Liquid level measuring apparatus

The utility model discloses a liquid level measuring apparatus belongs to the liquid level measuring technology field. It includes the input type level gauge, the input type level gauge includes changer and detecting head, changer and detecting head pass through the connection of electric lines, furthermore, still include protective case and wash tub pipe, the side of detecting head is equipped with the response hole that is used for responding to liquid pressure, the detecting head setting is intraductal protective case's, flange and changer fixed connection are passed through to protective case's top, the wash tub pipe is located protective case's outside, be equipped with a plurality of not trompils of co -altitude that lie in on protective case's the lateral wall, still be equipped with the water pipe entry on protective case's the lateral wall, the terminal pipe entry that leads to of wash tub pipe inserts the interior and directional detecting head of protective case. The utilitymodel discloses simple s