Dropper capable of achieving quantitative liquid drainage and special for skin prick test

Dropper capable of achieving quantitative liquid drainage and special for skin prick test

  • CN 104,523,300 A
  • Filed: 01/19/2015
  • Published: 04/22/2015
  • Est. Priority Date: 01/19/2015
  • Status: Active Application
First Claim
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1. one kind can quantitative liquid-discharging be exclusively used in skin prick experiment dropper, comprise suction pipe (1) and inhale capsule (2), described suction pipe (1) is connected connects with suction capsule (2), it is characterized in that:

  • comprise housing (3), described housing (3) comprises the lid (4) and body (5) that removably connect, described lid (4) is provided with lid through hole (6), described body (5) is provided with body through-holes (7), described suction capsule (2) is arranged in housing (3), described suction pipe (1) stretches out from body through-holes (7), pressing plate (8) and compression leg (9) is provided with in described housing (3), described pressing plate (8) and compression leg (9) are connected and can upper and lower displacements in housing (3), one end of described compression leg (9) is connected with pressing plate (8), the other end of compression leg (9) stretches out from lid through hole (6), described compression leg (9) is arranged with by pressing spring (10), described one end by pressing spring (10) is connected with the inwall of lid (4), be connected with pressing plate (8) by the other end of pressing spring (10), the inwall of described housing (3) is provided with multiple circular orientation groove (11) arranged from top to bottom, the sidepiece of described pressing plate (8) is provided with sidepiece installing hole (12), locating dowel (13) and retainer spring (14) is provided with in described sidepiece installing hole (12), one end and the locating dowel (13) of described retainer spring (14) abut against, the other end of retainer spring (14) is connected in sidepiece installing hole (12), the top of described pressing plate (9) is provided with pressing plate top groove (15), described pressing plate top groove (15) and sidepiece installing hole (12) connect, the lid (4) of the top of described pressing plate top groove (15) is provided with lid groove (16), described lid groove (16) and pressing plate top groove (15) connect, described locating dowel (13) is provided with the driving lever (17) that can drive locating dowel (13) left and right displacement in sidepiece installing hole (12), described driving lever (17) stretches out and can in pressing plate top groove (15) and the middle left and right displacement of lid groove (16) from pressing plate top groove (15) and lid groove (16), when described pressing plate (8) moves to reach circular orientation groove (11) toward suction capsule (2) direction downwards, locating dowel (13) enters in circular orientation groove (11) under the drive of pressing plate (8), restriction pressing plate (8) is upwards moved toward away from the direction of inhaling capsule (2).

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