PROBLEM TO BE SOLVED: To provide a flow meter inspection device capable of easily inspecting a flow rate of flow meter such as oxygen flow meters which are widely used at medical sites.SOLUTION: A flow meter inspection device 10 comprises: an air-supply part 1 taking in gas which is passed through a flow meter (inspection object) F to be inspected a preprocessing part 2 which preprocesses the gas before being passed through the inspection object F a first connection part 3 which is connected to the upstream side of the inspection object F a second connection part 4 which is connected to the downstream side of the inspection object F a measurement part 5 which measures the flow rate of the gas passed through the inspection object F an exhaust part 6 exhausting the gas after the measurement and a housing body 9 which houses all forementioned parts within itself.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2016,JPO&INPIT【課題】 医療等の現場において多用される酸素流量計等、流量計の流量を簡易に検査することのできる流量計検査装置を提供すること。 【解決手段】 流量計検査装置10は、被検対象の流量計(検査物)Fに流通させる気体を取り込む給気部1と、気体を検査物Fに流通させる前の前処理を行う前処理部2と、検査物Fを上流側で接続するための第一接続部3と、同下流側で接続するための第二接続部4と、検査物F内を流通した気体についてその流量を測定する測定部5と、測定後の気体を排気する排気部6とが、単一の収容体9に設けられて一体に構成された装置である。【選択図】 図1