Piston type liquid measuring device and bottle assembly

CN2782601

The piston type liquid measuring device includes a measuring chamber, a cover body, and an opening and closing device. The hopper is connected with the cover body, and the hopper has an accommodating cavity and an opening communicated with the accommodating cavity. The cover body is provided with a bottle body sealing member, a sliding cavity and a bottle body diversion opening, a receiving cavity, a sliding cavity and a bottle body diversion Connected. The opening and closing device includes an urging member and an opening and closing member linked with the urging member. The opening and closing member is disposed in the sliding chamber and is slidable between the open position and the closed position. The guide hole of the bottle body is located on the sliding track of the opening and closing member. . The liquid measuring device is mounted on the bottle body, and the action process similar to the piston movement is realized through the cooperation of the opening and closing member and the sliding cavity, so that the opening and closing member opens or closes the bottle body flow opening during the sliding process, thereby With the metric mark, the measurement and access of liquid or solid powder with one hand can be realized, the measuring operation is simplified, and the measuring device can be mounted on different bottles, and the applicability is wide.

Source: China Packaging News