Special ball joint for automobile

• Main Author: DIANBO JIANG
• Format: Patent
• Language: English
• Published: 03.09.2003
• Edition: 7
• Subjects: BEARINGS; BLASTING; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS; LIGHTING; MECHANICAL ENGINEERING; MOTOR VEHICLES; PERFORMING OPERATIONS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; THERMAL INSULATION IN GENERAL; TRAILERS; TRANSPORTING; WEAPONS

The utility model relates to a special ball joint for an automobile in the field of automobile parts, which is composed of a ball pin, a clamping spring, a dust cover, a ball head, etc. A ball head of an original ball joint is cast in the ball pin to realize connection; as the ball joint of the connection mode is surface contact, gaps in contact surfaces are small, and lubricant oil storage has no advantages. Thus, the special ball joint for an automobile is designed. The utility model is characterized in that a cavity of the ball pin is provided with a definite radian and a conical surface; the head part of the ball head is arranged in the cavity; the clamping spring is arranged at the combination of a neck of the ball head and the radian of the cavity; the dust cover is arranged at the connection of the ball pin and the head part of the ball head. The special ball joint for an automobile has the characteristics of high strength, good abrasive resistance, small size, and long service life, and can also be matched with steering mechanisms, speed change mechanisms, and oiling devices of ships and engineering machinery.