Train frozen coal cleaning method and device applied to car dumper
The overturner overturned and unloaded the train open car and used a high-pressure steam nozzle to set a preset pressure according to the thickness of the frozen coal seam to spray it, which solved the problem of sticking the car when the train transported coal, and achieved the guarantee of coal unloading and railway driving safety.
Patent Information
- Application Number
- CN202510205054.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-24
- Publication Date
- 2025-05-30
AI Technical Summary
Trains are prone to sticking when transporting coal in northern regions in winter, which makes the coal unable to be unloaded, causing economic losses and railway driving safety risks.
A overturning machine is used to overturn and unload the open train, and the sticking condition is determined through video scanning. If there is a sticker, use a high-pressure steam nozzle to set a preset pressure according to the thickness of the frozen coal seam to remove the frozen coal seam and repeat until cleaned.
Effectively remove frozen coal seams in train open cars, ensure coal unloading, reduce economic losses, ensure normal operation of train open cars, ensure railway driving safety, and avoid frozen coal from damaging the vehicle body.
Smart Images
Figure CN120057614A_ABST
Abstract
Description
Technical Field
[0001] The present invention belongs to the technical field of cleaning frozen coal on trains, and particularly relates to a method and device for cleaning frozen coal on trains applied to a car dumper. Background Art
[0002] In winter in the northern regions, the situation of coal sticking to the train often occurs when transporting coal by train. This is because the temperature of the coal after being mined from the pit mouth is higher than the ambient temperature, and the moisture content of the coal is relatively large. After being loaded into the open wagon of the train and transported, the coal will freeze and stick to the train. According to the existing data, the coal sticking is the most serious at the four corners of the open wagon of the train and along the four sides near the bottom inside the open wagon.
[0003] When the situation of coal sticking to the train occurs during the transportation of coal by train, the following consequences will occur:
[0004] First, the coal cannot be emptied completely, resulting in economic losses. Second, the frozen coal cannot be emptied completely, causing uneven loading of the open wagon of the train and affecting the safety of railway operation. Third, the frozen coal sticking to the car damages the body of the open wagon of the train.
[0005] Therefore, there is an urgent need for a method and device for cleaning frozen coal on trains applied to a car dumper to solve the technical problem of frozen coal sticking to the car. Summary of the Invention
[0006] The present invention aims to solve at least one of the technical problems existing in the prior art, and provides a new technical solution for a method and device for cleaning frozen coal on trains applied to a car dumper.
[0007] According to the first aspect of the present invention, there is provided a method for cleaning frozen coal on trains applied to a car dumper, including the following steps:
[0008] Step S1, using the car dumper to dump the open wagon of the train;
[0009] Step S2, performing video scanning on the dumped open wagon of the train to determine whether there is a situation of coal sticking in the open wagon of the train;
[0010] Step S3, if there is a situation of coal sticking, obtaining the thickness of the frozen coal layer in the open wagon of the train, and using the high-pressure steam nozzle arranged on the car dumper to spray and sweep the frozen coal layer in the open wagon of the train at a preset pressure according to the thickness of the frozen coal layer in the open wagon of the train to remove the frozen coal layer in the open wagon of the train; performing secondary dumping on the sprayed and swept open wagon of the train to clean the fallen frozen coal layer;
[0011] Step S4, repeating steps S2 - S3 until the frozen coal layer in the open wagon of the train is cleaned up.
[0012] Optionally, in step S3, obtaining the thickness of the frozen coal layer in the open wagon of the train, and using the high-pressure steam nozzle arranged on the car dumper to spray and sweep the frozen coal layer in the open wagon of the train at a preset pressure according to the thickness of the frozen coal layer in the open wagon of the train, includes:
[0013] Obtain the average thickness of the frozen coal layer in the open wagon of the train, and determine the preset pressure of the high-pressure steam nozzle according to the average thickness of the frozen coal layer;
[0014] According to the average thickness of the frozen coal layer in the open wagon of the train, use the high-pressure steam nozzle arranged on the dumper to spray and sweep the frozen coal layer in the open wagon of the train at the preset pressure.
[0015] Optionally, use a lidar sensor or an ultrasonic sensor to obtain the average thickness of the frozen coal layer in the open wagon of the train.
[0016] Optionally, using a lidar sensor to obtain the thickness of the frozen coal layer in the open wagon of the train includes:
[0017] The lidar sensor performs a comprehensive scan on the distribution of the frozen coal layer in the open wagon of the train and generates a three-dimensional model;
[0018] Calculate the volume of the frozen coal layer and the coverage area of the frozen coal layer according to the three-dimensional model, and calculate the average thickness of the frozen coal layer according to the volume of the frozen coal layer and the coverage area of the frozen coal layer.
[0019] Optionally, using an ultrasonic sensor to obtain the average thickness of the frozen coal layer in the open wagon of the train includes:
[0020] The ultrasonic sensor obtains the thickness of the frozen coal layer at each position in the open wagon of the train, and calculates the average thickness of the frozen coal layer in the open wagon of the train according to the thickness of the frozen coal layer at each position in the open wagon of the train.
[0021] Optionally, determining the preset pressure of the high-pressure steam nozzle according to the average thickness of the frozen coal layer includes:
[0022] Establish a deep learning model;
[0023] Collect data, where the data includes the volume situation in the open wagon of the train, the material of the open wagon of the train, the thickness of the frozen coal layer in the open wagon of the train, and the spraying pressure of the corresponding high-pressure steam nozzle;
[0024] Train the deep learning model with the collected data;
[0025] Input the average thickness of the frozen coal layer into the trained deep learning model to obtain the preset pressure of the high-pressure steam nozzle.
[0026] Optionally, optimize the deep learning model by inputting the average thickness of the frozen coal layer and the corresponding preset pressure of the high-pressure steam nozzle into the trained deep learning model.
[0027] According to the second aspect of the present invention, there is provided a train frozen coal cleaning device applied to a dumper, including:
[0028] A tipper, which is used to unload open-top railway wagons.
[0029] A scanning module, which is used to perform video scanning on the unloaded open-top railway wagon to determine whether there is coal sticking in the open-top railway wagon.
[0030] A data acquisition module, which is used to: if there is coal sticking, obtain the thickness of the frozen coal layer in the open-top railway wagon.
[0031] A spraying and sweeping module, which is used to spray and sweep the frozen coal layer in the open-top railway wagon with a preset pressure by using high-pressure steam nozzles arranged on the tipper according to the thickness of the frozen coal layer in the open-top railway wagon, so as to remove the frozen coal layer in the open-top railway wagon.
[0032] Optionally, two high-pressure steam nozzles are arranged on one side of the tipper facing the open-top railway wagon, and both of the two high-pressure steam nozzles are movably arranged on the tipper.
[0033] Optionally, the scanning module is a camera.
[0034] One technical effect of the present invention is that:
[0035] In the embodiments of the present application, the method and device for cleaning frozen coal of railway wagons applied to tippers can spray and sweep the frozen coal layer in the open-top railway wagon with a preset pressure by using high-pressure steam nozzles arranged on the tipper according to the thickness of the frozen coal layer in the open-top railway wagon, so as to remove the frozen coal layer in the open-top railway wagon. This can not only ensure the complete unloading of coal, reduce economic losses, but also enable the normal operation of open-top railway wagons, ensure railway traffic safety, and avoid damage to the body of open-top railway wagons caused by frozen coal sticking to the wagons, thus ensuring the safety of open-top railway wagons. Description of the Drawings
[0036] Figure 1 It is a schematic flow chart of a method for cleaning frozen coal of railway wagons applied to tippers according to an embodiment of the present invention. Detailed Embodiments
[0037] Now, various exemplary embodiments of the present application will be described in detail with reference to the accompanying drawings. It should be noted that: unless otherwise specifically stated, the relative arrangements of components and steps, numerical expressions and values set forth in these embodiments do not limit the scope of the present application.
[0038] Embodiments of the present application will be described in detail below. Examples of the embodiments are shown in the accompanying drawings, where like or similar reference numerals denote like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary and are only used to explain the present application and should not be construed as a limitation of the present application. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the present application without creative efforts fall within the scope of protection of the present application.
[0039] The terms "first" and "second" in the description and claims of the present application may explicitly or implicitly include one or more of such features. In the description of the present application, unless otherwise specified, the meaning of "a plurality" is two or more. In addition, "and / or" in the description and claims means at least one of the connected objects, and the character " / " generally means an "or" relationship between the associated objects before and after.
[0040] In the description of the present application, it should be understood that the orientation or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are based on the orientation or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present application.
[0041] In the description of the present application, it should be noted that unless otherwise clearly specified and limited, the terms "mounted", "connected" and "connected" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected, or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific situations.
[0042] According to a first aspect of the present invention, refer to Figure 1 , a method for cleaning frozen coal of a train applied to a car dumper is provided, including the following steps:
[0043] Step S1, using a car dumper to dump the open wagon of the train;
[0044] Step S2, performing video scanning on the dumped open wagon of the train to determine whether there is a situation of sticking to the car in the open wagon of the train;
[0045] Step S3, if there is adhesion of coal to the car body, obtain the thickness of the frozen coal layer in the open wagon of the train, and use the high-pressure steam nozzles installed on the dumper to spray and sweep the frozen coal layer in the open wagon of the train at a preset pressure to remove the frozen coal layer in the open wagon of the train; perform another unloading on the sprayed open wagon of the train to clean up the fallen frozen coal layer;
[0046] Step S4, repeat steps S2 - S3 until the frozen coal layer in the open wagon of the train is completely cleaned up.
[0047] In the embodiment of the present application, the method and device for cleaning frozen coal on trains applied to the dumper can use the high-pressure steam nozzles installed on the dumper to spray and sweep the frozen coal layer in the open wagon of the train at a preset pressure according to the thickness of the frozen coal layer in the open wagon of the train, so as to remove the frozen coal layer in the open wagon of the train. This can not only ensure the complete unloading of coal, reduce economic losses, but also enable the normal operation of the open wagon of the train, ensure the safety of railway operation, and avoid damage to the car body of the open wagon of the train caused by adhesion of frozen coal, thus ensuring the safety of the open wagon of the train.
[0048] Optionally, in step S3, obtaining the thickness of the frozen coal layer in the open wagon of the train and using the high-pressure steam nozzles installed on the dumper to spray and sweep the frozen coal layer in the open wagon of the train at a preset pressure according to the thickness of the frozen coal layer in the open wagon of the train includes:
[0049] Obtain the average thickness of the frozen coal layer in the open wagon of the train, and determine the preset pressure of the high-pressure steam nozzles according to the average thickness of the frozen coal layer;
[0050] Use the high-pressure steam nozzles installed on the dumper to spray and sweep the frozen coal layer in the open wagon of the train at a preset pressure according to the average thickness of the frozen coal layer in the open wagon of the train.
[0051] In the above embodiment, the frozen coal layer in the open wagon of the train can be sprayed and swept with an appropriate spraying pressure, which can not only effectively remove the frozen coal layer in the open wagon of the train, but also avoid damaging the base body of the open wagon of the train, and better protect the open wagon of the train.
[0052] Optionally, use a lidar sensor or an ultrasonic sensor to obtain the average thickness of the frozen coal layer in the open wagon of the train. This can simply, accurately and quickly obtain the average thickness of the frozen coal layer in the open wagon of the train, which is beneficial to the stable spraying and sweeping of the frozen coal layer in the open wagon of the train by the high-pressure steam nozzles at a preset pressure.
[0053] Optionally, using a lidar sensor to obtain the thickness of the frozen coal layer in the open wagon of the train includes:
[0054] The lidar sensor comprehensively scans the distribution of the frozen coal layer in the open wagon of the train and generates a three-dimensional model;
[0055] Calculate the volume and the covered area of the frozen coal seam according to the three-dimensional model, and calculate the average thickness of the frozen coal seam according to the volume and the covered area of the frozen coal seam.
[0056] In the above embodiment, it helps to accurately obtain the average thickness of the frozen coal seam, thereby helping the high-pressure steam nozzle to efficiently spray and sweep the frozen coal seam in the open wagon of the train.
[0057] Optionally, an ultrasonic sensor is used to obtain the average thickness of the frozen coal seam in the open wagon of the train, including:
[0058] The ultrasonic sensor obtains the thickness of the frozen coal seam at each position in the open wagon of the train, and calculates the average thickness of the frozen coal seam in the open wagon of the train according to the thickness of the frozen coal seam at each position in the open wagon of the train.
[0059] In the above embodiment, the ultrasonic sensor helps to accurately obtain the average thickness of the frozen coal seam in the open wagon of the train.
[0060] Optionally, determining the preset pressure of the high-pressure steam nozzle according to the average thickness of the frozen coal seam includes:
[0061] Establish a deep learning model;
[0062] Collect data, where the data includes the volume situation in the open wagon of the train, the material of the open wagon of the train, the thickness of the frozen coal seam in the open wagon of the train, and the spraying pressure of the corresponding high-pressure steam nozzle;
[0063] Train the deep learning model with the collected data;
[0064] Input the average thickness of the frozen coal seam into the trained deep learning model to obtain the preset pressure of the high-pressure steam nozzle.
[0065] In the above embodiment, the deep learning model helps to quickly and accurately obtain the spraying pressure (i.e., the preset pressure) of the high-pressure steam nozzle according to the average thickness of the frozen coal seam in the open wagon of the train.
[0066] Optionally, by inputting the average thickness of the frozen coal seam and the corresponding preset pressure of the high-pressure steam nozzle into the trained deep learning model, the deep learning model is optimized.
[0067] In the above embodiment, optimizing the deep learning model with the actually obtained relevant data helps to ensure the accuracy of the calculation of the deep learning model.
[0068] According to the second aspect of the present invention, a train frozen coal cleaning device applied to a car dumper is provided, including:
[0069] A dumper, which is used to unload open-top railway wagons of trains;
[0070] A scanning module, which is used to perform video scanning on the unloaded open-top railway wagons of trains to determine whether there is adhesion in the open-top railway wagons;
[0071] A data acquisition module, which is used to: if there is adhesion, obtain the thickness of the frozen coal layer in the open-top railway wagon;
[0072] A spraying and scanning module, which is used to spray and scan the frozen coal layer in the open-top railway wagon with a preset pressure by using high-pressure steam nozzles arranged on the dumper according to the thickness of the frozen coal layer in the open-top railway wagon, so as to remove the frozen coal layer in the open-top railway wagon.
[0073] In the above embodiment, the frozen coal layer in the open-top railway wagon is sprayed and scanned with a preset pressure by using high-pressure steam nozzles arranged on the dumper according to the thickness of the frozen coal layer in the open-top railway wagon, so as to remove the frozen coal layer in the open-top railway wagon. This can not only ensure the complete unloading of coal and reduce economic losses, but also enable the normal operation of the open-top railway wagons, ensure the safety of railway operation, and avoid damage to the body of the open-top railway wagons caused by frozen coal sticking to the wagons, thus ensuring the safety of the open-top railway wagons.
[0074] Optionally, two high-pressure steam nozzles are arranged on the side of the dumper facing the open-top railway wagon, and both of the two high-pressure steam nozzles are movably arranged on the dumper. This helps the high-pressure steam nozzles to efficiently spray and scan the frozen coal layer in the open-top railway wagon with a preset pressure, and preferably ensures the spraying and scanning effect.
[0075] It should be noted that since the position of frozen coal sticking to the train is not fixed, after it is determined that there is adhesion in the open-top railway wagon, the high-pressure steam nozzle can be moved above the frozen coal to spray and scan the frozen coal.
[0076] Optionally, the scanning module is a camera. This helps to accurately determine whether there is adhesion in the open-top railway wagon according to the video scanning of the camera.
[0077] It can be understood that the above embodiments are merely exemplary embodiments adopted to illustrate the principle of the present invention. However, the present invention is not limited thereto. For those of ordinary skill in the art, various modifications and improvements can be made without departing from the spirit and essence of the present invention, and these modifications and improvements are also regarded as the protection scope of the present invention.
Claims
1. A method for cleaning frozen coal on a train applied to a car dumper, characterized in that: The steps include: Step S1, unloading the open wagon of the train using a car dumper; Step S2, performing a video scan on the unloaded train open wagon to determine whether there is any sticking in the train open wagon; Step S3, if there is a sticking situation, obtain the thickness of the frozen coal layer in the train open car, and use a high-pressure steam nozzle set on the tipping machine to spray the frozen coal layer in the train open car at a preset pressure according to the thickness of the frozen coal layer in the train open car, so as to remove the frozen coal layer in the train open car; the train open car after spraying is unloaded again to clean up the fallen frozen coal layer; Step S4, repeating steps S2-S3 until the frozen coal layer in the train open car is cleaned up.
2. The train frozen coal cleaning method applied to a car dumper according to claim 1, characterized in that: In step S3, the thickness of the frozen coal layer in the train open car is obtained, and the frozen coal layer in the train open car is sprayed and swept at a preset pressure using a high-pressure steam nozzle arranged on the dumper according to the thickness of the frozen coal layer in the train open car, including: Obtaining an average thickness of a frozen coal layer in an open train car, and determining a preset pressure of a high-pressure steam nozzle according to the average thickness of the frozen coal layer; According to the average thickness of the frozen coal layer in the train open car, a high-pressure steam nozzle arranged on the dumper is used to spray and sweep the frozen coal layer in the train open car at a preset pressure.
3. The train frozen coal cleaning method applied to a car dumper according to claim 2 is characterized in that: The average thickness of the frozen coal layer in the train open car is obtained using a lidar sensor or an ultrasonic sensor.
4. The train frozen coal cleaning method applied to a car dumper according to claim 3 is characterized in that: The thickness of the frozen coal layer in the train open car is obtained by using a laser radar sensor, including: The LiDAR sensor comprehensively scans the distribution of the frozen coal layer in the train open car and generates a three-dimensional model; The volume of the frozen coal layer and the coverage area of the frozen coal layer are calculated according to the three-dimensional model, and the average thickness of the frozen coal layer is calculated according to the volume of the frozen coal layer and the coverage area of the frozen coal layer.
5. The train frozen coal cleaning method applied to a car dumper according to claim 3, characterized in that: Ultrasonic sensors are used to obtain the average thickness of the frozen coal layer in the open train car, including: The ultrasonic sensor acquires the thickness of the frozen coal layer at various positions in the train open car, and calculates the average thickness of the frozen coal layer in the train open car according to the thickness of the frozen coal layer at various positions in the train open car.
6. The train frozen coal cleaning method applied to a car dumper according to claim 2, characterized in that: Determining the preset pressure of the high-pressure steam nozzle according to the average thickness of the frozen coal layer includes: Building deep learning models; Collecting data, including the volume of the train wagon, the material of the train wagon, the thickness of the frozen coal layer in the train wagon, and the corresponding spraying pressure of the high-pressure steam nozzle; Train the deep learning model with the collected data; The average thickness of the frozen coal layer is input into the trained deep learning model to obtain the preset pressure of the high-pressure steam nozzle.
7. The train frozen coal cleaning method applied to a car dumper according to claim 6, characterized in that: The deep learning model is optimized by inputting the average thickness of the frozen coal layer and the corresponding preset pressure of the high-pressure steam nozzle into the trained deep learning model.
8. A train frozen coal cleaning device applied to a car dumper, characterized in that: include: A car tipping machine, which is used to tip and unload a train open car; A scanning module, the scanning module is used to perform a video scan on the open train car after unloading to determine whether there is a sticking situation in the open train car; A data acquisition module, the data acquisition module is used to: if there is a sticking situation, obtain the thickness of the frozen coal layer in the train open car; The spraying and sweeping module is used to spray and sweep the frozen coal layer in the train open car with a high-pressure steam nozzle arranged on the tipping machine at a preset pressure according to the thickness of the frozen coal layer in the train open car, so as to remove the frozen coal layer in the train open car.
9. The train frozen coal cleaning device applied to a car dumper according to claim 8, characterized in that: Two high-pressure steam nozzles are arranged on the side of the car tipping machine facing the train open car, and the two high-pressure steam nozzles are both movably arranged on the car tipping machine.
10. The train frozen coal cleaning device applied to a car dumper according to claim 8, characterized in that: The scanning module is a camera.