Abstract: A slurry iron remover includes a tank body configured to contain slurry; a magnetic bar disposed in the tank body, where the magnetic bar is configured to absorb iron particles in the slurry; and a cleaning column ring disposed in the tank body and surrounding the magnetic bar, where the cleaning column ring is fitted to an outer surface of the magnetic bar and an inner surface of the tank body respectively, and the cleaning column ring is configured to move along an axial direction of the magnetic bar after the slurry is discharged from the tank body to clean the tank body and the magnetic bar.

Abstract: A slurry preparation apparatus includes a slurry preparation device and a circulation tank. The slurry preparation device includes a device body, and a first feed port, a second feed port and a first discharge port are arranged on the device body. The first feed port is used to input a solid raw material, the circulation tank includes a tank body, an input pipe and an output pipe are arranged on the tank body, the second feed port is connected to the output pipe, and the first discharge port is connected to the input pipe.

Abstract: A slurry iron remover includes a tank body configured to contain slurry; a magnetic bar disposed in the tank body, where the magnetic bar is configured to absorb iron particles in the slurry; and a cleaning column ring disposed in the tank body and surrounding the magnetic bar, where the cleaning column ring is fitted to an outer surface of the magnetic bar and an inner surface of the tank body respectively, and the cleaning column ring is configured to move along an axial direction of the magnetic bar after the slurry is discharged from the tank body to clean the tank body and the magnetic bar.

Abstract: The present invention discloses a bicycle shaft transmission assembly including a bottom bracket engaged with a crank in a front part and a wheel hub in a rear part, a front main gear mounted on the bottom bracket, a rear main gear mounted on the wheel hub, a transmission shaft eccentrically arranged between the front main gear and the rear main gear. The front main gear is matched with a front end gear, and the rear main gear is matched with a rear end gear. The front main gear is externally provided with a front housing, the transmission shaft is externally provided with a transmission shaft housing, the rear main gear is externally provided with a rear housing, a front end of the transmission shaft housing is engaged with the front housing, a rear end of the transmission shaft housing is engaged with the rear housing.

Abstract: The present invention discloses a bicycle shaft transmission assembly including a bottom bracket engaged with a crank in a front part and a wheel hub in a rear part, a front main gear mounted on the bottom bracket, a rear main gear mounted on the wheel hub, a transmission shaft eccentrically arranged between the front main gear and the rear main gear. The front main gear is matched with a front end gear, and the rear main gear is matched with a rear end gear. The front main gear is externally provided with a front housing, the transmission shaft is externally provided with a transmission shaft housing, the rear main gear is externally provided with a rear housing, a front end of the transmission shaft housing is engaged with the front housing, a rear end of the transmission shaft housing is engaged with the rear housing.