Guide wheel control box for high-voltage cable laying equipment

Abstract

The utility model provides a guide wheel control box for high-voltage cable laying equipment, which comprises an input aviation socket and an output aviation socket, a power line, a control line and a signal line are connected between the input aviation socket and the output aviation socket, electric guide wheels can be placed on the ground, and in addition, a plurality of electric guide wheels can be arranged on the ground. Each electric guide wheel is connected with an independent guide wheel control box, the guide wheel control boxes can control motors of the electric guide wheels, inspection is convenient, and the safety performance is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of power transmission and transformation engineering, especially to a guide pulley control box for high-voltage cable laying equipment. BACKGROUND

[0002] Underground cables usually need to be laid on the cable racks in tunnels and cable trenches, which usually requires a large amount of manpower and material resources, and the working environment is narrow and the safety risk is high.

[0003] In addition, in the underground wiring work of the power system, the transportation and laying of the cable are quite difficult due to its long length, large volume, long span distance, and heavy weight. The traditional solution is to use various transportation equipment to transport the cable, but the traditional cable transportation is scattered, and the safety factor of 380V high-voltage electricity is low. The cable is easily damaged and scratched. It cannot be linked, one conveyor is needed, one operator is needed, which increases the degree of confusion on site and may increase the risk of electrical safety.

[0004] These scattered devices are usually simply supported on the bottom surface and not fixed, which can easily cause displacement during transportation, increasing the difficulty of inspection. SUMMARY

[0005] The utility model discloses a guide pulley control box for high-voltage cable laying equipment, which can drive the internal motor of the electric guide pulley.

[0006] To achieve the above purpose, the application adopts the following technical scheme:

[0007] The application provides

[0008] A guide pulley control box for high-voltage cable laying equipment, comprising an input aviation socket and an output aviation socket, the input aviation socket and the output aviation socket are connected by a power line, a control line and a signal line.

[0009] Further, the power line has four roots, and the power line is connected with the inlet port of the switching power supply.

[0010] Further, the control line has three roots, one of the control lines is connected with the first relay, and the other control line is connected with the second relay.

[0011] Further, the signal line has two roots, and the two signal lines are connected with the inlet end of the controller.

[0012] Further, the output port of the switching power supply is connected with the controller for power supply; the first relay, the second relay, the controller and the indicator lamp are connected. Further, the output port of the switching power supply is connected with the controller for power supply; the first relay, the second relay, the controller and the indicator lamp are connected.

[0013] Further, the output end of the controller is connected with the electric guide wheel on the wire car.

[0014] Further, the surface of the signal line is covered with a shielding line layer.

[0015] The wire car can be fixed on the bottom surface, in addition, the electric guide wheels can be multiple, each electric guide wheel is connected with an independent guide wheel control box, the guide wheel control box can control the motor in the electric guide wheel, the inspection is convenient, and the safety performance is high. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a circuit diagram of a guide wheel control box for a high-voltage cable laying equipment. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model will be further described in detail below with reference to the drawings. It should be understood that the specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model.

[0018] Please refer to Figure 1 A motor control box for a high-voltage cable laying equipment, comprising an input aviation socket 1 and an output aviation socket 2, the input aviation socket 1 and the output aviation socket 2 are connected with a power line 3, a control line 4 and a signal line 5.

[0019] The power line 3 has four roots, two roots of the fire line 2 square and the zero line 2 square, and the power line 3 is connected with the input end of the switching power supply 6.

[0020] The control line 4 has three roots, one of the control line 4 is connected with the first relay 701, and the other control line 4 is connected with the second relay 702.

[0021] In a specific embodiment, the first relay 701 and the second relay 702 can be controlled by the control line 4, so as to control the forward and reverse rotation of the guide wheel control box, that is, the forward and backward movement.

[0022] The signal line 5 has two roots, and the two signal lines 5 are connected with the import end of the controller 8.

[0023] The output end of the switching power supply 6 is connected with the controller 8 for power supply; the first relay 701, the second relay 702, the controller 8 and the indicator light 9 are connected,

[0024] The indicator light 9 can display the normal or fault of the equipment.

[0025] The output end of the controller 8 is connected with the motor 10 in the electric guide wheel.

[0026] The surface of the signal line 5 is coated with a shield line layer 11.

[0027] The high-voltage cable laying equipment guide wheel control box can control the movement of the electric guide wheel, that is, through RS485 communication to control the forward, backward, start, stop and speed regulation; CAN communication control, three controls (start, stop and direction) constant speed 6 meters per minute; three control start, stop, direction, rs485 communication reads data and controls the speed regulation. 5 three-wire control start, stop, direction, CAN control speed and read data. The guide wheel control box in the junction box has: a rotating plug, overvoltage, overcurrent, overload, undervoltage, short circuit, open phase, over-temperature protection, all of which will alarm and transmit to the PLC display screen through communication mode. There are also self-displaying lights that flicker to report faults. External indicating lights, green light for operation, red light for fault. Input AC220V voltage is converted to DC24V by a switching power supply to power the driver, and the driver controls the internal motor of the electric guide wheel.

[0028] The above-described embodiments only express the implementation of the present application, and the description is more specific and detailed, but it cannot be understood as a limitation on the scope of the present application. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which are within the scope of protection of the present application. Therefore, the protection scope of the present application patent should be based on the appended claims.

Claims

1. A guide wheel control box for high-voltage cable laying equipment, characterized in that: It includes an input aviation socket (1) and an output aviation socket (2), and a power line (3), a control line (4) and a signal line (5) are connected between the input aviation socket (1) and the output aviation socket (2). There are four power lines (3), and the power lines (3) are connected to the input terminal of the switching power supply (6); The control line (4) has three wires. One control line (4) is connected to the first relay (701), and the other control line (4) is connected to the second relay (702). There are two signal lines (5), and both signal lines (5) are connected to the inlet of the controller (8).

2. The guide wheel control box for high-voltage cable laying equipment according to claim 1, characterized in that: The output terminals of the switching power supply (6) are connected to the controller (8) for power supply; the first relay (701), the second relay (702), the controller (8) and the indicator light (9) are connected.

3. The guide wheel control box for high-voltage cable laying equipment according to claim 2, characterized in that: The output of the controller (8) is connected to the electric guide wheel on the guide car.

4. The guide wheel control box for high-voltage cable laying equipment according to claim 1, characterized in that: The surface of the signal line (5) is covered with a shielding layer (11).

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