According to news from the financial industry on January 2, 2025, information from the State Intellectual Property Office shows that Yangzhou Lankun Electric Co., Ltd. has obtained a patent called \”Improved Pull Back Door Metering Box\”. Authorization announcement number CN 222234225 U, application date is April 2024.
The patent abstract shows that the utility model discloses an improved pull-back door meter box, which includes a box body. The bottom end of the inner wall of the box is slidably connected to a bottom plate. Doors are installed on both sides of the front end of the box body. By setting the first axis block , the second shaft block, shaft rod and connecting rod structure can connect the bottom plate and the box door. When the box door is opened, this structure can drag the bottom plate outward. When the bottom plate slides into the box, this structure The structure can drag the box door inwards. Thereby, the door of the box is closed. When the energized module is opened, the electric energy will be transmitted to the energized electromagnetic block through the energized wire. At this time, the energized electromagnetic block will have magnetism. When the door is opened, the magnet body will approach the energized module. This At this time, the magnet body will be tightly attracted to the magnetically energized electromagnetic block, and then the door cannot be closed. This not only brings a lot of convenience to the staff, but also reduces the damage to the return force structure of the door, thereby further improving the efficiency of the door. The service life of pull back doors.
This article comes from the financial world
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