Linear drive helping hand hoisting device and table that goes up and down

The utility model provides a linear drive helping hand hoisting device, it is including mutual mobilizable first support and second support, energy storage mechanism, the first end and the first leg joint of energy storage mechanism, the second end is connected with a wire reel through the second rope, the wire reel rotates to be connected on first support, first rope, its one end and second leg joint, the other end twines on the wire reel, second rope, its one end are connected on the wire reel, and the other end is connected with the second end of energy storage mechanism, motor driver, motor driver is connected with the pivot of wire reel for the drive wire reel rotates. Adopt above -mentioned structure, required drive power is less for the motor, has greatly saved the cost. 本实用新型提供种线性驱动助力提升装置，它包括相互可移动的第支架和第二支架；储能机构，所述储能机构的第端与第支架连接，第二端通过第二绳索与绕线盘连接；所述绕线盘转动连接在第支架上；第绳索，其端与第二支架连接，另端缠绕在绕线盘上；第二绳索，其端连接在绕线盘上，另端与储能机构的第二端连接；电机驱动装置，所述电机驱动装置与绕线盘的转轴连接，用于驱动绕线盘转动。采用上述结构，电机所需驱动功率较小，极大节省了成本。