Closed card

• Main Authors: ZHOU LIUYU, LIU ZHENGJUN, AN FENG, LEI ZEYU, WANG HONG, ZHOU JIN, ZHOU CHI, QIU ZHONGHUA, MA ZHIFANG, FAN QIANG, CHEN BO
• Format: Patent
• Language: Chinese; English
• Published: 06.04.2018
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES; MEASURING; MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,MECHANICAL EFFICIENCY, OR FLUID PRESSURE; PHYSICS; TESTING

The utility model relates to a power maintenance equipment field, concretely relates to closed card. This closed card includes first fixture, second fixture and measurement force component, form the centre gripping space between first fixture and the second fixture, measurement force component links to each other with first fixture, measurement force component includes dynamometry piece, indicatorand connecting piece, and the connecting piece is used for linking to each other with the load lead screw, and the dynamometry piece is used for measuring the interact power between closed card and the lead screw, and indicator is used for showing the power that the dynamometry piece recorded. The utility model provides a closed card can record the atress of load lead screw, avoids the load leadscrew to take place plastic deformation and fracture, uses safelyr. 本实用新型涉及电力维修设备领域，具体涉及种闭式卡。该闭式卡包括第卡具、第二卡具和测力组件；第卡具与第二卡具之间形成夹持空间；测力组件与第卡具相连；测力组件包括测力件、指示件和连接件，连接件用于与承力丝杠相连，测力件用于测量闭式卡与丝杠之间的相互作用力，指示件用于显示测力件测得的力。本实用新型提供的闭式卡能够测得承力