Self-lock device for carrying trolley parking
A self-locking device, a technology for handling trolleys, applied in transportation and packaging, trolleys, motor vehicles, etc., can solve problems such as damage to the ground, increased damage to rollers, and easy deformation and damage
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[0034] In order to enable those skilled in the art to better understand the technical solution of the present invention, the technical solution of the present invention will be further described in detail below in conjunction with specific embodiments.
[0035] Such as figure 2 with image 3 As shown, the parking self-locking device for the transport trolley provided by the embodiment of the present invention includes a first support rod 1 and a second support rod 2 slidably sleeved on the first support rod 1, and the second support rod 2 The top of the top of the trolley is fixedly connected with the bottom plate of the car body; the side of the first support rod 1 is provided with a first through hole, the first rotating shaft 3 passes through the first through hole and cooperates with the first through hole, and the support plate 4 are respectively hinged with the two ends of the first rotating shaft 3, and can rotate around the first rotating shaft 3, and the rear side o...
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