Title:
PUMP HAVING BUILT-IN VIBRATION INDUCTION MEASUREMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/033470
Kind Code:
A1
Abstract:
A pump having a built-in vibration induction measurement device, comprising an upper pump body (1) and a lower pump body (2). The upper pump body (1) and the lower pump body (2) are provided with an upper cavity (11) and a lower cavity (21) respectively; the lower cavity (21) is internally provided with an iron core (3), the iron core (3) is provided with a hollow iron-core channel (32), and the upper portion of the iron core (3) is provided with an outer extension part (31) of the iron core; the lower cavity (21) is internally provided with an upper pressing spring (41) and a lower pressing spring (42) which are located at the upper and lower sides of the iron core (3) respectively; the upper cavity (11) is internally provided with a valve core (51) which matches an outlet of the upper portion of the hollow iron-core channel (32) and a valve core spring (52) used for elastically pressing the valve core (51) at the outlet of the upper portion of the hollow iron-core channel (32); a magnetic turn coil is arranged at the peripheral edge of the lower pump body (2), a coil bobbin (64) is arranged at the peripheral edge of the magnetic turn coil, an enamel coil (65) is wound on the coil bobbin (64), and the upper pump body (1) is provided with a vibration induction component. The described pump with the built-in vibration induction measuring device has the advantages of being simple in structure, small in size, occupying a small space, being low in production cost, convenient to assemble and apply, long in service life, and the like, which are advantages that existing products do not have.
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Inventors:
XIONG YINGSHEN (CN)
Application Number:
PCT/CN2017/100541
Publication Date:
February 21, 2019
Filing Date:
September 05, 2017
Export Citation:
Assignee:
SHENZHEN CNHT LTD COMPANY (CN)
International Classes:
F04B13/00; F04B51/00; F04B53/00; F04B53/10; G01F1/66; H01F3/10; H01F5/02
Foreign References:
| CN206377009U | 2017-08-04 | |||
| CN101310109A | 2008-11-19 | |||
| CN206397719U | 2017-08-11 | |||
| US4015912A | 1977-04-05 | |||
| CN207268204U | 2018-04-24 | |||
| US4098560A | 1978-07-04 | |||
| US6942470B1 | 2005-09-13 | |||
| CN102147276A | 2011-08-10 | |||
| CN101363746A | 2009-02-11 | |||
| CN103354800A | 2013-10-16 | |||
| CN101368554A | 2009-02-18 | |||
| CN205478256U | 2016-08-17 |
Attorney, Agent or Firm:
SHENZHEN SHENKEXIN INTELLECTUAL PROPERTY LLP. (CN)
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