Axle box built-in side beam based on new primary spring seat
A built-in, spring seat technology, applied in axle box installation, railway car body parts, bogies, etc., can solve the problems of increasing the bogie structure size and turning radius, the influence of layout space and structural form, and poor structural strength. Achieve the effect of reducing contour volume and turning radius, ensuring balance stability and comfort, reducing structural size and turning radius
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[0037] The present invention will be described in further detail below in conjunction with the accompanying drawings.
[0038] Such as Figure 3 to Figure 10 As shown, the axle box built-in side beam based on the novel primary spring seat of the present invention includes two primary steel springs 3, two primary vertical shock absorbers 4, forging side beam device 1 and two built-in wheelsets. Type one suspension axle box device 2, forged side beam device 1 includes forged side beam lower cover plate 1-1, forged side beam upper cover plate 1-2, central single vertical plate 1-3, two forged caps Barrel 1-4, two forging vertical shock absorber hangers 1-5, two forging brake hangers 1-6, two oblique transition connection seats 1-7, two forging beam tube connection seats 1-8 Milling residual ribs 1-9 with multiple forgings.
[0039] The lower cover plate 1-1 of the forged side beam is an inverted isosceles trapezoidal plate frame; It becomes the lower bottom edge of its inverte...
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