ladder
Patent Information
- Authority / Receiving Office
- CN Β· China
- Current Assignee / Owner
- SHANGHAI AUSTRI WIND POWER TECH
- Publication Date
- 2012-07-25
- Estimated Expiration
- Not applicable Β· inactive patent
Smart Images
Figure 1 Figure 2 Figure 3
Abstract
Description
technical field
[0001] The invention relates to a climbing protection device, in particular to a safety fall arrester for a straight ladder. Background technique
[0002] When workers climb wind turbines or other similar tall buildings, they use straight ladders to climb upwards, and fall arresters are needed to ensure personnel safety. Such as Figure 1 ~ Figure 3 As shown, the existing fall arrester 1' comprises a slider seat 11', and two groups of rollers 16' are fixed on both sides of the slider seat 11' (see figure 2 ), a groove is provided in the middle part of the slide block seat 11 ', a slide block 12 ' is transferred in the groove, and the upper end of the slide block 12 ' is connected with the upper end of the groove by a rotating shaft 14 '. One side of the slide block 12' directed to the groove is provided with a protrusion 13', and the protrusion 13' is adapted to the socket 101 on the guide rail 100 of the ladder. The surface opposite to the slider seat 11'...