Parking brake quick response device for bidirectional driving explosion-proof vehicle

The invention belongs to the technical field of parking brake control of mining anti-explosion two-way driving vehicles, and particularly relates to a quick response device for parking brake of a two-way driving anti-explosion vehicle. Comprising a parking brake and a hydraulic system for controlling the parking brake, a control valve of the hydraulic system comprises a front cab hand brake valve and a rear cab hand brake valve, and the front cab hand brake valve and the rear cab hand brake valve are connected through a quick response valve; the quick response valve is provided with a valve seat which is reset through a spring and four oil ports which are communicated with one another; the first oil port is connected with a parking brake after passing through a plurality of hydraulic elements, the second oil port and the fourth oil port are respectively connected with a port A and a port P of a rear cab hand brake valve, and the third oil port is connected with a port A of a front cab hand brake valve; the tw