Internal breath type spring brake air chamber

• Main Author: WANG LVYANG
• Format: Patent
• Language: Chinese; English
• Published: 24.07.2013
• Subjects: BLASTING; BRAKES; CLUTCHES; COUPLINGS FOR TRANSMITTING ROTATION; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses an internal breath type spring brake air chamber which comprises a front air chamber casing, and a rear air chamber casing and a middle casing which are connected with the front air chamber casing. The front air chamber casing and a leather film form an air cavity; a push disc component is arranged in the air cavity; and a return spring is arranged on the push disc component. A large piston component is arranged in the rear air chamber casing; a piston shaft is arranged in the large piston component; and a packing spring and a hanger rod component are also arranged in the large piston component. A first air passage is arranged on the hanger rod component, and a breathing cavity is arranged in the large piston component. An energy storage cavity is arranged in the rear air chamber casing; a plug component is arranged at the end part of the piston shaft and positioned in the middle casing, and contacts the leather film on the front air chamber casing through the middle casing; and th