| 摘要 |
The invention discloses a liquid pump device, which is characterized by comprising a main pump shell body, a soft rubber pressing device (20), a sealed discharge end (30) and a material guiding tube (40), wherein the main pump shell body comprises an upper shell body (11) and a lower shell body (12), and the upper shell body (11) and the lower shell body (12) form a cavity after being connected with each other; the soft rubber pressing device (20) comprises an arc pressing sheet and an elastic support sheet which is integrally formed; the soft rubber pressing device (20) is arranged on the upper shell body (11); the sealed discharge end (30) is arranged at one end of the main pump shell body; and the material guiding tube (40) is in sealed connection with the main pump shell body. The liquid pump device disclosed by the invention is installed on a container to convey liquid to the outside of the container, can prevent the liquid from being polluted due to contact with the outside by adopting relative sealing design, and is simple in structure, low in cost, easy to detach, convenient to dispose after being scraped, free from harm on environment, environment-friendly, and pollution-free. |
