Weighing BD expansion board

The utility model discloses a weighing BD expansion board, which comprises a BD expansion board body, a groove and a through groove are arranged in the BD expansion board body, a turning cover is rotatably mounted on the groove, a mounting block inserted into the through groove is fixedly connected...

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Bibliographic Details
Main Author ZHOU KAIFU
Format Patent
LanguageChinese
English
Published 14.12.2021
Subjects
BASIC ELECTRIC ELEMENTS
CURRENT COLLECTORS
ELECTRICITY
LINE CONNECTORS
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Summary:The utility model discloses a weighing BD expansion board, which comprises a BD expansion board body, a groove and a through groove are arranged in the BD expansion board body, a turning cover is rotatably mounted on the groove, a mounting block inserted into the through groove is fixedly connected onto the turning cover, a positioning hole is arranged in the mounting block, and a mounting groove is arranged in the BD expansion board body. According to the BD expansion board, the disc is rotated in the forward direction to drive the screw to rotate in the forward direction, according to the thread transmission principle, the moving blocks are driven to move towards the two sides, the positioning rods are driven to leave the positioning holes, the turning cover is rotated, the groove is opened, dust in the BD expansion board body is cleaned through a tool, and after cleaning, the turning cover is closed, the installation block is inserted into the through groove, and the disc is rotated in the reverse directio
Bibliography:Application Number: CN202121455437U