Novel gas concentration analyzer

The utility model relates to a novel gas concentration analyzer, belongs to the technical field of gas concentration analyzers, and aims to solve the technical problems that an existing gas concentration analyzer is connected with a hose to sample gas, the hose is not limited when the analyzer is placed, the hose is inconvenient to store and place, and the existing gas concentration analyzer is inconvenient to use. According to the technical scheme, the electromechanical equipment auxiliary installation device comprises a gas concentration analyzer, a display screen is fixedly installed at one end of the upper surface of the gas concentration analyzer, and keys are arranged at the end, away from the display screen, of the upper surface of the gas concentration analyzer; according to the novel gas concentration analyzer provided by the utility model, the hose can be accommodated by the accommodating mechanism arranged on equipment, the hose is prevented from being damaged when the equipment is placed, the serv