CN108958138A - A kind of contact net anchorage compensation device early warning system and method - Google Patents
A kind of contact net anchorage compensation device early warning system and method Download PDFInfo
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- CN108958138A CN108958138A CN201811054197.1A CN201811054197A CN108958138A CN 108958138 A CN108958138 A CN 108958138A CN 201811054197 A CN201811054197 A CN 201811054197A CN 108958138 A CN108958138 A CN 108958138A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000006073 displacement reaction Methods 0.000 claims abstract description 97
- 238000004891 communication Methods 0.000 claims abstract description 68
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 230000010365 information processing Effects 0.000 claims abstract description 3
- 238000012545 processing Methods 0.000 claims description 56
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 12
- 229910052744 lithium Inorganic materials 0.000 claims description 12
- 239000011888 foil Substances 0.000 claims description 7
- 239000000523 sample Substances 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 241000282326 Felis catus Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
- G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25196—Radio link, transponder
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses tension, range measurement and the early warning system of a kind of contact net anchorage compensation device and methods, including falling mound and the connecting rod that casts anchor drawn by falling mound, tension detecting apparatus is equipped on the connecting rod that casts anchor, displacement measuring device is equipped in the falling mound bottom, the tension detecting apparatus and displacement measuring device is connected with Communication Gateway by wireless transmission signal, and the Communication Gateway is connected with signal processing center by GPRS signal；Tension variation on the connecting rod that casts anchor is acquired by tension detecting apparatus, passes through displacement measuring device and acquires falling mound displacement information；By collected tension information and displacement information by being wirelessly transmitted to Communication Gateway, signal processing center is transferred to by GPRS signal by Communication Gateway and carries out information processing, analysis and early warning.
Description
Technical field
The present invention relates to computer information technology, modern communications technology, automated control technology and rail traffic power supplies to lead
Domain more particularly to a kind of realization of the tension, displacement measurement prior-warning device of contact net anchorage compensation device.
Background technique
Important component of the contact net as tractive power supply system, whether structure is stable, whether performance is good directly
Influence electric locomotive or EMU takes stream.And whether the tension of contact line, carrier cable meets design requirement and stablizes to contact net
Operation has extremely important effect, directly affects the superiority and inferiority of high speed bow net dynamic property.In order to guarantee contact line, load rope tensility
It is constant, be designed with contact net tension compensating mechanism in contact net anchorage Duan Duan.When normal work, compensator leans on the weight of falling mound string
Power makes the tension of clue keep balance, and when the temperature is changed, the flexible of clue makes falling mound string raising and lowering, when falling mound string is gone up and down
When beyond allowed band, such as declining excessively makes falling mound string bottom surface contact ground or rising excessively make the ears wedge shape line for compensating rope end
Folder touching ratchet race (pulley race), will make compensator lose compensating action, cause contact line, carrier cable pine or mistake excessively
Tightly, directly affect pantograph takes current mass.
Summary of the invention
In order to solve deficiency in the prior art, provide it is a kind of can be realized the tension to compensation device of casting anchor, distance is surveyed
Amount realizes remote monitoring, pre-warning system and method, the technical solution adopted by the present invention is that:
A kind of tension, range measurement and the early warning system of contact net anchorage compensation device, including falling mound and drawn by falling mound
The connecting rod that casts anchor, on the connecting rod that casts anchor be equipped with tension detecting apparatus, the falling mound bottom be equipped with displacement measurement dress
It sets, the tension detecting apparatus and displacement measuring device are connected with Communication Gateway, the communication by wireless transmission signal
Gateway is connected with signal processing center by GPRS signal.
The tension detecting apparatus includes tension acquisition module, MCU tension processing unit module, tension wireless interface mould
Block and tension power module, the tension acquisition module are adjacent to form in the foil gauge on connecting rod that casts anchor by one group of cladding and be answered
Power transformation bridge acquires signal, and the signal of acquisition is passed to MCU tension processing unit module, MCU by conducting wire by tension acquisition module
Tension processing unit module will pass through tension radio interface module and transmit signal, the tension to Communication Gateway after signal processing
Power module is tension acquisition module, MCU tension processing unit module and the power supply of tension radio interface module.
The displacement measuring device includes displacement acquisition module, MCU displacement processing unit module, displacement wireless interface mould
Block and displacement power module, the displacement acquisition module to MCU displacement processing unit module transmit displacement data, MCU
Displacement wireless interface module will be transferred to Communication Gateway transmission signal, the displacement by moving processing unit module after signal processing
Power module is displacement acquisition module, MCU is displaced processing unit module and displacement wireless interface module is powered.
The displacement acquisition module is ultrasonic probe.
The tension power module and displacement power module is lithium battery and the combination of LDO.
The Communication Gateway includes MCU unit module, radio interface module, GPRS communication module and communication power supply mould
Block, the radio interface module receives tension detecting apparatus and the data of displacement measuring device are transmitted to MCU unit module, warp
It is transferred to GPRS communication module after crossing MCU unit module signal processing, the GPRS communication module passes through GPRS to signal processing
Data are transmitted at center, and the communication power supply module is that MCU unit module, radio interface module and GPRS communication module are powered,
The communication power supply module includes lithium battery, DC/DC circuit, charging circuit and photovoltaic panel.
Tension, range measurement and the method for early warning of a kind of pair of contact net anchorage compensation device, are adopted by tension detecting apparatus
Collect tension variation on the connecting rod that casts anchor, passes through displacement measuring device and acquire falling mound displacement information；By collected tension information and position
Information is moved by being wirelessly transmitted to Communication Gateway, signal processing center is transferred to by GPRS signal by Communication Gateway and carries out information
Processing, analysis and early warning.
The tension detecting apparatus acquires the tension variation for the connecting rod that casts anchor, the displacement measurement by one group of foil gauge
Device acquires falling mound change in displacement by ultrasonic probe.
The tension detecting apparatus includes tension acquisition module, MCU tension processing unit module, tension wireless interface mould
Block and tension power module, the tension acquisition module are adjacent to form in the foil gauge on connecting rod that casts anchor by one group of cladding and be answered
Power transformation bridge acquires signal, and the signal of acquisition is passed to MCU tension processing unit module, MCU by conducting wire by tension acquisition module
Tension processing unit module will pass through tension radio interface module and transmit signal, the tension to Communication Gateway after signal processing
Power module is tension acquisition module, MCU tension processing unit module and the power supply of tension radio interface module；The displacement is surveyed
Amount device includes displacement acquisition module, MCU displacement processing unit module, displacement wireless interface module and is displaced power module,
The displacement acquisition module transmits displacement data to MCU displacement processing unit module, and MCU is displaced processing unit module for signal
It is transferred to displacement wireless interface module after processing and transmits signal to Communication Gateway, the displacement power module is displacement acquisition mould
Block, MCU displacement processing unit module and the power supply of displacement wireless interface module；The tension power module and displacement power module
It is lithium battery and the combination of LDO.
The Communication Gateway includes MCU unit module, radio interface module, GPRS communication module and communication power supply mould
Block, the radio interface module receives tension detecting apparatus and the data of displacement measuring device are transmitted to MCU unit module, warp
It is transferred to GPRS communication module after crossing MCU unit module signal processing, the GPRS communication module passes through GPRS to signal processing
Data are transmitted at center, and the communication power supply module is that MCU unit module, radio interface module and GPRS communication module are powered,
The communication power supply module includes lithium battery, DC/DC circuit, charging circuit and photovoltaic panel.
Superiority of the invention also resides in:
(1) strong antijamming capability wirelessly also can achieve 300 meters or more under high-voltage large current strong magnetic field circumstance
Communication distance；
(2) measurement module is small in size, light-weight, does not influence contact net normal operation；
(3) the quiescent dissipation very little of measurement module, service life is long, reduces frequency of maintenance, reduces cost.
Detailed description of the invention
Fig. 1 is present system block diagram；
Fig. 2 is tension detecting apparatus circuit block diagram of the present invention；
Fig. 3 is displacement measuring device circuit block diagram of the present invention；
Fig. 4 is Communication Gateway circuit block diagram of the present invention；
Fig. 5 is tension detecting apparatus of the present invention in the layout drawing on connecting rod that casts anchor；
Fig. 6 is layout drawing of the displacement measuring device of the present invention on falling mound string；
Fig. 7 is scheme of installation of the present invention.
Specific embodiment
The method to contact net anchorage compensation device tension, range measurement and early warning is realized as shown in Figure 1 and Figure 7: being passed through
Tension detecting apparatus 3 acquires 2 tension variation situation of connecting rod of casting anchor respectively, acquires 1 change in displacement of falling mound by displacement measuring device 4
Situation, tension detecting apparatus 3 and displacement measuring device 4 respectively by the information respectively acquired by being wirelessly transmitted to Communication Gateway 5,
Communication Gateway 5 is wirelessly transmitted to signal processing center 6 by GPRS, in the signal processing the heart 6 data are handled, analyze and
Early warning is issued warning signal and can be eliminated the hidden trouble in time to each terminal by signal processing center 6.Signal processing center 6
It is made of calculating unit, judges whether tension everywhere and displacement signal are normal by pre-set programs.
Tension detecting apparatus 3 as shown in Figure 2 include tension acquisition module 3-1, MCU tension processing unit module 3-2 (MCU:
Micro-control unit (Microcontroller Unit；MCU), also known as one chip microcomputer (Single Chip
Microcomputer) or single-chip microcontroller), tension radio interface module 3-3 and tension power module 3-4, tension acquisition module
3-1 forms strain bridge cladding by one group of foil gauge and is adjacent on 2 surface of connecting rod of casting anchor, and by casting anchor, the generation of connecting rod 2 draws high variation
When strain bridge generate resistance variations to sense the variable condition of the connecting rod 2 that casts anchor, tension acquisition module 3-1 passes through conducting wire company
Tension wireless interface will be passed through by being connected to MCU tension processing unit module 3-2, MCU tension processing unit module 3-2 after signal processing
By treated, signal is sent to Communication Gateway 5 to module 3-3.Tension power module 3-4 is tension acquisition module 3-1, MCU tension
Processing unit module 3-2 and tension radio interface module 3-3 power supply.Tension power module 3-4 is lithium battery and LDO (low voltage difference
Linear voltage regulator) combination.
Displacement measuring device 4 as shown in Figure 3 includes displacement acquisition module 4-1, MCU displacement processing unit module 4-2, displacement
Radio interface module 4-3 and displacement power module 4-4, displacement acquisition module 4-1 use ultrasonic probe in the present embodiment,
Detect that signal is passed to MCU and is displaced processing unit module 4-2, MCU by the change in displacement situation of falling mound 1 by ultrasonic probe
Displacement processing unit module 4-2 treated signal transmits a signal to Communication Gateway 5 by displacement wireless interface module 4-3,
It is displaced power module 4-4.It is displaced the combination that power module 4-4 is lithium battery and LDO low pressure difference linear voltage regulator.
Communication Gateway 5 as shown in Figure 4 includes MCU unit module 5-1, radio interface module 5-2, GPRS communication module 5-3
It is received with communication power supply module 5-4, radio interface module 5-2 and comes from tension radio interface module 3-3 and displacement wireless interface mould
The signal that block 4-3 transmission comes, transmits a signal to after MUC unit module is handled later and is passed by GPRS communication module 5-3
Signal processing center 6 is transported to, communication power supply module 5-4 is MCU unit module 5-1, radio interface module 5-2 and GPRS communicate mould
Block 5-3 power supply.Communication power supply module 5-4 includes lithium battery in the embodiment, (DC/DC converter is transformation input to DC/DC circuit
The electric pressure converter of fixed voltage is effectively exported after voltage), charging circuit and photovoltaic panel 5-41, pass through photovoltaic panel 5-41 and realize and supply
It can charge while electric for lithium battery, guarantee to realize normal work in the case where no illumination.
Tension detecting apparatus 3 and displacement measuring device 4 are specifically installed to contact net and become blind in cat compensation device such as Fig. 5 to Fig. 6
Shown, falling mound 1, which draws the connecting rod 2 that casts anchor, is tensioned contact net, and tension detecting apparatus 3 as shown in Figure 5, which is mounted on, to cast anchor on connecting rod 2,
The tension acquisition module 3-1 being wherein made of foil gauge, which is adjacent to, to cast anchor on connecting rod 2, is wired to the processing of MCU tension
Unit module 3-2, wherein MCU tension processing unit module 3-2, tension radio interface module 3-3 and tension power module 3-4
It is all integrated in a shell, shell, which is fixed on, to cast anchor on connecting rod 2.Each element of displacement measuring device 4 as shown in Figure 6 is integrated in
In one clamshell, clamshell is mounted on falling mound 1 and carrys out accurate judgement at a distance from bottom surface close to the side of bottom surface.Communication as shown in Figure 7
Gateway 5 is then fixed on catenary mast, and the photovoltaic panel 5-41 in simultaneous communications power module 5-4 is also secured on pillar, and
MCU unit module 5-1, radio interface module 5-2, GPRS communication module 5-3 and communication power supply module 5-4 remaining element then integrate
Dustproof and rainproof is connect by conducting wire with photovoltaic panel 5-41 in box.4 energy of several tension detecting apparatus 3 and displacement measuring device
It enough shares a Communication Gateway 5 and realizes signal transmission.
Claims (10)
1. a kind of contact net anchorage compensation device early warning system, including falling mound (1) and the connecting rod that casts anchor (2) drawn by falling mound (1),
It is characterized by: being equipped with tension detecting apparatus (3) on the connecting rod that casts anchor (2), position is equipped in falling mound (1) bottom
Measuring system (4), the tension detecting apparatus (3) and displacement measuring device (4) are connected with logical by wireless transmission signal
It interrogates gateway (5), the Communication Gateway (5) is connected with signal processing center (6) by GPRS signal.
2. a kind of contact net anchorage compensation device early warning system according to claim 1, it is characterised in that: the tension detects dress
Set (3) include tension acquisition module (3-1), MCU tension processing unit module (3-2), tension radio interface module (3-3) and
Tension power module (3-4), the tension acquisition module (3-1) are adjacent to the strain on the connecting rod that casts anchor (2) by one group of cladding
Piece forms strain bridge and acquires signal, and the signal of acquisition is passed to the processing of MCU tension by conducting wire by tension acquisition module (3-1)
Unit module (3-2), MCU tension processing unit module (3-2) will after signal processing by tension radio interface module (3-3) to
Communication Gateway (5) transmits signal, and the tension power module (3-4) is tension acquisition module (3-1), the processing of MCU tension is single
Element module (3-2) and tension radio interface module (3-3) power supply.
3. a kind of contact net anchorage compensation device early warning system according to claim 2, it is characterised in that: the displacement
Measuring device (4) includes displacement acquisition module (4-1), MCU displacement processing unit module (4-2), displacement wireless interface module (4-
3) and displacement power module (4-4), the displacement acquisition module (4-1) are transmitted to MCU displacement processing unit module (4-2)
Displacement data, MCU displacement processing unit module (4-2) will be transferred to displacement wireless interface module (4-3) to logical after signal processing
It interrogates gateway (5) and transmits signal, the displacement power module (4-4) is displacement acquisition module (4-1), MCU is displaced processing unit
Module (4-2) and displacement wireless interface module (4-3) power supply.
4. a kind of contact net anchorage compensation device early warning system according to claim 3, it is characterised in that: the displacement
Acquisition module (4-1) is ultrasonic probe.
5. a kind of contact net anchorage compensation device early warning system according to claim 3 or 4, it is characterised in that: described
Tension power module (3-4) and displacement power module (4-4) are lithium battery and the combination of LDO.
6. a kind of contact net anchorage compensation device early warning system according to claim 1, it is characterised in that: the communication
Gateway (5) includes MCU unit module (5-1), radio interface module (5-2), GPRS communication module (5-3) and communication power supply module
(5-4), the radio interface module (5-2) receives tension detecting apparatus (3) and the data of displacement measuring device (4) are transmitted to
MCU unit module (5-1) is transferred to GPRS communication module (5-3) after MCU unit module (5-1) signal processing, described
GPRS communication module (5-3) transmits data to signal processing center (6) by GPRS, and the communication power supply module (5-4) is
MCU unit module (5-1), radio interface module (5-2) and GPRS communication module (5-3) power supply, the communication power supply module
(5-4) includes lithium battery, DC/DC circuit, charging circuit and photovoltaic panel (5-41).
7. a kind of pair of contact net anchorage compensation device method for early warning, it is characterised in that: casted anchor by tension detecting apparatus (3) acquisition
Tension variation on connecting rod (2) acquires falling mound (1) displacement information by displacement measuring device (4)；By collected tension information and
Displacement information is transferred to signal processing center by GPRS signal by being wirelessly transmitted to Communication Gateway (5), by Communication Gateway (5)
(6) information processing, analysis and early warning are carried out.
8. a kind of pair of contact net anchorage compensation device method for early warning according to claim 7, it is characterised in that:
Force checking device (3) acquires the tension variation for connecting rod (2) of casting anchor by one group of foil gauge, and the displacement measuring device (4) is logical
Cross ultrasonic probe acquisition falling mound (1) change in displacement.
9. a kind of pair of contact net anchorage compensation device method for early warning according to claim 8, it is characterised in that:
Force checking device (3) includes tension acquisition module (3-1), MCU tension processing unit module (3-2), tension radio interface module
(3-3) and tension power module (3-4), the tension acquisition module (3-1) are adjacent to by one group of cladding in the connecting rod that casts anchor (2)
On foil gauge composition strain bridge acquire signal, the signal of acquisition passes to MCU by conducting wire by tension acquisition module (3-1)
Tension processing unit module (3-2), MCU tension processing unit module (3-2) will pass through tension wireless interface mould after signal processing
Block (3-3) transmits signal to Communication Gateway (5), and the tension power module (3-4) is tension acquisition module (3-1), MCU
Power processing unit module (3-2) and tension radio interface module (3-3) power supply；The displacement measuring device (4) includes displacement
Acquisition module (4-1), MCU displacement processing unit module (4-2), displacement wireless interface module (4-3) and displacement power module
(4-4), the displacement acquisition module (4-1) transmits displacement data to MCU displacement processing unit module (4-2), at MCU displacement
Reason unit module (4-2) will be transferred to displacement wireless interface module (4-3) and transmit signal to Communication Gateway (5) after signal processing,
The displacement power module (4-4) is displacement acquisition module (4-1), MCU is displaced processing unit module (4-2) and displacement wireless
Interface module (4-3) power supply；The tension power module (3-4) and displacement power module (4-4) is lithium battery and LDO
Combination.
10. a kind of pair of contact net anchorage compensation device method for early warning according to claim 8, it is characterised in that: described
Communication Gateway (5) includes MCU unit module (5-1), radio interface module (5-2), GPRS communication module (5-3) and communication power supply
Module (5-4), the radio interface module (5-2) receives tension detecting apparatus (3) and the data of displacement measuring device (4) pass
MCU unit module (5-1) is transported to, is transferred to GPRS communication module (5-3), institute after MCU unit module (5-1) signal processing
It states GPRS communication module (5-3) and data, the communication power supply module (5-4) is transmitted to signal processing center (6) by GPRS
For the power supply of MCU unit module (5-1), radio interface module (5-2) and GPRS communication module, the communication power supply module (5-
It 4) include lithium battery, DC/DC circuit, charging circuit and photovoltaic panel (5-41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811054197.1A CN108958138A (en) | 2018-09-11 | 2018-09-11 | A kind of contact net anchorage compensation device early warning system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811054197.1A CN108958138A (en) | 2018-09-11 | 2018-09-11 | A kind of contact net anchorage compensation device early warning system and method |
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| CN108958138A true CN108958138A (en) | 2018-12-07 |
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| CN201811054197.1A Pending CN108958138A (en) | 2018-09-11 | 2018-09-11 | A kind of contact net anchorage compensation device early warning system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490892A (en) * | 2018-12-29 | 2019-03-19 | 中铁电气化局集团西安电气化工程有限公司 | A kind of method for real-time monitoring for compensation device of casting anchor, device and system |
| CN111220310A (en) * | 2020-03-06 | 2020-06-02 | 西南交通大学 | Operation monitoring and abnormity alarming system and method for contact net compensation device |
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