The invention discloses a consultation system for chemical accident emergencies, comprising an alarm receiving device, a recording device, a teleconference device, a geographic information management device, a basic database, a professional chemical accident emergency response database and a control device. The control device is connected with the alarm receiving device, the recording device, the teleconference device, the geographic information management device, the basic database and the professional chemical accident emergency response database and used for analyzing the alarm information received by the alarm receiving device, controlling the recording device to record, inquiring and processing the information according to the alarm information and generating an alarm accident processing scheme according to the process result. The system can provide 24-hour information and technical support for chemical accident emergency response in the petroleum and chemical industry referring to the links of chemical production, usage, transportation, operation, storage, abandonment and the like.