Workshop environment air purification method, device and system and medium

The invention discloses a workshop environment air purification method, device and system and a medium. The method comprises the steps that a negative pressure regulation strategy matched with negative pressure monitoring information and communication control information is obtained according to a negative pressure regulation rule, and a first control instruction is sent out according to the negative pressure regulation strategy to control a negative pressure generator; monitoring difference information of the first environment monitoring information and the second environment monitoring information is obtained, an air supply regulation and control strategy corresponding to the monitoring difference information and the negative pressure regulation and control strategy is obtained according to the air supply regulation and control rule, and a second control instruction and a third control instruction are correspondingly sent out to control the temperature regulator and the blower. According to the method, the