Unenclosed carriage roof
An open type, roof technology, applied in the field of railway and road freight, can solve the problems of restricting the efficiency of open type vehicles, cumbersome fixing method of the roof, and restricting the use of the roof, so as to prevent the dust from polluting the environment and avoid the pollution of dust from goods. Environment, rainwater intrusion prevention effect
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[0030] Such as figure 1 , 2 As shown, the arc cover 40 is in contact with the four peripheral top surfaces of the open compartment through the support surface 41, as the positioning and support of the top cover, the arc cover 40 and the support surface 41 are made of glass fiber reinforced plastics, and the arc cover 40 and the support surface 41 are made of glass fiber reinforced plastics. Reinforcing ribs 42 are installed on the top to ensure the overall strength and rigidity of the arc cover 40; the supporting surface is provided with bolt holes, and several locking devices 1 are distributed and installed on the supporting surface through bolts.
[0031] image 3 , 4 Shown is a specific embodiment of the locking device 1 of the present invention, combined with image 3 , 4 As shown, the specific embodiment includes a seat body, a hook seat 3, a hook 2, a lock hook seat 7, a lock hook 9, and a connecting rod 11; the seat body includes a vertical plate 4, an upper cover p...
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