Title:
PUMP HEAD, PUMP CORE HAVING PUMP HEAD, AND PALM-PRESSING BUILDING BLOCK PUMP TANK HAVING PUMP CORE
Document Type and Number:
WIPO Patent Application WO/2022/262296
Kind Code:
A1
Abstract:
A pump head, a pump core having a pump head, and a palm-pressing building block pump tank having a pump core. The pump head comprises a pump housing (1), wherein the pump housing (1) is internally provided with a pumping assembly (2); and the pumping assembly (2) comprises: a suction chamber (21), which is located in the pump housing (1) and in one-way communication with an external structure for holding materials, a piston body (22), which is slidably fitted with an inner peripheral wall of the suction chamber (21) in a sealing manner, and a press cap (3), which is located on an outer side of the suction chamber (21) and drives the piston body (22) to slide in the suction chamber (21), the suction chamber (21) having a material inlet and a material outlet arranged opposite each other. The material inlet and the material outlet of the suction chamber of the pump head are arranged opposite each other, such that material entering the suction chamber from the material inlet is then directly pumped out from the material outlet, thereby increasing the pumping speed.
Inventors:
HUANG YIXIN (CN)
Application Number:
PCT/CN2022/075887
Publication Date:
December 22, 2022
Filing Date:
February 10, 2022
Export Citation:
Assignee:
ANHUI JND PLASTIC PACKAGING CO LTD (CN)
International Classes:
B65D47/34
Foreign References:
| CN112320058A | 2021-02-05 | |||
| EP0265784A1 | 1988-05-04 | |||
| CN105346823A | 2016-02-24 | |||
| CN214887513U | 2021-11-26 | |||
| CN113250923A | 2021-08-13 | |||
| CN209522036U | 2019-10-22 |
Attorney, Agent or Firm:
BEIJING WEIZHENG PATENT AGENCY CO., LTD. (CN)
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