Carrying vehicle for a stair handrail and a stair handrail device
A technology of stair handrails and moving vehicles, which is applied in transportation and packaging, elevators in buildings, etc., and can solve the problems of handrail damage, time-consuming and labor-intensive problems
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[0028] Please refer to figure 1 As shown, as a specific implementation of a stair handrail truck provided by the present invention, one end of the first connecting plate member 3-1 is hinged to one end of the second connecting plate member 3-2, and the first connecting plate A fixed locking structure (not shown) for locking the two is provided between the member 3-1 and the second connecting plate member 3-2, and the above-mentioned design can make the second connecting plate member 3-2 drive the second The wheel 2-3 is overturned. When the second wheel 2-3 is overturned to the position where the stair handrail 4 contacts and cooperates during installation, the first connecting plate member 3-2 and the first connecting plate member 3-1 are locked by the fixed locking structure. In order to stop the angle change from being fixed, the first connecting plate member 3-1 and the second connecting plate member 3-2 are designed to be in a rotatable structural form, so that the truck ...
Embodiment approach
[0029] Please refer to Figure 1-2 As shown, as a specific embodiment of a transport vehicle for stair handrails provided by the present invention, the outer surface of the first wheel 2-1 is provided with a first annular groove that is clipped with the upper surface of the stair handrail 4 ; The outer wheel surface of the second wheel 2-3 is provided with a second ring groove matching the shape of the contact part of the stair handrail 4, and the second wheel 2-3 is rollingly matched with the stair handrail 4, when When the cross-sectional shape of the stair handrail 4 is circular, the cross-sectional shape of the first annular groove is preferably U-shaped, and the bottom end of the vertical groove wall of the U-shaped annular groove exceeds the centerline of the cross-section of the end face of the stair handrail 4, The circumferential coverage length of the stair handrail 4 is greater than 1 / 2 of its circumference, and the cross-sectional shape of the second annular groove...
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