2results about How to "Avoid being exposed" patented technology

The utility model discloses a continuous PCBA electric property testing arrangement belongs to PCBA electric property testing technical field, including testing machine, the end fixedly connected with of testing machine has the placement utensil, the inner wall rotationally connected with of placement utensil has two -way screw rod, one end fixedly connected with of two -way screw rod has servo motor, still include protection mechanism, the protection mechanism includes the sliding frame of sliding connection in the inner wall both sides of placement utensil, the inner wall sliding connection with of sliding frame has rubber block, the inner wall screw connection of sliding frame is in the surface of two -way screw rod, both sides fixedly connected with of sealing sleeve of sliding frame, the other end fixedly connected with of sealing sleeve is at one side of placement utensil, one side fixedly connected with of sliding frame has pressure sensor. Through above -mentioned mode, the surface of two -way screw rod is protected through sealing sleeve, avoids two -way screw rod to be exposed to the air, and then reduces the abrasion between two -way screw rod and sliding frame, thereby accurately controls the clamping intensity to PCBA.

The utility model discloses an electrical engineering protection device relates to electrical engineering technical field, including fixed seat, and the fixed seat bottom surface four corner position is provided with through -hole, and the fixed seat both sides are provided with a plurality of connecting columns, and the connecting column upper surface is fixedly connected with the mounting panel, and the fixed seat bottom is provided with the connecting component, and the fixed seat inside is provided with the stabilizing component, and the fixed seat top is provided with the protection component. The utility model discloses, through setting stabilizing component, the cable of both -end connection is placed in the recess inside and is connected installation conveniently, and the cable is installed in the recessed seat inside, and the protection cotton column of both sides carries out the wrapping protection to the cable, and the cable is clamped in the recessed seat inside through the elastic clamp, through setting protection component, through the recess upper portion clamping installation upper portion protection board, the cable in the recess inside is protected, and the sealing ring is installed in the junction of upper portion protection board and fixed seat, avoids the rainwater to enter the recess inside, and the upper portion protection board adopts the clamping installation mode, and the convenient dismouting maintenance is convenient.