But miniature pump of flow accurate control

But miniature pump of flow accurate control

  • CN 206,129,566 U
  • Filed: 06/23/2016
  • Issued: 04/26/2017
  • Est. Priority Date: 06/23/2016
  • Status: Active Grant
First Claim
Patent Images

1. the micro pump that a kind of flow is accurately controlled, it is characterised in that:

  • Including upper lid, valve seat, water pocket seat, base housing,Water pocket, curved bar, drive shaft, eccentric wheel, motor, optoelectronic switch and output circuit plate;

    Motor and optoelectronic switch are arranged on base housing, and the motor shaft of motor is stretched into after base housing directly and in base housingEccentric wheel connection, the radial direction correspondence optoelectronic switch of eccentric wheel or motor shaft is formed with photoelectricity shielding plate, photoelectricity shielding plate and lightWith the use of for detecting motor rotations, optoelectronic switch and output circuit plate are electrically connected electric switch, and output circuit plate is used for and outerPortion'"'"'s electric machine controller electrical connection simultaneously sends motor rotations information to external motor controller;

    Inclined eccentric orfice is opened up on eccentric wheel, one end of drive shaft is plugged in eccentric orfice, the other end and curved bar connect, curved barUpper end outwards radiated by center and form plural support, drive shaft drives support to make the extruding wobbling action for repeating;

    Water pocket seat is sealingly mounted on base housing, and water pocket seat correspondence support forms plural installing hole, each installing holeCorrespondence is sealed and installed with water pocket, and water pocket upper opening, the bottom correspondence of each water pocket is rack-mount, and support drives water pocket to makeThe extruding wobbling action for repeating;

    Valve base sealing is arranged on water pocket seat, and the upper opening of each water pocket of correspondence opens up inlet opening and apopore on valve seat, entersWater hole and apopore are separately installed with the contrary check valve of opening direction;

    Upper cover seal is arranged on valve seat, and upper cap-shaped is connected with each inlet opening, gone out into water outlet mouthpiece and water inlet interface, water inlet interfaceWater interface is connected with each apopore.

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