INJECTOR WITH EXACT ALIGNMENT OF A VALVE SEAT

• Main Authors: KROMER RALF, REINHARDT WILHELM
• Format: Patent
• Language: English; Korean
• Published: 04.01.2018
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; COMBUSTION ENGINES; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MECHANICAL ENGINEERING; SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The present invention relates to an injector for injecting a fluid, including: a valve seat (3) in which a sealing area is disposed; a closing element (5) for opening and closing at least one through-hole (30) on the valve seat (3); a valve housing (2); and a welded joint portion (4) between the valve seat (3) and the valve housing (2), wherein the valve seat (3) includes a first joining surface (31), wherein the valve housing (2) includes a second joining surface (21), wherein a plurality of projecting centering elements (9) are arranged on the first joining surface (31) and/or on the second joining surface (21). 본 발명은 밀봉 영역이 배치된 밸브 시트(3), 밸브 시트(3) 상에서 적어도 하나의 관통 개구(30)를 개폐하는 폐쇄 엘리먼트(5), 밸브 하우징(2), 및 밸브 시트(3)와 밸브 하우징(2) 사이의 용접 결합부(4)를 포함하는 유체의 분사를 위한 인젝터에 관한 것이고, 밸브 시트(3)는 제 1 결합면(31)을 포함하며, 밸브 하우징(2)은 제 2 결합면(21)을 포함하고, 제 1 결합면(31) 상에 및/또는 제 2 결합면(21) 상에 다수의 돌출한 센터링 엘리먼트들(9)이 배치된다.