Centralised handle-control system for ac shuttle trolley

IPC classes for russian patent Centralised handle-control system for ac shuttle trolley (RU 2491598):

G05B19/05 - Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts

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FIELD: transport.

SUBSTANCE: proposed device comprises manipulator part, control part and electrical actuator. Note here that manipulator part comprises control handle 1. Note also that control part includes controller 4 and bus insulation module 3. Electrical actuator comprises relay (KA4) for control over frequency traction inverter, relay (KA1) for control of oil pump motor, relay (KA2) for control over scraper conveyor, relay (KA3) for control over scraper conveyor reversing, relay (KA5, KA6) for illumination control, relay (KA7) for control of electric bell, lifting valve (YV1), lowering valve (YV2), turning valves (YV3, YV4) and frequency inverter (2).

EFFECT: higher efficiency in operation in coal mine.

6 cl, 2 dwg

[0001] This application claims the benefit of priority of the patent application China No. 200920248925.2, entitled "Centralized management system with a handle for transporting the Shuttle trolley AC", filed with the state office of China on intellectual property on November 27, 2009, its Full description is included here by reference.

The SCOPE of the INVENTION

[0002] This application relates to the field of road excavation, mining and transporting the coal mine, in particular, to the centralized management system with a handle that can be used for Shuttle trolley with pull alternating current in the coal mine.

BACKGROUND of the INVENTION

[0003] currently, in the field of mining and transporting the coal mine Shuttle trolley is an important equipment for the transportation of coal used in conjunction with a continuously operating coal miner in the number of mechanized mining equipment for short faces for medium/thick coal seam. Shuttle trolley is a trolley carrying coal for a short distance in the mine, and the transportation distance is less than 200 meters, the Main function of the Shuttle trolley is welcome and its accumulation in the body of the coal mined continuously working kOhm what Inom, then return to feed crusher, and unloading of coal by the scraper conveyor in her body in the bunker and return after unloading coal to continuously working coal Shearer for the next load of coal. Currently, the Shuttle trolley used in coal mine, are mainly imported equipments and mainly are Shuttle trolleys with a thrust on alternating current. This type of Shuttle trolley difficult to operate, the functions of its various systems are independent, and the drivers of the Shuttle trolleys are placed separately and, thus, are difficult to manage that it requires an experienced operator.

The INVENTION

[0004] In accordance with the present invention provided with a centralized management system with a handle that can be applied to the Shuttle trolley with pull alternating current in the coal mine for solving problems known Shuttle trolley with a thrust on alternating current, which is, for example, that various devices in the system manipulate the Shuttle trolley have independent functions and posted separately, and the degree of intellectualization, integration and automation Shuttle trolleys are low, etc.

[0005] the Technical solution under the present the first application is as follows.

[0006] the Centralized management system with a handle for Shuttle trolley with pull alternating current includes a manipulating part, a control part and an electric Executive part. Manipulating part provided with a handle for manipulation. The operating part provided with designed for trolley controller and isolation module bus. Electric actuation portion provided with a control relay for traction inverter frequency control relay for the engine oil pump control relay for positive rotation of the scraper conveyor control relay for negative rotation of the scraper conveyor control relay lighting control relay for an electric bell, valve lift, valve lowering valve steering control and frequency Converter. The handle is connected to the controller via the isolation module bus, and valves, relays and frequency Converter electric actuation part is connected to the controller.

[0007] In the centralized management system with a handle for Shuttle trolley with a thrust on alternating current, in accordance with the present application, the handle is connected to the controller via the isolation module bus network controllers.

[0008] In the centralized management system with a handle for Shuttle carriage is key with a thrust of alternating current, in accordance with the present application, in the manipulating part uses intrinsically safe.

[0009] In the centralized management system with a handle for Shuttle trolley with a thrust on alternating current, in accordance with the present application, the lowering valve and the valve lift are fireproof electromagnetic on-off valves used in the mine, and valves steering are fireproof electromagnetic proportional valves used in the mine.

[0010] In the centralized management system with a handle for Shuttle trolley with a thrust on alternating current, in accordance with the present application, designed for trolley controller, the isolation module bus control relay for traction inverter frequency control relay for the engine oil pump control relay for positive rotation of the scraper conveyor and control relay for negative rotation of the scraper conveyor is installed inside a fireproof box control.

[0011] In the centralized management system with a handle for Shuttle trolley with a thrust on alternating current, in accordance with the present application, designed for trolley controller is a programmable controller.

[0012] the Preemptive effects of this proposal, VK is ucaut:

[0013] 1. Centralized management system with a handle for Shuttle trolley with a thrust on alternating current, in accordance with the present application, can be operated in the forward direction, running in the backward direction, the acceleration control and management of deceleration of the Shuttle trolley by operating the handle forward or backward, can perform steering the Shuttle trolley by rotating the handle to the right or left and can also perform lighting control, electric control call control actuation and stopping of the engine oil pump control positive and negative rotation of the scraper conveyor and control lifting and lowering of the conveyor, etc. trolley by pressing buttons on handle.

[0014] 2. Centralized management system with a handle for Shuttle trolley with a thrust on alternating current, in accordance with the present application, can improve the degree of automation, intelligent and integration of Shuttle trucks with traction with alternating current, and can achieve automated control of the Shuttle trolley with pull alternating current in the mine by means connected to the respective equipments that can be a basis for intelligent transport in the mine.

[0015] 3. Than the s with the traditional system of manipulating the Shuttle trolley in the coal mine, this request may be operated in the forward direction, running in the backward direction, the acceleration control, the control deceleration and steering control Shuttle trolley just using one stick, and can control the lighting, the electric control call control actuation, a stop, a positive rotation and negative rotation of the motor trolley by push buttons on the handle. Centralized management system with a handle for Shuttle trolley with a thrust on alternating current, in accordance with the present application, also has a high degree of integration and intelligent, can be easily and conveniently operated, which reduces the problems of the prior manipulation mechanism Shuttle trolley, which is, for example, that her manipulation mechanisms are complex, have independent functions and posted separately, and difficult to operate. The centralized management system, in accordance with the present application reduces the complexity for the driver and significantly increases the efficiency of the operation.

[0016] 4. This application can be used in an environment with explosive gas in the coal mine.

BRIEF DESCRIPTION of DRAWINGS

[0017] Figure 1 is a schematic diagram for this is the first application; and

[0018] figure 2 is a block diagram of the software for this application.

DETAILED DESCRIPTION

[0019] As shown in figure 1, the centralized management system with a handle for Shuttle trolley with a thrust on alternating current, in accordance with the present application, includes a manipulating part (handle), electrical control and electrical Executive part. Manipulating part provided with a handle SOB1 (JC6000). Electric control module is equipped with a module U1 (HL-CANIR-A01) isolation bus network controllers and programmable controller U2 (SPN-C17). Electric actuation portion provided with a valve YV3 steering (steering left)valve YV4 steering (steering right)valve YV1 lifting valve YV2 lowering, family control relay, respectively, from KA1 to KA7 and Converter U3 frequency. The ratio of connections among these components are the following: handle SOB1 connected to the controller U2 through the module U1 isolation tires, valve YV3 steering valve YV4 steering valve YV1 rise, the valve YV2 lowering, seven control relay and Converter U3 is connected to controller U2, respectively, so that the frequency controller U2 may directly control valves, relays and Converter U3 frequency.

[0020] the accordance with the present application, relay KA1-KA7 include: relay KA4 management, coupled with traction frequency Converter, relay KA1 management, United with the engine oil pump, relay KA2 control positive rotation, coupled with the scraper conveyor, relay KA3 control negative rotation, coupled with the scraper conveyor, relay KA5 management, United with the front headlight trolley, relay NA6 management, United with the rear headlight trolley, and relay KA7 management, coupled with an electric bell. KA5 and NA6 form a relay lighting control Shuttle trolley.

[0021] In accordance with the present application, the valve YV3 steering (steering left) and valve YV4 steering (steering right), United with the Shuttle trolley, used for the control steering the Shuttle trolley, valve YV1 rise (rise) and the valve YV2 subsidence (sinking), United with the end of the scraper conveyor is used to control lifting and lowering of the end of the pipeline.

[0022] In accordance with the present application, a manipulating part uses intrinsically safe.

[0023] In accordance with the present application, the valve YV2 lower valve YV1 lifting are fireproof electromagnetic on-off valves used in the mine, and the valve YV3 and YV4 Rulev the management are fireproof electromagnetic proportional valves used in the mine.

[0024] In accordance with the present application designed for trolley controller U2, module U1 isolation bus, relay KA4 control for traction Converter, relay KA1 control for the engine oil pump, relay KA2 management for positive rotation of the scraper conveyor and relay KA3 control for negative rotation of the scraper conveyor, all set inside a fireproof box control.

[0025] the electrical process control systems centralised control knob for Shuttle trolley with a thrust on alternating current, in accordance with the present application, is the following:

[0026] the Electric control part uses the controller U2 to perform a number of important operations, for example, receive signals, analysis, calculation and processing, etc. Handle installed in intrinsically safe box manipulation, receives various information from the outside in real time. The offset at which the handle SOB1 moved forward or backward, is converted into a digital value in the range from 0 to 1000, and to distinguish the front steps from the back steps of the handle SOB1 group is used dip values. The offset at which the handle SOB1 rotates left or right, is converted into digital values in the range from 0 to 1000, and to profile the rotation left rotation right handle SOB1 used another group of dip values. Information button on the handle SOB1 converted to another group dip values and the converted information is transmitted to the controller U2 via the bus network controllers. The controller U2 analyzes, evaluates and processes the received information data. The controller U2 converts the digital value converted from the offset that handle SOB1 moved forward or backward in the signal frequency, which can be obtained by using a frequency Converter, and transmits the signal frequency to the frequency Converter via the bus network controllers so that the speed of the Shuttle trolley is controlled by regulating the displacement of the handle SOB1. The controller U2 additionally converts the signal to digital values converted from the offset that handle SOB1 rotated left or right in xerotomography signal which can control the degree of opening of the valve steering control, and drives the output ports of the controller on the basis of the signals dip values and controls the voltage is switched on and/or off-voltage coils of the relay, so as to control the output circuits and, thus, achieves control in the forward direction, the control in the backward direction, control the acceleration, control deceleration and steering the Shuttle trolley. You can also castigat the lighting control, controls actuation, stop, positive rotation and negative rotation of the motor, control the lifting or lowering of the conveyor, etc. trolley by using the buttons on the handle SOB1.

[0027] As shown in figure 2, the block diagram of the software of the present application is as follows:

[0028] When the system is supplied with voltage, the controller U2 first initializes various input ports, output ports and communication ports and bus network controllers. After initialization is carried out a self-test of the entire system, and it then receives the information data from the handle SOB1 via the bus network controllers and analyzes and evaluates the received data. Additionally, the controller U2 controls the action of the output ports based on the input information from the handle SOB1, thus, achieves control of the steering control, lighting control, electric control call control actuation and stopping of the engine oil pump control positive rotation and negative rotation of the scraper conveyor and management of lifting or lowering the conveyor, etc. trolley. Meanwhile, the controller U2 transmits the information data to the frequency Converter via the bus network controllers and, thus, achieves the justices who begins in the forward direction, management in the backward direction, the acceleration control and management of deceleration of the Shuttle trolley.

[0029] In the centralized management system with a handle for Shuttle trolley with a thrust on alternating current, in accordance with the present application may perform various control Shuttle trolley just using the handle. The system is practical and easy to use and has a high degree of integration and intellectualization, which reduces the complexity for the driver and increases the efficiency.

1. Centralized management system with a handle for Shuttle trolley with a thrust on alternating current, characterized in that
centralized control system by means of the handle includes a manipulating part, a control part and an electric actuating part, with
manipulating part provided with a handle;
the control module is equipped with a controller and module isolation tires;
electric actuation portion provided with a control relay for traction inverter frequency control relay for the engine oil pump control relay for positive rotation of the scraper conveyor control relay for negative rotation of the scraper conveyor control relay lighting control relay for an electric bell, clap the om lifting, valve lowering valve steering control and frequency Converter; and
the handle is connected to the controller via the isolation module bus, and the valve lift, the valve is depressed, the valve steering control, relay control and frequency Converter electric actuation part is connected to the controller, respectively.

2. Centralized management system with a handle for Shuttle trolley with pull alternating current according to claim 1, with the handle is connected to the controller via the isolation module bus network controllers.

3. Centralized management system with a handle for Shuttle trolley with pull alternating current according to claim 1, with a manipulating part uses intrinsically safe.

4. Centralized management system with a handle for Shuttle trolley with pull alternating current according to claim 1, the valve lower valve lift are fireproof electromagnetic on-off valves used in the mine, and the steering valves are fire-safe electromagnetic proportional valves used in the mine.

5. Centralized management system with a handle for Shuttle trolley with pull alternating current according to claim 1, the controller, the isolation module bus control relay for traction conversion on the indicator of the frequency, control relay for the engine oil pump control relay for positive rotation of the scraper conveyor and control relay for negative rotation of the scraper conveyor is installed inside a fireproof box control.

6. Centralized management system with a handle for Shuttle trolley with pull alternating current according to claim 1, the controller is a programmable controller.