Ration liquid feeding system

The utility model provides a ration liquid feeding system, including reservoir, filter, sealed lid, gas -supply pipe, transfer line, relief pressure valve, stop valve, bubble valve, photoelectric sensing ware and controlling means. The utility model discloses it provides with flow force to tie compressed gas, and liquid feeding speed relief pressure valve output pressure as requested realizes that the adjustable range is big, the utility model relates to a system is closed system, and poisonous and harmful's various reagent can not volatilize, does not have a special requirement to the surrounding environment, to the healthy not harm of the experimenter, because the utility model discloses in do not adopt the elastic element of similar wriggling pump line, so system accuracy is reliable and stable, do not need frequent proofread and correct with the replacement consumptive material.