The invention discloses a portable manual expressway maintenance carrying trolley which comprises a bottom plate, a folded push rod mechanism and a mark barrel mounting mechanism, wherein universal wheels are mounted at the bottom of the bottom plate; the folded push rod mechanism comprises a left push rod sliding rail, a right push rod sliding rail, a rear baffle plate, a left connecting rod, a right connecting rod and a length-adjustable push rod; the left push rod sliding rail, the right push rod sliding rail and the rear baffle plate are fixed at the top of the bottom plate; one end of the left connecting rod is hinged with the left side of the length-adjustable push rod; one end of the right connecting rod is hinged with the right side of the length-adjustable push rod; both the other end of the left connecting rod and the left end of the length-adjustable push rod are connected with the left push rod sliding rail; both the other end of the right connecting rod and the right end of the length-adjustable push rod are connected with the right push rod sliding rail; a reflective film is arranged on each of the surface of the length-adjustable push rod , the outer surface of the left push rod sliding rail and the outer surface of the right push rod sliding rail. The portable manual expressway maintenance carrying trolley can be used for conveniently carrying maintenance operation materials and safety sign devices to ensure the safety of the constructors, and is convenient to carry.
Portable manual expressway maintenance carrying trolley
2015-06-10
Patent
Elektronische Ressource
Englisch
IPC: | B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS |
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Europäisches Patentamt | 2021
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