Abstract: A hydraulic log splitter, comprises a rack, a main beam, an oil tank, an oil cylinder, a cutter, and a push plate, wherein the main beam is arranged at an upper end of the rack, the oil tank is arranged inside the main beam, one end of the main beam is connected to the rack, the other end of the main beam protrudes from the rack, the main beam is recessed inward to form a reinforcing rib structure having a V-shaped longitudinal section, the oil cylinder is arranged at one end of the main beam, the cutter is arranged at the other end of the main beam, the push plate is arranged between the cutter and the oil cylinder, the push plate is connected to a push rod of the oil cylinder.

Abstract: A backpack sprayer includes a housing, a spray nozzle assembly, a fan assembly and a switch assembly. The housing is configured to contain a liquid. The spray nozzle assembly is communicated with the housing, and is configured to spray the liquid out from the housing. The fan assembly is connected to the spray nozzle assembly, and is configured to provide the spray nozzle assembly with power to spray the liquid out from the housing. The switch assembly is connected to the spray nozzle assembly and electrically connected to the fan assembly, and is configured to control opening and closing of the spray nozzle assembly and start and shutdown of the fan assembly simultaneously.

Abstract: A backpack sprayer includes a housing, a spray nozzle assembly, a fan assembly and a switch assembly. The housing is configured to contain a liquid. The spray nozzle assembly is communicated with the housing, and is configured to spray the liquid out from the housing. The fan assembly is connected to the spray nozzle assembly, and is configured to provide the spray nozzle assembly with power to spray the liquid out from the housing. The switch assembly is connected to the spray nozzle assembly and electrically connected to the fan assembly, and is configured to control opening and closing of the spray nozzle assembly and start and shutdown of the fan assembly simultaneously.