Modular carbon dioxide absorption tank

The utility model relates to a modular carbon dioxide absorption tank which comprises a plurality of tank bodies which are arranged in parallel, and an air inlet pipe and an air outlet pipe are fixedly arranged on the two sides of the top of each tank body respectively. The bag pipe is provided with two free ends, the two free ends of the bag pipe are communicated with the air inlet pipe and the air outlet pipe respectively, and the bag pipe is installed in the tank body in a twisted and spiral mode after containing a carbon dioxide absorbent; wherein a sealing pipe is arranged in the air outlet pipe, a movable pipe is arranged in the sealing pipe in a penetrating mode, and a containing cavity is formed in the movable pipe. According to the carbon dioxide absorption device, the carbon dioxide absorption agent is contained in the bag pipe to form a carbon dioxide absorption channel, the short circuit effect is avoided, and the utilization efficiency of the carbon dioxide absorption agent is improved; the throu