Simulation control device of railway carriage bogie turnover machine

Abstract

The utility model provides an analog control device of a railway carriage bogie tilter, which comprises a mesh disc, a 3P air switch QF1, an air switch QF2, a frequency converter, a button, a potentiometer, a contactor KM1, a contactor KM2, a contactor KM3, a PLC (programmable logic controller), a motor M1, a motor M2, a limit switch and a button box, and the above electrical components form a main circuit and a control circuit. The turnover machine device for the railway carriage bogie is mainly used for controlling the turnover machine, electrical connection among control elements and accurate control over lifting of the turnover machine are completed, adjustable control over turnover can be achieved, and the turnover machine device is high in universality, stable in performance and high in popularization value.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of rail passenger car bogie turnover machine control, specifically, the control device realizes the automatic drive of bogie turnover, lifting. BACKGROUND

[0002] With the progress of science and technology, the electrical control requirement of bogie turnover machine control device is higher and higher, and a set of equipment that can realize process requirement and automatic control is urgently needed to meet the automatic control of the lifting, lowering and turnover of the turnover machine, and the speed can be adjusted and accurately controlled. In order to adapt to the technical needs of electrical design and electrical maintenance brought by this development, a set of device needs to be researched to meet the control requirements of the equipment. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at providing a kind of analog control device, realizes the automatic control of bogie turnover machine.

[0004] To achieve the above object, the utility model provides a kind of analog control device of railway passenger car bogie turnover machine, including mesh disc, 3P air switch QF1, air switch QF2, frequency converter, button, potentiometer, contactor KM1, contactor KM2, contactor KM3, PLC, motor M1, motor M2, limit switch, button box, and the above electrical component constitutes main circuit and control circuit;

[0005] The main circuit includes: three-phase 380V power supply is connected to the upper side of 3P air switch QF1, the lower side of 3P air switch is connected to contactor KM1 and contactor KM2, and the lower side of contactor KM1 and contactor KM2 is connected to motor M1.

[0006] The control circuit includes: control circuit 3P air switch QF1 connects air switch QF2, the lower side of air switch QF2 is connected to the L, N terminal of PLC, while the N terminal of air switch QF2 is connected to the COM1 point of PLC, the L terminal is connected to the coil of contactor KM1, contactor KM2 and contactor KM3, the COM3 terminal of PLC is connected to the COM3 terminal of PLC by wire, 24+ is connected to the common terminal of button and limit switch, and is input to the I0.0 to I0.7 input terminal of PLC by button and limit switch, the output terminal 100.2 of PLC is connected to the coil of contactor KM1, the output terminal 100.3 is connected to the coil of contactor KM2, the output terminal 100.7 is connected to the coil of contactor KM3, the COM2 terminal of PLC is connected to the GND terminal of frequency converter, the output terminal 100.4 terminal is connected to the S1 terminal of frequency converter, the output terminal 100.5 terminal is connected to the S2 terminal of frequency converter, the lower side of air switch QF2 is connected to the normally open contact of contactor KM3, the normally open contact of contactor KM3 is connected to the L, N terminal of frequency converter, the U, V, W terminal of frequency converter is connected to motor M2, and the 0V, AI, 10V terminal of potentiometer is connected to frequency converter.

[0007] The railway passenger car bogie turnover machine device is mainly the control of the turnover machine, the device has completed the electrical connection between various control elements, the accurate control of the lifting of the turnover machine, and the adjustable control of the turnover can also be realized, the device is strong in universality, stable in performance, and has great popularization value. BRIEF DESCRIPTION OF DRAWINGS

[0008] Figure 1 It is an electrical schematic diagram of the rail passenger car bogie turnover machine device according to the utility model. DETAILED DESCRIPTION

[0009] Taking Omron PLC, frequency converter and other elements as cores, connecting various elements according to the logical relationship of electrical elements, designing, matching and developing the device, and realizing the automation of equipment, the device is easy to learn and understand.

[0010] Through the device, the control mode of the turnover machine is improved, and the reliability of the equipment is improved.

[0011] The rail passenger car bogie turnover machine device is mainly composed of Omron PLC, a frequency converter, a contactor, a limit switch, an air switch and a potentiometer, the hardware wiring and the frequency converter parameter setting of the device have been completed, and the automation driving of the equipment is realized.

[0012] The device adopts Omron PLC, which is a compact PLC with perfect functions, has the ability to upgrade through various advanced built-in boards, has large program capacity and memory units.

[0013] The PLC has the following advantages: 1. flexible structure, not limited by the environment; 2. high transmission quality, fast speed and stable bandwidth; 3. wide application range; 4. low cost; 5. wide application.

[0014] As for the working principle of the PLC controller and how it realizes the automatic operation of the equipment, it is common knowledge in the industry and will not be described in detail here.

[0015] The PLC is connected with buttons, limit switches, contactors and frequency converters; the air switch is connected with the contactor and the PLC; the contactor is connected with the motor M1, and the frequency converter is connected with the motor M2.

[0016] Through the above connection, the PLC is inputted with on-off signal by the emergency stop button, the up button, the down button, the frequency converter total power supply button, the forward rotation button, the reverse rotation button, the A limit switch and the B limit switch, the I0.0 to I0.7 input terminals of the PLC are connected with the emergency stop button, the up button, the down button, the A limit switch, the B limit switch, the frequency converter total power supply button, the forward rotation button and the reverse rotation button, the PLC internally logically operates, and the lifting of the motor M1 is controlled through the contactors KM1 and KM2.

[0017] As the core element, the frequency converter receives the S1 and S2 signals of the PLC, and inputs them to the frequency converter to control the forward and reverse flipping of the motor M2, and the flipping speed of the motor M2 is adjusted through the potentiometer.

[0018] Figure 1 The electrical schematic diagram of the device is shown below, and the following is an analysis of the schematic diagram.

[0019] (1) Main circuit analysis

[0020] The three-phase 380V power supply is connected to the upper side of the 3P air switch QF1, the lower side of the 3P air switch is connected to the contactors KM1 and KM2, and the lower side of the contactors KM1 and KM2 is connected to the motor M1.

[0021] (2) Control circuit analysis

[0022] The control circuit 3P air switch QF1 is connected to the air switch QF2, the lower side of the air switch QF2 is connected to the L and N terminals of the PLC, and at the same time, the N terminal of the air switch QF2 is connected to the COM1 point of the PLC, and the L terminal is connected to the coils of the contactors KM1, KM2 and KM3. The 24- of the PLC is connected to the COM3 terminal of the PLC through the wire, the 24+ is connected to the common terminal of the button and the limit switch, and the input terminals I0.0 to I0.7 of the PLC are input through the button and the limit switch. The output terminal 100.2 of the PLC is connected to the coil of the contactor KM1, the output terminal 100.3 is connected to the coil of the contactor KM2, the output terminal 100.7 is connected to the coil of the contactor KM3, the COM2 terminal of the PLC is connected to the GND terminal of the frequency converter, the output terminal 100.4 is connected to the S1 terminal of the frequency converter, the output terminal 100.5 is connected to the S2 terminal of the frequency converter, the lower side of the air switch QF2 is connected to the normally open contact of the contactor KM3, the lower side of the normally open contact of the contactor KM3 is connected to the L and N terminals of the frequency converter, the U, V and W terminals of the frequency converter are connected to the motor M2, and the potentiometer is connected to the 0V, AI and 10V terminals of the frequency converter.

Claims

1. A simulation control device for a railway passenger car bogie turnover machine, characterized by, The main circuit and the control circuit are composed of the mesh disc, the 3P air switch QF1, the air switch QF2, the frequency converter, the button, the potentiometer, the contactor KM1, the contactor KM2, the contactor KM3, the PLC, the motor M1, the motor M2, the limit switch and the button box. The main circuit comprises that the three-phase 380V power supply is connected to the upper side of the 3P air switch QF1, the lower side of the 3P air switch is connected to the contactor KM1 and the contactor KM2, the lower side of the contactor KM1 and the contactor KM2 is connected to the motor M1, The control circuit comprises that the control circuit 3P air switch QF1 is connected to the air switch QF2, the lower side of the air switch QF2 is connected to the L and N terminal of the PLC, the N terminal of the air switch QF2 is connected to the COM1 point of the PLC, the L terminal is connected to the coil of the contactor KM1, the contactor KM2 and the contactor KM3, the 24- of the PLC is connected to the COM3 terminal of the PLC through the electric wire, the 24+ is connected to the common terminal of the button and the limit switch, the button and the limit switch are input to the I0.0 to I0.7 input terminal of the PLC, the output terminal 100.2 of the PLC is connected to the coil of the contactor KM1, the output terminal 100.3 is connected to the coil of the contactor KM2, the output terminal 100.7 is connected to the coil of the contactor KM3, the COM2 terminal of the PLC is connected to the GND terminal of the frequency converter, the output terminal 100.4 is connected to the S1 terminal of the frequency converter, the output terminal 100.5 is connected to the S2 terminal of the frequency converter, the lower side of the air switch QF2 is connected to the normally open contact of the contactor KM3, the normally open contact of the contactor KM3 is connected to the L and N terminal of the frequency converter, the U, V and W terminal of the frequency converter is connected to the motor M2, the potentiometer is connected to the 0V, AI and 10V terminal of the frequency converter.

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