The utility model discloses an extraction device for a drink containing nitrogen.Including: pressure barrel,The first pipeline,The second pipeline,Discharger and refrigeration unit；The pressure barrel is connected with an external pressure nitrogen source through a first pipeline.The pressure bucket is provided with a filter bag of raw materials and water mixed in proportion to form a beverage.The refrigeration unit can store the pressure barrel to maintain the temperature of the beverage in the pressure barrel in a preset low temperature range.The filter bag of raw material and water complete the low-temperature extraction of beverage under the protection of nitrogen and low-temperature conditions after a preset time in a closed pressure barrel.After removing the raw material filter bag,Refill the pressure barrel with nitrogen of preset pressure range.The beverage is discharged through the second pipeline and the discharger by nitrogen pressure.A nitrogen containing beverage can be obtained.The utility model can produce a nitrogen containing beverage rich in dense bubbles, which has the advantages of convenient operation and good extraction quality.本新型公開一種含氮氣飲料的萃取設備，包括：壓力桶、第一管路、第二管路、排放器和冷藏單元；其中壓力桶藉由第一管路連接外部的壓力氮氣源，壓力桶中儲存有依比例混合的原物料濾包和水以形成飲料，冷藏單元可以儲存壓力桶用以將壓力桶中的飲料的溫度維持在一預設的低溫範圍，原物料濾包和水在密閉的壓力桶中經過預設的時間在氮氣的保護和低溫的條件下完成飲料的低溫萃取，然後在移除原物料濾包之後，重新在壓力桶中填入預設壓力範圍的氮氣，藉由氮氣壓力將飲料通過第二管路和排放器排出，即可獲得一種含氮氣飲料。本新型可以產生富有緻密氣泡的含氮氣飲料，具有操作方便，萃取品質佳的優點。
