Centrifugal chalk-collection double-bucket dust-catching blackboard eraser

Centrifugal chalk-collection double-bucket dust-catching blackboard eraser

  • CN 101,564,961 A
  • Filed: 04/25/2008
  • Published: 10/28/2009
  • Est. Priority Date: 04/25/2008
  • Status: Active Application
First Claim
Patent Images

1. , centrifugal chalk-collection double-bucket dust-catching blackboard eraser, comprise and be installed in the interior motor of shell (1) and the fan blade of driven by motor, motor housing is shaped on inlet scoop (11), wind chamber and exhaust outlet (12), powder absorbing pipe (2) is installed in the inlet scoop, powder absorbing pipe connects Blackboard eraser (21), the powder of suction hole is arranged in the Blackboard eraser, motor housing connects storage powder bucket (3) down, filter powder device is arranged in the storage powder bucket (3), it is characterized in that described storage powder bucket (3) comprises cylindrical shape powder bucket one Room (31) and cylindrical shape powder bucket two Room (32), one-level filter powder jar (5) is arranged in powder bucket one Room (31), be shaped on filter powder hole (51) on one-level filter powder jar (5) wall, one-level filter powder jar (5) links to each other with motor housing (1), the inlet scoop of shell (11) is communicated with powder bucket one Room (31), the end opening (55) of one-level filter powder jar (5) contacts with the boss (33) of bottom, powder bucket one Room (31), the opening (56) of ganging up suitable for reading of one-level filter powder jar (5) is in powder bucket two Room (32), secondary filter powder jar (6) is arranged in powder bucket two Room (32), be shaped on exhausting hole (61), the connection exhaust outlet suitable for reading (12) of secondary filter powder jar (6) on secondary filter powder jar (6) wall.

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