CN211016021U - Brake teaching system of locomotive - Google Patents
Brake teaching system of locomotive Download PDFInfo
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- CN211016021U CN211016021U CN201922421254.1U CN201922421254U CN211016021U CN 211016021 U CN211016021 U CN 211016021U CN 201922421254 U CN201922421254 U CN 201922421254U CN 211016021 U CN211016021 U CN 211016021U
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Abstract
The utility model relates to a braking teaching system of locomotive belongs to teaching training technical field. The braking device comprises a locomotive simulation driving device, a wind source system, a braking cabinet and a brake, wherein the braking cabinet comprises a controller and a braking gas circuit, the controller is connected with the locomotive simulation driving device, and the controller is used for receiving a braking command sent by the locomotive simulation driving device; the inlet of the braking air path is used for communicating with an air source system, the outlet of the braking air path is used for communicating with a brake cylinder of a brake, and a flow regulating device is arranged on the braking air path; the brake comprises a brake cylinder and a brake clamp mechanism, and the brake cylinder is connected with the brake clamp mechanism in a driving mode. The utility model discloses a braking teaching system constitutes simply, on the basis of saving system cost, can accurate simulation brake jar the braking process and the braking failure fault process, improves student's fault diagnosis and throughput to realize the locomotive braking and realize the simulation of trouble, make the student determine the trouble reason according to the training content, in order to reach training student's purpose.
Description
Technical Field
The utility model relates to a braking teaching system of locomotive belongs to teaching training technical field.
Background
In the traditional technology, aiming at the technical training of emergency treatment and overhaul personnel of railway harmonious electric railway locomotives and vehicle crew members, each railway administration, universities and colleges and locomotive service sections generally lack systematic and visual training facilities and equipment, learning and training are basically carried out by means of traditional car following or field overhaul, and no systematic training means, modern training facilities and equipment exist.
At present, although some training systems of the brake exist, the training systems completely simulate the brake system of the locomotive, and particularly in the aspect of simulation of a brake cabinet, various modules, electromagnetic valves, mechanical valves and corresponding mechanisms are arranged in the brake cabinet, so that the structure of the training systems is too complex, and the training cost is greatly increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a braking teaching system of locomotive for solve prior art's training system and simulate the real structure of locomotive completely and lead to problem with high costs.
The utility model discloses a braking teaching system of locomotive adopts following technical scheme:
including locomotive simulation drive device, wind regime system, brake cabinet and stopper, wherein:
the brake cabinet comprises a controller and a brake gas circuit, the controller is connected with the locomotive simulation driving device, and the controller is used for receiving a brake command sent by the locomotive simulation driving device;
the inlet of the braking air path is used for being communicated with an air source system, the outlet of the braking air path is used for being communicated with a brake cylinder of a brake, and a flow regulating device is arranged on the braking air path;
the brake comprises a brake cylinder and a brake clamp mechanism, and the brake cylinder is connected with the brake clamp mechanism in a driving mode.
The beneficial effects of the above technical scheme are:
the utility model discloses the teaching principle who realizes is: firstly, a brake training is carried out, a brake command is sent to a controller of a simulation brake cabinet by utilizing a locomotive simulation driving device, and a flow regulating device on a brake gas circuit is controlled by the controller, so that a simulation wind source system can normally provide a gas source for a communicated brake cylinder, and the brake cylinder of a simulation brake can obtain the gas source to carry out normal braking. And then, a brake relieving training is carried out, a brake relieving command is sent to a controller of the simulated brake cabinet by utilizing the locomotive simulated driving device, and the controller controls a flow regulating device on a brake gas path, so that a brake cylinder of the simulated wind source system which cannot be normally communicated can not obtain a gas source, and the brake of the simulated brake can not be relieved. Compare with current complete simulation locomotive braking system's teaching system, the utility model discloses a braking teaching system constitutes simply, on the basis of saving system cost, can accurate simulation checking cylinder's braking process and braking failure fault process, improves student's fault diagnosis and throughput. Therefore, the simulation of locomotive braking to realize the fault is realized, and the trainee can determine the fault reason according to the training content, so that the aim of training the trainee is fulfilled.
In order to realize the brake simulation of service brake cylinder and parking brake cylinder, furthermore, the brake gas circuit includes service brake gas circuit and parking brake gas circuit, the brake cylinder includes service brake cylinder and parking brake cylinder, service brake gas circuit intercommunication service brake cylinder, parking brake gas circuit intercommunication parking brake cylinder.
In order to realize the simulation that the brake cabinet sends the pneumatic control signal to the simulation locomotive, further, the brake cabinet also comprises an air supply air passage, wherein an inlet of the air supply air passage is used for communicating with an air source system, and an outlet of the air supply air passage is used for communicating with an air supply valve of the simulation locomotive.
In order to realize the simulation of the brake failure fault, further, the flow regulating device comprises an electromagnetic valve and a coil control circuit of the electromagnetic valve, and an air inlet of the electromagnetic valve is used for communicating with an air cylinder of a locomotive air source system through an air passage; a first air outlet of the electromagnetic valve is used for exhausting air, and a second air outlet of the electromagnetic valve is used for communicating the brake cylinder through a brake cylinder pipe; and the coil control circuit of the electromagnetic valve is used for controlling the air inlet of the electromagnetic valve to be communicated with the first air outlet and the second air outlet in a gating mode.
In order to realize the gating control of the electromagnetic valve, a power supply, a controllable switch and a coil of the electromagnetic valve are further arranged in a coil control circuit of the electromagnetic valve in series, and the controller is connected with the controllable switch in a control mode.
In order to realize the control of the controllable switch, further, the controllable switch is a contact switch of a relay, the controller is connected with the controllable switch through a relay control circuit, and a coil of the relay is connected in series in the relay control circuit.
In order to realize the control of the relay, the relay control circuit further comprises an optical coupler, the primary side of the optical coupler is connected with the controller, and the secondary side of the optical coupler is connected with the coil of the relay.
In order to realize the detection of the braking operation, a braking handle is further arranged on the locomotive driving simulation device, a micro sensor is arranged at the braking handle, and the controller is connected with the micro sensor in a detection mode.
In order to display the braking information, a display is further arranged on the locomotive driving simulation device and connected with the controller.
In order to realize power supply of each device in the brake teaching system, the brake teaching system further comprises an electrical cabinet, wherein the electrical cabinet is in power supply connection with the locomotive driving simulation device, the wind source system, the brake cabinet and the brake, provides a power supply for each device and is used for simulating a low-voltage electrical cabinet of the locomotive.
Drawings
FIG. 1 is a schematic diagram of a brake teaching system for a locomotive according to the present invention;
FIG. 2 is a schematic view of a simulated driving device of a locomotive according to the present invention;
FIG. 3-1 is a schematic braking diagram of the service brake cylinder of the present invention;
3-2 is a brake schematic diagram of the parking brake cylinder of the present invention;
FIG. 4 is a diagram illustrating a brake mitigation state of the brake indicator and the bounce indicator of the present invention;
FIG. 5 is a diagram showing the braking state of the brake indicator and the pop-up indicator of the present invention;
FIG. 6 is a schematic view of the connection relationship of the solenoid valve of the present invention;
fig. 7 is a circuit diagram of a coil control circuit of a solenoid valve according to the present invention;
fig. 8 is a circuit diagram of a coil control circuit of another solenoid valve according to the present invention.
The reference numerals in the figures are explained below:
z09, a solenoid valve, MR, a locomotive air source system, A1, a second air outlet, A2, an air inlet, A3, a first air outlet, EX, external atmosphere, Z10, a valve, Z11, a brake cylinder tube, Z111, a spring brake cylinder tube, Z12, a brake cylinder, Z121, a parking brake cylinder, Z13, a brake clamp, Z14, a wheel pair, VCC, a power supply, K1, a controllable switch, VA L0, a coil, D1, a voltage stabilizing tube, R L, a relay, OP L A, an optical coupler, R1, R2, a resistor, GND and a power ground.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, 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 process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
The embodiment provides a brake teaching system of a locomotive, which is shown in fig. 1 and comprises a locomotive simulation driving device, a simulation wind source system, a simulation brake cabinet (CCBII brake cabinet), a simulation bogie (including a simulation brake), a simulation double-pipe air supply system and a simulation locomotive. In the following, each part is explained separately.
The simulation brake cabinet is a main body part and comprises a controller (not shown in the figure), two brake air circuits and other air supply air circuits, wherein the controller is connected with the locomotive simulation driving device through a network cable and is used for receiving related commands sent by the locomotive simulation driving device.
The braking gas circuit comprises two parts including a service braking gas circuit and a parking braking gas circuit (not shown in the figure), the service braking gas circuit is communicated with a service braking cylinder of the simulation brake through a brake cylinder pipe, and the parking braking gas circuit is communicated with a parking braking cylinder of the simulation brake through a parking pipe, so that two braking simulations are realized. Inlets of the two braking air paths are used for being communicated with an air source system, outlets of the two braking air paths are used for being communicated with a brake cylinder of the simulation brake, and flow adjusting devices are respectively arranged on the two braking air paths and used for controlling the on-off of air flow on the respective braking air path.
The simulation bogie comprises a wheel pair Z14 (a mounting brake disc), a traction motor and a unit brake with a spring stop brake, wherein a brake shoe is mounted on the unit brake. The unit brake includes, among other things, a service brake cylinder Z12 (shown in FIG. 3-1), a parking brake cylinder Z121 (shown in FIG. 3-2), and a brake caliper mechanism, with the brake cylinder actuating the interface brake caliper mechanism Z13. The simulation bogie is used for realizing the simulation of locomotive traction action, can realize the rotation and speed regulation action of the wheel set according to the traction brake sent by the driving platform, and the unit brake of the simulation bogie controls the stop of the wheel set according to the output gas circuit state of the simulation brake cabinet.
In this embodiment, the simulation bogie is provided with a brake indicator and a spring stop indicator, and displays corresponding states according to the current brake cylinder (service brake cylinder) and the spring brake cylinder (parking brake cylinder). Specifically, as shown in fig. 4, when the braking indicator I and II are green, the reaction braking state is relieved; as shown in fig. 5, the brake indicators I and II react to the application of a braking action when the brakes are red.
The locomotive driving simulation device is provided with a brake handle and a display, the brake handle is provided with a micro sensor, and the controller is connected with the micro sensor in a detection mode. The locomotive driving simulation device is also provided with a display, and the display is connected with the controller.
The simulation driver's platform is provided with a brake module (i.e., an EBV electronic brake valve realized by a brake handle), a spare brake valve, a display module, a parking brake applying button and a parking brake releasing button, as shown in fig. 2, wherein the brake module is connected with a controller for operating the brake module and sending a brake signal to the controller, so that the simulation brake performs corresponding control according to the brake signal. The spare brake valve, the parking brake applying button and the parking brake relieving button are all devices simulating the real locomotive driving platform, wherein the spare brake valve is used as the spare valve for replacing an EBV electronic brake valve, the parking brake applying button is used for outputting a parking brake applying instruction to the controller, and the parking brake relieving button is used for outputting a parking brake relieving instruction to the controller. The controller is connected with a double-pulse solenoid valve, and the double-pulse solenoid valve comprises an action solenoid valve, a control gas circuit of the action solenoid valve, a release solenoid valve and a control gas circuit of the release solenoid valve. One end of a control gas circuit of the action electromagnetic valve is used for communicating a parking brake cylinder in the simulation brake cabinet, and the other end of the control gas circuit is used for communicating external atmosphere; the control circuit of the release solenoid valve is used for communicating with the parking brake cylinder in the brake cabinet at one end and communicating with a parking pipe (parking brake cylinder pipe) arranged at the bottom of the simulation brake cabinet at the other end, and the parking pipe is used for connecting to the parking brake cylinder Z121 through a high-pressure hose (namely, a spring brake cylinder pipe Z111).
The display module comprises L CDM display, total wind/train pipe wind pressure meter and brake cylinder wind pressure meter (for displaying pressure of brake cylinder I/II), wherein the brake cylinder wind pressure meter is connected with a pressure sensor, the pressure sensor is arranged in the brake cylinder and used for detecting pressure of the brake cylinder, and the L CDM display is used for providing brake information display, such as the total wind pipe/train pipe, pressure display of the brake cylinder, and setting of brake parameters, such as pressure setting.
In this embodiment, the simulation brake cabinet further includes two air supply air circuits, inlets of the two air supply air circuits are used for communicating the simulation air source system, and outlets of the two air supply air circuits are used for communicating an air supply valve of the simulation locomotive. As shown in fig. 1, one of the air supply paths is communicated with a total air pipe cock of the simulation locomotive through an average pipe (arranged at the bottom of the simulation brake cabinet), the other air supply path is communicated with a train pipe of the simulation locomotive through the train pipe (arranged at the bottom of the simulation brake cabinet), when the average pipe is used for reconnection of two locomotives, the average pipe is connected, so that the brake cylinder pressure of the repairing machine can be controlled by the machine (locomotive), the two locomotives can be braked or released simultaneously, and the train pipe is used for connecting the whole train to control braking and releasing of the whole train.
The simulated double-pipe air supply system comprises a first air supply pipeline and a second air supply pipeline, wherein the air quantity in the first air supply pipeline is small and adjustable, the air quantity in the second air supply pipeline is large but unadjustable, and the simulated double-pipe air supply system is used for transmitting the air source of the simulated air source system to the simulated locomotive. The simulation locomotive comprises a train pipe cock, an average pipe cock and a main air pipe cock, wherein the main air pipe cock is used for communicating the simulation double-pipe air supply system and controlling whether an air source is discharged or not.
In this embodiment, simulation wind regime system is realized by the air compressor machine to save equipment cost, as other implementation manners, can also adopt the air compressor machine to pass through connecting line and connect the reservoir, provide the air supply for simulation brake cabinet and the double-barrelled air feed system of simulation by the reservoir. The air compressor is used for generating compressed air, a start-stop pressure point can be set, when the pressure is lower than the minimum pressure, the compressor is started to work, and when the pressure is higher than the set maximum pressure, the compressor stops working. The operation is repeated according to the cycle. The reservoir part stores compressed air, avoids the compressor frequently to open and stop work, and the reservoir supplies compressed air to CCBII brake cabinet.
The brake teaching system in fig. 1 further includes a simulated locomotive low-voltage electrical cabinet, and the electrical cabinet is electrically connected to each electric device in the simulated driving device, the simulated wind source system, the simulated brake cabinet, the simulated locomotive, the double-pipe wind supply system and the simulated bogie.
In this embodiment, the two flow rate adjusting devices have the same structure, and the specific implementation manner of the two flow rate adjusting devices is described below by taking the flow rate adjusting device arranged on a service brake air path as an example, as shown in fig. 6, a coil control circuit including a solenoid valve Z09 and a solenoid valve Z09 is shown in fig. 1, wherein an air inlet a2 of the solenoid valve Z09 is used for communicating with an air cylinder of a locomotive air source system MR through an air path, a first air outlet A3 of the solenoid valve is used for exhausting air, and a second air outlet a1 of the solenoid valve is used for communicating with a brake cylinder Z12 of a locomotive bogie through a brake cylinder tube Z11; a valve Z10 is provided in the brake cylinder pipe Z11 to exhaust gas from the brake cylinder Z12. And the coil control circuit of the electromagnetic valve Z09 is used for controlling the air inlet A2 of the electromagnetic valve to be communicated with the first air outlet A3 and the second air outlet A1 in a gating mode, and is used for realizing braking simulation and braking failure fault simulation.
Based on the braking teaching system, the realized teaching and training contents are as follows:
(1) brake operation training
The EBV electronic brake valve is operated, a handle of the EBV electronic brake valve is located at a brake position, a driver's cab sends a brake application command (namely a brake signal) to the simulation brake cabinet, the controller controls the coil control circuit of the electromagnetic valve Z09 to be conducted, the coil VA L0 of the electromagnetic valve Z09 is electrified, the air inlet A2 of the electromagnetic valve Z09 is controlled to be communicated with the second air outlet A1 to form an air circuit, an air source in an air cylinder of the air source system MR is enabled to charge air to a service brake cylinder Z12 of the bogie, and the brake clamp Z13 of the simulation bogie clamps the wheel pair Z14 for braking.
The method comprises the steps of operating an EBV electronic brake valve to enable the EBV electronic brake valve to be located at a running position, sending a brake release instruction to a simulation brake cabinet by a driver's cabin, enabling a coil VA L0 of an electromagnetic valve Z09 to be uncharged by a controller without giving a control signal for conducting a coil control circuit, enabling an air inlet A2 of the electromagnetic valve Z09 to be communicated with a first air outlet A3, exhausting an air source to the outside atmosphere EX, opening a valve Z10, releasing a brake clamp Z13 after air is exhausted by a brake cylinder Z12, and enabling a wheel pair Z14 to rotate when a brake pad of the brake clamp Z13 and the wheel pair Z14 recover a clearance state, wherein the wheel pair Z14 can rotate as shown in figure 3-.
When the parking brake applying button is pressed down, the driving platform sends a parking brake applying instruction to the controller of the simulation brake cabinet, and when the parking brake relieving button is pressed down, the driving platform sends a parking brake relieving instruction to the controller of the simulation brake cabinet. Specifically, after the brake cabinet controller receives a parking brake application instruction, an action electromagnetic valve on the double-pulse electromagnetic valve is controlled to be electrified, so that air in a parking brake cylinder in the simulation brake cabinet is exhausted through the action electromagnetic valve, and a brake clamp acts to apply parking brake; when the brake cabinet controller receives a parking brake relieving instruction, the relieving electromagnetic valve on the double-pulse electromagnetic valve is controlled to be electrified, compressed air enters the parking brake cylinder through the relieving electromagnetic valve, and the clamp is relieved to relieve the parking brake.
(2) Brake failure fault training
Simulation phenomenon: the brake cylinder pressure cannot be built up, so that the locomotive cannot brake.
And (3) fault setting: the EBV electronic brake valve is operated, a handle of the EBV electronic brake valve is located at a brake position, a driver's cab sends a brake application command to a controller of the simulation brake cabinet, the controller controls an air inlet A2 and a first air outlet A3 of an electromagnetic valve Z09 to be communicated with each other according to the command and in combination with a current training mode (namely brake failure fault training), so that an air cylinder of a locomotive air source system MR is controlled to exhaust air through the first air outlet A3, the air cylinder cannot be normally communicated with a brake cylinder Z12 of a locomotive bogie, a source exhausted from the air cylinder cannot be obtained in the brake cylinder Z12, the brake cylinder Z12 of the bogie is not braked, a brake clamp Z13 cannot clamp a Z wheel pair 14, brake failure is realized, and brake failure fault simulation of the locomotive is realized.
And (3) fault analysis: the method comprises the steps that a student observes a display module (namely a brake cylinder air pressure gauge) on a driving cab to find that the pressure of a brake cylinder is abnormal, the student checks and confirms that a valve Z10 is opened, a pipeline between a simulation brake cabinet and the brake cylinder is intact and has no leakage, the brake cylinder control module (also called BCCP module) of the simulation brake cabinet is judged to have a fault, after the BCCP module is virtually operated and replaced in 3D software, the test is carried out again, the normal brake function is recovered, and the fault repairing is successful. The 3D software is installed in a control chip of the auxiliary touch screen, the auxiliary touch screen is used for operating a three-dimensional virtual display computer, namely a visual splicing display screen in fig. 1, the display screen is used for fault processing, and each part of the brake cabinet is displayed virtually, so that a student can click to perform virtual replacement operation.
The display screen shows the functions realized by the system in a three-dimensional scene effect, restores various line scenes, stations and displays the running conditions of the locomotive, and can train and drill various driving operations and train and check theoretical knowledge in a multimedia training mode.
The simulation training process of the flow regulating device on the service braking air path is performed, for the flow regulating device on the parking braking air path, when the braking operation training is performed, the control of the gating air path in the electromagnetic valve is just opposite, namely, the braking training of the flow regulating device on the service braking air path performs braking when the air charging control is performed, the braking is relieved when the air discharging control is performed, the braking training of the flow regulating device on the parking braking air path performs braking when the air discharging control is performed, the braking is relieved when the air charging control is performed, and the specific control process is not detailed.
For the parking brake failure fault simulation, the air inlet of the electromagnetic valve needs to be controlled to be communicated with the second air outlet, so that an air cylinder of an air source system of the locomotive is controlled to be communicated with a parking brake cylinder Z121 of a bogie, the parking brake cylinder Z121 obtains an air source provided by the air cylinder and is inflated, the parking brake cylinder Z121 does not perform parking brake, the parking brake failure fault simulation is realized, a student determines a fault reason according to the phenomenon, and the fault analysis is performed, so that the aim of training the student is fulfilled.
In this embodiment, a coil control circuit of the solenoid valve Z09 is shown in fig. 7, a power VCC, a controllable switch K1 and a coil VA L0 of the solenoid valve Z09 are serially connected in the control circuit, and a control end of the controllable switch K1 (a triode in fig. 7) is connected to the controller, and is used for giving a control signal (for example, a high level signal) through the controller, so that the coil control circuit is turned on, the coil VA L0 of the solenoid valve Z09 is electrified, and the air inlet a2 and the second air outlet a1 of the solenoid valve Z09 are communicated.
As another embodiment, a coil control circuit of the electromagnetic valve Z09 is shown in fig. 8, the controllable switch is a contact switch of a relay R L, the controller controls the controllable switch (i.e., the contact switch of the relay) through the relay control circuit, the relay control circuit includes an optical coupler OP L a, a primary side of the optical coupler OP L a is connected to a controller (not shown in the figure), a resistor R1 (with a resistance value of 1K) is connected to one end of the primary side, the other end of the primary side is connected to the controller, the primary side is connected in parallel to a resistor R2 (with a resistance value of 2K), a secondary side of the optical coupler OP L a is connected to a coil of a relay R L, and a coil of the relay is connected in parallel to a voltage regulator D1 to perform a voltage stabilizing function.
In this embodiment, the braking training system further includes a micro sensor disposed at the valve Z10, the micro sensor is connected to the controller through detection of the controller, and a signal detected by the micro sensor is transmitted to the controller to detect on/off of the valve. In this embodiment, the micro-sensor is a travel switch. When Z10 is selected to the open position, compressed air can enter the brake cylinder to train the trainee to operate the device correctly, and the software display will give an indication that the door is not open.
Thus, the above detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. For example, the controller in the present embodiment may be disposed in the simulated brake cabinet or the driver's cab, depending on the specific situation; the number of controllers may be changed, and one controller may be used, or a plurality of controllers may be used, and for example, different controllers may be provided according to different functions, and each controller may be connected to each other in communication as needed.
In another example, in the present embodiment, the pressure abnormality of the brake cylinder is found by the brake cylinder air pressure gauge, and as another embodiment, the pressure abnormality of the brake cylinder may be found by a display abnormality of the display.
Therefore, all other embodiments obtained by a person skilled in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
It should be noted that in a specific application of the present embodiment, two sets of electromagnetic valves and coil control circuits are provided according to different brake cylinders included in a bogie, and when a simulated bogie includes a service brake cylinder and a parking brake cylinder shown in fig. 3-2, two sets of electromagnetic valves and coil control circuits with the same structure are used for controlling respectively; when the bogie only comprises the service brake cylinder shown in the figure 3-1 and does not comprise the parking brake cylinder, only one group of solenoid valves and coil control circuits are arranged for controlling.
Claims (10)
1. The brake teaching system of the locomotive is characterized by comprising a locomotive simulation driving device, a simulation wind source system, a simulation brake cabinet and a simulation brake, wherein:
the simulation brake cabinet comprises a controller and a brake gas circuit, the controller is connected with the locomotive simulation driving device, and the controller is used for receiving a brake command sent by the locomotive simulation driving device;
the inlet of the braking gas path is used for being communicated with a simulation wind source system, the outlet of the braking gas path is used for being communicated with a brake cylinder of a simulation brake, and a flow regulating device is arranged on the braking gas path;
the simulation brake comprises a brake cylinder and a brake clamp mechanism, and the brake cylinder is connected with the brake clamp mechanism in a driving mode.
2. The locomotive brake teaching system of claim 1 wherein said brake air path comprises a service brake air path and a parking brake air path, said brake cylinders comprise a service brake cylinder and a parking brake cylinder, said service brake air path communicates with said service brake cylinder, and said parking brake air path communicates with said parking brake cylinder.
3. The locomotive brake teaching system according to claim 1 or 2, wherein the simulated brake cabinet further comprises an air supply air passage, an inlet of the air supply air passage is used for communicating with a simulated air source system, and an outlet of the air supply air passage is used for communicating with an air supply valve of the simulated locomotive.
4. The locomotive brake teaching system according to claim 1 or 2, wherein the flow regulating device comprises a solenoid valve and a coil control circuit of the solenoid valve, and an air inlet of the solenoid valve is used for communicating with an air cylinder of the analog air source system through an air passage; a first air outlet of the electromagnetic valve is used for exhausting air, and a second air outlet of the electromagnetic valve is used for communicating the brake cylinder through a brake cylinder pipe;
and the coil control circuit of the electromagnetic valve is used for controlling the air inlet of the electromagnetic valve to be communicated with the first air outlet and the second air outlet in a gating mode.
5. The locomotive brake teaching system of claim 4 wherein said solenoid coil control circuit has a power source, a controllable switch and said solenoid coil connected in series, said controller being in control communication with said controllable switch.
6. The locomotive brake teaching system of claim 5 wherein the controllable switch is a contact switch of a relay, the controller is connected to the controllable switch by a relay control circuit, and a coil of the relay is connected in series to the relay control circuit.
7. The locomotive brake teaching system of claim 6 wherein the relay control circuit comprises an optocoupler, a primary side of the optocoupler coupled to the controller and a secondary side of the optocoupler coupled to the coil of the relay.
8. The locomotive brake teaching system of claim 1 wherein said locomotive simulator has a brake handle with a micro sensor disposed thereon, and said controller detects the connection of said micro sensor.
9. The locomotive brake teaching system of claim 8 wherein said locomotive simulator is further provided with a display, said display being connected to said controller.
10. The locomotive brake teaching system of claim 1, 2, 8 or 9 further comprising a simulated electrical cabinet electrically connected to the locomotive simulated steering device, the wind source system, the brake cabinet and the brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922421254.1U CN211016021U (en) | 2019-12-27 | 2019-12-27 | Brake teaching system of locomotive |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922421254.1U CN211016021U (en) | 2019-12-27 | 2019-12-27 | Brake teaching system of locomotive |
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| CN211016021U true CN211016021U (en) | 2020-07-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI743968B (en) * | 2020-08-28 | 2021-10-21 | 曾芷凡 | Locomotive driving teaching method and system |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI743968B (en) * | 2020-08-28 | 2021-10-21 | 曾芷凡 | Locomotive driving teaching method and system |
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