High stability pneumatic pallet jack

Abstract

The utility model discloses a kind of high-stability pneumatic pullway switch, it is related to the technical field of mine pullway switch, including pneumatic pullway switch and pneumatic control box, pneumatic pullway switch and pneumatic control box are fixedly connected between through air pipe, the outside of pneumatic pullway switch is slidably connected with pullway rod, cleaning assembly is provided on pneumatic pullway switch, cleaning assembly includes swivel ring rotatably connected in the outside of pneumatic pullway switch and first cleaning ring and second cleaning ring rotatably connected in the outside of pneumatic pullway switch, by maintenance assembly in pullway rod telescopic drive swivel ring rotation, make contact block extrude connecting rod, and then push extrusion rod extrusion lubricating oil box drop out lubricating oil, and first cleaning ring rotation can evenly spread lubricating oil on pullway rod surface, realize automatic lubrication maintenance while cleaning dust, effectively reduce the friction between pullway rod and pneumatic pullway switch, guarantee pullway rod slide smoothly, reduce abrasion, prolong the service life of device.

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