Quantitative liquid taking device for oil spectral analysis

The utility model discloses an oil liquid spectral analysis quantitative liquid taking device which comprises a support and a temporary storage barrel, the temporary storage barrel is arranged on the support, a vertical plate is arranged on the side face of the temporary storage barrel, a ruler with scales is arranged on the vertical plate, a T-shaped groove penetrating through the front side face of the vertical plate is formed in the vertical plate, and a threaded hole is formed in the rear side face of the vertical plate. The threaded hole is communicated with the T-shaped groove, a jackscrew is arranged in the threaded hole, a T-shaped connecting plate is arranged on the rear end face of the scale, the T-shaped connecting plate can be inserted into the T-shaped groove in a penetrating mode, the scale slides up and down on the vertical plate through vertical movement of the T-shaped connecting plate in the T-shaped groove, and after the scale slides to a certain position, the T-shaped connecting plate is t