US 11,731,004 B2
Vertical oscillation auxiliary platform
Shih-jung Wang, Shanghai (CN); and Hailong Wang, Shanghai (CN)
Assigned to MAIZU INTELLIGENT TECHNOLOGY (SHANGHAI) CO., LTD., Shanghai (CN)
Filed by Maizu Intelligent Technology (Shanghai) Co., Ltd., Shanghai (CN)
Filed on Oct. 19, 2021, as Appl. No. 17/504,589.
Claims priority of application No. 202110943954.6 (CN), filed on Aug. 17, 2021.
Prior Publication US 2023/0055925 A1, Feb. 23, 2023
Int. Cl. A63B 22/18 (2006.01)
CPC A63B 22/18 (2013.01) [A63B 2208/0204 (2013.01); A63B 2208/0228 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A vertical oscillation auxiliary platform, comprising:
a pedestal, an upper cover tread board, a drive mechanism and a transmission mechanism; wherein the pedestal is used to support the drive mechanism and the transmission mechanism; the drive mechanism comprises a motor, wherein the motor is fixed on the pedestal, and the motor is transmissively connected with the transmission mechanism; wherein the transmission mechanism drives the upper cover tread board to make vertical up-and-down movements; wherein the transmission mechanism comprises a transmission shaft that is horizontally provided, the transmission shaft is pivoted by ball bearings and capable of free rotation; a belt pulley is provided on the transmission shaft, and the belt pulley is transmissively connected with an output shaft of the motor by one or more belts;
two sets of transmission assemblies are symmetrically provided on both sides of the transmission shaft, and an 8-shaped bearing block, a horizontal transmission rod and two triangular bearing blocks are provided in each of the two sets of transmission assemblies; wherein for each of the two sets of transmission assemblies, one end of the 8-shaped bearing block is an eccentric end, and another end thereof is a horizontal action end, a first circular hole is provided respectively on both ends of the 8-shaped bearing block and a ball bearing is provided in the circular hole;
three second circular holes are provided on an intermediate portion and both ends of the horizontal transmission rod; each of the two triangular bearing blocks comprises a fixing end, a horizontal action end and a vertical action end, a third circular hole is provided respectively in the fixing end, the horizontal action end and the vertical action end of each of the two triangular bearing blocks, and in the third circular hole is provided a ball bearing;
an eccentric bushing is provided respectively on both ends of the transmission shaft, and the eccentric bushing is connected in an axle hole of the ball bearing in the circular hole provided at the eccentric end of the 8-shaped bearing block; the first circular hole at the horizontal action end of the 8-shaped bearing block is connected with the second circular hole at the intermediate portion of the horizontal transmission rod by one or more connection pins; the second circular holes at both ends of the horizontal transmission rods are respectively connected with the third circular holes provided on the horizontal action ends of the triangular bearing blocks by the one or more connection pins; the third circular holes at the fixing ends of the triangular bearing blocks are respectively connected with pedestal connection pieces by the one or more connection pins and the pedestal connection pieces are fixed on the pedestal; and the third circular holes at the vertical action ends of the triangular bearing blocks are connected with upper cover connection pieces by the one or more connection pins, and the upper cover connection pieces are provided on a bottom portion of the upper cover tread board.