Three-position transfer switch control system and control method
A transfer switch and control system technology, applied in the direction of electric switches, electrical components, locomotives, etc., can solve problems such as hidden dangers to the personal safety of operators, achieve the elimination of falling or electric shock, convenient and quick operation, and reduce manpower, material resources and related resources The effect of the configuration
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Embodiment 1
[0080] figure 2 A schematic structural diagram of a three-position transfer switch control system provided by an embodiment of the present invention; please refer to figure 2 . This embodiment provides a three-position transfer switch control system, including a control knob 1 arranged in the cab and a three-position transfer switch device 2 arranged on the roof, the three-position transfer switch device 2 and the control knob 1 Electrically connected, and the three-position transfer switch device 2 and the control knob 1 are both connected to the vehicle power supply 3;
[0081] The three-position transfer switch device 2 is provided with limit switches 21 corresponding to different control positions, and the rotation of the control knob 1 can drive the opening or closing of the limit switches 21 of different control positions, wherein the The limit switch 21 includes a running position switch, a grounding position switch and a storage position switch.
[0082] Specifica...
Embodiment 2
[0097] Figure 5 The flow chart of the three-position transfer switch control method provided by an embodiment of the present invention; please refer to Figure 5 . This embodiment provides a control method based on the above-mentioned three-position transfer switch control system, including:
[0098] Obtain the control command issued by the control knob and the current position status of the limit switch;
[0099] If the current position state matches the control command, the motor will not rotate;
[0100] If the current position state does not match the control command, the motor will rotate and drive the limit switch to switch to the corresponding control position;
[0101] Among them, the control command includes the operation bit command, the ground bit command and the library bit command.
[0102] Its specific control method can be described in detail in conjunction with the accompanying drawings. Figure 6(a)-Figure 6(c) The logic block diagram of the three-positi...
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