CN104777815A - Comprehensive monitoring system and method of suspension bridge cable safety - Google Patents
Comprehensive monitoring system and method of suspension bridge cable safety Download PDFInfo
- Publication number
- CN104777815A CN104777815A CN201510181181.7A CN201510181181A CN104777815A CN 104777815 A CN104777815 A CN 104777815A CN 201510181181 A CN201510181181 A CN 201510181181A CN 104777815 A CN104777815 A CN 104777815A
- Authority
- CN
- China
- Prior art keywords
- write
- radio frequency
- radio
- read
- cable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- 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
- G05B2219/25257—Microcontroller
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
Abstract
The invention discloses a remote monitoring system and method of suspension bridge cable state. The monitoring system comprises a sensor detection unit, wherein the sensor detection unit consists of a plurality of sensor detection subunits; each sensor detection subunit consists of a sensor, a microcontroller I and a radio frequency tag, detects a parameter of cable safety state, and transmits the parameter to a radio frequency read/write unit in a radio frequency manner; the radio frequency read/write unit consists of a plurality of radio frequency read/write subunits; each radio frequency read/write subunit consists of a radio frequency read/write device and a microcontroller II, reads data information of the radio frequency tag and transfers the data information to a wireless transmitting unit; the wireless transmitting unit comprises a wireless transmitter and a microcontroller III, receives the data information transferred by the radio frequency read/write device and transmits the data information to a remote control terminal; the remote control terminal receives and analyzes the data information transmitted by the wireless transmitter of the wireless transmitting unit and performs comprehensive assessment on the safety state of each position of the cable. According to the invention, the system can remotely monitor the safety state of the cable of a suspension bridge and is high in precision and low in cost.
Description
Technical field
The present invention relates to a kind of galvanized wire for suspension bridge safety comprehensive monitoring system and monitoring method, belong to civil construction project field.
Background technology
Suspension bridge is the flexibility suspention system be made up of components such as main push-towing rope, stiff girder, king-tower, saddle, anchorage, hoist cables.Main push-towing rope is the topmost supporting member in Suspension bridge structure system, and it to be suspended on king-tower by tower top cable saddle and to be anchored in the anchoring body of two ends.Hoist cable is by the Force transmission parts that stiff girder is conducted oneself with dignity, external load is delivered to main push-towing rope, is the tie linking stiff girder and main push-towing rope.The two is all component very important in Suspension bridge structure system.But main push-towing rope and hoist cable in use can produce corrosion, affect its intensity; And due to the impact of the geologic structure such as traffic hazard, earthquake, sedimentation change, may there is deformation in a lot of main rope of suspension bridge and hoist cable, even rupture, and serious threat is to the safety of bridge.Therefore, it is very important for monitoring galvanized wire for suspension bridge (main push-towing rope and hoist cable) safety comprehensive.Now to the detection of galvanized wire for suspension bridge safe condition with safeguard mainly regular by climbing cable robot or manually climbing cable inspection and operation.Climb cable robot cost high, job insecurity, phenomenon that is stuck and that skid easily occurs; And manual detection, working strength is large, poor stability, and the detection of these two kinds of methods all to there is efficiency low and without drawback targetedly.Therefore, set up a set of galvanized wire for suspension bridge monitoring system to be necessary.
Summary of the invention
First goal of the invention of the present invention is to provide a kind of galvanized wire for suspension bridge safety comprehensive monitoring system, and this system can monitor the cable safe condition of suspension bridge in real time long-range or as required, and monitoring accuracy is high, and cost is low; And this system significantly reduces the working strength of staff, improve security and the work efficiency of work; And this system can carry out specific aim maintenance according to real-time measurements to bridge, ensure the safety of bridge.
The present invention realizes the technical scheme that its first goal of the invention takes to be: a kind of galvanized wire for suspension bridge safety comprehensive monitoring system, comprise sensor detecting unit, described sensor detecting unit is made up of the multiple sensor detection sub-unit being positioned at cable diverse location place, and its design feature is: the concrete formation of described each sensor detection sub-unit is:
Sensor, is installed on cable, for detecting present position cable safe condition parameter;
The microcontroller one be connected with sensor electrical and radio-frequency (RF) tag, for controlling the data message detected with storage sensors, and pass to radio frequency read-write cell by described data message with radio frequency form;
Described radio frequency read-write cell is read and write subelement by multiple radio frequency being arranged at rope bridge diverse location place and is formed, described each radio frequency read-write subelement is by frequency read/write and microcontroller two formation that is electrically connected with described frequency read/write, each radio frequency read-write subelement reads the data message of the radio-frequency (RF) tag of multiple sensor detection sub-unit within the scope of certain distance, and by described data information transfer to wireless transmission unit;
The microcontroller three that described wireless transmission unit comprises radio transmitters and is electrically connected with described radio transmitters, for the data message controlling the work of radio frequency read-write cell, the frequency read/write transmission of received RF read-write subelement comes, and described data message is wirelessly transmitted to remote control terminal;
Described remote control terminal is connected by long distance wireless with wireless transmission unit, wireless transmission cell operation described in Long-distance Control, receive and analyze described wireless transmission unit radio transmitters send data message, the safe condition of each position of Comprehensive Assessment cable.
The concrete mode that described long distance wireless connects is: be provided with wireless communication module in radio transmitters, be sent to by data message in Internet network; The data message that the remote control terminal with fixed ip address uses wired network adapter to be sent by Internet network acquisition radio transmitters.
Compared with prior art, the beneficial effect of present system is:
One, utilize the safe condition parameter of the sensor measurement diverse location place cable be installed on cable, monitoring accuracy is high, and cost is low, and can monitor the safe condition of cable diverse location simultaneously.
Two, radio communication transfer data information is passed through between sensor detecting unit and radio frequency reading unit, the data message of cable safety state information is sent to remote control terminal by wireless transmission unit by radio frequency reading unit again, without the need to by climbing cable robot or manually climbing detection, reduce cost, alleviate the working strength of staff; Particularly some are built in the suspension bridge in bad environments or ungetable place, remove Site Detection without the need to staff, improve job security and work efficiency.
Three, the present invention adopts wireless radio-frequency to transmit cable safe condition parameter, cost is low, power consumption is few, each radio-frequency (RF) tag has the unique sequence numbers that a units can be put, like this, as long as the sequence number recording radio-frequency (RF) tag just can be easy to the cable safe condition determining radio-frequency (RF) tag present position.
Four, native system can be safeguarded bridge targetedly according to real-time measurements, under the prerequisite of security ensureing bridge, reduces maintenance cost.
Further, the sensor of sensor detection sub-unit of the present invention comprises the strain gauge measuring cable stress state.
Cable is one of topmost primary structure member of suspension bridge, and its stress state is the vital safe performance indexes of cable, is therefore the most important aspect of cable safety comprehensive monitoring to the monitoring of cable stress.
Further, the strain gauge of measurement cable stress state of the present invention is resistance strain gage or Piezoelectric strain transducer.
These two kinds of strain gauges record suffered stress by the change of surveying cable strain, and measuring accuracy is high, and volume is little, with low cost.
Again further, the sensor of sensor detection sub-unit of the present invention also comprises one or more of temperature sensor, humidity sensor and the wind speed wind direction sensor measuring ambient condition residing for cable.
Environment residing for cable can affect the safe condition of cable, and temperature, humidity and institute's by wind are three parameters affecting cable security in ambient condition most, so need to monitor one or several of this three parameters, to reach the object of cable safety comprehensive monitoring.
Further, the power supply of the microcontroller one of sensor detection sub-unit of the present invention is solar energy charging battery and (or) dry cell.
Dry cell volume is little, and cost is low, and for powering for microcontroller, the dry cell of general capacity can apply several years, also namely can interval several years just change once, and solar energy charging battery can utilize solar recharging, can Long-Time Service, need not change; The two can be used alone, or complementary combinations uses.
Further, the sensor of each sensor detection sub-unit of the present invention, microcontroller one and radio-frequency (RF) tag are packaged as a whole, and are protected by waterproof case.
Like this, can easily sensor detection sub-unit be installed on cable, and in use from the destruction of the climatic factors such as rainwater.
Controller two of the present invention and controller three directly can be electrically connected with the power-supply unit on rope bridge.
As a preferred embodiment of the present invention, wireless transmission unit of the present invention is connected by short-range wireless with radio frequency read-write cell, and all radio frequencies that wireless transmission unit controls rope bridge is arranged are read and write subelement work, received the next data message of the frequency read/write transmission of described all radio frequencies read-write subelement, and described data message is wirelessly transmitted to remote control terminal.
Further, the concrete mode that wireless transmission unit of the present invention is connected with radio frequency read-write cell short-range wireless is: wireless transmission unit and radio frequency read-write subelement are separately installed with the low-power consumption monolithic radio frequency transceiving chip working in 2.4 ~ 2.4835GHz or 5.725 ~ 5.850GHz frequency band, as nRF24L0 wireless module, in order to realize short-range wireless communication.
Like this, decrease the use of telecommunication chip, reduce cost, and the communication structure that short-range wireless connects is simple, communication speed is high, is easy to control and realize.
As another kind of preferred version of the present invention, wireless transmission unit of the present invention forms by reading and writing subelement one_to_one corresponding with radio frequency and reading and writing with corresponding radio frequency multiple wireless transmission subelements that subelement is electrically connected, the microcontroller three that each wireless transmission subelement comprises radio transmitters and is electrically connected with described radio transmitters, in order to receive the data message of radio frequency read-write subelement corresponding with it, and described data message is wirelessly transmitted to remote control terminal.
Like this, more easily realize the independent control of radio frequency read-write subelement, without the need to increasing short-range wireless communication chip in systems in which, structure is simple, and reliability is high.
Second goal of the invention of the present invention is the method for monitoring galvanized wire for suspension bridge safety comprehensive by above-mentioned galvanized wire for suspension bridge safety comprehensive monitoring system, the method cost is low, galvanized wire for suspension bridge safe condition is monitored in real time or as required by Long-distance Control, significantly reduce the working strength of staff, improve security and the work efficiency of work; And it is low to consume energy, system long-time running can be ensured and frequently need not change battery.
The present invention be realize its second goal of the invention adopt technological means be that a kind of method of monitoring galvanized wire for suspension bridge safety comprehensive by above-mentioned galvanized wire for suspension bridge safety comprehensive monitoring system, the steps include:
When A, regular (3 ~ 6 months) or the situation when the harm such as earthquake, traffic accident bridge security occur, remote control terminal sends wireless instructions, by controlling the microcontroller three of described wireless transmission unit, the microcontroller two of further control radio frequency read-write subelement, triggers described frequency read/write and sends pumping signal;
After the pumping signal of the radio-frequency (RF) tag received RF read write line transmission of B, sensor detection sub-unit, by the work of microcontroller one start sensor, record the safe condition parameter of cable, and be stored in radio-frequency (RF) tag; The data message of described cable safe condition parameter is passed to the frequency read/write of radio frequency read-write subelement by radio-frequency (RF) tag again with radio frequency form;
The frequency read/write of C, radio frequency read-write subelement is under microcontroller two controls, and by described data information transfer to wireless transmission unit, described data message is wirelessly transmitted to remote control terminal by radio transmitters by wireless transmission unit again;
D, remote control terminal receive and analyze the data message of the radio transmitters transmission of described wireless transmission unit, and the safe condition of each position of Comprehensive Assessment cable, when data exception, provides early warning signal.
Compared with prior art, the beneficial effect of the inventive method is:
One, after system installation, all operations are all completed by remote control terminal, significantly reduce the working strength of staff, improve security and the work efficiency of work, reduce cable check cost.
Two, when not needing image data, sensor detecting unit, radio frequency reading unit and wireless transmission unit are all in " dormancy " state, can not cause the waste of electric energy, can ensure system long-time running, and need not frequently spend manpower and materials to safeguard.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the embodiment of the present invention one overall system architecture schematic diagram.
Fig. 2 is that in the embodiment of the present invention one, each unit of system lays view.
Fig. 3 is embodiment of the present invention two system one-piece construction schematic diagram.
Fig. 4 is that in the embodiment of the present invention two, each unit of system lays view.
Embodiment
Embodiment one
Fig. 1 and Fig. 2 illustrates, a kind of embodiment of the present invention is: a kind of galvanized wire for suspension bridge safety comprehensive monitoring system, comprise sensor detecting unit 1, described sensor detecting unit 1 is made up of the multiple sensor detection sub-unit 1.0 being positioned at cable diverse location place, its design feature is, the concrete formation of described each sensor detection sub-unit 1.0 is:
Sensor 1.1, is installed on cable, for detecting present position cable safe condition parameter;
The microcontroller 1 be electrically connected with sensor 1.1 and radio-frequency (RF) tag 1.3, for controlling the data message detected with storage sensors 1.1, and pass to radio frequency read-write cell 2 by described data message with radio frequency form;
Described radio frequency read-write cell 2 is read and write subelement 2.0 by multiple radio frequency being arranged at rope bridge diverse location place and is formed, described each radio frequency read-write subelement 2.0 is formed by frequency read/write 2.1 and the microcontroller 2 2.2 that is electrically connected with described frequency read/write 2.1, each radio frequency read-write subelement 2.0 reads the data message of the radio-frequency (RF) tag 1.3 of multiple sensor detection sub-unit 1.0 within the scope of certain distance, and by described data information transfer to wireless transmission unit 3;
The microcontroller 3 3.2 that described wireless transmission unit 3 comprises radio transmitters 3.1 and is electrically connected with described radio transmitters 3.1; Described wireless transmission unit 3 is connected by short-range wireless with radio frequency read-write cell 2, and a wireless transmission unit 3 controls all radio frequencies read-write subelements 2.0 that a rope bridge is arranged, the data message receiving frequency read/write 2.1 transmission of described all radio frequencies read-write subelement 2.0, and described data message is wirelessly transmitted to remote control terminal 4;
Described remote control terminal 4 is connected by long distance wireless with wireless transmission unit 3, described in Long-distance Control, wireless transmission unit 3 works, receive and analyze described wireless transmission unit 3 radio transmitters 3.1 send data message, the safe condition of each position of Comprehensive Assessment cable.
The sensor 1.1 of the detection sub-unit of sensor described in this example 1.0 comprises the strain gauge measuring cable stress state, and described strain gauge is resistance strain gage or Piezoelectric strain transducer.
The power supply of the microcontroller 1 of the detection sub-unit of sensor described in this example 1.0 is solar energy charging battery.
The sensor 1.1 of each sensor detection sub-unit 1.0 described in this example, microcontroller 1 and radio-frequency (RF) tag 1.3 are packaged as a whole, and are protected by waterproof case.
The concrete mode that the unit of wireless transmission described in this example 3 is connected with radio frequency read-write cell 2 short-range wireless is: each radio frequency read-write subelement 2.0 of wireless transmission unit 3 and radio frequency read-write cell 2 is all provided with the low-power consumption monolithic radio frequency transceiving chip working in 2.4 ~ 2.4835GHz or 5.725 ~ 5.850GHz frequency band, in order to realize short-range wireless communication.
By the method that above-mentioned galvanized wire for suspension bridge safety comprehensive monitoring system is monitored galvanized wire for suspension bridge safety comprehensive, the steps include:
When A, regular (3 ~ 6 months) or the situation when the harm such as earthquake, traffic accident bridge security occur, remote control terminal 4 sends wireless instructions, by controlling the microcontroller 3 3.2 of described wireless transmission unit 3, the microcontroller 2 2.2 of further control radio frequency read-write subelement 2.0, triggers described frequency read/write 2.1 and sends pumping signal;
After the pumping signal of radio-frequency (RF) tag 1.3 received RF read write line 2.1 transmission of B, sensor detection sub-unit 1.0, worked by microcontroller 1 start sensor 1.1, record the safe condition parameter of cable, and be stored in radio-frequency (RF) tag 1.3; The data message of described cable safe condition parameter is passed to the frequency read/write 2.1 of radio frequency read-write subelement 2.0 by radio-frequency (RF) tag 1.3 again with radio frequency form;
The frequency read/write 2.1 of C, radio frequency read-write subelement 2.0 is under microcontroller 2 2.2 controls, described data message short-range wireless is passed to wireless transmission unit 3, and described data message is wirelessly transmitted to remote control terminal 4 by radio transmitters 3.1 by wireless transmission unit 3 again;
D, remote control terminal 4 receive and analyze the data message of radio transmitters 3.1 transmission of described wireless transmission unit 3, and the safe condition of each position of Comprehensive Assessment cable, when data exception, provides early warning signal.
Embodiment two
Fig. 3 and Fig. 4 illustrates, another kind of embodiment of the present invention is: a kind of galvanized wire for suspension bridge safety comprehensive monitoring system, comprise sensor detecting unit 1, described sensor detecting unit 1 is made up of the multiple sensor detection sub-unit 1.0 being positioned at cable diverse location place, its design feature is, the concrete formation of described each sensor detection sub-unit 1.0 is:
Sensor 1.1, is installed on cable, for detecting present position cable safe condition parameter;
The microcontroller 1 be electrically connected with sensor 1.1 and radio-frequency (RF) tag 1.3, for controlling the data message detected with storage sensors 1.1, and pass to radio frequency read-write cell 2 by described data message with radio frequency form;
Described radio frequency read-write cell 2 is read and write subelement 2.0 by multiple radio frequency being arranged at rope bridge diverse location place and is formed, described each radio frequency read-write subelement 2.0 is formed by frequency read/write 2.1 and the microcontroller 2 2.2 that is electrically connected with described frequency read/write 2.1, each radio frequency read-write subelement 2.0 reads the data message of the radio-frequency (RF) tag 1.3 of multiple sensor detection sub-unit 1.0 within the scope of certain distance, and by described data information transfer to wireless transmission unit 3;
Described wireless transmission unit 3 forms by reading and writing subelement 2.0 one_to_one corresponding with radio frequency and reading and writing with corresponding radio frequency multiple wireless transmission subelements 3.0 that subelement 2.0 is electrically connected, the microcontroller 3 3.2 that each wireless transmission subelement 3.0 comprises radio transmitters 3.1 and is electrically connected with described radio transmitters 3.1, in order to receive the data message of radio frequency read-write subelement 2.0 corresponding with it, and described data message is wirelessly transmitted to remote control terminal 4;
Described remote control terminal 4 is connected by long distance wireless with wireless transmission unit 3, described in Long-distance Control, wireless transmission unit 3 works, receive and analyze described wireless transmission unit 3 radio transmitters 3.1 send data message, the safe condition of each position of Comprehensive Assessment cable.
The sensor 1.1 of the detection sub-unit of sensor described in this example 1.0 comprises the strain gauge measuring cable stress state, also comprises the temperature sensor measuring ambient condition residing for cable; Described strain gauge is resistance strain gage or Piezoelectric strain transducer.
The power supply of the microcontroller 1 of the detection sub-unit of sensor described in this example 1.0 is dry cell.
The sensor 1.1 of each sensor detection sub-unit 1.0 described in this example, microcontroller 1 and radio-frequency (RF) tag 1.3 are packaged as a whole, and are protected by waterproof case.
By the method that above-mentioned galvanized wire for suspension bridge safety comprehensive monitoring system is monitored galvanized wire for suspension bridge safety comprehensive, the steps include:
When A, regular (3 ~ 6 months) or the situation when the harm such as earthquake, traffic accident bridge security occur, remote control terminal 4 sends wireless instructions, by controlling the microcontroller 3 3.2 of described wireless transmission unit 3, the microcontroller 2 2.2 of further control radio frequency read-write subelement 2.0, triggers described frequency read/write 2.1 and sends pumping signal;
After the pumping signal of radio-frequency (RF) tag 1.3 received RF read write line 2.1 transmission of B, sensor detection sub-unit 1.0, worked by microcontroller 1 start sensor 1.1, record the safe condition parameter of cable, and be stored in radio-frequency (RF) tag 1.3; The data message of described cable safe condition parameter is passed to the frequency read/write 2.1 of radio frequency read-write subelement 2.0 by radio-frequency (RF) tag 1.3 again with radio frequency form;
The frequency read/write 2.1 of C, radio frequency read-write subelement 2.0 is under microcontroller 2 2.2 controls, by described data information transfer to wireless transmission unit 3, described data message is wirelessly transmitted to remote control terminal 4 by radio transmitters 3.1 by wireless transmission unit 3 again;
D, remote control terminal 4 receive and analyze the data message of radio transmitters 3.1 transmission of described wireless transmission unit 3, and the safe condition of each position of Comprehensive Assessment cable, when data exception, provides early warning signal.
Embodiment three
This example is substantially identical with monitoring method with the system architecture of embodiment one, different only, in this example, the described microcontroller 1 of sensor detection sub-unit 1.0 is by solar cell and dry cell associating power supply.
Embodiment four
This example is substantially identical with monitoring method with the system architecture of embodiment one, different is only, the sensor 1.1 of the detection sub-unit of sensor described in this example 1.0 comprises the strain gauge measuring cable stress state, also comprises the temperature sensor and humidity sensor of measuring ambient condition residing for cable; Described strain gauge is resistance strain gage or Piezoelectric strain transducer.
Embodiment five
This example is substantially identical with monitoring method with the system architecture of embodiment one, different is only, the sensor 1.1 of the detection sub-unit of sensor described in this example 1.0 comprises the strain gauge measuring cable stress state, also comprises temperature sensor, humidity sensor and the air velocity transducer of measuring ambient condition residing for cable; Described strain gauge is resistance strain gage or Piezoelectric strain transducer.
Claims (10)
1. a galvanized wire for suspension bridge safety comprehensive monitoring system, comprise sensor detecting unit (1), described sensor detecting unit (1) is made up of the multiple sensor detection sub-unit (1.0) being positioned at cable diverse location place, it is characterized in that: the concrete formation of described each sensor detection sub-unit (1.0) is:
Sensor (1.1), is installed on cable, for detecting present position cable safe condition parameter;
The microcontroller one (1.2) be electrically connected with sensor (1.1) and radio-frequency (RF) tag (1.3), for the data message controlled and storage sensors (1.1) detects, and described data message is passed to radio frequency read-write cell (2) with radio frequency form;
Described radio frequency read-write cell (2) is read and write subelement (2.0) by multiple radio frequency being arranged at rope bridge diverse location place and is formed, described each radio frequency read-write subelement (2.0) is formed by frequency read/write (2.1) and the microcontroller two (2.2) that is electrically connected with described frequency read/write (2.1), each radio frequency read-write subelement (2.0) reads the data message of the radio-frequency (RF) tag (1.3) of multiple sensor detection sub-unit (1.0) within the scope of certain distance, and by described data information transfer to wireless transmission unit (3);
The microcontroller three (3.2) that described wireless transmission unit (3) comprises radio transmitters (3.1) and is electrically connected with described radio transmitters (3.1), for the data message controlling radio frequency read-write cell (2) work, frequency read/write (2.1) transmission of received RF read-write subelement (2.0) is come, and described data message is wirelessly transmitted to remote control terminal (4);
Described remote control terminal (4) is connected by long distance wireless with wireless transmission unit (3), wireless transmission unit (3) work described in Long-distance Control, receive and the data message that sends of the radio transmitters (3.1) analyzing described wireless transmission unit (3), the safe condition of each position of Comprehensive Assessment cable.
2. a kind of galvanized wire for suspension bridge safety comprehensive monitoring system according to claim 1, is characterized in that: the sensor (1.1) of described sensor detection sub-unit (1.0) comprises the strain gauge measuring cable stress state.
3. a kind of galvanized wire for suspension bridge safety comprehensive monitoring system according to claim 2, is characterized in that: the strain gauge of described measurement cable stress state is resistance strain gage or Piezoelectric strain transducer.
4. a kind of galvanized wire for suspension bridge safety comprehensive monitoring system according to claim 2, is characterized in that: the sensor (1.1) of described sensor detection sub-unit (1.0) also comprises one or more of temperature sensor, humidity sensor and the wind speed wind direction sensor measuring ambient condition residing for cable.
5. a kind of galvanized wire for suspension bridge safety comprehensive monitoring system according to claim 1, is characterized in that: the power supply of the microcontroller one (1.2) of described sensor detection sub-unit (1.0) is solar energy charging battery and (or) dry cell.
6. a kind of galvanized wire for suspension bridge safety comprehensive monitoring system according to claim 1, it is characterized in that: the sensor (1.1) of described each sensor detection sub-unit (1.0), microcontroller one (1.2) and radio-frequency (RF) tag (1.3) are packaged as a whole, and are protected by waterproof case.
7. a kind of galvanized wire for suspension bridge safety comprehensive monitoring system according to claim 1, it is characterized in that: described wireless transmission unit (3) is connected by short-range wireless with radio frequency read-write cell (2), and all radio frequencies that wireless transmission unit (3) control rope bridge is arranged are read and write subelement (2.0), received the next data message of frequency read/write (2.1) transmission of described all radio frequencies read-write subelement (2.0), and described data message is wirelessly transmitted to remote control terminal (4).
8. a kind of galvanized wire for suspension bridge safety comprehensive monitoring system according to claim 7, it is characterized in that: the concrete mode that described wireless transmission unit (3) is connected with radio frequency read-write cell (2) short-range wireless is: each radio frequency read-write subelement (2.0) of wireless transmission unit (3) and radio frequency read-write cell (2) is all provided with the low-power consumption monolithic radio frequency transceiving chip working in 2.4 ~ 2.4835GHz or 5.725 ~ 5.850GHz frequency band, in order to realize short-range wireless communication.
9. a kind of galvanized wire for suspension bridge safety comprehensive monitoring system according to claim 1, it is characterized in that: described wireless transmission unit (3) reads and writes subelement (2.0) one_to_one corresponding by with radio frequency, and read and write with corresponding radio frequency multiple wireless transmission subelements (3.0) that subelement (2.0) is electrically connected and form, the microcontroller three (3.2) that each wireless transmission subelement (3.0) comprises radio transmitters (3.1) and is electrically connected with described radio transmitters (3.1), in order to receive the data message of radio frequency read-write subelement (2.0) corresponding with it, and described data message is wirelessly transmitted to remote control terminal (4).
10., by the method that a kind of galvanized wire for suspension bridge safety comprehensive monitoring system according to claim 1 is monitored galvanized wire for suspension bridge safety comprehensive, the steps include:
When A, regular (3 ~ 6 months) or the situation when the harm such as earthquake, traffic accident bridge security occur, remote control terminal (4) sends wireless instructions, by controlling the microcontroller three (3.2) of described wireless transmission unit (3), the microcontroller two (2.2) of further control radio frequency read-write subelement (2.0), triggers described frequency read/write (2.1) and sends pumping signal;
After the pumping signal that radio-frequency (RF) tag (1.3) the received RF read write line (2.1) of B, sensor detection sub-unit (1.0) sends, worked by microcontroller one (1.2) start sensor (1.1), record the safe condition parameter of cable, and be stored in radio-frequency (RF) tag (1.3); The data message of described cable safe condition parameter is passed to the frequency read/write (2.1) of radio frequency read-write subelement (2.0) by radio-frequency (RF) tag (1.3) again with radio frequency form;
The frequency read/write (2.1) of C, radio frequency read-write subelement (2.0) is under microcontroller two (2.2) controls, by described data information transfer to wireless transmission unit (3), described data message is wirelessly transmitted to remote control terminal (4) by radio transmitters (3.1) by wireless transmission unit (3) again;
D, remote control terminal (4) receive and the data message that sends of the radio transmitters (3.1) analyzing described wireless transmission unit (3), the safe condition of each position of Comprehensive Assessment cable, when data exception, provide early warning signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510181181.7A CN104777815B (en) | 2015-04-16 | 2015-04-16 | A kind of galvanized wire for suspension bridge safety comprehensive monitoring system and monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510181181.7A CN104777815B (en) | 2015-04-16 | 2015-04-16 | A kind of galvanized wire for suspension bridge safety comprehensive monitoring system and monitoring method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104777815A true CN104777815A (en) | 2015-07-15 |
| CN104777815B CN104777815B (en) | 2017-10-13 |
Family
ID=53619345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510181181.7A Active CN104777815B (en) | 2015-04-16 | 2015-04-16 | A kind of galvanized wire for suspension bridge safety comprehensive monitoring system and monitoring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104777815B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865821A (en) * | 2016-05-19 | 2016-08-17 | 东南大学 | Fabricated double-tower ground anchor type suspension bridge model test system |
| CN106803107A (en) * | 2015-11-26 | 2017-06-06 | 中国电力科学研究院 | A kind of stress acquisition system based on RF tag |
| CN109632122A (en) * | 2018-09-20 | 2019-04-16 | 广东省长大公路工程有限公司 | Suspension bridge strand temperature automatic measurement system and Internet of Things measurement and control of temperature platform including it |
| CN112564737A (en) * | 2020-12-02 | 2021-03-26 | 上海坤锐电子科技有限公司 | Cable detection system |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101038488A (en) * | 2007-05-09 | 2007-09-19 | 重庆交通大学 | Bridge remote monitoring system |
| KR100804683B1 (en) * | 2007-08-22 | 2008-02-18 | 주식회사 동우기술단 | Bridge safty system |
| CN201145621Y (en) * | 2007-12-29 | 2008-11-05 | 国网北京电力建设研究院 | Device and system for detecting strain tower pull wire tension |
| CN101408487A (en) * | 2008-10-28 | 2009-04-15 | 常州赛杰电子信息有限公司 | Bridge structure safe state emergency monitoring and early warning method and system based on wireless sensor network |
| CN102013024A (en) * | 2010-11-04 | 2011-04-13 | 南通大学 | Grain depot and grain situation wireless monitoring system based on multistage RFID reader-writer network |
| CN201828949U (en) * | 2010-09-17 | 2011-05-11 | 广州中大百迅信息技术有限公司 | RFID (radio frequency identification device) node label with environmental parameter detecting function and sensor network based on node label |
| CN201859145U (en) * | 2010-08-13 | 2011-06-08 | 上海建工（集团）总公司 | Concrete quality monitoring system based on RFID |
| CN102238024A (en) * | 2010-04-28 | 2011-11-09 | 上海互惠信息技术有限公司 | Radio frequency identification (RFID)-based intelligent network system |
| CN102355749A (en) * | 2011-07-14 | 2012-02-15 | 南京邮电大学 | Intelligent residential district method on basis of RFID (radio frequency identification) in wireless sensor network |
| KR101172260B1 (en) * | 2005-10-21 | 2012-08-08 | 에스케이텔레콤 주식회사 | System and Method for Managing Safety Condition of Bridge/Tunnel Using Wireless Short-Distance Communication |
| US20120235799A1 (en) * | 2011-03-15 | 2012-09-20 | Omron Corporation | Rfid reader/writer, rfid system, and communication method |
| CN102722738A (en) * | 2011-03-31 | 2012-10-10 | 刘云龙 | Active interactive visual RFID electronic label module |
| CN102867199A (en) * | 2012-08-28 | 2013-01-09 | 暨南大学 | Multi-parameter intelligent monitoring system and monitoring method for logistics container |
| CN203243364U (en) * | 2013-01-31 | 2013-10-16 | 衢州学院 | Remote bridge structure monitoring system based on technologies of Internet of Things |
| CN203249647U (en) * | 2013-06-03 | 2013-10-23 | 浙江海洋学院 | Bridge state monitoring system based on GSM messages |
| CN203759763U (en) * | 2014-04-14 | 2014-08-06 | 杭州昊美科技有限公司 | Intelligent power equipment patrol system based on RFID technique |
| CN104021403A (en) * | 2014-05-14 | 2014-09-03 | 浙江工业大学 | Indoor prison person positioning system based on active RFID |
| CN204856174U (en) * | 2015-04-16 | 2015-12-09 | 成都柏森松传感技术有限公司 | Suspension bridge cable safety integrated monitoring system |
-
2015
- 2015-04-16 CN CN201510181181.7A patent/CN104777815B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101172260B1 (en) * | 2005-10-21 | 2012-08-08 | 에스케이텔레콤 주식회사 | System and Method for Managing Safety Condition of Bridge/Tunnel Using Wireless Short-Distance Communication |
| CN101038488A (en) * | 2007-05-09 | 2007-09-19 | 重庆交通大学 | Bridge remote monitoring system |
| KR100804683B1 (en) * | 2007-08-22 | 2008-02-18 | 주식회사 동우기술단 | Bridge safty system |
| CN201145621Y (en) * | 2007-12-29 | 2008-11-05 | 国网北京电力建设研究院 | Device and system for detecting strain tower pull wire tension |
| CN101408487A (en) * | 2008-10-28 | 2009-04-15 | 常州赛杰电子信息有限公司 | Bridge structure safe state emergency monitoring and early warning method and system based on wireless sensor network |
| CN102238024A (en) * | 2010-04-28 | 2011-11-09 | 上海互惠信息技术有限公司 | Radio frequency identification (RFID)-based intelligent network system |
| CN201859145U (en) * | 2010-08-13 | 2011-06-08 | 上海建工（集团）总公司 | Concrete quality monitoring system based on RFID |
| CN201828949U (en) * | 2010-09-17 | 2011-05-11 | 广州中大百迅信息技术有限公司 | RFID (radio frequency identification device) node label with environmental parameter detecting function and sensor network based on node label |
| CN102013024A (en) * | 2010-11-04 | 2011-04-13 | 南通大学 | Grain depot and grain situation wireless monitoring system based on multistage RFID reader-writer network |
| US20120235799A1 (en) * | 2011-03-15 | 2012-09-20 | Omron Corporation | Rfid reader/writer, rfid system, and communication method |
| CN102722738A (en) * | 2011-03-31 | 2012-10-10 | 刘云龙 | Active interactive visual RFID electronic label module |
| CN102355749A (en) * | 2011-07-14 | 2012-02-15 | 南京邮电大学 | Intelligent residential district method on basis of RFID (radio frequency identification) in wireless sensor network |
| CN102867199A (en) * | 2012-08-28 | 2013-01-09 | 暨南大学 | Multi-parameter intelligent monitoring system and monitoring method for logistics container |
| CN203243364U (en) * | 2013-01-31 | 2013-10-16 | 衢州学院 | Remote bridge structure monitoring system based on technologies of Internet of Things |
| CN203249647U (en) * | 2013-06-03 | 2013-10-23 | 浙江海洋学院 | Bridge state monitoring system based on GSM messages |
| CN203759763U (en) * | 2014-04-14 | 2014-08-06 | 杭州昊美科技有限公司 | Intelligent power equipment patrol system based on RFID technique |
| CN104021403A (en) * | 2014-05-14 | 2014-09-03 | 浙江工业大学 | Indoor prison person positioning system based on active RFID |
| CN204856174U (en) * | 2015-04-16 | 2015-12-09 | 成都柏森松传感技术有限公司 | Suspension bridge cable safety integrated monitoring system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106803107A (en) * | 2015-11-26 | 2017-06-06 | 中国电力科学研究院 | A kind of stress acquisition system based on RF tag |
| CN105865821A (en) * | 2016-05-19 | 2016-08-17 | 东南大学 | Fabricated double-tower ground anchor type suspension bridge model test system |
| CN109632122A (en) * | 2018-09-20 | 2019-04-16 | 广东省长大公路工程有限公司 | Suspension bridge strand temperature automatic measurement system and Internet of Things measurement and control of temperature platform including it |
| CN109632122B (en) * | 2018-09-20 | 2023-11-24 | 广东省长大公路工程有限公司 | Automatic temperature measurement system for rope strands of suspension bridge and temperature measurement and control platform of Internet of things comprising automatic temperature measurement and control system |
| CN112564737A (en) * | 2020-12-02 | 2021-03-26 | 上海坤锐电子科技有限公司 | Cable detection system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104777815B (en) | 2017-10-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104777815A (en) | Comprehensive monitoring system and method of suspension bridge cable safety | |
| CN209148032U (en) | Bridge health monitoring system based on Internet of Things | |
| JP7483195B2 (en) | Remote condition monitoring system and monitoring method | |
| CN104058343A (en) | Tower crane safety monitoring system and monitoring method | |
| CN108332789A (en) | A kind of structural healthy monitoring system of train pantograph | |
| CN206330611U (en) | It is a kind of can remote real time monitoring steel tower safety intelligent monitor system | |
| WO2020170009A1 (en) | Systems and methods for monitoring the condition of a fall-protection safety system | |
| CN204856174U (en) | Suspension bridge cable safety integrated monitoring system | |
| CN109061722A (en) | A kind of substation's Seismic Evaluation system and method | |
| CN202832658U (en) | Tunnel engineering intelligent monitoring and alarming system | |
| CN202511931U (en) | Pre-stressed component tension measurement device | |
| CN116929624B (en) | Bolt shaft force monitoring device, method, equipment and medium | |
| CN205608217U (en) | Be applied to meteorological measuring apparatu of weather information monitoring and early warning | |
| CN103200261A (en) | Data wireless transmission remote monitoring measuring system and control method thereof | |
| CN206627293U (en) | Condition monitoring system and emergency warning system | |
| CN206375590U (en) | Tower crane remote wireless monitoring device | |
| CN202512172U (en) | Intelligent machine electrical impedance sensor for monitoring structure health conditions | |
| CN208366310U (en) | A kind of mass presdiction and disaster prevention crack detecting device | |
| CN204630657U (en) | A kind of raceway vibration monitoring node | |
| CN209416547U (en) | A kind of device of round-the-clock monitoring loss of prestress | |
| CN102519644A (en) | Force measuring device for truss anchor cable | |
| CN102081000A (en) | On-line detection device for shaft-sinking suspension steel wire rope | |
| CN201311281Y (en) | Remote strain measuring collector | |
| CN207317848U (en) | A kind of communication iron tower remote monitoring device of combination Internet of Things | |
| Yun et al. | Wireless sensing technologies for bridge monitoring and assessment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yong Yuan Inventor after: Li Hongyang Inventor after: Han Kui Inventor after: Wu Tong Inventor after: Huang Xiaoxia Inventor before: Yong Yuan Inventor before: Han Kui Inventor before: Wu Tong Inventor before: Huang Xiaoxia |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220125 Address after: 610031 room 66666, building 11, No. 11, Jiaogui 1st lane, Jinniu District, Chengdu, Sichuan Patentee after: Chengdu Shenkai Technology Co.,Ltd. Address before: 610031 No. 204, block A, office building, modern industrial center, Southwest Jiao Tong University, Jinniu District Jiao Da Road, Chengdu, Sichuan, 144 Patentee before: CHENGDU BOSENSONG SENSING TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |