Grease pump

The utility model discloses a grease pump which comprises a cylinder barrel, a pumping containing cavity is formed in the cylinder barrel, and a grease outlet channel communicated with the pumping containing cavity is formed in the cylinder barrel; the pump rod is in sliding fit with the inner wall...

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Bibliographic Details
Main Authors HAN CHAOHUI, ZHANG MINGMING, YAN ZIPING, QIN BANGJIANG, YANG MIN, WU LITAO, WEI LONGGANG
Format Patent
LanguageChinese
English
Published 06.02.2024
Subjects
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Summary:The utility model discloses a grease pump which comprises a cylinder barrel, a pumping containing cavity is formed in the cylinder barrel, and a grease outlet channel communicated with the pumping containing cavity is formed in the cylinder barrel; the pump rod is in sliding fit with the inner wall of the pumping containing cavity so that the pump rod can slide into or slide out of the pumping containing cavity, an oil pumping cavity communicated with the pumping containing cavity is formed in the pump rod, and an oil pumping channel communicated with the oil pumping cavity is formed in the side, located outside the cylinder barrel, of the pump rod; the support surrounds the cylinder barrel, a support cavity is formed between the support and the cylinder barrel, and the side, close to an inlet of the oil pumping channel, of the support cavity is open; a first one-way valve which is in one-way communication outwards from the pumping containing cavity is arranged in the oil outlet channel, and a second one-way
Bibliography:Application Number: CN202321605743U