CN106515324A - Tire pressure monitoring system for single-track train - Google Patents

Tire pressure monitoring system for single-track train Download PDF

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Publication number
CN106515324A
CN106515324A CN201611217549.1A CN201611217549A CN106515324A CN 106515324 A CN106515324 A CN 106515324A CN 201611217549 A CN201611217549 A CN 201611217549A CN 106515324 A CN106515324 A CN 106515324A
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CN
China
Prior art keywords
tire pressure
train
monitoring
pressure
data
Prior art date
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Granted
Application number
CN201611217549.1A
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Chinese (zh)
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CN106515324B (en
Inventor
蔺习英
操良伟
王永良
李科
孔祥萍
代作元
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Chongqing Kairui Transmission Technology Co., Ltd
China Automotive Engineering Research Institute Co Ltd
Original Assignee
CHONGQING KAIRUI VEHICLE TRANSMISSION SYSTEM MANUFACTURING Co Ltd
China Automotive Engineering Research Institute Co Ltd
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Application filed by CHONGQING KAIRUI VEHICLE TRANSMISSION SYSTEM MANUFACTURING Co Ltd, China Automotive Engineering Research Institute Co Ltd filed Critical CHONGQING KAIRUI VEHICLE TRANSMISSION SYSTEM MANUFACTURING Co Ltd
Priority to CN201611217549.1A priority Critical patent/CN106515324B/en
Publication of CN106515324A publication Critical patent/CN106515324A/en
Application granted granted Critical
Publication of CN106515324B publication Critical patent/CN106515324B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/02Signalling devices actuated by tyre pressure
    • B60C23/04Signalling devices actuated by tyre pressure mounted on the wheel or tyre
    • B60C23/0401Signalling devices actuated by tyre pressure mounted on the wheel or tyre characterised by the type of alarm
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/02Signalling devices actuated by tyre pressure
    • B60C23/04Signalling devices actuated by tyre pressure mounted on the wheel or tyre
    • B60C23/0401Signalling devices actuated by tyre pressure mounted on the wheel or tyre characterised by the type of alarm
    • B60C23/0403Mechanically generated audible signals, e.g. by buzzer or whistle signals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/02Signalling devices actuated by tyre pressure
    • B60C23/04Signalling devices actuated by tyre pressure mounted on the wheel or tyre
    • B60C23/0408Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
    • B60C23/0422Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver characterised by the type of signal transmission means
    • B60C23/0433Radio signals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60CVEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/02Signalling devices actuated by tyre pressure
    • B60C23/04Signalling devices actuated by tyre pressure mounted on the wheel or tyre
    • B60C23/0408Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
    • B60C23/0422Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver characterised by the type of signal transmission means
    • B60C23/0433Radio signals
    • B60C23/0447Wheel or tyre mounted circuits
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L15/00Indicators provided on the vehicle or vehicle train for signalling purposes ; On-board control or communication systems

Abstract

The invention claims to protect a tire pressure monitoring system for a single-track train, and belongs to the field of tire pressure monitoring devices for a rubber tire type single-track train. According to the monitoring system, one train is used as an independent monitoring unit, and each train comprises a set of the tire pressure monitoring system for the single-track train; according to the monitoring system, wireless pressure sensors are used, and tire pressure information is acquired in a manner of a wireless radio frequency signal; ultrasonic distance measuring sensors are used, and altitude data information is acquired in a manner of a current simulation signal; a data processing communication device is used for firstly screening acquired real-time measuring signal data, the screened real-time measuring signal data is filtered, then logic operation is performed on the filtered real-time measuring signal data, judgment is performed on the real-time measuring signal data after the logic operation, storage treatment is performed on the real-time measuring signal data after the judgment, and then the real-time measuring signal data after the storage treatment is uploaded to a train central controller through a train special communication interface and a control network according to a set time interval, so that the purpose of monitoring the operation safety of the train in a real-time manner is achieved. The tire pressure monitoring system disclosed by the invention has functions of power on self test, tire pressure under-pressure early warning, low-pressure warning, over-pressure warning, tire quick air leakage warning, height monitoring early warning and warning, normalcy data acquisition, normalcy system fault diagnosis, data backup and the like.

Description

Monorail train tire pressure monitoring system
Technical field
The invention belongs to train equipment technical field, specially a kind of monorail train real time on-line monitoring traveling tire The monitoring system of pressure and auxiliary wheel landing altitude data message.
Background technology
At present monorail train is mainly using wired inspection of inner pressure device mode detecting the air pressure of rubber tire inside tires;When this When planting device generation line fault or part itself disabler, train is without tire pressure warning function, therefore, it is difficult to realizing real-time , there is security risk in monitoring, early warning and system fault self-diagnosis function.Based on this background, the present invention is retaining monorail train On the basis of the original wired device for monitoring tyre pressure of travelling wheel, increase radio tire pressure monitoring device and height monitoring device, overcome Over long distances, the technical barrier such as dynamic radio signal transmission vulnerability to jamming, stability, reliability and data communication interface compatibility, adopts With double design, monorail train travelling wheel tire pressure is monitored, prevention train security incident occurs.
The content of the invention
Present invention seek to address that above problem of the prior art.Propose one kind to realize radio tire pressure monitoring, improve safety The monorail train tire pressure monitoring system of degree.Technical scheme is as follows:
A kind of monorail train tire pressure monitoring system, including wired device for monitoring tyre pressure, which is also included for existing to tire pressure The radio tire pressure monitoring device and height monitoring device of line monitoring;The radio tire pressure monitoring device adopts wireless pressure sensor Tire pressure continuous sampling to travelling wheel simultaneously launches radio frequency signal to wireless signal receiver, the cab signal receptor pair Data processing communication device is transferred to after the reception of tire pressure signal, amplification, data processing communication device is filtered to tire pressure signal After process, logical operationss, judgement and storage, by RS485 bus transfers to train central controller, by the situation of change of tire pressure Driver is automatically shown and is reminded by display alarm equipment in real time, monitored over time is carried out to the tire pressure of each travelling wheel, realized The tire pressure undervoltage warning of monorail train travelling wheel, low pressure alarming, over voltage alarm and the system failure are reported to the police;The height monitoring dress Put for according to the ultrasonic distance-measuring sensor being arranged on bogie by auxiliary wheel, real time on-line monitoring auxiliary wheel minimum point is extremely The height distance of raceway surface, when the height distance of auxiliary wheel minimum point to raceway surface reaches early-warning point and alarm point, should Alarm signal is sent to train central controller by monitoring device, so as to produce alarm;It is high by measuring auxiliary wheel landing Degree, carries out indirect monitoring to travelling wheel tire pressure.
Further, the radio tire pressure monitoring device includes radio tire pressure monitoring seat assembly, data processing communication Device, wireless signal receiver, patch cable and RS485 buses;The radio tire pressure monitoring seat assembly is wireless comprising 2 Pressure transducer, the wireless pressure sensor monitor the air pressure of travelling wheel inside tires, by the way of radio frequency signal By the ID of the tire pressure for collecting and wireless pressure sensor, interval is sent to reception of wireless signals according to set time together Device, wireless signal receiver give data processing communication device by RS485 bus transfers after signal data is decoded;Data processing Communication device carries out condition automatic screening, digital filtering to the travelling wheel tire pressure signal of measuring in real time data for receiving, and to place Signal data after reason carries out C programmer logical operationss, judges and store, is then spaced according to set time, by train The information such as useful tire pressure state value and alarm condition are uploaded by special communication interface and controlling network with sound or icon mode To train central controller, to reach the purpose of real-time monitoring travelling wheel tire pressure.
Further, the radio tire pressure monitoring seat assembly is fixed by eye bolt, slotted nut and split pin On monorail train base plate;Support base has three-way interface, one end connection wireless pressure sensor, end interface connection air pressure One end of pipe assembly, end interface connection gas-charging connection;The air pressure pipe assembly other end passes through travelling wheel wheel rim, travelling wheel tire Couple together with support base;Gas-charging connection unidirectionally can be opened in inflation, be automatically switched off after inflation is finished;Wireless pressure Sensor is also consolidated using anchor ear in addition to utilizing and carrying three-way interface one end that screw threads for fastening is connected to support base;And Anchor ear is then securedly mounted on support base by fixing bolt.
Further, the height monitoring device include ultrasonic distance-measuring sensor, mounting seat, pedestal, flange face bolt, Self-locking nut and packing ring;The height monitoring device is arranged on monorail train compartment referring now on the horizontal end carriage of frame, close Auxiliary wheel;Pedestal is welded on horizontal end carriage, and mounting seat is bound up on pedestal using flange face bolt, self-locking nut, packing ring fastening On, ultrasonic distance-measuring sensor is bound up in mounting seat using nut fastening is carried.
Further, the wireless signal receiver and data processing communication device are by carrying the embedded positioning of standard draw-in groove It is clamped on standard rail, then standard rail is securedly mounted in compartment below passenger seat by bolt.
Further, wireless signal receiver and data processing communication device power supply directly take from vehicle-mounted 24V direct currents Power supply;Data processing communication device includes RS485 EBIs and analog input interface, for reception of wireless signals Signal data transmission between device, ultrasonic distance-measuring sensor, train control network;Wireless signal receiver is total by RS485 Tire pressure data are transferred to data processing communication device by line;Ultrasonic distance-measuring sensor obtains direct current 24 by patch cable Power supply, simultaneous transmission current analog signal give data processing communication device;Data processing communication device passes through RS485 buses by tire Pressure information data, elevation information data are transferred to train central controller.
Further, the monorail train is monitored at seat assembly, data by radio tire pressure with tire pressure monitoring system Reason communication device, wireless signal receiver, patch cable and RS485 buses with the use of with power-on self-test, that tire pressure is under-voltage is pre- Police, tire pressure low pressure alarming, tire pressure over voltage alarm, rapid air leakage of tyre warning, height monitoring and warning, height monitoring, alarming, normality Data acquisition, normality system fault diagnosis and data backup function.
Advantages of the present invention and have the beneficial effect that:
The present invention will be using by wireless pressure sensor, wireless signal receiver, auxiliary wheel height monitoring device and data Communication processing apparatus composition a kind of monorail train tire pressure monitoring system, to monorail train travelling wheel, the tire pressure of horizontal wheels and Auxiliary wheel landing altitude carries out real-time monitoring, owes early warning, low pressure alarming, over voltage alarm, real-time monitoring and the system failure with pressure The functions such as self diagnosis, are a kind of innovations in the safe practice of monorail train tire pressure monitoring field.Solve existing monorail train because Line fault or the caused wrong report of itself disabler of intrinsic pressure detection device component or a difficult problem of not reporting to the police, can effectively prevent train to pacify Full accident occurs, and improves monorail train property safe and reliable to operation.
Description of the drawings
Fig. 1 is that the present invention provides preferred embodiment monorail train tire pressure monitoring system topology layout and scheme of installation;
Fig. 2 is radio tire pressure monitoring seat assembly enlarged diagram;
Fig. 3 is height monitoring device enlarged diagram;
Fig. 4 is data processing communication device, wireless signal receiver connection scheme of installation;
Fig. 5 is patch cable and RS485 bus structures schematic diagrams;
Fig. 6 is monorail train tire pressure monitoring system measurement and control network configuration diagram;
In figure, 1 radio tire pressure monitoring seat assembly, 1.1 wireless pressure sensors, 1.2 air pressure pipe assemblies, 1.3 support bases, 1.4 gas-charging connections, 1.5 anchor ears, 1.6 fixing bolts, 1.7 eye bolts, 1.8 fluting spiral shells Mother, 1.9 split pins, 2 height monitoring devices, 2.1 ultrasonic distance-measuring sensors, 2.2 mounting seats, 2.3 pedestals, 2.4 flange face bolts, 2.5 self-locking nuts, 2.6 packing rings, 3 data processing communication devices, 4 reception of wireless signals Device, 5 patch cables, 6 RS485 buses.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, detailed Carefully describe.Described embodiment is only a part of embodiment of the present invention.
Technical scheme is as follows:
It is monorail train tire pressure monitoring system that a kind of new security reliability that provides of the present invention is very high as shown in figures 1 to 6 System, with radio tire pressure monitoring system.The monitoring system adopts the Distributing measuring and control network architecture.Including the wireless tire of travelling wheel Pressure monitoring network framework and auxiliary wheel height monitoring network framework.
The travelling wheel radio tire pressure monitoring network framework is with 1 car as an independent monitoring unit, by being arranged on 8 wireless pressure sensors 1.1 on radio tire pressure monitoring seat assembly 1 monitor the air pressure of travelling wheel inside tires, adopt The mode of radio frequency signal by the ID of the tire pressure for collecting and wireless pressure sensor 1.1 together according to set time between Every wireless signal receiver 4 is sent to, wireless signal receiver 4 is transferred to number by RS485 buses 6 after signal data is decoded According to process communication device 3;The travelling wheel tire pressure signal of measuring in real time data that data processing communication device 3 pairs is received are sieved Choosing, filtering, and logical operationss are carried out to the signal data after process, is judged and is stored, then it is spaced according to set time, passes through Useful tire pressure state value and alarm condition etc. are believed by train special communication interface and controlling network in modes such as sound or icons Breath is uploaded to train central controller, to reach the purpose of real-time monitoring travelling wheel tire pressure.
The auxiliary wheel height monitoring network framework is with 1 car as an independent monitoring unit, by installed in single track 4 ultrasonic distance-measuring sensors 2.1 on train bogie beside auxiliary wheel come monitor auxiliary wheel minimum point to raceway surface it Between height, elevation information ultrasonic distance-measuring sensor 2.1 collected by patch cable 5 by the way of wired sender The height for receiving is measured current analog letter to data processing communication device 3, data processing communication device 3 by real-time Transmission in real time Number carry out analog digital conversion, logical operationss, judgement and storage, then by RS485 buses 6 by the height value after process and judgement, State and warning message etc. are spaced according to set time, by train special communication interface and controlling network, with sound or icon The information such as useful auxiliary wheel landing altitude value and alarm condition are uploaded to into train central controller etc. mode, to reach in real time The purpose of monitoring auxiliary wheel landing altitude.
Preferably, the monitoring system have the under-voltage early warning of power-on self-test, tire pressure, tire pressure low pressure alarming, tire pressure over voltage alarm, Rapid air leakage of tyre warning, height monitoring and warning, height monitoring, alarming, normality data acquisition, normality system fault diagnosis and number According to functions such as backups.
The power-on self-test function is the monitoring from the beginning of wireless signal receiver 4 and the power supply of data processing communication device 3 System completion system built in self testing, including judge whether wireless signal receiver 4, data processing communication device 3 are working properly;Such as It is really faulty, fault-signal will be sent to train central controller by RS485 buses 6, train central controller is by control Device rigid line sends fault-signal to warning device and carries out showing, reports to the police, and reminds train driver, is repaiied with inspection declaration.
The tire pressure is under-voltage, and warning function is when travelling wheel tire internal air pressure value reaches under-voltage early-warning point, at Jing data Low-voltage signal is sent after reason 3 logical judgment of communication device and gives train central controller, train central controller is hard by controller Line sends low-voltage signal to display alarm equipment, and provides under-voltage early warning signal in modes such as sound or icons, reminds train Driver notes, to tackle the failure that may occur.
The tire pressure low pressure alarming function is when travelling wheel tire internal air pressure value reaches low pressure alarming point, at Jing data Low-voltage signal is sent after reason 3 logical judgment of communication device and gives train central controller, train central controller is hard by controller Line sends low-voltage signal to display alarm equipment, and provides low pressure alarming signal in modes such as sound or icons, notifies train Driver, while dynamic control device will automatically cut off travelling wheel power, reaches protection travelling wheel tire and guarantees train operation The purpose of safety.
The tire pressure overpressure alarm function is when some or multiple travelling wheel tire internal air pressure values are higher than alarm for high voltage During point, high-voltage signal is sent Jing after 3 logical judgment of data processing communication device and give train central controller, train central controller Display alarm equipment to is sent high-voltage signal by controller rigid line, and over voltage alarm letter is provided in modes such as sound or icons Number and abnormal travelling wheel tire location, remind train driver to note, with tackle may generation failure.
The rapid air leakage of tyre warning function is when some or multiple travelling wheel tire internal air pressures are with more than setting When speed declines, rapid air leakage alarm signal is sent Jing after 3 logical judgment of data processing communication device and gives train central controller, Train central controller sends rapid air leakage alarm signal to display alarm equipment by controller rigid line, and with sound or figure The modes such as mark provide rapid air leakage alarm signal and abnormal travelling wheel tire location, remind train driver to note, with The failure that reply may occur.
When the height monitoring and warning function is that the height distance when auxiliary wheel minimum point away from raceway surface is less than setting value, Height early warning signal is sent Jing after 3 logical judgment of data processing communication device and gives train central controller, train central controller Display alarm equipment to is sent height early warning signal by controller rigid line, and it is pre- height to be provided in modes such as sound or icons Alert signal, reminds train driver to note, to tackle the failure that may occur.
The height monitoring, alarming function is 3 logic of Jing data processings communication device when wheel landing raceway surface is aided in Send altitude warning signal after judgement immediately and give train central controller, train central controller will height by controller rigid line Alarm signal sends display alarm equipment to, and provides altitude warning signal in modes such as sound or icons, notifies train driving Member, while dynamic control device will automatically cut off travelling wheel power, reaches protection travelling wheel tire, auxiliary wheel and guarantees that train is transported The purpose of row safety.
The normality data acquisition function be when cab signal receptor 4 and data processing 3 normal work of communication device, The monitoring system can be spaced that real-time update sends the air pressure inside information of each travelling wheel tire, each is auxiliary according to set time Wheel height distance information of the minimum point away from raceway surface is helped to give train central controller, train central controller is by the number for collecting It is believed that breath is transferred to display alarm equipment, it is easy to train driver to grasp the running status of travelling wheel tire and auxiliary wheel in time, Guarantee train operating safety.
The normality system fault diagnosis function be when the monitoring system is in normal work, can persistently to system itself Fault diagnosis is carried out, at wireless pressure sensor (1.1), ultrasonic distance-measuring sensor 2.1, wireless signal receiver 4, data When reason communication device 3 breaks down, system within the time of setting can send fault-signal and give train central controller, train Central controller records fault message automatically, and train attendant can send diagnostic command by RS485 buses 6, read tool The fault message of body.
The data backup function is that data processing communication device 3 is provided with USB interface, Programme Line socket, and is possessed Enough storage volumes, it can be ensured that the height normality number of the tire pressure normality data, fault data and auxiliary wheel of travelling wheel tire Store according to, fault data long-time;While the data transfer and its exterior between, copy, analysis etc. can be realized.
With 1 car as an independent monitoring unit, each car includes 1 set of monorail train tire pressure monitoring system.Including 4 Set radio tire pressure monitoring 1,4 sets of height monitoring devices 2 of seat assembly, 1 sets of data process 3,1 set of wireless signal of communication device and connect Receive 4,4 sets of device, 5,2 sets of patch cable RS485 buses 6;The radio tire pressure monitoring seat assembly 1 is passed comprising 2 wireless pressures Sensor 1.1;The height monitoring device 2 includes 1 ultrasonic distance-measuring sensor 2.1.
Radio tire pressure monitoring seat assembly 1 is fixedly mounted by eye bolt 1.7, slotted nut 1.8 and split pin 1.9 On base plate;Support base 1.3 has a three-way interface, one end connection wireless pressure sensor 1.1, one end connection air pressure pipe assembly 1.2, One end connects gas-charging connection 1.4;1.2 other end of air pressure pipe assembly passes through travelling wheel wheel rim, travelling wheel tire and support base 1.3 Couple together;Gas-charging connection 1.4 unidirectionally can be opened in inflation, be automatically switched off after inflation is finished;Wireless pressure is sensed Device 1.1 is also carried out surely using anchor ear 1.5 in addition to utilizing and carrying three-way interface one end that screw threads for fastening is connected to support base 1.3 Gu;And anchor ear 1.5 is then securedly mounted on support base 1.3 by fixing bolt 1.6.
Height monitoring device 2 is arranged on monorail train compartment referring now on the horizontal end carriage of frame, near auxiliary wheel;Highly Monitoring device 2 is by ultrasonic distance-measuring sensor 2.1, mounting seat 2.2, pedestal 2.3, flange face bolt 2.4, self-locking nut 2.5, pad Circle 2.6 is constituted;Pedestal 2.3 is welded on horizontal end carriage, and mounting seat 2.2 utilizes flange face bolt 2.4, self-locking nut 2.5, packing ring 2.6 fastenings are bound up on pedestal 2.3, and ultrasonic distance-measuring sensor (2.1) is bound up on mounting seat 2.2 using nut fastening is carried On.
Wireless signal receiver 4 and data processing communication device 3 are clamped on standard by carrying the embedded positioning of standard draw-in groove On guide rail, then standard rail is securedly mounted in compartment below passenger seat by bolt.
Wireless signal receiver 4 and 3 power supply of data processing communication device directly take from vehicle-mounted 24V DC sources;Number According to process communication device 3 include 6 interface of RS485 buses, analog input interface, for wireless signal receiver 4, ultrasound Signal data transmission between ripple distance measuring sensor 2.1, train control network;Wireless signal receiver 4 passes through RS485 buses 6 Tire pressure data are transferred to into data processing communication device 3;Ultrasonic distance-measuring sensor 2.1 is obtained directly by patch cable 5 24 power supplys are flowed, simultaneous transmission current analog signal is to data processing communication device 3;Data processing communication device 3 is total by RS485 Tire pressure data, elevation information data are transferred to train central controller by line 6.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show Example ", or the description of " some examples " etc. mean specific features with reference to the embodiment or example description, structure, material or spy Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not Identical embodiment or example are referred to necessarily.And, the specific features of description, structure, material or feature can be any One or more embodiments or example in combine in an appropriate manner.
The above embodiment is interpreted as being merely to illustrate the present invention rather than limits the scope of the invention. After the content of the record for having read the present invention, technical staff can be made various changes or modifications to the present invention, these equivalent changes Change and modification equally falls into the scope of the claims in the present invention.

Claims (7)

1. a kind of monorail train tire pressure monitoring system, including wired device for monitoring tyre pressure, it is characterised in that also include for right The radio tire pressure monitoring device of tire pressure on-line monitoring and height monitoring device;The radio tire pressure monitoring device adopts wireless pressure Sensor is to the tire pressure continuous sampling of travelling wheel and launches radio frequency signal to wireless signal receiver, and the wireless signal connects Receiving device and data processing communication device being transferred to the reception of tire pressure signal, after amplifying, data processing communication device enters to tire pressure signal After row Filtering Processing, logical operationss, judgement and storage, by RS485 bus transfers to train central controller, by the change of tire pressure Change situation automatically shows and reminds driver by display alarm equipment in real time, carries out whole prison to the tire pressure of each travelling wheel Survey, realize that tire pressure undervoltage warning, low pressure alarming, over voltage alarm and the system failure of monorail train travelling wheel are reported to the police;The height Degree monitoring device is used for according to the ultrasonic distance-measuring sensor being arranged on bogie by auxiliary wheel, real time on-line monitoring auxiliary wheel The height distance of minimum point to raceway surface, when the height distance of auxiliary wheel minimum point to raceway surface reaches early-warning point and warning During point, alarm signal is sent to train central controller by the monitoring device, so as to produce alarm;By measuring auxiliary wheel Landing altitude, carries out indirect monitoring to travelling wheel tire pressure.
2. monorail train tire pressure monitoring system according to claim 1, it is characterised in that the radio tire pressure monitoring dress Put including radio tire pressure monitoring seat assembly (1), data processing communication device (3), cab signal receptor (4), patch electricity Cable (5) and RS485 buses (6);The radio tire pressure monitors seat assembly (1) comprising 2 wireless pressure sensors (1.1), The wireless pressure sensor (1.1) monitors the air pressure of travelling wheel inside tires, will collection by the way of radio frequency signal To tire pressure and wireless pressure sensor (1.1) ID together according to set time interval be sent to cab signal receptor (4) data processing communication device is transferred to by RS485 buses (6) after, signal data is decoded by wireless signal receiver (4) (3);Data processing communication device (3) the travelling wheel tire pressure signal of measuring in real time data for receiving are carried out condition automatic screening, Digital filtering, and the signal data after process is carried out C programmer logical operationss, judge and store, then by setting when Between be spaced, by train special communication interface and controlling network, with sound or icon mode by useful tire pressure state value and report The information such as alert state are uploaded to train central controller, to reach the purpose of real-time monitoring travelling wheel tire pressure.
3. monorail train tire pressure monitoring system according to claim 2, it is characterised in that the radio tire pressure monitoring peace Dress seat assembly (1) is fixedly mounted on monorail train base plate by eye bolt (1.7), slotted nut (1.8) and split pin (1.9) On;Support base (1.3) has three-way interface, one end connection wireless pressure sensor (1.1), end interface connection air pressure pipe assembly (1.2) one end, end interface connection gas-charging connection (1.4);Air pressure pipe assembly (1.2) other end passes through travelling wheel wheel rim, Travelling wheel tire is coupled together with support base (1.3);Gas-charging connection (1.4) unidirectionally can be opened in inflation, finished in inflation It is automatically switched off afterwards;Wireless pressure sensor (1.1) is connected to the three of support base (1.3) except utilization carries screw threads for fastening and connects Outside mouth one end, also consolidated using anchor ear (1.5);And anchor ear (1.5) then is securedly mounted to support by fixing bolt (1.6) On seat (1.3).
4. the monorail train tire pressure monitoring system according to one of claim 1-3, it is characterised in that the height monitoring Device (2) includes ultrasonic distance-measuring sensor (2.1), mounting seat (2.2), pedestal (2.3), flange face bolt (2.4), self-locking spiral shell Female (2.5) and packing ring (2.6);The height monitoring device (2) installed in monorail train compartment referring now to frame horizontal end carriage On, near auxiliary wheel;Pedestal (2.3) is welded on horizontal end carriage, and mounting seat (2.2) is using flange face bolt (2.4), self-locking spiral shell Female (2.5), packing ring (2.6) fastening are bound up on pedestal (2.3), and ultrasonic distance-measuring sensor (2.1) is fastened using nut is carried It is bound up in mounting seat (2.2).
5. monorail train tire pressure monitoring system according to claim 2, it is characterised in that the wireless signal receiver (4) it is clamped on standard rail by carrying the embedded positioning of standard draw-in groove with data processing communication device (3), then standard rail It is securedly mounted in compartment below passenger seat by bolt.
6. monorail train tire pressure monitoring system according to claim 2, it is characterised in that wireless signal receiver (4) Vehicle-mounted 24V DC sources are taken from directly with data processing communication device (3) power supply;Data processing communication device (3) is included Have RS485 buses (6) interface and analog input interface, for wireless signal receiver (4), ultrasonic distance-measuring sensor (2.1), the signal data transmission between train control network;Wireless signal receiver (4) is by RS485 buses (6) by tire pressure Information data transmission gives data processing communication device (3);Ultrasonic distance-measuring sensor (2.1) obtains straight by patch cable (5) 24 power supplys are flowed, simultaneous transmission current analog signal gives data processing communication device (3);Data processing communication device (3) passes through Tire pressure data, elevation information data are transferred to train central controller by RS485 buses (6).
7. monorail train tire pressure monitoring system according to claim 4, it is characterised in that the monorail train tire pressure Monitoring system by radio tire pressure monitor seat assembly (1), data processing communication device (3), wireless signal receiver (4), Patch cable (5) and RS485 buses (6) are with the use of with power-on self-test, tire pressure is under-voltage early warning, tire pressure low pressure alarming, tire pressure Over voltage alarm, rapid air leakage of tyre warning, height monitoring and warning, height monitoring, alarming, normality data acquisition, the normality system failure Diagnosis and data backup function.
CN201611217549.1A 2016-12-26 2016-12-26 Monorail train tire pressure monitoring system Active CN106515324B (en)

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CN108981626A (en) * 2018-06-29 2018-12-11 东莞市诺丽电子科技有限公司 A kind of auxiliary wheel landing monitoring system and monitoring method
CN110654185A (en) * 2019-10-15 2020-01-07 中铁轨道交通装备有限公司 Tire pressure real-time monitoring system and control method of straddle type monorail vehicle
CN110672191A (en) * 2019-09-30 2020-01-10 中铁轨道交通装备有限公司 Single-rail track structure with weighing and tire pressure detecting functions
CN112078309A (en) * 2020-08-25 2020-12-15 惠州华阳通用电子有限公司 Tire air leakage detection method and system

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CN108981626A (en) * 2018-06-29 2018-12-11 东莞市诺丽电子科技有限公司 A kind of auxiliary wheel landing monitoring system and monitoring method
CN110672191A (en) * 2019-09-30 2020-01-10 中铁轨道交通装备有限公司 Single-rail track structure with weighing and tire pressure detecting functions
CN110654185A (en) * 2019-10-15 2020-01-07 中铁轨道交通装备有限公司 Tire pressure real-time monitoring system and control method of straddle type monorail vehicle
CN110654185B (en) * 2019-10-15 2021-11-26 中铁轨道交通装备有限公司 Tire pressure real-time monitoring system and control method of straddle type monorail vehicle
CN112078309A (en) * 2020-08-25 2020-12-15 惠州华阳通用电子有限公司 Tire air leakage detection method and system
CN112078309B (en) * 2020-08-25 2022-07-26 惠州华阳通用电子有限公司 Tire air leakage detection method and system

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