Electric vacuum booster pump vibration isolation and noise reduction device for Pentium fuel cell cars

• Main Authors: LV JINGHUA, SUN JING
• Format: Patent
• Language: Chinese; English
• Published: 16.05.2012
• Subjects: ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; BLASTING; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MEANS FOR DAMPING VIBRATION; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OFVEHICLES; SHOCK-ABSORBERS; SPRINGS; THERMAL INSULATION IN GENERAL; TRANSPORTING; VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES; VEHICLES IN GENERAL; WEAPONS

The utility model relates to an electric vacuum booster pump vibration isolation and noise reduction device for Pentium fuel cell cars, which is composed of an electric vacuum booster pump fixing support, an acoustic shield and rubber anti-vibration pad assemblies and characterized in that an electric vacuum booster pump is integrated on the electric vacuum booster pump fixing support, the acoustic shield is sleeved on the electric vacuum booster pump fixing support and the electric vacuum booster pump and fixed on a power assembly frame through the four specially designed rubber anti-vibration pad assemblies, the outside of the acoustic shield is formed by sheet metal and performed with surface processing, and 3M sound absorption cottons are adhered to the inside of the acoustic shield. Aiming at the problem of vibration isolation and noise reduction of the electric vacuum booster pump, the electric vacuum booster pump is integrated on the special fixing support, and the designed vacuum pump acoustic shield