A kind of dust-proof teaching blackboard

A kind of dust-proof teaching blackboard

  • CN 109,017,071 A
  • Filed: 08/06/2018
  • Published: 12/18/2018
  • Est. Priority Date: 08/06/2018
  • Status: Active Application
First Claim
Patent Images

1. a kind of dust-proof teaching blackboard, including blackboard body (1), upper rail (2), lower guideway (3) and Sliding blackboard wipe (4), instituteState upper rail (2) and lower guideway (3) be respectively fixedly connected with upper and lower ends in the blackboard body (1), the upper rail (2) andThe axis of lower guideway (3) is parallel to each other, and the upper and lower ends that the Sliding blackboard wipes (4) are slidably connected at the upper rail respectively(2) and on lower guideway (3), it is characterised in that:

  • It includes water tank (4-1), handle (4-2), sliding shoe (4-3), wiping body (4-4) and water suction that the Sliding blackboard, which wipes (4),Item (4-5);

    Water inlet (4-1-1) and water cover (4-1-2) are provided on the water tank (4-1), the water cover (4-1-2) is threaded inOn the water inlet (4-1-1);

    The handle (4-2) is fixedly connected on the water tank (4-1), and the sliding shoe (4-3) setsThere are two setting, two sliding shoes (4-3) are respectively fixedly connected with the upper and lower ends in the water tank (4-1), two cunningsIt is provided on motion block (4-3) sliding groove (4-3-1), two sliding shoes (4-3) pass through respective sliding groove (4-3-1) pointIt is not slidably connected on upper rail (2) and lower guideway (3);

    The wiping body (4-4) is fixedly connected on the water tank (4-1) simultaneouslyPositioned at the side close to blackboard body (1);

    The water suction item (4-5) is provided with multiple, one end of multiple water suctions item (4-5)It is respectively positioned on the water tank (4-1) inside, the other ends of multiple water suctions item (4-5) are respectively positioned on the interior of the wiping body (4-4)Portion is simultaneously contacted with the wiping body (4-4).

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