A battery-type grease gun capable of being loaded with various grease cartridges is provided. The battery grease gun includes a main body shell. A convergence base and a grease cylinder are provided at a bottom of the main body shell. The grease cylinder is provided with a push rod and a grease cylinder rotary cover. The push rod is provided with a handle, and the handle is connected to a thin and long pull rod. The pull rod extend through a center hole of the grease cylinder rotary cover. A terminal of the end of the pull rod away from the grease cylinder rotary cover is provided with a cylindrical pin, and an opening configured to allow the cylindrical pin to extend through is provided at a center of the outer pressing plate of the sealing ring.
A dustproofing protection structure for an air compressor, the dustproofing protection structure comprises a frame, wherein the frame is provided with an air inlet channel (1); the air inlet channel (1) is provided with an air inlet; one end of the air inlet channel (1) is fixedly connected to a filter plate (2); an inner wall of the air inlet channel (1) is fixedly connected to a water tank (3); a driving gear (4) is arranged in the water tank (3); two sides of the driving gear (4) are provided with a driven gear (5); the driven gears (5) are rotatably connected to the inner wall of the air inlet channel (1); and each driven gear (5) is fixedly connected to a rotating rod (6), the rotating rod (6) is fixedly connected to multiple grinding wheels (7), and the lower half of each grinding wheel (7) is immersed in the water tank (3).
F04B 37/12 - Pumps specially adapted for elastic fluids and having pertinent characteristics not provided for in, or of interest apart from, groups for special use to obtain high pressure
F04B 39/00 - Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups
An inflation pump box with a detachable power supply comprising a box housing and a battery pack connected to a surface of the box housing, wherein the surface of the box housing is provided with a cavity which is internally provided with a connection block connected to the box housing, a snap-in plate is detachably connected above the connection block, the center of the snap-in plate is provided with a battery chamber for installing the battery pack, slideways for enabling the battery pack to slide are provided on two sides of the battery chamber, a lock bar for fixing the battery pack is provided in front of the battery chamber, a lock block is provided in the center of the battery chamber, and the lock block is internally connected to a contact sheet which is detachably fitted and connected to the battery pack. The box is convenient for the user.
H01M 50/244 - Secondary casingsRacksSuspension devicesCarrying devicesHolders characterised by their mounting method
H01M 50/247 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
F04D 25/06 - Units comprising pumps and their driving means the pump being electrically driven
H01M 50/267 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders having means for adapting to batteries or cells of different types or different sizes
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