A kind of fencing type electro-magnetic holding selecting device

A kind of fencing type electro-magnetic holding selecting device

  • CN 204,023,126 U
  • Filed: 08/29/2014
  • Issued: 12/17/2014
  • Est. Priority Date: 08/29/2014
  • Status: Active Grant
First Claim
Patent Images

1. a fencing type electro-magnetic holding selecting device, comprise housing (1) and be located at the N number of needle selection unit on housing (1), each needle selection unit comprises with behaviour'"'"'s pin blade (7) of permanent magnet (5) and the solenoid (3) for band cored (4);

  • Behaviour'"'"'s pin blade (7) is by location-plate (6) guiding arranged distribution, and solenoid (3) periphery is coated with the radome (8) that cross section is arc-shaped;

    It is characterized in that, described solenoid (3) all contained by the metal heat-conducting bar (10) of a cuboid, and metal heat-conducting bar (10) is provided with the counterbore (11) for laying each solenoid (3) of inclination;

    Described metal heat-conducting bar (10) has at least a surface and described housing (1) to be closely affixed heat conduction;

    The L shape dust excluding plate (9) of a comb is also equipped with for stablizing described behaviour'"'"'s pin blade (7) and gear ash at the medial surface of location-plate (6).

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