A train warning circuit, a train warning method, a device, equipment and a medium

Abstract

This application discloses a train alarm circuit, train alarm method, device, equipment, and medium, relating to the field of rail transit technology. The circuit includes a first alarm circuit applied to the head car and a second alarm circuit applied to the tail car. A first switch, the coil of a first relay, and a second warning light form a circuit with the power supply through the second normally open contact of the second relay. The coil of the second relay forms a circuit with the second switch and the power supply through the second normally open contact of the second relay. The first warning light forms a circuit with the power supply through the first normally open contact of the second relay. By switching the operating states of the first and second relays at a preset frequency, the first and second warning lights are controlled to conduct, thereby doubling the operating time of the warning lights when the train's power supply is constant, thus preventing safety accidents.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of rail transit, in particular to a train warning circuit, a train warning method, a device, equipment and a medium. BACKGROUND

[0002] With the continuous development of high-speed rail, researchers have also focused on the safety of trains. In order to avoid the collision of the current train with the oncoming train or the rear train when the train fails, a warning light is generally provided. The existing warning circuit provided with a warning light generally consists of a main control relay and a warning light connected with the main control relay. When the control relay is powered on, the normally closed contact of the control relay is disconnected, and the normally open contact is closed, so that the warning light is lit at this time, playing a warning role. However, the existing warning circuit containing the main control relay and the warning light has the warning light in the constant light state. It can be understood that when the train fails, the warning light will consume power for a long time, and when the power is certain, the warning light in the constant light state will lose the warning effect due to the insufficient working time, thereby causing accidents.

[0003] In view of the above problems, how to prolong the working time of the warning light and avoid safety accidents is a problem that the skilled in the art strive to solve. SUMMARY

[0004] The purpose of the present application is to provide a train warning circuit, a train warning method, a device, equipment and a medium, which can prolong the working time of the warning light and avoid the occurrence of safety accidents.

[0005] To solve the above technical problems, the present application provides a train warning circuit, which is respectively applied to a first warning circuit of a train head car and a second warning circuit of a train tail car. The first warning circuit and the second warning circuit both comprise: a first switch, a second switch, a first relay, a second relay, a first warning light and a second warning light.

[0006] The first switch, the coil of the first relay and the second warning lamp form a loop with the second normally open contact of the second relay and the power supply, so as to control the second warning lamp to be turned on at a preset frequency when the first conduction signal representing that the first switch is closed and the first working signal representing that the second relay is in a working state are obtained; the coil of the second relay forms a loop with the second switch passing through the normally open contact of the first relay and the power supply; the first warning lamp forms a loop with the first normally open contact of the second relay and the power supply, so as to control the first warning lamp to be turned on at a preset frequency when the second conduction signal representing that the second switch is closed, the second working signal representing that the first relay is in a working state and the third working signal representing that the second relay is in a working state are obtained; a common terminal formed by one end of the coil of the first relay, one end of the second warning lamp, one end of the coil of the second relay and one end of the first warning lamp is connected with the negative pole of the power supply, and one end of the first switch is connected with the positive pole of the power supply.

[0007] Preferably, the first alarm circuit further comprises a third relay and a fourth relay.

[0008] The coil of the third relay and the coil of the fourth relay form a loop with the second switch respectively, and a common terminal formed by one end of the coil of the third relay and one end of the coil of the fourth relay is connected with the negative pole of the power supply.

[0009] Preferably, the first warning lamp and the second warning lamp are both light emitting diodes.

[0010] Preferably, the first switch is a digital control switch, and the second switch is a touch control switch.

[0011] Preferably, the first relay, the second relay, the third relay and the fourth relay are all voltage relays.

[0012] To solve the above technical problems, the application further provides a train alarm method applied to a first alarm circuit of a train head car and a second alarm circuit of a train tail car, and the method comprises the following steps of:

[0013] When the first conduction signal representing that the first switch of the train head car is closed and the first working signal representing that the second relay is in a working state are obtained, the second warning lamp is controlled to be turned on at a preset frequency.

[0014] When the second conduction signal representing that the second switch of the train head car is closed, the second working signal representing that the first relay is in a working state and the third working signal representing that the second relay is in a working state are obtained, the first warning lamp is controlled to be turned on at a preset frequency.

[0015] Preferably, before the second warning light is controlled to be turned on at the preset frequency after the first conduction signal representing that the first switch of the train head car is closed and the first working signal representing that the second relay is in a working state are acquired, the method further comprises:

[0016] The alarm circuit outputting the first conduction signal is set as the first alarm circuit of the train head car.

[0017] To solve the above technical problem, the application further provides a train alarm device, comprising:

[0018] The first control module is configured to control the second warning light to be turned on at the preset frequency when the first conduction signal representing that the first switch of the train head car is closed and the first working signal representing that the second relay is in a working state are acquired.

[0019] The second control module is configured to control the first warning light to be turned on at the preset frequency when the second conduction signal representing that the second switch of the train head car is closed, the second working signal representing that the first relay is in a working state and the third working signal representing that the second relay is in a working state are acquired.

[0020] In addition, before the second warning light is controlled to be turned on at the preset frequency after the first conduction signal representing that the first switch of the train head car is closed and the first working signal representing that the second relay is in a working state are acquired, the device further comprises a setting module configured to set the alarm circuit outputting the first conduction signal as the first alarm circuit of the train head car.

[0021] To solve the above technical problem, the application further provides a train alarm device, comprising:

[0022] The memory is configured to store the computer program.

[0023] The processor is configured to point to the computer program to realize the steps of the train alarm method.

[0024] To solve the above technical problem, the application further provides a computer readable storage medium, wherein the computer readable storage medium stores a computer program, and the computer program is executed by a processor to realize the steps of the above train alarm method.

[0025] The train warning circuit provided by the application is respectively applied to a first warning circuit of a train head car and a second warning circuit of a train tail car, and the first warning circuit and the second warning circuit both comprise: a first switch, a second switch, a first relay, a second relay, a first warning light and a second warning light. The first switch, the coil of the first relay and the second warning light form a loop with the second normally open contact of the second relay and a power supply; the coil of the second relay forms a loop with the second switch passing through the normally open contact of the first relay, the second normally open contact of the second relay and the power supply; the first warning light forms a loop with the first normally open contact of the second relay and the power supply; one end of the coil of the first relay, one end of the second warning light, one end of the coil of the second relay and one end of the first warning light form a common end connected with the negative pole of the power supply, and one end of the first switch is connected with the positive pole of the power supply. The first warning light and the second warning light are controlled to be turned on by the first relay and the second relay according to a preset frequency to prolong the working time of the double warning lights under the condition that the electric quantity of the train is certain, and safety accidents are avoided.

[0026] The application further provides a train warning method, device, equipment and medium, and the effect is the same as above. BRIEF DESCRIPTION OF DRAWINGS

[0027] In order to more clearly illustrate the embodiments of the application, the drawings needed in the embodiments will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the application, and other drawings can be obtained by those skilled in the art without creative labor.

[0028] Figure 1 A circuit diagram of the train warning circuit provided by the embodiments of the application;

[0029] Figure 2 A flowchart of the train warning method provided by the embodiments of the application;

[0030] Figure 3 A structural diagram of the train warning device provided by the embodiments of the application;

[0031] Figure 4 A structural diagram of the train warning device provided by the embodiments of the application. DETAILED DESCRIPTION

[0032] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only part of the embodiments of the present application, but not all embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0033] The core of the present application is to provide a train warning circuit, a train warning method, a device, equipment and a medium, which can prolong the working time of the warning light and avoid the occurrence of safety accidents.

[0034] In order to enable those skilled in the art to better understand the present application, the present application will be further described in detail below with reference to the drawings and specific embodiments.

[0035] Figure 1 A circuit diagram of a train warning circuit provided by the present application is shown in FIG. 1. As shown in the figure, the train warning circuit is applied to a first warning circuit of a train head car and a second warning circuit of a train tail car, and the first warning circuit and the second warning circuit both include: a first switch SB1, a second switch SB2, a first relay KALA, a second relay KA1, a first warning light D1, and a second warning light D2. Figure 1

[0036] It should be noted that a relay is generally composed of a coil, a normally open contact and a normally closed contact. When the relay is in a working state, the normally open contact of the relay is closed and the normally closed contact of the relay is opened. For the convenience of description, in the present application, the first relay is denoted as KALA, and KALA also represents the coil of the first relay, the normally open contact of the first relay is denoted as KALA-1, and the normally closed contact of the first relay is denoted as KALA-2; the second relay is denoted as KA1, and KA1 also represents the coil of the second relay, the first normally open contact of the second relay is denoted as KA1-1, and the second normally open contact of the second relay is denoted as KA1-2; the third relay is denoted as KT1, and KT1 also represents the coil of the third relay, and the normally open contact of the third relay is denoted as KT1-1; the fourth relay is denoted as KA2, and KA2 also represents the coil of the fourth relay, and the normally open contact of the fourth relay is denoted as KA2-1.

[0037] ​The first switch, the coil of the first relay and the second warning lamp form a loop with the second normally open contact of the second relay and the power supply, so as to control the second warning lamp to turn on at a preset frequency when the first on signal representing that the first switch is closed and the first working signal representing that the second relay is in working state are obtained; the coil of the second relay forms a loop with the second switch through the normally open contact of the first relay and the power supply; the first warning lamp forms a loop with the first normally open contact of the second relay and the power supply, so as to control the first warning lamp to turn on at a preset frequency when the second on signal representing that the second switch is closed, the second working signal representing that the first relay is in working state and the third working signal representing that the second relay is in working state are obtained; the common end composed of one end of the coil of the first relay, one end of the second warning lamp, one end of the coil of the second relay and one end of the first warning lamp is connected with the negative pole of the power supply, and one end of the first switch is connected with the positive pole of the power supply. In addition, the circuit further comprises a third relay KT1 and a fourth relay KA2. The coil of the third relay and the coil of the fourth relay form a loop with the second switch respectively, and the common end composed of one end of the coil of the third relay and one end of the coil of the fourth relay is connected with the negative pole of the power supply. The first warning lamp and the second warning lamp are both light emitting diodes, and can also be LED lamps; the first switch is a digital control switch, and the second switch is a touch control switch; the first relay, the second relay, the third relay and the fourth relay are all voltage relays.

[0038] The first end of the first switch is connected with the positive pole of the power supply, the second end of the first switch is connected with the first end of the coil of the first relay, the second end of the coil of the first relay is connected with the negative pole of the power supply, the negative pole of the power supply is connected with the second end of the second warning lamp, the first end of the second warning lamp is connected with the positive pole of the power supply through the second normally open contact of the second relay, the first end of the second warning lamp is connected with the positive pole of the power supply through the normally open contact of the fourth relay and the normally closed contact of the first relay connected in sequence. The second end of the coil of the third relay is connected with the negative pole of the power supply, the first end of the coil of the third relay is connected with the second end of the second switch, the first end of the second switch is connected with the positive pole of the power supply through the normally open contact of the first relay. The second end of the coil of the second relay is connected with the negative pole of the power supply, the first end of the coil of the second relay is connected with the second end of the second switch through the normally open contact of the third relay. The first end of the coil of the fourth relay is connected with the first end of the coil of the third relay, the second end of the coil of the fourth relay is connected with the negative pole of the power supply, the second end of the first warning lamp is connected with the negative pole of the power supply, the first end of the first warning lamp is connected with the second end of the second switch through the first normally open contact of the second relay. When the first warning lamp and the second warning lamp are both light emitting diodes, the first end of the first warning lamp corresponds to the anode of the light emitting diode, the second end of the first warning lamp corresponds to the cathode of the light emitting diode; the first end of the second warning lamp corresponds to the anode of the light emitting diode, and the second end of the second warning lamp corresponds to the cathode of the light emitting diode.

[0039] The second warning circuit of the train tail car, the first end of the first switch is connected with the positive pole of the power supply, the second end of the first switch is connected with the first end of the coil of the first relay, the second end of the coil of the first relay is connected with the negative pole of the power supply, the negative pole of the power supply is connected with the second end of the second warning lamp, the first end of the second warning lamp is connected with the positive pole of the power supply through the second normally open contact of the second relay, and the first end of the second warning lamp is connected with the positive pole of the power supply through the normally open contact of the fourth relay and the normally closed contact of the first relay connected in sequence. The second end of the coil of the third relay is connected with the negative pole of the power supply, the first end of the coil of the third relay is connected with the second end of the second switch, and the first end of the second switch is connected with the positive pole of the power supply through the normally open contact of the first relay. The second end of the coil of the second relay is connected with the negative pole of the power supply, and the first end of the coil of the second relay is connected with the second end of the second switch through the normally open contact of the third relay. The first end of the coil of the fourth relay is connected with the first end of the coil of the third relay, the second end of the coil of the fourth relay is connected with the negative pole of the power supply, the second end of the first warning lamp is connected with the negative pole of the power supply, and the first end of the first warning lamp is connected with the second end of the second switch through the first normally open contact of the second relay. When the first warning lamp and the second warning lamp are both light emitting diodes, the first end of the first warning lamp corresponds to the anode of the light emitting diode, and the second end of the first warning lamp corresponds to the cathode of the light emitting diode; the first end of the second warning lamp corresponds to the anode of the light emitting diode, and the second end of the second warning lamp corresponds to the cathode of the light emitting diode.

[0040] The train warning circuit provided by the application is respectively applied to the first warning circuit of the train head car and the second warning circuit of the train tail car, and the first warning circuit and the second warning circuit both comprise: a first switch, a second switch, a first relay, a second relay, a first warning lamp and a second warning lamp. The first switch, the coil of the first relay and the second warning lamp form a loop with the power supply through the second normally open contact of the second relay; the coil of the second relay forms a loop with the second switch passing through the normally open contact of the first relay and the power supply through the second normally open contact of the second relay; the first warning lamp forms a loop with the power supply through the first normally open contact of the second relay; one end of the coil of the first relay, one end of the second warning lamp, one end of the coil of the second relay and one end of the first warning lamp are connected with the negative pole of the power supply, and one end of the first switch is connected with the positive pole of the power supply. The first warning lamp and the second warning lamp are controlled to be turned on by the first relay and the second relay according to the preset frequency to switch the working state, so that the working time of the first warning lamp and the second warning lamp is doubled under the condition that the electric quantity of the train is certain, and safety accidents are avoided.

[0041] Figure 2 The train warning method provided by the embodiment of the application is shown in the flowchart. Figure 2As shown, the train warning method is applied to a first warning circuit of a train head car and a second warning circuit of a train tail car, and the method comprises:

[0042] S20: When the first conduction signal representing the first switch of the train head car being closed and the first working signal representing the second relay being in a working state are acquired, the second warning light is controlled to be turned on at a preset frequency.

[0043] S21: When the second conduction signal representing the second switch of the train head car being closed, the second working signal representing the first relay being in a working state and the third working signal representing the second relay being in a working state are acquired, the first warning light is controlled to be turned on at a preset frequency.

[0044] Meanwhile, as a more preferred embodiment, after the first conduction signal representing the first switch of the train head car being closed and the first working signal representing the second relay being in a working state are acquired and before the second warning light is controlled to be turned on at a preset frequency, the method further comprises:

[0045] The warning circuit outputting the first conduction signal is set as the first warning circuit of the train head car.

[0046] It should be noted that the first control signal representing the closing of the first switch of the train head car is generally a digital signal, and is generally represented in the form of a data string, which can be represented by a data string of 1 bit, 2 bits, 4 bits, 8 bits, etc. When the first control signal is represented by a data string of 1 bit, it can be represented as a digital signal such as "0". When the first control signal is represented by a data string of 2 bits, it can be represented as a digital signal such as "01". When the first control signal is represented by a data string of 4 bits, it can be represented as a digital signal such as "0011". When the first control signal is represented by a data string of 8 bits, it can be represented as a digital signal such as "01100100". In this embodiment, the number of bits of the digital signal representing the first control signal is not limited, and its implementation can be determined according to the specific implementation scenario. The first working signal representing the working state of the second relay is generally a digital signal, and is generally represented in the form of a data string, which can be represented by a data string of 1 bit, 2 bits, 4 bits, 8 bits, etc. When the first working signal is represented by a data string of 1 bit, it can be represented as a digital signal such as "0". When the first working signal is represented by a data string of 2 bits, it can be represented as a digital signal such as "01". When the first working signal is represented by a data string of 4 bits, it can be represented as a digital signal such as "0011". When the first working signal is represented by a data string of 8 bits, it can be represented as a digital signal such as "01100100". In this embodiment, the number of bits of the digital signal representing the first working signal is not limited, and its implementation can be determined according to the specific implementation scenario. The second control signal representing the closing of the second switch of the train head car is generally a digital signal, and is generally represented in the form of a data string, which can be represented by a data string of 1 bit, 2 bits, 4 bits, 8 bits, etc. When the second control signal is represented by a data string of 1 bit, it can be represented as a digital signal such as "0". When the second control signal is represented by a data string of 2 bits, it can be represented as a digital signal such as "01". When the second control signal is represented by a data string of 4 bits, it can be represented as a digital signal such as "0011". When the second control signal is represented by a data string of 8 bits, it can be represented as a digital signal such as "01100100". In this embodiment, the number of bits of the digital signal representing the second control signal is not limited, and its implementation can be determined according to the specific implementation scenario.The second working signal representing that the first relay is in working state is generally a digital signal, and is generally represented in the form of a data string, and can be represented by a data string of 1 bit, 2 bits, 4 bits, 8 bits, etc. When the data string of 1 bit is used to represent the second working signal, it can be represented as a digital signal such as "0"; when the data string of 2 bits is used to represent the second working signal, it can be represented as a digital signal such as "01"; when the data string of 4 bits is used to represent the second working signal, it can be represented as a digital signal such as "0011"; when the data string of 8 bits is used to represent the second working signal, it can be represented as a digital signal such as "01100100"; in this embodiment, the number of bits of the digital signal representing the second working signal is not limited, and its implementation can be determined according to the specific implementation scene. The third working signal representing that the second relay is in working state is generally a digital signal, and is generally represented in the form of a data string, and can be represented by a data string of 1 bit, 2 bits, 4 bits, 8 bits, etc. When the data string of 1 bit is used to represent the third working signal, it can be represented as a digital signal such as "0"; when the data string of 2 bits is used to represent the third working signal, it can be represented as a digital signal such as "01"; when the data string of 4 bits is used to represent the third working signal, it can be represented as a digital signal such as "0011"; when the data string of 8 bits is used to represent the third working signal, it can be represented as a digital signal such as "01100100"; in this embodiment, the number of bits of the digital signal representing the third working signal is not limited, and its implementation can be determined according to the specific implementation scene.

[0047] It also needs to be explained that in the embodiment, the preset frequency can be set as a PWM wave signal of 1 Hz. It can be understood that in the embodiment, the preset frequency is not limited to 1 Hz, but can also be any integer frequency between 0-10 Hz. When adjusting the preset frequency, the PWM wave signal duty cycle can be adjusted. The PWM wave signal duty cycle is prior art, which will not be described here. At this time, the train warning method applied to the train warning circuit mentioned above can also achieve the same technical effect as the train warning circuit. The train warning circuit is applied to the first warning circuit of the train head car and the second warning circuit of the train tail car. The first warning circuit and the second warning circuit both include: a first switch, a second switch, a first relay, a second relay, a first warning light, and a second warning light. The first switch, the coil of the first relay, and the second warning light form a loop with the second normally open contact of the second relay and the power supply; the coil of the second relay forms a loop with the second switch and the power supply through the second normally open contact of the second relay and the normally open contact of the first relay; the first warning light forms a loop with the power supply through the first normally open contact of the second relay; the common terminal composed of one end of the coil of the first relay, one end of the second warning light, one end of the coil of the second relay, and one end of the first warning light is connected to the negative electrode of the power supply, and one end of the first switch is connected to the positive electrode of the power supply. The first warning light and the second warning light are controlled to be turned on by the first relay and the second relay according to the preset frequency, so as to prolong the working time of the double warning lights under the condition that the power of the train is certain, and to avoid safety accidents.

[0048] In the above embodiment, the train warning method is described in detail. The present application also provides corresponding embodiments of the train warning device. It should be noted that the embodiments of the device part are described from two angles, one is based on the functional module, and the other is based on the hardware.

[0049] Figure 3 A train warning device structure diagram provided by the embodiments of the present application. As shown in Figure 3 The present application also provides a train warning device, which comprises:

[0050] The first control module 30 is configured to control the second warning light to be turned on according to the preset frequency when the first control signal representing the closing of the first switch of the train head car and the first working signal representing the working state of the second relay are acquired.

[0051] The second control module 31 is configured to control the first warning light to be turned on according to the preset frequency when the second control signal representing the closing of the second switch of the train head car, the second working signal representing the working state of the first relay, and the third working signal representing the working state of the second relay are acquired.

[0052] Further, after obtaining the first conduction signal representing the first switch of the train head car being closed and the first working signal representing the second relay being in a working state, and before controlling the second warning light to be turned on at a preset frequency, the device further comprises a setting module configured to set the alarm circuit outputting the first conduction signal as the first alarm circuit of the train head car.

[0053] Since the embodiments of the device part correspond to the embodiments of the method part, the embodiments of the device part are described in the description of the embodiments of the method part, which are not described here. The method part, the device part and the train alarm circuit part belong to the same inventive concept and can also achieve the technical effect of the train alarm circuit. The train alarm circuit is applied to the first alarm circuit of the train head car and the second alarm circuit of the train tail car. The first alarm circuit and the second alarm circuit each include a first switch, a second switch, a first relay, a second relay, a first warning light and a second warning light. The first switch, the coil of the first relay and the second warning light form a loop with the second normally open contact of the second relay and the power supply. The coil of the second relay forms a loop with the second switch passing through the normally open contact of the first relay, the second normally open contact of the second relay and the power supply. The first warning light forms a loop with the first normally open contact of the second relay and the power supply. One end of the coil of the first relay, one end of the second warning light, one end of the coil of the second relay and one end of the first warning light are connected to the negative pole of the power supply, and one end of the first switch is connected to the positive pole of the power supply. The first relay and the second relay switch the working state at a preset frequency to control the first warning light and the second warning light to be turned on, so as to prolong the working time of the double warning lights under the condition that the power of the train is certain, and to avoid safety accidents.

[0054] Figure 4 A train alarm device structure provided by the embodiments of the present application is shown in FIG. 1. Figure 4 As shown in FIG. 1, the train alarm device includes a train head car, a train tail car, a first alarm circuit and a second alarm circuit.

[0055] The memory 40 is configured to store a computer program.

[0056] The processor 41 is configured to execute the computer program to implement the steps of the train alarm method mentioned in the above embodiments.

[0057] The train alarm device provided by the embodiments of the present application can include but is not limited to a smart phone, a tablet computer, a notebook computer or a desktop computer, etc.

[0058] The processor 41 may include one or more processing cores, such as a quad-core processor or an octa-core processor. The processor 41 may be implemented using at least one hardware form of Digital Signal Processing (DSP), Field-Programmable Gate Array (FPGA), or Programmable Logic Array (PLA). The processor 41 may also include a main processor and a coprocessor. The main processor, also known as the Central Processing Unit (CPU), is used to process data in the wake-up state; the coprocessor is a low-power processor used to process data in the standby state. In some embodiments, the processor 41 may integrate a Graphics Processing Unit (GPU), which is responsible for rendering and drawing the content to be displayed on the screen. In some embodiments, the processor 41 may also include an Artificial Intelligence (AI) processor, which is used to handle computational operations related to machine learning.

[0059] The memory 40 may include one or more computer-readable storage media, which may be non-transitory. The memory 40 may also include high-speed random access memory and non-volatile memory, such as one or more disk storage devices or flash memory devices. In this embodiment, the memory 40 is used to store at least the following computer program, which, after being loaded and executed by the processor 41, is capable of implementing the relevant steps of the train alarm method disclosed in any of the foregoing embodiments. In addition, the resources stored in the memory 40 may also include an operating system and data, and the storage method may be temporary or permanent storage. The operating system may include Windows, Unix, Linux, etc. The data may include, but is not limited to, the train alarm method.

[0060] In some embodiments, the train alarm device may further include a display screen, an input / output interface, a communication interface, a power supply, and a communication bus.

[0061] Those skilled in the art will understand that Figure 4 The structure shown does not constitute a limitation on train alarm devices and may include more or fewer components than illustrated.

[0062] The train alarm device provided in this application includes a memory 40 and a processor 41. When the processor 41 executes the program stored in the memory 40, it can implement a train alarm method.

[0063] Finally, the present application also provides an embodiment corresponding to a computer-readable storage medium. The computer-readable storage medium stores a computer program, and the computer program is executed by a processor to implement the steps described in the above method embodiments.

[0064] It can be understood that if the method in the above embodiments is implemented in the form of a software function unit and sold or used as an independent product, it can be stored in a computer-readable storage medium. Based on such understanding, the technical solutions of the present application essentially or the part that contributes to the prior art or the whole or part of the technical solutions can be embodied in the form of a software product. The computer software product is stored in a storage medium, and performs all or part of the steps of the methods described in the various embodiments of the present application. The foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and various media that can store program codes.

[0065] The train warning circuit, the train warning method, the device, the equipment and the medium provided by the present application are described in detail above. The embodiments in the specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts of each embodiment can be referred to. For the device disclosed in the embodiments, since it corresponds to the method disclosed in the embodiments, it is described simply, and the related parts are described in the method part. It should be pointed out that for ordinary skilled in the art, without departing from the principles of the present application, some improvements and modifications can be made to the present application, and these improvements and modifications also fall within the protection scope of the claims of the present application.

[0066] It should be further noted that in the present specification, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or equipment including the element.

Claims

1. A train warning circuit, comprising: The application relates to a train warning circuit. The first switch, the coil of the first relay and the second warning lamp form a loop with the second normally open contact of the second relay and a power supply, so that when a first conduction signal representing that the first switch is closed and a first working signal representing that the second relay is in a working state are obtained, the second warning lamp is controlled to be turned on at a preset frequency; the coil of the second relay forms a loop with the second switch passing through the normally open contact of the first relay and the power supply; the first warning lamp forms a loop with the power supply through the first normally open contact of the second relay, so that when a second conduction signal representing that the second switch is closed, a second working signal representing that the first relay is in a working state and a third working signal representing that the second relay is in a working state are obtained, the first warning lamp is controlled to be turned on at the preset frequency; one end of the coil of the first relay, one end of the second warning lamp, one end of the coil of the second relay and one end of the first warning lamp form a common terminal which is connected to the negative pole of the power supply, and one end of the first switch is connected to the positive pole of the power supply. The train warning circuit further comprises a third relay and a fourth relay. The coil of the third relay and the coil of the fourth relay form loops with the second switch respectively, and one end of the coil of the third relay and one end of the coil of the fourth relay form a common terminal which is connected to the negative pole of the power supply. The first warning lamp and the second warning lamp are both light emitting diodes.

2. The train warning circuit of claim 1, wherein, The first switch is a numerical control switch, and the second switch is a touch control switch.

3. The train warning circuit of claim 1, wherein, The first relay, the second relay, the third relay and the fourth relay are all voltage relays.

4. The train warning circuit of claim 1, wherein, The train warning circuit comprises a first warning circuit of a train head car and a second warning circuit of a train tail car, and the method comprises the following steps.

5. A train warning method characterized by, When a first conduction signal representing that the first switch of the train head car is closed and a first working signal representing that the second relay is in a working state are obtained, the second warning lamp is controlled to be turned on at a preset frequency. When a second conduction signal representing that the second switch of the train head car is closed, a second working signal representing that the first relay is in a working state and a third working signal representing that the second relay is in a working state are obtained, the first warning lamp is controlled to be turned on at the preset frequency. After the first conduction signal representing that the first switch of the train head car is closed and the first working signal representing that the second relay is in a working state are obtained and before the second warning lamp is controlled to be turned on at the preset frequency, the method further comprises the following steps.

6. The train warning method of claim 5, wherein, The warning circuit outputting the first conduction signal is set as the first warning circuit of the train head car. ​ 7. A train warning device, characterized by The application is applied to the train warning circuit as claimed in any one of claims 1 to 4, the train warning circuit comprises a first warning circuit of a train head car and a second warning circuit of a train tail car, comprising: The first control module is configured to control the second warning light to be turned on at a preset frequency when a first conduction signal representing that a first switch of the train head car is turned on and a first working signal representing that a second relay is in a working state are acquired; The second control module is configured to control the first warning light to be turned on at the preset frequency when a second conduction signal representing that a second switch of the train head car is turned on, a second working signal representing that a first relay is in a working state, and a third working signal representing that the second relay is in a working state are acquired.

8. A train warning device, characterized by The application further provides a computer readable storage medium, comprising: A memory is configured to store a computer program; A processor is configured to execute the computer program to implement the steps of the train warning method as claimed in claim 5 or 6.

9. A computer-readable storage medium, characterized in that, The computer readable storage medium stores a computer program, and the computer program is executed by the processor to implement the steps of the train warning method as claimed in claim 5 or 6.

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