Zhejiang Huadian Equipment Testing Institute

Zhihua Zhu

Rui Li

Hongyun Yu

Qun Yuan

Minbo Yu

Zhouxuan Li

Liang Wang

Guoyong Li

Miao Qian

A labor-saving device for detection of no-load hand hoist motion, including a base, a stand pole, and a controller, a first cantilever beam, a second cantilever beam, a third cantilever beam, and a fourth cantilever beam being sequentially disposed in single vertical plane from top to bottom of the stand pole. Specifically, the electric hoist being disposed below the first cantilever beam; a pair of first guide unit being respectively disposed at two opposite laterals of the second cantilever beam; a driving unit including a motor, a stand plate, and an actuator being coaxially disposed in series from internal to external, being disposed above the third cantilever beam; and a pair of second guide unit are respectively disposed at two opposite laterals of the fourth cantilever beam.

Labor-saving device for detection of no-load hand hoist motion

A wirelessly-controlled automatic releaser including a housing, rechargeable batteries, wireless controls, an electromagnetic mechanism, and a release mechanism. The housing is provided with a cylindrical configuration having a upper cavity and a coaxial lower cavity. The wireless controller includes a remote control, a control switch, antennas, and a wireless control module. The electromagnetic mechanism includes an electromagnet and an iron core. The release mechanism includes a release pin, a movable sleeve and a release sleeve sequentially suited to one another from inside to outside.

Automatic releaser with wireless controls

It is provided a dedicated winding tester for composite wire rod-type specimens for effectively measuring the minimum winding radius of the wire rod-type specimens being made with carbon fiber or glass fiber reinforced composites in various diameters or textures via automatically gripping specimens, tightly winding, and sequentially proceeding sustained load in time, thereby supplying test data and design consideration in actual use and transport of the wire rod-type specimens being made of carbon fiber or glass fiber reinforced composites that comprises a shield, a specimen receiver and a winding device being arranged within said shield, as well as a programmable controller being arranged outside the shield.

Winding tester for composite wire rod-type specimens

Growing community of inventors

Hangzhou, China

Zhihua Zhu