The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 05, 2021

Filed:

Mar. 07, 2020
Applicant:

Citic Dicastal Co., Ltd., Qinhuangdao, CN;

Inventors:

Naili Li, Qinhuangdao, CN;

Kai Li, Qinhuangdao, CN;

Assignee:

CITIC Dicastal Co., Ltd., Qinhuangdao, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 1/44 (2006.01); C02F 11/121 (2019.01);
U.S. Cl.
CPC ...
F16K 1/443 (2013.01); C02F 11/121 (2013.01);
Abstract

The present disclosure provides a quantitative tank bottom sludge valve. The extension and retraction of a cylinder drives a lower valve body, a valve rod, an upper valve body and respective accessories to move up and down, and sludge at the bottom of a water tank that is deposited to the upper part of an upper valve plate and the lower part of an upper valve body gasket is discharged quantitatively, thereby saving water and avoiding blockage; moreover, the quantitative tank bottom sludge valve has simple components in structure, and it is low in processing and assembly precision requirements, low cost, convenient to install and maintain, and suitable for mass production and use.


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