阅读说明：本技术 一种铁路车辆溜逸制动系统 (Railway vehicle slip braking system ) 是由 李子敬 李君� 李民 李伟 李兵 邵仲文 邵仲武 于 2021-09-10 设计创作，主要内容包括：本发明属于铁路制动技术领域,公开了一种铁路车辆溜逸制动系统,包括主控子系统和制动子系统,主控子系统与制动子系统通信连接；制动子系统,用于根据车辆信息基于级联继电连接的铁鞋结构对铁路轨道上超过停车器的车辆进行溜逸制动；主控子系统,用于监控制动子系统的工作情况,产生控制信号对制动子系统进行统一控制。本发明解决了现有技术中单独设置的防溜铁鞋防溜效果低、人工方式及时性低、动作效率低以及安全性低的问题。(The invention belongs to the technical field of railway braking, and discloses a railway vehicle slip braking system which comprises a main control subsystem and a braking subsystem, wherein the main control subsystem is in communication connection with the braking subsystem; the braking subsystem is used for carrying out slip braking on the vehicle exceeding the parking device on the railway track based on the iron shoe structure in cascade relay connection according to the vehicle information; and the master control subsystem is used for monitoring the working condition of the brake subsystem and generating a control signal to carry out unified control on the brake subsystem. The invention solves the problems of low anti-slip effect, low timeliness of manual mode, low action efficiency and low safety of the anti-slip iron shoe which is independently arranged in the prior art.)

1. A railway car slip brake system characterized by: the brake system comprises a main control subsystem and a brake subsystem, wherein the main control subsystem is in communication connection with the brake subsystem;

the braking subsystem is used for carrying out slip braking on the vehicle exceeding the stopper on the railway track based on the anti-slip iron shoes under the cascade relay interlocking control according to the vehicle information;

and the master control subsystem is used for monitoring the working condition of the brake subsystem and generating a control signal so as to uniformly control the brake subsystem.

2. The railway car slip brake system of claim 1, wherein: the braking subsystem comprises a plurality of braking units, the braking units are arranged at the current railway track in a one-to-one correspondence mode, and all the braking units are in communication connection with the master control subsystem.

3. The railway car slip brake system of claim 2, wherein: the brake unit comprises a forward control assembly, a reverse control assembly, an escape detection assembly and an iron shoe control assembly which are all in communication connection with the main control subsystem, and the forward control assembly, the reverse control assembly, the escape detection assembly and the iron shoe control assembly are in communication connection with one another;

the forward control assembly is arranged in front of the parking device of the railway track, the current indication direction is the forward running direction of the railway track, the slip detection assembly is arranged behind the parking device of the railway track, the skate control assembly is arranged behind the slip detection assembly, and the reverse control assembly is arranged behind the skate control assembly.

4. A railway vehicle slip brake system as claimed in claim 3, wherein: the forward control assembly comprises a forward control module and a forward vehicle information sensor, the forward control module is in communication connection with the forward vehicle information sensor, the main control subsystem, the reverse control assembly, the slip detection assembly and the skate control assembly respectively, the forward vehicle information sensor is arranged at the current railway track and comprises a first sensor, a second sensor and a third sensor which are in communication connection with the forward control module, and the third sensor is a standby sensor.

5. A railway vehicle slip brake system as claimed in claim 3, wherein: the reverse control assembly comprises a reverse control module and a reverse vehicle information sensor, the reverse control module is in communication connection with the reverse vehicle information sensor, the main control subsystem, the forward control assembly, the slip detection assembly and the skate control assembly respectively, the reverse vehicle information sensor is arranged at the current railway track and comprises a sixth sensor, a seventh sensor and an eighth sensor which are in communication connection with the reverse control module, and the eighth sensor is a standby sensor.

6. A railway vehicle slip brake system as claimed in claim 3, wherein: the slip and slide detection assembly comprises a slip and slide detection module and a slip and slide detection sensor, the slip and slide detection module is in communication connection with the slip and slide detection sensor, the main control subsystem, the forward control assembly, the reverse control assembly and the iron shoe control assembly respectively, the slip and slide detection sensor is arranged at the current railway track and comprises a fourth sensor and a fifth sensor which are in communication connection with the slip and slide detection module, and the fifth sensor is a standby sensor.

7. A railway vehicle slip brake system as claimed in claim 3, wherein: skate control assembly including all with main control subsystem communication connection's main shoes part and a plurality of vice shoes part, main shoes part and a plurality of vice shoes part cascade relay connection in proper order, and main shoes part and a plurality of vice shoes part equally divide do not with forward control assembly, reverse control assembly and the communication connection of swift current and easy detection subassembly.

8. The railway car slip brake system of claim 7, wherein: the utility model discloses a railway track system, including main shoes part, a plurality of vice shoes parts, main shoes part and a plurality of vice shoes parts's structure the same, all include interconnect's skate drive module and skate structure, skate drive module respectively with main control subsystem, forward control subassembly, reverse control subassembly and slip detection subassembly communication connection, the skate structure set up in current railway track department.

9. The railway car slip brake system of claim 8, wherein: the skate drive module include motor, go up/down the shoes relay, go up/down spacing relay, go up/down shoes repeater and go up/down shoes executive structure, the output and the last/down shoes executive structure of motor be connected, go up/down shoes executive structure all with skate structural connection, the control end of motor, go up/down the control end of shoes relay, go up/down spacing relay and go up/down the control end of shoes repeater equally divide and do not respectively with main control subsystem, forward control assembly, reverse control assembly and the detection component communication connection.

10. A railway vehicle slip brake system as claimed in claim 3, wherein: the main control subsystem comprises a duty room host and a communication concentrator, wherein the duty room host is in communication connection with the forward control assemblies, the reverse control assemblies, the slip detection assemblies and the skate control assemblies of all the brake units through communication buses of the communication concentrator;

still include power supply subsystem, power supply subsystem include single-phase block terminal and online backup power, the input electric connection of single-phase block terminal have outside commercial power, and the output of single-phase block terminal and online backup power's input electric connection, online backup power's output pass through power supply bus respectively with main control subsystem and all brake unit's forward control subassembly, reverse control subassembly, swift current and easy detection subassembly and skate control subassembly electric connection.

Technical Field

The invention belongs to the technical field of railway braking, and particularly relates to a railway vehicle slip braking system.

Background

At present, the device for preventing the vehicle from slipping in the domestic railway marshalling yard mainly adopts a '2 + 1' parking device as a main means, solves the problems of tail parking and slipping prevention to a certain extent, but has two outstanding problems, namely the potential safety hazard of slipping the vehicle out of the parking device exists in the moment; and the other method needs to manually put the iron shoes down or manually control the iron shoes up and down to assist in preventing slipping. The operation mode has the advantages of high labor intensity, high labor cost and certain potential safety hazard. How to effectively prevent the vehicle from slipping and ensure the safety of shunting operation at the tail part of a marshalling yard is an important problem to be solved urgently in the railway braking research at present.

The prior art has the following problems:

1) the iron shoe is one of anti-skidding tools in railway shunting operation. At present, the iron shoes used on railway stations in China brake, namely the iron shoes are placed on one or two steel rails, wheels rolling forwards slide along the steel rails after pressing the iron shoes, rolling friction between the wheel rails is changed into sliding friction, the wheels are prevented from advancing, and a braking effect is achieved. The iron shoe consists of a bottom part and a head part, and after the wheel steps on the sole, the wheel is clamped by the head part, so that the shoe and the wheel slide together to play a braking role. However, the braking and anti-slip effects of the separately arranged skate are low, and the requirement for large-tonnage vehicles cannot be met.

2) The braking system in the prior art is usually started and controlled in a manual mode, the control timeliness of the mode is low, the action efficiency is low, safety accidents are easily caused due to manual judgment errors, and the safety is low.

Disclosure of Invention

The invention aims to solve the problems of low anti-slip effect, low timeliness of manual mode, low action efficiency and low safety of an independently arranged anti-slip iron shoe in the prior art, reduce the number of workers and improve the efficiency.

The technical scheme adopted by the invention is as follows:

a railway vehicle slip braking system comprises a main control subsystem and a braking subsystem, wherein the main control subsystem is in communication connection with the braking subsystem;

the braking subsystem is used for carrying out slip braking on the vehicle exceeding the stopper on the railway track based on the anti-slip iron shoes under the cascade relay interlocking control according to the vehicle information;

and the master control subsystem is used for monitoring the working condition of the brake subsystem and generating a control signal so as to uniformly control the brake subsystem.

Furthermore, the braking subsystem comprises a plurality of braking units which are arranged at the current railway track in a one-to-one correspondence manner, and all the braking units are in communication connection with the master control subsystem.

Furthermore, the brake unit comprises a forward control assembly, a reverse control assembly, an escape detection assembly and an iron shoe control assembly which are all in communication connection with the main control subsystem, and the forward control assembly, the reverse control assembly, the escape detection assembly and the iron shoe control assembly are in communication connection with one another;

the forward control assembly is arranged in front of the parking device of the railway track, the current indication direction is the forward running direction of the railway track, the slip detection assembly is arranged behind the parking device of the railway track, the skate control assembly is arranged behind the slip detection assembly, and the reverse control assembly is arranged behind the skate control assembly.

Further, forward control assembly includes forward control module and forward vehicle information sensor, forward control module respectively with forward vehicle information sensor, the master control subsystem, reverse control subassembly, the swift current detection subassembly and skate control assembly communication connection, forward vehicle information sensor sets up in current railway track department, and forward vehicle information sensor includes all with forward control module communication connection's first sensor, second sensor and third sensor, the third sensor is spare sensor.

Further, the reverse control assembly comprises a reverse control module and a reverse vehicle information sensor, the reverse control module is respectively in communication connection with the reverse vehicle information sensor, the main control subsystem, the forward control assembly, the slip detection assembly and the skate control assembly, the reverse vehicle information sensor is arranged at the current railway track, the reverse vehicle information sensor comprises a sixth sensor, a seventh sensor and an eighth sensor which are all in communication connection with the reverse control module, and the eighth sensor is a standby sensor.

Further, the slip detection assembly comprises a slip detection module and a slip detection sensor, the slip detection module is in communication connection with the slip detection sensor, the main control subsystem, the forward control assembly, the reverse control assembly and the skate control assembly respectively, the slip detection sensor is arranged at the current railway track and comprises a fourth sensor and a fifth sensor which are in communication connection with the slip detection module, and the fifth sensor is a standby sensor.

Further, skate control assembly includes main shoes part and a plurality of vice shoes part all with master control subsystem communication connection, and main shoes part cascades relay connection with a plurality of vice shoes part in proper order, and main shoes part and a plurality of vice shoes part are equallyd divide and are respectively with forward control assembly, reverse control assembly and the communication connection of swift current and easy detection subassembly.

Further, the main shoe part is the same as the structures of the auxiliary shoe parts, and comprises an iron shoe driving module and an iron shoe structure which are connected with each other, the iron shoe driving module is in communication connection with the main control subsystem, the forward control assembly, the reverse control assembly and the slip detection assembly respectively, and the iron shoe structure is arranged at the current railway track.

Further, the skate driving module comprises a motor, an upper/lower shoe relay, an upper/lower limiting relay, an upper/lower shoe relay and an upper/lower shoe executing structure, the output end of the motor is connected with the upper/lower shoe executing structure, the upper/lower shoe executing structure is connected with the skate structure, and the control end of the motor, the control end of the upper/lower shoe relay, the control end of the upper/lower limiting relay and the control end of the upper/lower shoe relay are respectively in communication connection with the main control subsystem, the forward control assembly, the reverse control assembly and the slip detection assembly.

Furthermore, the master control subsystem comprises a duty room host and a communication concentrator, wherein the duty room host is in communication connection with the forward control assemblies, the reverse control assemblies, the slip detection assemblies and the skate control assemblies of all the brake units through communication buses of the communication concentrator;

the brake system is characterized by further comprising a power supply subsystem, wherein the power supply subsystem comprises a single-phase distribution box and an online backup power source, the input end of the single-phase distribution box is electrically connected with external commercial power, the output end of the single-phase distribution box is electrically connected with the input end of the online backup power source, and the output end of the online backup power source is electrically connected with the main control subsystem and the forward control assemblies, the reverse control assemblies, the slip and slip detection assemblies and the iron shoe control assemblies of all the brake units respectively through a power supply bus.

The invention has the beneficial effects that:

1) the railway vehicle slip braking system provided by the invention automatically judges whether the current vehicle type is a carriage or a locomotive according to vehicle information, the locomotive is not subjected to slip braking, the carriage exceeding a parking device is subjected to slip braking, and the anti-slip iron shoes controlled by cascading relay interlocking are adopted, so that the braking and anti-slip effects on large-tonnage vehicles are enhanced, and the stable braking of the vehicles is ensured.

2) The braking subsystem of the railway vehicle slip braking system provided by the invention automatically detects the slip condition and the vehicle type of the vehicle and automatically performs slip braking, thereby avoiding safety accidents caused by manual judgment, improving the safety, and improving the automation degree and the practicability of the system by uniformly managing and monitoring the braking subsystem through the control subsystem.

Other advantageous effects of the present invention will be further described in the detailed description.

Drawings

FIG. 1 is a block diagram of the railway car slip brake system of the present invention.

FIG. 2 is a schematic illustration of the railway car slip brake system of the present invention.

Fig. 3 is a schematic circuit diagram of a cascade relay connected skate control assembly of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1:

as shown in fig. 1 and fig. 2 together, the present embodiment provides a railway vehicle slip braking system, which includes a main control subsystem and a braking subsystem, wherein the main control subsystem is in communication connection with the braking subsystem;

the braking subsystem is used for carrying out slip braking on the vehicle which exceeds the parking device on the railway track based on the anti-slip iron shoes under the cascade relay interlocking control according to the vehicle information, automatically detecting the slip condition and the vehicle type of the vehicle and automatically carrying out the slip braking, so that safety accidents caused by manual judgment are avoided, and the safety is improved;

the master control subsystem is used for monitoring the working condition of the brake subsystem and generating control signals so as to uniformly control the brake subsystem, and the control subsystem performs uniform management and monitoring on the brake subsystem, so that the automation degree and the practicability of the system are improved.

The railway vehicle slip braking system provided by the invention automatically judges whether the current vehicle type is a carriage or a locomotive according to vehicle information, the locomotive is not subjected to slip braking, the carriage exceeding a parking device is subjected to slip braking, and the anti-slip iron shoes controlled by cascading relay interlocking are adopted, so that the braking and anti-slip effects on large-tonnage vehicles are enhanced, and the stable braking of the vehicles is ensured.

Preferably, the braking subsystem comprises a plurality of braking units, the braking units are arranged at the current railway track in a one-to-one correspondence mode, all the braking units are in communication connection with the main control subsystem, the monitoring range of the railway vehicle slip braking system is expanded, the main control subsystem performs unified management and monitoring, and the practicability of the system is improved.

Preferably, the brake unit comprises a forward control assembly, a reverse control assembly, an escape detection assembly and an iron shoe control assembly which are all in communication connection with the main control subsystem, and the forward control assembly, the reverse control assembly, the escape detection assembly and the iron shoe control assembly are in communication connection with one another;

forward control subassembly sets up in the place ahead of railway rails's stopper, and the current direction of indication is current railway rails's forward direction of travel, the vehicle information of the vehicle of direction of travel is gathered to forward control subassembly, provide vehicle trigger signal for subsequent braking condition and slip condition, slip detection module sets up in railway rails's stopper's rear, the monitoring exceeds the braking vehicle of stopper and sends slip trigger signal, skate control module sets up in slip detection module's rear, use the skate structure to carry out emergency braking to the vehicle that needs carry out the slip braking, reverse control subassembly sets up in skate control module's rear, the condition of monitoring trailer or reverse vehicle, put down the skate structure.

Preferably, the forward control assembly comprises a forward control module and a forward vehicle information sensor, the forward control module is respectively in communication connection with the forward vehicle information sensor, the main control subsystem, the reverse control assembly, the slip detection assembly and the skate control assembly, the forward vehicle information sensor is arranged at the current railway track and comprises a first sensor, a second sensor and a third sensor which are in communication connection with the forward control module, and the third sensor is a standby sensor; the forward vehicle information sensor collects vehicle information of forward driving, the vehicle information comprises the speed and the type (locomotive or carriage) of a vehicle, the vehicle information is sent to the forward control module to be analyzed and processed, the forward control module sends a control signal to the main control subsystem, the reverse control assembly, the slip detection assembly and the skate control assembly, the follow-up action is triggered to be carried out, the vehicle speed and the type of the vehicle can be obtained according to the time and the set distance of the trigger signals of the first sensor and the second sensor, the third sensor is put into use when one of the first sensor or the second sensor breaks down, and the normal operation of the system is guaranteed.

Preferably, the reverse control assembly comprises a reverse control module and a reverse vehicle information sensor, the reverse control module is respectively in communication connection with the reverse vehicle information sensor, the main control subsystem, the forward control assembly, the slip detection assembly and the skate control assembly, the reverse vehicle information sensor is arranged at the current railway track and comprises a sixth sensor, a seventh sensor and an eighth sensor which are in communication connection with the reverse control module, and the eighth sensor is a standby sensor; the reverse vehicle information sensor collects the conditions of the trailer or the reverse vehicle and sends a reverse trigger signal, the reverse control module main control subsystem, the forward control assembly, the slip detection assembly and the iron shoe control assembly send control signals to put down the iron shoe structure, the trailer is convenient to separate the current braked vehicle or the reverse vehicle normally runs, and the eighth sensor is put into use when one of the sixth sensor or the seventh sensor breaks down, so that the normal operation of the system is ensured.

Preferably, the slip detection assembly comprises a slip detection module and a slip detection sensor, the slip detection module is respectively in communication connection with the slip detection sensor, the main control subsystem, the forward control assembly, the reverse control assembly and the skate control assembly, the slip detection sensor is arranged at the current railway track and comprises a fourth sensor and a fifth sensor which are both in communication connection with the slip detection module, and the fifth sensor is a standby sensor; the slip detection sensor monitors slip vehicles exceeding the parking device, the slip detection sensor sends slip signals to the main control subsystem, the reverse control assembly and the iron shoe control assembly after the slip vehicles are found, and the fifth sensor is put into use when the fourth sensor breaks down, so that the normal operation of the system is guaranteed.

Preferably, the skate control assembly comprises a main shoe part and a plurality of auxiliary shoe parts which are in communication connection with the main control subsystem, the main shoe part and the auxiliary shoe parts are sequentially in cascade relay connection, the main shoe part and the auxiliary shoe parts are respectively in communication connection with the forward control assembly, the reverse control assembly and the slip detection assembly, when the braking of the slip vehicle cannot be realized by the main shoe part, the auxiliary shoe part of the next level is controlled to act, and the main shoe part and the auxiliary shoe parts which are in relay connection are sequentially in cascade connection, so that the successful braking of the slip vehicle is ensured.

Preferably, the main shoe part is the same as the structures of the auxiliary shoe parts, and comprises an iron shoe driving module and an iron shoe structure which are connected with each other, the iron shoe driving module is respectively in communication connection with the main control subsystem, the forward control assembly, the reverse control assembly and the slip detection assembly, the iron shoe structure is arranged at the current railway track, the iron shoe driving module drives the iron shoe structure to lift up for braking according to the main control subsystem, the forward control assembly and the slip detection assembly, and the iron shoe structure is driven to put down to realize passing according to the main control subsystem and the reverse control assembly.

Preferably, the skate driving module includes a motor, an upper/lower shoe relay, an upper/lower limit relay, an upper/lower shoe relay and an upper/lower shoe actuating structure, an output terminal of the motor is connected to the upper/lower shoe actuating structure, the upper/lower shoe actuating structure is connected to the skate structure, a control terminal of the motor, a control terminal of the upper/lower shoe relay, a control terminal of the upper/lower limit relay and a control terminal of the upper/lower shoe relay are respectively connected to the main control subsystem, the forward control assembly, the reverse control assembly and the slip detection assembly in communication, as shown in fig. 3, a schematic circuit diagram of the main shoe component is as follows: the main motor M1 is electrically connected with the live wire and the zero wire of 220V commercial power at two sides through main upper shoe relays K1-K4 at two sides to form a power supply loop of the main motor, one side of a main upper shoe execution structure Q1 is electrically connected with the live wire of 220V commercial power through a main lower shoe relay K5, a main upper limit relay K6 and a main upper shoe relay K7 which are electrically connected in sequence, one side of a main lower shoe execution structure Q2 is electrically connected with the live wire of 220V commercial power through a main upper shoe relay K8, a main lower limit relay K9 and a main lower shoe relay K10 which are electrically connected in sequence, and the other side of the main upper/lower shoe execution structure is directly electrically connected with a zero line of 220V commercial power to form a power supply loop of the main upper/lower shoe execution structure, and the motor drives the upper/lower shoe execution structure to lift and put down the iron shoe structure by knowing a circuit schematic diagram of the auxiliary shoe component.

Preferably, the master control subsystem comprises a duty room host and a communication concentrator, wherein the duty room host is in communication connection with the forward control assemblies, the reverse control assemblies, the slip detection assemblies and the skate control assemblies of all the brake units through communication buses of the communication concentrator; the main machine of the duty room realizes the unified management and centralized monitoring of the system, and the communication concentrator collects and sends control signals;

still include the power supply subsystem, the power supply subsystem includes single-phase block terminal and online backup power, the input electric connection of single-phase block terminal has outside commercial power, and the output of single-phase block terminal and online backup power's input electric connection, online backup power's output pass through power supply bus respectively with main control subsystem and all brake unit's forward control assembly, reverse control assembly, the detection module that slips and easily and skate control assembly electric connection, single-phase block terminal passes through the commercial power and supplies power for the system, online backup power provides backup power, guarantee the normal operating of system.

The present invention is not limited to the above-described alternative embodiments, and various other forms of products can be obtained by anyone in light of the present invention. The above detailed description should not be taken as limiting the scope of the invention, which is defined in the claims, and which the description is intended to be interpreted accordingly.