Oil injector
A technology of fuel injectors and actuators, which is applied in the direction of machines/engines, fuel injection devices, engine components, etc., to achieve precise control effects
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Embodiment 1
[0062] In order to solve the problem that the electronically controlled fuel injector in the prior art can only realize the flow control in the large flow area, such as Figure 1a-Figure 3 As shown, the embodiment of this embodiment discloses a fuel injector 100, including an actuator 120, a fuel injector body 110, a moving closing body 130, and a valve seat 140; wherein, the fuel injector body 110 has a hollow structure for Accommodates a mobile enclosure 130 . Further, one end of the injector body 110 is connected to one end of the valve seat 140 , the injector body 110 and the inner chamber of the valve seat 140 together form a valve chamber, and the movable closing body 130 can slide in the valve chamber.
[0063] Wherein, the moving closing body 130 includes a valve stem 1306 and a movable restrictor 1303 arranged on the valve stem 1306, and also includes a ball core 1305 arranged on the end face of the valve stem 1306 close to the valve seat 140, and the valve stem 1306 ...
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