The invention provides a bottom frame of a half-track tractor. The bottom frame of the half-track tractor is simple in structure and has multiple functions. The bottom frame comprises a front portion, a middle portion and a rear portion. The middle portion is parallel to the ground, and the front portion and the rear portion incline upwards and outwards relative to the middle portion. The inclination angle of the front portion is larger than that of the rear portion. The front portion is provided with a tensioning wheel supporting arm mounting hole, and the middle portion is sequentially provided with a front supporting wheel mounting hole, a middle supporting wheel mounting hole, a bottom frame supporting shaft mounting hole and a rear supporting wheel mounting hole. The rear potion is provided with a tensioning wheel mounting hole. An upper protruding portion is arranged above the middle portion, and a tensioning wheel buffer mounting hole is formed in the upper protruding portion. A lower protruding portion is arranged below the intersection portion of the middle portion and the rear portion, and a supporting wheel buffer mounting hole is formed in the lower protruding portion. According to the invention, the bottom frame of the half-track tractor is simple in structure and has multiple functions, and soil is not easy to adhere to and accumulate on the bottom frame.
Bottom frame of half-track tractor
2015-07-08
Patent
Elektronische Ressource
Englisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
Tractor, track transfer device and track transfer method of the tractor
Europäisches Patentamt | 2021
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