CN210295484U - Track traffic simulation experiment box device for teaching - Google Patents
Track traffic simulation experiment box device for teaching Download PDFInfo
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- CN210295484U CN210295484U CN201920793045.7U CN201920793045U CN210295484U CN 210295484 U CN210295484 U CN 210295484U CN 201920793045 U CN201920793045 U CN 201920793045U CN 210295484 U CN210295484 U CN 210295484U
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Abstract
The utility model relates to a track traffic simulation experiment box device for teaching, which comprises a plurality of track lines, a simulation train running on the track lines and trackside equipment; each track line comprises a plurality of sections of simulation tracks; the trackside equipment is in signal connection with the simulated train; and the trackside equipment and the track line are respectively provided with a signal line interface, and the signal line interface is connected with external monitoring equipment and/or external control equipment through a signal line. Compared with the prior art, the utility model has the advantages of the function is abundant, the track traffic control principle is directly perceived, teaching effect is good, arrange neatly etc.
Description
Technical Field
The utility model belongs to the technical field of the track traffic simulation technique and specifically relates to a track traffic simulation experiment case device is used in teaching.
Background
The rail transit technology is rapidly developed and becomes a necessary vehicle for the big city at present. Rail transit technology is generally divided into: rail transit communication signals, rail transit operation management, rail transit vehicle engineering, and the like. The rail transit practitioner has higher professional skill requirements, and the practitioner needs to learn and practice a certain professional knowledge through professional courses. At present, many colleges and universities have established urban rail transit related courses, and in the colleges and universities, it is difficult to introduce huge actual rail transit equipment for teaching, and rail transit simulation equipment is adopted for professional teaching.
Chinese patent CN 105810067a discloses an urban rail transit vehicle experiment platform is used in teaching, including analog control platform, a power for being the experiment platform power supply, mesh board and relevant accessory, analog control platform and mesh board are connected, relevant accessory sets up on the mesh board, a design for simulating urban rail transit vehicle electrical control return circuit, in use, utilize relevant accessory to build control circuit, simulate urban rail transit vehicle electrical control circuit, relevant accessory passes through the mesh board and receives analog control platform's controlling part information, thereby accomplish the experiment verification of electrical control return circuit. The electric control circuit of this patent can only be used for the bending beam of analogue test urban rail transit, realizes the dynamic simulation to electric circuit, and the function is less, can not satisfy complicated huge actual rail transit teaching demand.
Chinese patent CN 103258452a discloses a virtual-real combined simulation training device and method for urban rail transit, which is composed of five parts: control and simulation software, an integrated control and acquisition module based on an embedded type and a single chip microcomputer, a network interface and a connecting device, an urban rail transit vehicle and electromechanical equipment experiment table and a terminal test box; however, the patent technology does not disclose the specific arrangement and structure of the experiment table, and the experiment table is not intuitive enough and is not beneficial to teaching.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a track traffic simulation experiment box device for teaching in order to overcome the defect that above-mentioned prior art exists.
The purpose of the utility model can be realized through the following technical scheme:
a rail transit simulation experiment box device for teaching comprises a plurality of rail lines, simulation trains running on the rail lines and trackside equipment; each track line comprises a plurality of sections of simulation tracks; the trackside equipment is in signal connection with the simulated train; and the trackside equipment and the track line are respectively provided with a signal line interface, and the signal line interface is connected with the monitoring equipment and/or the control equipment through a signal line.
The utility model discloses a can realize information exchange's emulation train, track circuit and trackside equipment, realize detecting the position of traveling on the track of emulation train and controlling the emulation train to carry out the application study of track principle and the relevant part of track, the teaching is convenient, directly perceived. And signal connectors are arranged on the track line and the trackside equipment, and can be connected with monitoring equipment and control equipment for observing or controlling the running condition of the train. The matched devices can be ATS simulators, the running condition of the train is displayed in an interface mode, and the automatic running of the train is controlled; the ATS simulator can be connected with an embedded mainboard (the control core of the mainboard can select a 51 single chip microcomputer and an ARM single chip microcomputer), the ATS simulator is used for displaying the running condition of the train in an interfacing mode, the embedded mainboard is used for bearing writing-in programming and is used for self programming of students or teachers and writing in the embedded mainboard, and therefore the running of the train is controlled, and the track traffic running principle is trained.
The simulation track consists of a plurality of track elements, and the track elements are selected from straight tracks, curved tracks or controllable turnouts; the simulation tracks are composed of two copper bars arranged in parallel, and the copper bars between two adjacent simulation tracks are connected in an insulating manner; each section of simulation track is provided with a direct current power supply, the direct current power supply is controlled to be on and off through an MOS (metal oxide semiconductor) tube, two copper bars are respectively connected with the anode and the cathode of the direct current power supply, and a circuit formed by the simulation track and the direct current power supply is provided with a sampling resistor; and a circuit formed by the simulation track and the direct current power supply is provided with a sampling resistor for detecting the current consumption on the simulation track.
The trackside equipment comprises a simulation beacon and a rail transit signal simulator;
along the track line, a plurality of simulation beacons are arranged below the track line, and a plurality of track traffic signal simulators are arranged beside the track line;
the simulation beacon is an infrared emission LED which is in signal connection with a train running above the infrared emission LED; therefore, the infrared emission LED is in signal connection with the signal receiving component on the train, and signal communication is achieved.
The rail transit signal simulator is selected from a three-display signal machine, a two-display signal machine or a five-display signal machine, and is simulated by three LED lamp beads, two LED lamp beads or five LED lamp beads respectively.
The simulation train comprises a train body, a wheel bogie fixed at the bottom of the train body, wheels rotatably connected to the wheel bogie, a miniature display screen arranged at the top of the train body, red lamps and white lamps arranged at the head and the tail of the train, a train controller arranged in the train body and a simulation beacon receiver arranged at the bottom of the train body, wherein the wheels take electricity from copper strips of the simulation track; the train controller is in signal connection with the analog beacon receiver and controls the wheels to rotate; the analog beacon receiver is an infrared receiving chip and is connected with an analog beacon signal of the trackside equipment; the miniature display screen is connected with the train controller. The micro display screen can display the signal content received by the mark receiver and the working state of the simulated train.
The signal line interface comprises a trackside equipment signal line interface connected with trackside equipment and a turnout control signal line interface connected with the track line.
The track line, the simulated train and the trackside equipment are all positioned in a box body of the experiment box; the box body of the experimental box is provided with an upper cover in a matching way.
One end of the box body of the experimental box is provided with a part groove;
and a power socket for supplying power to the electric components in the box body, a power switch for controlling the power socket to be electrified and a USB interface connected with the USB interface of the computer through a data line are arranged in the box body of the experimental box.
The track line is in a U-shaped structure, and the monitoring device and the control device are arranged inside the U-shaped structure.
Compared with the prior art, the utility model has the advantages of it is following:
(1) the track line comprises various track elements, such as turnouts, straight roads, bent roads, trackside equipment and the like, the track can provide power for a running simulation train, signal line interfaces are also arranged on the track line and the trackside equipment, and the track line and the trackside equipment can be accessed to external control and display equipment, so that the comprehensive teaching of the track traffic principle is facilitated;
(2) the device has rich functions, has three working modes, and can realize a scheduling mode, a programming mode and an automatic mode by reasonably accessing external equipment; the whole system automatically operates in an automatic mode, the train is controlled to run back and forth between the two platforms, the corresponding signal machine and the turnout work together, and at the moment, only external monitoring equipment is required to be connected with the signal line interface. The scheduling mode is a simulated manual scheduling mode, and the control button on the external monitoring equipment can be manually operated. The programming mode is to close the control function of the external monitoring equipment, only keep the detection function, transfer the control right of all the rails and the trackside equipment to the independent control equipment, write the programming into the control equipment, complete the control of the rail transit, thus realize the omnibearing simulation and practical training of the rail transit principle;
(3) the rail transit principle is intuitively taught, appropriate external equipment can be connected, and the simulation signal lamp is arranged, so that the teaching effect is intuitive, a student can conveniently understand the train operation and control principle, and the teaching effect is good;
(4) the whole experiment box is neatly arranged, the function partitions are obvious, and students can conveniently observe and operate under different teaching modes; meanwhile, the method is beneficial to line arrangement and improves the safety of equipment.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a simulated train model:
in the figure, 1 is a trackside equipment signal line interface, 2 is a USB interface, 3 is a power socket, 4 is a power switch, 5 is a simulation ATS touch screen, 6 is a turnout control signal line interface, 7 is a simulation beacon, 8 is a track traffic signal simulator, 9 is a nixie tube module, 10 is a stepping motor module, 11 is a direct current motor module, 12 is a track circuit, 13 is a part groove, 14 is an embedded mainboard leading-out interface, 15 is a pluggable embedded mainboard, 16 is an OLED display screen module, and 17 is a turnout. 18 is a miniature display screen, 19 is a wheel bogie, 20 is a red light, 21 is a white light, and 22 is an analog beacon receiver.
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
Examples
A rail transit simulation experiment box device for teaching is shown in figure 1 and comprises an experiment box, a plurality of rail lines 12, a simulation train running on the rail lines 12 and trackside equipment; in the embodiment, the connection monitoring equipment and the control equipment are respectively an ATS simulator and an embedded mainboard; the ATS simulator is in signal connection with the track line and the trackside equipment so as to monitor the running position of the train and provide a train dispatching function, and the embedded main board is in signal connection with the track line and the trackside equipment so as to realize the train dispatching function and control the trackside equipment and realize the simulation and practical training of the track traffic principle. The experimental box comprises an experimental box body and an upper cover which is covered on the box body; the track line 12, the simulation train, the trackside equipment, the ATS simulator and the embedded mainboard are all positioned in the box body; and the track line 12 is formed in a U-shaped structure, and the ATS emulator and the embedded main board are disposed inside the U-shaped structure.
Each track line 12 comprises a plurality of sections of simulation tracks, each section of simulation track consists of a plurality of track elements, the track elements are selected from straight tracks, curved tracks or controllable turnouts, and the track line comprises 5 turnouts 17 in the embodiment; the simulation tracks are composed of two copper bars arranged in parallel, and a steel rail insulating element is arranged between the copper bars between every two adjacent simulation tracks, so that each section of simulation track is not communicated with each other, and in addition, the length or the section of each simulation track in each track is set according to requirements. Each section of simulation track is provided with a direct current power supply, the direct current power supply is controlled to be on and off through an MOS (metal oxide semiconductor) tube, two copper bars are respectively connected with the anode and the cathode of the direct current power supply, a circuit formed by the simulation track and the direct current power supply is provided with a sampling resistor, and the current consumption on the simulation track is detected; if the current consumption is detected, the track is occupied by the simulated train.
The trackside equipment is in signal connection with the simulation train and sends an operation control instruction to the simulation train; the trackside equipment comprises an artificial beacon 7 and a track traffic signal simulator 8; along the track line 12, a plurality of simulation beacons 7 with different numbers are arranged below the track line 12, and a plurality of track traffic signal simulators 8 are arranged beside the track line 12; the simulation beacon 7 is an infrared emission LED, and the infrared emission LED emits a signal with a beacon number and a command value to a train running above the infrared emission LED; the rail traffic signal simulator 8 can select three display annunciators, two display annunciators or five display annunciators, and respectively adopts three LED lamp beads, two LED lamp beads or five LED lamp beads for simulation. In this embodiment, adopt three LED lamp pearl simulation three to show the semaphore, the lamp pearl colour is unanimous with the semaphore requirement colour.
The simulation train in the embodiment comprises a train body, a wheel bogie 19 fixed at the bottom of the train body, wheels rotatably connected to the wheel bogie 19, a miniature display screen 18 arranged at the top of the train body, a red light 20 and a white light 21 arranged at the head of the train, a train controller arranged in the train body and a simulation beacon receiver 22 arranged at the bottom of the train body, wherein the wheels take electricity from a copper strip of a simulation track; the train controller is in signal connection with the analog beacon receiver 22 and controls wheels to rotate; the analog beacon receiver 22 is an infrared receiving chip and receives the transmission signal of the analog beacon 7 of the trackside equipment; the micro display screen 18 is connected with the train controller and used for displaying the signal content received by the mark receiver and simulating the working state of the train; wherein the train controller can adopt a train control single chip.
The ATS simulator is connected with the trackside equipment and the track line 12 and is used for monitoring the position of the simulated train and dispatching the simulated train; the ATS simulator is connected with a sampling resistor of the simulation track, and whether the simulation track is occupied by the simulation train or not is judged through the current of the sampling resistor; the ATS simulator comprises a simulated ATS touch screen 5 displaying a track line 12 and uses color to distinguish between occupied and unoccupied simulated tracks. The ATS simulator can also control and dispatch the train through trackside equipment and a track line 12; the ATS emulator may employ existing technologies, such as those in chinese patents CN101719189B, CN201576372U, CN104299475A, CN102999041A, etc.; preferably, the ATS simulator includes control single chip microcomputer (the model STM32F407 of this control single chip microcomputer), 5 cun TFT color display screen, communication interface is connected with experimental box master control single chip microcomputer, color display screen display track line figure, and when certain section track has the train to occupy, the track section colour that corresponds the demonstration shows for red, the display screen shows there is the mode switching button, can switch to automatic mode, artifical dispatch mode, operating condition such as programming mode, the display screen shows the shunting button, under artifical dispatch mode, button information can be gathered, send for master control single chip microcomputer.
In the embodiment, a control single chip microcomputer (model number is STM32F407 listed in the example) is connected with all tracks, a track power supply is controlled through a control track power supply MOS (metal oxide semiconductor) tube, track power supply current is judged through collecting sampling resistor voltage in a track circuit to judge whether the section of track is occupied by a simulated train, the main control single chip microcomputer can cut off the connection between the main control single chip microcomputer and trackside equipment, and trackside equipment signals are connected to monitoring equipment or control equipment through signal line interfaces.
The trackside equipment and the track line 12 are both provided with signal line interfaces, and specifically comprise a trackside equipment signal line interface 1 connected with the trackside equipment and a turnout control signal line interface 6 connected with the track line 12, wherein the signal line interfaces are connected with the embedded mainboard and are used for scheduling the simulated train by controlling the trackside equipment and the track line 12; the embedded mainboard comprises a pluggable embedded mainboard 15, and a nixie tube module 9, an LED lamp module, a buzzer module, a stepping motor module 10, a direct current motor module 11 and an OLED display screen module 16 which are connected with the pluggable embedded mainboard 15, wherein the pluggable embedded mainboard 15 is installed in an embedded mainboard leading-out interface 14 in a pluggable mode, and the embedded mainboard leading-out interface 14 is connected with a signal line interface. In this embodiment, the pluggable embedded motherboard 15 has two, 51 singlechips and ARM singlechips respectively, and can switch according to the experiment demand. The embedded motherboard is generally understood as a CPU board embedded in the device for control and data processing, i.e. the "brain" of the device, and is a commercially available embedded motherboard as long as the embedded motherboard can implement write programming, such as the technologies in chinese patents CN208335066U, CN108958406A, and CN205247267U, and various commercially available new motherboards.
One end of the box body of the experimental box is provided with a part groove 13; the box body of the experimental box is internally provided with a power socket 3 for supplying power to the electric components in the box body, a power switch 4 for controlling the power socket 3 to be electrified and a USB interface 2 connected with a USB interface data wire of a computer.
The touch screen type ATS simulator can switch the working modes of the whole experiment box system, and the working modes comprise a scheduling mode, a programming mode and an automatic mode. The whole system automatically operates in an automatic mode, controls the train to run back and forth between the two platforms, and works together with the turnout corresponding to the signal machine. The dispatching mode is a simulated manual dispatching mode, and a dispatching button is arranged beside a corresponding track line on the touch screen. The programming mode is to close the control function of the ATS to the trackside equipment and the trackside equipment, transfer the control right of all the tracksides and the trackside equipment to a trackside equipment control interface, and connect an embedded mainboard leading-out interface through the interface to realize the control of the embedded programming to the whole simulation system.
The embedded development course experiment that can be performed by the embodiment includes: 1. flicker LED, 2, flowing water lamp control, 3, LED lamp adjustting of the lighteness, 4, independent key collection, 5, a plurality of charactron show, 6, timer experiment, 7, charactron are regularly accumulated, 8, outside interrupt, 9, outside count, 10, serial communication, 11, matrix keyboard, 12, step motor control, 13, direct current motor control, 14, double-color dot matrix display, 15, oled display, 16, direct current motor tests the speed, 17, direct current motor speed governing, 18, buzzer control.
The utility model discloses a theory of operation does:
the main components of the utility model are a track circuit, a simulation train and trackside equipment, and can be externally connected with an ATS simulator and an embedded mainboard; the rail line and the trackside equipment are provided with signal line interfaces which can be connected with the ATS simulator, the ATS simulator is adopted to automatically or manually control the rail line and the trackside equipment, information communication exists between the rail line and the trackside equipment and the simulated train, and the simulated train can be controlled, so that the ATS simulator can be adopted to carry out full-automatic or manual control on the simulated train.
The signal line interfaces of the track line and the trackside equipment can also be connected with the embedded mainboard to be connected, so that the running of the train can be controlled through software programming, and the simulation and practical training of the track traffic principle can be realized.
The rail transit professional course experiment that this embodiment can go on has:
1. the method comprises the following steps of signal machine lighting, 2, turnout control, 3, track circuit occupation detection, 4, beacon content reading and writing, 5, signal machine turnout linkage experiment, 6, head lamp control, 7, train oled screen display, 8, train reading beacon, train advancing, retreating and stopping control, 9, train speed regulation, 10, train drawing air box operation (back and forth operation), 11, train arrival stop, and 12, train automatic operation.
The teaching machine has rich teaching functions, and has three working modes, namely a scheduling mode, a programming mode and an automatic mode; the track traffic principle is intuitively taught, abundant simulation tracks, various displays and signal lamps are adopted, the teaching effect is intuitive, students can conveniently understand the train operation and control principle, and the teaching effect is good; the whole experiment box is neatly arranged, the function partitions are obvious, and students can conveniently observe and operate under different teaching modes; meanwhile, the method is beneficial to line arrangement and improves the safety of equipment.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (9)
1. A rail transit simulation experiment box device for teaching is characterized by comprising a plurality of rail lines (12), a simulation train running on the rail lines (12) and trackside equipment; each track line (12) comprises a plurality of sections of simulation tracks; the trackside equipment is in signal connection with the simulated train; the trackside equipment and the track line (12) are respectively provided with a signal line interface, and the signal line interface is connected with the monitoring equipment and/or the control equipment through a signal line.
2. The rail transit simulation experiment box device for teaching of claim 1, wherein the simulation rail is composed of a plurality of rail elements, and the rail elements are selected from straight roads, curved roads or controllable turnouts; the simulation tracks are composed of two copper bars arranged in parallel, and the copper bars between two adjacent simulation tracks are connected in an insulating manner; each section of simulation track is provided with a direct current power supply, the direct current power supply is controlled to be on and off through an MOS (metal oxide semiconductor) tube, two copper bars are respectively connected with the anode and the cathode of the direct current power supply, and a circuit formed by the simulation track and the direct current power supply is provided with a sampling resistor.
3. The rail transit simulation experiment box device for teaching of claim 2, wherein the trackside equipment comprises a simulation beacon (7) and a rail transit signal simulator (8);
along the track line (12), a plurality of simulation beacons (7) are arranged below the track line (12), and a plurality of track traffic signal simulators (8) are arranged beside the track line (12);
the simulation beacon (7) is an infrared emission LED, and the infrared emission LED is in signal connection with a train running above the infrared emission LED;
the rail transit signal simulator (8) is selected from a three-display signal machine, a two-display signal machine or a five-display signal machine, and is simulated by three LED lamp beads, two LED lamp beads or five LED lamp beads respectively.
4. The rail transit simulation experiment box device for teaching according to claim 3, wherein the simulation train comprises a train body, a wheel bogie (19) fixed at the bottom of the train body, wheels rotatably connected to the wheel bogie (19), a miniature display screen (18) arranged at the top of the train body, red lamps (20) and white lamps (21) arranged at the head and the tail of the train, a train controller arranged in the train body, and a simulation beacon receiver (22) arranged at the bottom of the train body, wherein the wheels take electricity from copper strips of the simulation track; the train controller is in signal connection with the analog beacon receiver (22) and controls the wheels to rotate; the analog beacon receiver (22) is an infrared receiving chip and is in signal connection with the analog beacon (7) of the trackside equipment; the miniature display screen (18) is connected with the train controller.
5. The rail transit simulation experiment box device for teaching of claim 1, wherein the signal line interface comprises a rail side equipment signal line interface (1) connected with the rail side equipment and a turnout control signal line interface (6) connected with the rail line (12).
6. The rail transit simulation experiment box device for teaching of claim 1, wherein the rail line (12), the simulation train and the trackside equipment are all positioned in a box body of the experiment box, and the box body of the experiment box is provided with an upper cover in a matching way.
7. The rail transit simulation experiment box device for teaching of claim 6, wherein a part groove (13) is formed at one end of the box body of the experiment box.
8. The rail transit simulation experiment box device for teaching as claimed in claim 6, wherein a power socket (3) for supplying power to the electric components inside the box body, a power switch (4) for controlling the power on of the power socket (3), and a USB interface (2) connected with a computer USB interface through a data line are arranged inside the box body of the experiment box.
9. The rail transit simulation experiment box device for teaching as claimed in claim 1, wherein the shape of the rail line (12) is a U-shape, and the monitoring device and the control device are arranged inside the U-shaped rail line.
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| CN201920793045.7U CN210295484U (en) | 2019-05-29 | 2019-05-29 | Track traffic simulation experiment box device for teaching |
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| CN201920793045.7U CN210295484U (en) | 2019-05-29 | 2019-05-29 | Track traffic simulation experiment box device for teaching |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112885177A (en) * | 2021-01-21 | 2021-06-01 | 浙江机电职业技术学院 | Rail transit signal turnout emergency danger-avoiding simulation training device |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112885177A (en) * | 2021-01-21 | 2021-06-01 | 浙江机电职业技术学院 | Rail transit signal turnout emergency danger-avoiding simulation training device |
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Effective date of registration: 20201112 Address after: 201620 Lane 3, 1800, Xinsongjiang Road, Songjiang District, Shanghai Patentee after: Core rail transit technology (Shanghai) Co.,Ltd. Address before: 201414 room 1802, building 3, No. 368, Qinggao Road, Fengxian District, Shanghai Patentee before: Shanghai Jijiang Information Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |