CN106515324A - Tire pressure monitoring system for single-track train - Google Patents
Tire pressure monitoring system for single-track train Download PDFInfo
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- 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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- monitoring
- pressure
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- 238000004891 communication Methods 0.000 claims abstract description 56
- 238000003745 diagnosis Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 4
- 238000005070 sampling Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000004088 simulation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000004092 self-diagnosis Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices 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
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0401—Signalling devices actuated by tyre pressure mounted on the wheel or tyre characterised by the type of alarm
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices 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
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0401—Signalling devices actuated by tyre pressure mounted on the wheel or tyre characterised by the type of alarm
- B60C23/0403—Mechanically generated audible signals, e.g. by buzzer or whistle signals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices 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
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling 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
- B60C23/0422—Signalling 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
- B60C23/0433—Radio signals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices 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
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling 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
- B60C23/0422—Signalling 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
- B60C23/0433—Radio signals
- B60C23/0447—Wheel or tyre mounted circuits
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators 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
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.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611217549.1A CN106515324B (en) | 2016-12-26 | 2016-12-26 | Monorail train tire pressure monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611217549.1A CN106515324B (en) | 2016-12-26 | 2016-12-26 | Monorail train tire pressure monitoring system |
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| CN106515324A true CN106515324A (en) | 2017-03-22 |
| CN106515324B CN106515324B (en) | 2019-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611217549.1A Active CN106515324B (en) | 2016-12-26 | 2016-12-26 | Monorail train tire pressure monitoring system |
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| 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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