CN112164273A - Tramcar operating skill training system - Google Patents
Tramcar operating skill training system Download PDFInfo
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- CN112164273A CN112164273A CN202011108368.1A CN202011108368A CN112164273A CN 112164273 A CN112164273 A CN 112164273A CN 202011108368 A CN202011108368 A CN 202011108368A CN 112164273 A CN112164273 A CN 112164273A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
- G09B9/02—Simulators for teaching or training purposes for teaching control of vehicles or other craft
- G09B9/04—Simulators for teaching or training purposes for teaching control of vehicles or other craft for teaching control of land vehicles
Abstract
The utility model provides a tram operating skill training system, gather tram's running position through the sensor, the distance measuring module detects tram and preceding barrier's distance and gathers the distance parameter to the car operation, the displacement module detects tram driver's operation step and operation order whether proper, control module calculates according to tram operating time and obtains operating speed and acceleration, judge whether tram and barrier apart from being greater than or less than preset distance then send command signal, the running state of tram is controlled according to command signal to the braking module, can correctly judge driver's operation level and operation step through the displacement module. The system provided by the application can scientifically and accurately guide and evaluate the tramcar operation skill training work.
Description
Technical Field
The invention belongs to the technical field of underground transportation, and particularly relates to a tramcar operation skill training system.
Background
In the process of mining an underground coal mine, personnel, tools and the like need to be transported to each operation point through the tramcar, because the underground environment is complex, the running tracks of the tramcar are mostly distributed in a grid manner, and the tramcar has the characteristics of multiple turnouts, multiple parking points and the like, so that coal mine safety regulations require that the tramcar needs to run stably, respond sensitively, stop and walk immediately and the like.
At present, the training, the examination and the annual trial braking distance test of the tramcar operating skills in China all need a plurality of people to cooperate with a stopwatch to time, the mode is relatively original, the human influence factors are more, the basic conditions have larger individual differences, and the science, the accuracy and the justice cannot be achieved.
Therefore, a tramcar operation skill training system is needed.
Disclosure of Invention
The invention provides a tramcar operation skill training system, which is used for realizing scientific and accurate tramcar skill training work and can also be used as a tramcar braking distance detection system for detecting whether the tramcar braking distance meets the relevant regulations of coal mine safety regulations.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: there is provided a tram operating skill training system, the system comprising: the system comprises at least three sensors, a distance measuring module, a control module, an upper computer module, a braking module and a displacement module;
the sensor is used for collecting the running time of the tramcar reaching the sensor;
the distance measuring module is arranged at the front end of the tramcar and used for detecting the distance between the tramcar and a front obstacle or a linked vehicle required by the operation of the tramcar;
the displacement module is associated with a brake handle of the tramcar and is used for detecting the displacement of the brake handle;
the upper computer module is internally provided with an industrial control program and is used for sending control signals and displaying data;
the control module is in communication connection with the sensor, the distance measuring module and the upper computer module and is used for controlling the sensor to collect the running time and controlling the distance measuring module to collect the distance according to the control signal;
the control module is further configured to process the signal of the running time to obtain an interval running time between any two sensor intervals, calculate and obtain a running speed and an acceleration of the interval according to an interval distance between two preset sensors and the interval running time, and send the running time, the speed and the acceleration to the upper computer module for display;
the control module is further used for judging whether the distance is greater than the preset distance and then sending out an instruction signal, wherein the control module is used for sending out a first instruction signal when the distance is greater than the preset distance and sending out a second instruction signal when the distance is less than or equal to the preset distance;
the braking module is installed on the tramcar and used for braking the tramcar according to the instruction signal, wherein the braking module is used for controlling the tramcar to keep a current running state when receiving a first instruction signal, and is used for controlling the tramcar to run at a reduced speed or stop when receiving a second instruction signal;
the control module is also used for judging whether the driver operating handle is in a zero position or not through the displacement module, whether the brake handle brakes in time or not during braking, and whether the brake handle is loosened in time or not before the electric locomotive is started.
Preferably, the control module comprises: the system comprises a PLC (programmable logic controller), an Ethernet unit, an isolation gate, a relay module and a power supply;
the PLC is provided with a training or checking logic program and is used for sending out a command signal;
the Ethernet unit is used for realizing information and instruction transmission between the controller and the upper computer module;
the isolation gate is used for isolating the controller from the sensor;
the relay module is used for converting the instruction signal into the photoelectric signal;
the power supply is used for providing working voltage for the sensor, the distance measuring module, the displacement module, the isolation gate and the relay module.
Preferably, the sensor is a correlation sensor.
Preferably, the distance measuring module is an ultrasonic distance measuring sensor.
Preferably, the displacement module is a hall displacement sensor.
Preferably, the upper computer module is a computer or a mobile intelligent device.
Based on the embodiment, the tramcar operation skill training system provided by the embodiment of the invention has the advantages that the running time of the tramcar reaching the sensor is collected through the sensor, the control module obtains the running speed and the acceleration between the two sensors through analyzing and calculating the running time and sends the running speed and the acceleration to the upper computer module for displaying, comprehensive data can be provided for trainees to train and check, further, scientific, accurate and fair guidance training and check work can be realized, and meanwhile, corresponding data support can be provided for electric locomotive braking distance annual audit; the distance measuring module is used for detecting the distance between the tramcar and a front obstacle, the control module is also used for judging whether the distance between the tramcar and the obstacle is greater than a preset distance or not and then sending out an instruction signal, and the braking module is used for controlling the running state of the tramcar according to the instruction signal, so that accidents caused by misoperation can be effectively avoided; the displacement module is used for judging the operation steps and the operation level of a driver, and performing corresponding division according to whether the operation of the driver is proper or not during examination or training, and finally displaying the division on the upper computer module.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic composition diagram of a tramcar operation skill training system according to an embodiment of the present invention;
FIG. 2 is a sensor profile of a tram operating skill training system according to an embodiment of the invention;
fig. 3 is a schematic diagram illustrating control modules of a tramcar operation skill training system according to an embodiment of the present invention.
Description of reference numerals: the system comprises a sensor 1, a distance measuring module 2, an upper computer module 3, a control module 4, a brake module 5, a displacement module 6, a PLC 41, an Ethernet unit 42, an isolation grid 43, a relay module 44 and a power supply 45.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Fig. 1 is a schematic composition diagram of a tramcar operation skill training system according to an embodiment of the present invention. As shown in fig. 1, the training system includes a sensor 1, a ranging module 2, an upper computer module 3, a control module 4, a brake module 5, and a displacement module 6.
The sensor 1 is a correlation sensor, and a timer is set through an internal program of the PLC 41 and is used for calculating the running time of the tramcar reaching the position of the sensor 1. The tramcar starts to time when starting, when the tramcar runs to the position of the sensor 1, the sensor 1 collects the signal of the tramcar and finishes the timer, and the running time of the tramcar from the starting to the sensor 1 is obtained. Fig. 2 is a sensor distribution diagram of a tramcar operation skill training system according to an embodiment of the present invention, as shown in fig. 2, the installation position of the sensor 1 has a start position, an acceleration section end point, a full speed section end point, a deceleration section end point, and a braking section end point, and the average speed and acceleration of the tramcar in each section can be calculated by collecting the running time of the tramcar reaching the above positions and then according to the known distance between the sections. It should be noted that the number and position of the sensors 1 are not limited to those shown in fig. 2 according to the requirements of actual training, examination or actual working environment, and the speed and acceleration data obtained as the number of the installed sensors 1 is larger is closer to the actual state of the electric train in the actual operation process.
The distance measuring module 2 is an ultrasonic distance measuring sensor, is arranged at the front end of the tramcar and is used for detecting the distance between the tramcar and a front obstacle or a linked vehicle required by the operation of the tramcar. Due to the complex underground environment, the obstacles such as workers and the like are likely to appear in front of the running of the electric car at any time, so that the obstacles can be identified in time, measures can be taken in time to avoid collision with the obstacles, and the requirement on the reaction speed of operators of the electric car is higher. In order to avoid the uncertainty of manual operation and reduce the working intensity of operators, the distance measuring module 2 is arranged to assist in identifying obstacles and changing the running state of the electric vehicle so as to reduce the occurrence of accidents.
The displacement module 6 is a hall displacement sensor, is associated with the brake handle of the tramcar, and is used for detecting the displacement of the brake handle. In order to detect whether a tramcar operation driver accurately judges and timely operates, a displacement module 6 is installed on the tramcar to be related to a brake handle of the tramcar, the position change of the brake handle is detected, whether the brake handle is in a zero position or not is judged according to the position change, whether the brake handle brakes in time during braking or not is judged, and whether the brake handle loosens in time before the electric locomotive is started or not is judged.
The upper computer module 3 is internally provided with an industrial control program for sending control signals and displaying data. The upper computer module 3 is a computer capable of directly sending an operation command, the upper computer module 3 is a computer and a mobile intelligent device and is also used for sending a control signal in the embodiment of the application, a corresponding controlled object is the control module 4, a data result processed and judged by the control module 4 and the like can be fed back to the upper computer module 3 and displayed on the upper computer module 3.
The control module 4 is in communication connection with the sensor 1, the ranging module 2 and the upper computer module 3, and is used for controlling the sensor 1 to collect running time and controlling the ranging module 2 to collect distance according to the control signal. The control module 4 is further configured to process the signal of the running time to obtain the interval running time of any two sensor 1 intervals, calculate the running speed and acceleration of the interval according to the preset interval distance and the interval running time of the two sensors 1, and send the running speed, the speed and the acceleration to the upper computer module 3 for display. The control module 4 is further configured to determine whether the distance is greater than a preset distance and then send an instruction signal, where the first instruction signal is sent when the distance is greater than the preset distance, and the second instruction signal is sent when the distance is less than or equal to the preset distance.
The control module 4 is also used for judging whether an operation handle of a driver is in a zero position during braking through the displacement module 6, whether the brake handle brakes in time during braking, whether the brake handle is loosened in time before the electric locomotive is started, and further connected with the control module 4 through the module to display the score of the driver on the upper computer module 3.
Further, in order to improve reliability, accuracy and stability of the system of the embodiment of the application. Fig. 3 is a schematic diagram illustrating control modules of a tramcar operation skill training system according to an embodiment of the present invention. As shown in fig. 3, the control module 4 includes a PLC programmable controller 41, an ethernet unit 42, an isolation barrier 43, a relay module 44, and a power supply 45. The PLC 41 is provided with a training or checking logic program for sending out instruction signals; the ethernet unit 42 is used for realizing information and instruction transmission between the controller and the upper computer module 3; the isolation barrier 43 is used to isolate the controller from the sensor 1; the relay module 44 is used for converting the instruction signal into a photoelectric signal; the power supply 45 is used for providing working voltage for the sensor 1, the distance measuring module 2, the displacement module 6, the isolation barrier 43 and the relay module 44.
The braking module 5 is in communication connection with the control module 4, is installed on the tramcar, and is used for braking the tramcar according to the instruction signal, wherein when the braking module 5 receives the first instruction signal, the tramcar is controlled to keep the current running state, and when the braking module receives the second instruction signal, the tramcar is controlled to run at a reduced speed or stop. When the control module 4 sends a first instruction signal, the electric car is within a safe distance from the front obstacle, and the electric car can keep the current running state; when the control module 4 sends the second instruction signal, it indicates that the distance between the electric car and the front obstacle is less than or equal to the safe distance, so that there is a danger that the electric car needs to run at a reduced speed or even stop. The installation of the brake module 5 assists the operator in identifying obstacles and performing emergency control on the electric car so as to reduce accidents caused by the slow reaction speed of the operator and reduce the working intensity of the operator.
The embodiments in this specification are described in a progressive manner. The same and similar parts among the various embodiments can be mutually referred, and each embodiment focuses on the differences from the other embodiments.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It should be noted that, unless otherwise specified and limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, mechanically or electrically connected, or may be communicated between two elements, directly or indirectly through an intermediate medium, and specific meanings of the terms may be understood by those skilled in the relevant art according to specific situations. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a circuit structure, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, the presence of an element identified by the phrase "comprising an … …" does not exclude the presence of additional like elements in the article or device comprising the element. Relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. In addition, as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (6)
1. A tram operating skill training system, comprising: the device comprises at least two sensors (1), a ranging module (2), an upper computer module (3), a control module (4), a braking module (5) and a displacement module (6);
the sensor (1) is arranged on two sides of a track and used for collecting the time when the tramcar reaches the sensor (1) and transmitting position information to the control module (4) so as to calculate acceleration and deceleration;
the distance measuring module (2) is installed at the front end of the tramcar and used for detecting the distance between the tramcar and a front obstacle or a linked vehicle required by the operation of the tramcar;
the displacement module (6) is associated with a brake handle of the tram and is used for detecting the displacement of the brake handle;
the upper computer module (3) is internally provided with an industrial control program and is used for sending out control signals and displaying data;
the control module (4) is in communication connection with the sensor (1), the distance measuring module (2), the displacement module (6) and the upper computer module (3) and is used for controlling the sensor (1) to collect running time according to the control signal, controlling the distance measuring module (2) to collect distance and controlling the displacement module (6) to collect position data of the operation handle, the brake handle, the electric whistle button and the sanding operation handle;
the control module (4) is further configured to process the running time signal to obtain interval running time of any two sensor (1) intervals, calculate running speed and acceleration of the interval according to preset interval distance of the two sensors (1) and the interval running time, and send the running time, the speed and the acceleration to the upper computer module (3) for display;
the control module (4) is further configured to determine whether the distance is greater than the preset distance and then send an instruction signal, wherein the control module is configured to send a first instruction signal when the distance is greater than the preset distance and send a second instruction signal when the distance is less than or equal to the preset distance;
the brake module (5) is installed on the tramcar, is in communication connection with the control module (4), and is used for braking the tramcar according to the instruction signal, wherein when the brake module (5) receives a first instruction signal, the brake module is used for controlling the tramcar to keep a current running state, and when the brake module receives a second instruction signal, the brake module is used for controlling the tramcar to run at a reduced speed or stop;
the control module (4) is also used for judging whether the brake handle is in a zero position or not through the displacement module (6), whether the brake handle brakes in time when braking or not, and whether the brake handle is loosened in time before the electric locomotive is started or not.
2. The tram operating skill training system according to claim 1, wherein the control module (4) comprises: the device comprises a PLC (programmable logic controller) (41), an Ethernet unit (42), an isolation barrier (43), a relay module (44) and a power supply (45);
the PLC (41) is provided with a training or checking logic program and is used for sending out a command signal;
the Ethernet unit (42) is used for realizing information and instruction transmission between the PLC (41) and the upper computer module (3);
the isolation gate (43) is used for isolating the PLC programmable controller (41) from the sensor (1);
the relay module (44) is used for converting the instruction signal into a photoelectric signal;
the power supply (45) is used for providing working voltage for the sensor (1), the distance measuring module (2), the displacement module (6), the isolation barrier (43) and the relay module (44).
3. Tramcar operating skill training system according to claim 1, characterized in that the sensor (1) is a correlation sensor.
4. The tram operating skill training system according to claim 1, characterized in that the distance measuring module (2) is an ultrasonic distance measuring sensor.
5. The tram operating skill training system according to claim 1, characterized in that the displacement module (6) is a hall displacement sensor.
6. The tram operation skill training system as claimed in claim 1, wherein the upper computer module (3) is a computer, a mobile intelligent device.
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| CN202011108368.1A CN112164273A (en) | 2020-10-16 | 2020-10-16 | Tramcar operating skill training system |
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| CN202011108368.1A CN112164273A (en) | 2020-10-16 | 2020-10-16 | Tramcar operating skill training system |
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Application publication date: 20210101 |