Press liquid pump
AssigneeGuangzhou Lichuang Packaging Co., Ltd
InventorLi Ma
Life of this patent
Estimating the term…
Abstract
A press liquid pump includes an outer pipe and an inner pipe disposed in the outer pipe. A vacuum pump head is disposed on the outer pipe. A liquid outlet pipe of the vacuum pump head is disposed outside the outer pipe. A pressing portion of the vacuum pump head is disposed in the outer pipe. A first opening is defined in the outer pipe. A first end of the inner pipe is closed, and a second end of the inner pipe defines a second opening. When the inner pipe is disposed in the outer pipe, the inner pipe is inserted into the outer pipe, and the inner pipe is connected with the pressing portion of the vacuum pump head. When the inner pipe is pressed towards the vacuum pump head, liquid in the inner pipe is pumped to an outside of the outer pipe.
Claims9
A press liquid pump, comprising:
- an outer pipe, and
- an inner pipe disposed in the outer pipe;
- wherein a vacuum pump head is disposed on a first end of the outer pipe;
- a liquid outlet pipe of the vacuum pump head is disposed outside of the outer pipe;
- a pressing portion of the vacuum pump head is disposed in the outer pipe;
- a first opening is defined in a second end of the outer pipe;
- wherein a first end of the inner pipe is closed, and a second end of the inner pipe defines a second opening;
- wherein when the inner pipe is disposed in the outer pipe, the second end of the inner pipe is inserted into the outer pipe from the first opening of the outer pipe;
- the inner pipe is connected with the pressing portion of the vacuum pump head through the second opening;
- when the inner pipe is pressed towards the vacuum pump head, liquid in the inner pipe is pumped to an outside of the outer pipe through the vacuum pump head.
Dependencies are inferred from the claim text.