CN206450355U - A kind of bridge cable cable force monitoring equipment communicated based on NB IoT - Google Patents
A kind of bridge cable cable force monitoring equipment communicated based on NB IoT Download PDFInfo
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- CN206450355U CN206450355U CN201720162756.5U CN201720162756U CN206450355U CN 206450355 U CN206450355 U CN 206450355U CN 201720162756 U CN201720162756 U CN 201720162756U CN 206450355 U CN206450355 U CN 206450355U
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- circuit board
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- communication modules
- collecting circuit
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Abstract
The utility model provides a kind of bridge cable cable force monitoring equipment communicated based on NB IoT, including：MEMS acceleration transducers, collecting circuit board, lithium battery and NB IoT wireless communication modules, collecting circuit board are made up of signal conditioning circuit, A/D converter, microcontroller and USB interface；The MEMS acceleration transducers are connected with collecting circuit board, and collecting circuit board is connected with NB IoT wireless communication modules, and lithium battery is connected with collecting circuit board, and acceleration transducer, collecting circuit board and NB IoT wireless communication modules are powered；Microcontroller is connected with NB IoT wireless communication modules, data pass through NB IoT wireless communication modules again, RFDC is carried out between operators communication base station, the rope force data of collection is sent to cloud network server, the data that cloud network server receiving device is uploaded, and data are handled, stored, are analyzed and displaying.The utility model substantially increases signal transmission distance, reduces power consumption, and long term monitoring can be carried out using lithium battery, reduces the cost using solar electric power supply system.
Description
Technical field
The utility model is related to bridge cable force monitoring technical field, and in particular to a kind of to be drawn based on the bridge that NB-IoT communicates
Cable force monitoring device.
Background technology
Drag-line is the crucial primary structure member of the guy system bridge such as cable-stayed bridge, bowstring arch bridge, suspension bridge.In bridge operation mistake
Cheng Zhong, drag-line due to that by environmental corrosion and aging action, can produce corrosion, fracture of wire, even break unavoidably over time
Equivalent damage is split, can be with the safe condition of real-time perception bridge cable by being monitored to bridge cable Suo Li, and sent out in drag-line
Alarm is sent when raw damage and exception, it is ensured that the operation security of bridge.
Bridge cable cable force monitoring equipment generally uses two kinds of wired cable tension sensor and wireless cable tension sensor, due to having
The mode cost of line sensor network is high, construction trouble, cycle are long, using wireless cable tension sensor networking application increasingly
It is many.Typically the wireless cable tension sensor based on ZigBee or Bluetooth wireless technology is arranged on drag-line, then passed through
The radio network gateways of built-in ZigBee and GPRS/4G communication modules at the scene is installed by the no trace power in the range of its neighbouring hundred meters
Sensor node data is sent to remote monitoring center.
However, there is problems with the existing no trace power monitoring system based on ZigBee or Bluetooth technology：
1st, because the guy system such as cable-stayed bridge, suspension bridge bridge span is big, bridge length kms up to hundreds of meters or even above,
Cable force monitoring system communication distance based on the wireless technology such as ZigBee or bluetooth is short, and a radio network gateway can only be covered near it
Wireless cable tension sensor node in smaller range, therefore networking is less efficient, it is necessary to install more radio network gateway, cost compared with
It is high；
2nd, because the cable force monitoring gateway based on ZigBee technology can be only installed at bridge scene, because power consumption is larger, need
Solar electric power supply system to be installed to each gateway individually to be powered, add construction complexity and system Construction cost；
3rd, because the cable force monitoring device signal penetration power based on the wireless technology such as ZigBee or bluetooth is weak, as such Suo Li
When monitoring device is arranged on progress drag-line monitoring inside bridge box and beam, signal transmission is obstructed, it is impossible to complete wireless system networking.
Utility model content
（One）The technical problem of solution
In view of the shortcomings of the prior art, the utility model provides a kind of bridge cable Suo Li prisons communicated based on NB-IoT
Measurement equipment, solves that existing no trace power monitoring technology transmission range is short, cost is higher, power consumption is larger and in bridge box and beam
The limited not enough problem of portion's application.
（Two）Technical scheme
To realize object above, the utility model is achieved by the following technical programs：One kind is based on NB-IoT communications
Bridge cable cable force monitoring equipment, including：MEMS acceleration transducers, collecting circuit board, lithium battery and NB-IoT channel radios
Believe module, wherein collecting circuit board is made up of signal conditioning circuit, A/D converter, microcontroller and USB interface；The MEMS
Acceleration transducer is connected with collecting circuit board, and collecting circuit board is connected with NB-IoT wireless communication modules, the lithium battery with
Collecting circuit board is connected, and acceleration transducer, collecting circuit board and NB-IoT wireless communication modules are powered；The MEMS
Acceleration transducer collection drag-line acceleration signal is transferred to signal conditioning circuit, by signal conditioning circuit to acceleration telecommunications
Number it is amplified, filters, A/D converter carries out analog-to-digital conversion, microcontroller implementation acquisition control simultaneously passes through built-in algorithms program
Acceleration information is scaled rope force data, microcontroller is connected with NB-IoT wireless communication modules, and data are passing through NB-IoT
RFDC is carried out between wireless communication module, with operators communication base station, the rope force data of collection is sent to high in the clouds
The webserver, the data that cloud network server receiving device is uploaded, and data are handled, stored, are analyzed and displaying.
Described USB interface is connected with computer, and detection device parameter is configured.
Embedded sim cards built in described NB-IoT wireless communication modules.
Described drawing board lower surface is provided with the instrument cases of outwardly convex.
（Three）Beneficial effect
The utility model embodiment provides a kind of bridge cable cable force monitoring equipment communicated based on NB-IoT.Possess one
Lower beneficial effect：The utility model（1）ZigBee is substituted using NB-IoT wireless communication modules or bluetooth carries out bridge cable rope
The transmission of force data, substantially increases node communication distance, reduces the use of radio network gateway, hence it is evident that reduce the live group of bridge
The complexity of net and the construction cost of cable force monitoring system；（2）ZigBee or indigo plant are substituted using NB-IoT wireless communication modules
Tooth carries out the transmission of bridge cable rope force data, and wireless signal penetration power is greatly enhanced, and bridge inside is drawn so as to realize
Rope is monitored；（3）ZigBee is substituted using NB-IoT wireless communication modules or bluetooth carries out the biography of bridge cable rope force data
It is defeated, power consumption is greatly reduced, long term monitoring can be carried out using lithium battery, the cost using solar electric power supply system is reduced.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 the utility model theory structure schematic diagrams.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to
The scope of the utility model protection.
Reference picture 1, a kind of bridge cable cable force monitoring equipment communicated based on NB-IoT of the present utility model, including：
MEMS acceleration transducers, collecting circuit board, lithium battery and NB-IoT wireless communication modules, wherein collecting circuit board are adjusted by signal
Manage circuit, A/D converter, microcontroller and USB interface composition；The MEMS acceleration transducers use silicon micro-capacitive broach
Structure, is made up of statically indeterminate beam, mass, float electrode, fixed electrode, and the bridge cable sensed vibration is converted into telecommunications
Number；The MEMS acceleration transducers are connected with collecting circuit board, and collecting circuit board is connected with NB-IoT wireless communication modules, institute
State lithium battery with collecting circuit board to be connected, acceleration transducer, collecting circuit board and NB-IoT wireless communication modules are supplied
Electricity；The MEMS acceleration transducers collection acceleration signal is transferred to signal conditioning circuit, is added by signal conditioning circuit pair
Speed electric signal is amplified, filtered, and A/D converter carries out analog-to-digital conversion, microcontroller implementation acquisition control and by built-in
Acceleration information is scaled rope force data by algorithm routine, and microcontroller is connected with NB-IoT wireless communication modules, and data are logical
NB-IoT wireless communication modules are crossed, RFDC is carried out between operators communication base station, the rope force data of collection is sent out
Cloud network server, the data that cloud network server receiving device is uploaded are sent to, and data are handled, stored, are divided
Analysis and displaying；Described USB interface is connected with computer, and device parameter is configured；Described NB-IoT wireless communication modules
Built-in embedded sim cards（eSIM）, with carrying out RFDC between operator base station, and send data to cloud network
Server.
In the utility model, we employ the transmission that NB-IoT communication modules carry out bridge cable rope force data, greatly
Improve monitoring device communication distance greatly；In the utility model, we employ NB-IoT communication modules and carry out bridge cable
The transmission of rope force data, wireless signal penetration power is greatly enhanced, and bridge inside drag-line is monitored so as to realize；At this
In utility model, we employ the transmission that NB-IoT communication modules carry out bridge cable rope force data, reduce radio network gateway
Installation and deployment, reduce monitoring system and implement complexity and monitoring system construction cost.
It should be noted that above-described embodiment does not limit the utility model in any form, all use equivalent substitutions or wait
The technical scheme that the mode of effect conversion is obtained, all falls within protection domain of the present utility model.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to foregoing reality
Example is applied the utility model is described in detail, it will be understood by those within the art that：It still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent substitution is carried out to which part technical characteristic；And these
Modification is replaced, and the essence of appropriate technical solution is departed from the spirit and model of each embodiment technical scheme of the utility model
Enclose.
Claims (3)
1. a kind of bridge cable cable force monitoring equipment communicated based on NB-IoT, including：MEMS acceleration transducers, Acquisition Circuit
Plate, lithium battery and NB-IoT wireless communication modules, it is characterised in that：Wherein collecting circuit board is changed by signal conditioning circuit, A/D
Device, microcontroller and USB interface composition；The MEMS acceleration transducers are connected with collecting circuit board, collecting circuit board and NB-
IoT wireless communication modules are connected, and the lithium battery is connected with collecting circuit board, to acceleration transducer, collecting circuit board and NB-
IoT wireless communication modules are powered；The MEMS acceleration transducers collection acceleration signal is transferred to signal conditioning circuit,
Acceleration electric signal is amplified by signal conditioning circuit, filtered, A/D converter carries out analog-to-digital conversion, microcontroller is real
Acceleration information is simultaneously scaled rope force data, microcontroller and NB-IoT channel radios by existing acquisition control by built-in algorithms program
Believe module be connected, data again by carrying out RFDC between NB-IoT wireless communication modules, with operators communication base station,
The rope force data of collection is sent to cloud network server, the data that cloud network server receiving device is uploaded, and logarithm
According to being handled, store, analyze and displaying.
2. the bridge cable cable force monitoring equipment according to claim 1 communicated based on NB-IoT, it is characterised in that：It is described
USB interface be connected with computer, device parameter is configured.
3. the bridge cable cable force monitoring equipment according to claim 1 communicated based on NB-IoT, it is characterised in that：It is described
NB-IoT wireless communication modules built in embedded sim cards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720162756.5U CN206450355U (en) | 2017-02-23 | 2017-02-23 | A kind of bridge cable cable force monitoring equipment communicated based on NB IoT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720162756.5U CN206450355U (en) | 2017-02-23 | 2017-02-23 | A kind of bridge cable cable force monitoring equipment communicated based on NB IoT |
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| Publication Number | Publication Date |
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| CN206450355U true CN206450355U (en) | 2017-08-29 |
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| CN201720162756.5U Expired - Fee Related CN206450355U (en) | 2017-02-23 | 2017-02-23 | A kind of bridge cable cable force monitoring equipment communicated based on NB IoT |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883921A (en) * | 2017-11-08 | 2018-04-06 | 合肥工业大学 | A kind of shaft tower heeling condition monitoring system based on NB IoT technologies |
| CN108613763A (en) * | 2018-05-11 | 2018-10-02 | 上海市建筑科学研究院 | Fiber Bragg grating type drag-line cable force monitoring sensor based on frequency method and method for sensing |
| CN109443517A (en) * | 2018-09-13 | 2019-03-08 | 东南大学 | For measuring the wireless 4G noise transducer and method for sensing of bridge floor speed |
| CN110220630A (en) * | 2019-07-05 | 2019-09-10 | 大连大学 | A kind of portable bridge cable force detecting device |
| CN111042002A (en) * | 2020-02-14 | 2020-04-21 | 山东博远重工有限公司 | Bridge template placement platform system and method based on Internet of things |
-
2017
- 2017-02-23 CN CN201720162756.5U patent/CN206450355U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883921A (en) * | 2017-11-08 | 2018-04-06 | 合肥工业大学 | A kind of shaft tower heeling condition monitoring system based on NB IoT technologies |
| CN108613763A (en) * | 2018-05-11 | 2018-10-02 | 上海市建筑科学研究院 | Fiber Bragg grating type drag-line cable force monitoring sensor based on frequency method and method for sensing |
| CN108613763B (en) * | 2018-05-11 | 2023-11-03 | 上海市建筑科学研究院 | Fiber bragg grating type inhaul cable force monitoring sensor and sensing method based on frequency method |
| CN109443517A (en) * | 2018-09-13 | 2019-03-08 | 东南大学 | For measuring the wireless 4G noise transducer and method for sensing of bridge floor speed |
| CN110220630A (en) * | 2019-07-05 | 2019-09-10 | 大连大学 | A kind of portable bridge cable force detecting device |
| CN111042002A (en) * | 2020-02-14 | 2020-04-21 | 山东博远重工有限公司 | Bridge template placement platform system and method based on Internet of things |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181108 Address after: 100000 Building No. 12, Xidawang Road, Chaoyang District, Beijing (incubator 26563, National Advertising Industry Park) Patentee after: Beijing Sense Civil Technology Co., Ltd. Address before: 241000 First Floor of Qinge Science and Technology Administration Building on the East Side of Shibanzhou Avenue, Gaogou Town, Wuwei County, Wuhu City, Anhui Province Patentee before: Anhui perception of Civil Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 Termination date: 20210223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |