Multicylinder translational compression device

The utility model belongs to a displacement compressor technology field, relates to a multicylinder translational compression device, wherein a piston is connected to a crankshaft driven by a motor main shaft, the piston reciprocates relative to the cylinder up and down, the cylinder and the piston reciprocate in a sliding groove composed of an upper and a lower cover plates in a right/left direction, the cylinder is open or close, the cover plate, the cylinder lid, the cylinder body and the piston are provided with an air inlet passagne, an air outlet passage, an air inlet valve, an air outlet valve and a corresponding sealing device separately. The advantage of the device is that the utility model has a small volume, a high apply work efficiency, a low noise, a good hermeticity, a long service life, and is capable of being applied in the air compressor or hydraulic pumps field widely.