Miniature turbojet igniter
An igniter and turbojet technology, which is used in machines/engines, jet propulsion devices, turbines/propulsion fuel delivery systems, etc., can solve problems such as difficulty, prevent potential safety hazards, improve atomization effects, and reduce production costs. Effect
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Embodiment 1
[0027] A miniature turbojet igniter, comprising an igniter housing 1, a heating core 2, an insulating ceramic body 3 and a cap 4; the igniter housing 1 is a hollow shell and wraps the insulating ceramic body 3, The insulating ceramic body 3 has a shaft hole 31 along the axial direction, the heating core 2 is inserted through the shaft hole 31 and exposes its positive end 21, and the cap 4 is connected to the igniter housing 1 The head, and the central hole 41 of the cap 4 surrounds the protruding part 32 of the insulating ceramic body 3; the negative end 22 of the heating core 2 passes through the shrinkage outlet at the tail of the igniter housing 1 11 and extend outward; the interior of the igniter housing 1 has an oil pipeline 12 and a pressure stabilizing chamber 13, and the oil passage communicates with the pressure stabilizing chamber 13.
Embodiment 2
[0029] A miniature turbojet igniter, comprising an igniter housing 1, a heating core 2, an insulating ceramic body 3 and a cap 4; the igniter housing 1 is a hollow shell and wraps the insulating ceramic body 3, The insulating ceramic body 3 has a shaft hole 31 along the axial direction, the heating core 2 is inserted through the shaft hole 31 and exposes its positive end 21, and the cap 4 is connected to the igniter housing 1 The head, and the central hole 41 of the cap 4 surrounds the protruding part 32 of the insulating ceramic body 3; the negative end 22 of the heating core 2 passes through the shrinkage outlet at the tail of the igniter housing 1 11 and extend outward; the interior of the igniter housing 1 has an oil pipeline 12 and a pressure stabilizing chamber 13, and the oil passage communicates with the pressure stabilizing chamber 13.
[0030] The present invention can increase the initial velocity of the oil, improve the atomization effect, and increase the distance...
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Abstract
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