Anti-leakage sand automatic sand spreading device for mine electric locomotive
A technology of sand spreading device and electric locomotive, which is applied to locomotives and other directions, can solve the problems of inconvenient operation, complex structure and high production cost, and achieve the effects of simple and reliable structure, low cost, and prevention of sand falling.
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Embodiment 1
[0014] Embodiment 1, the present invention includes a sand box 1, a sealing plate 4, the bottom plate of the sand box 1 is connected with the top plate of the sand box 5 and the top of one side of the power unit support plate 7, and the other side of the power unit support plate 7 It is fixedly connected to the power unit 2 to make the structure more stable. Below the power unit support plate 7, the side of the power unit 2 is fixedly connected to the spring 3. The inner side of the spring 3 surrounds the power connected to the power unit 2 and across the sanding box 5. The shaft 6, the spring 3 and the side plate of the sand sprinkling box 5 are fixedly connected, and the control effect can be achieved by the advancement of the power device 2 and the reset of the spring 3. The power shaft 6 is fixed with a circular outlet on the top plate of the sand sprinkling box 5 The movement of the sealing plate 4 and the power shaft 6 can drive the movement of the sealing plate 4 to achie...
Embodiment 2
[0015] In Embodiment 2, the upper part of the sand box 1 of the present invention is a rectangular parallelepiped, and the lower part is a funnel-shaped square cone. A circular through hole is provided in the middle of the bottom plate of the sand box 1 so that the sand can automatically converge to the bottom and flow out. Refer to Figure 1 to Figure 3 , The rest is the same as in Example 1.
Embodiment 3
[0016] In Embodiment 3, the power device (2) of the present invention adopts a pneumatic device, which is more safe and reliable. Refer to Figure 1 to Figure 3 , The rest is the same as the above embodiment.
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