CN208968508U - A kind of portable fracture width long term monitoring, early warning system - Google Patents
A kind of portable fracture width long term monitoring, early warning system Download PDFInfo
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- CN208968508U CN208968508U CN201821707974.3U CN201821707974U CN208968508U CN 208968508 U CN208968508 U CN 208968508U CN 201821707974 U CN201821707974 U CN 201821707974U CN 208968508 U CN208968508 U CN 208968508U
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Abstract
The utility model discloses a kind of portable fracture width long term monitoring, early warning system, including sensor, data acquisition equipment and long-distance monitorng device, sensor monitors the variation of concrete crack width；The connection of the node of data acquisition equipment and sensor；Long-distance monitorng device is communicated with data acquisition equipment, and the data that the data processing unit of long-distance monitorng device acquires data acquisition equipment are parsed, calculated, and is judged whether to trigger prewarning unit according to obtained calculated value.The utility model, independently data can be parsed by data processing unit, be calculated, reduce human-equation error, and the result of calculating be compared with the upper limit threshold of setting, if measured value greatly if automatic trigger alarm, realize automatic detection, Field Monitoring Technique personnel are liberated, are increased productivity, the acquisition module of integrated formation has the advantages that structure is simple, at low cost, portable, long-range monitoring is realized simultaneously, and most direct judgment basis can be provided in real time to manager.
Description
Technical field
The utility model relates to fracture width monitoring technical fields, and in particular to a kind of portable fracture width is supervised for a long time
It surveys, early warning system.
Background technique
Concrete-bridge accounts for the overwhelming majority in China's active service and in bridge construction beam, sends out national economic development and social development
Particularly important effect is waved, while the long term monitoring of its safety and health situation is also by the extensive of domestic and abroad bridge worker
Concern and research.
Generation and hair due to the development of the disease of concrete-bridge, performance degradation and structural failure usually because of crack
Exhibition, therefore long term monitoring is carried out to crack present on bridge structure, by Analysis on monitoring data beam body surface crack to bridge
The influence of structure is particularly important.It is found by market survey, is directed to the complete instrument of distress in concrete long term monitoring on the market
Device is less, and there is also following defects when in use:
(1) existing equipment component needs to receive by computer collection in worksite, and long-range unattended duty acquisition, waste is not implemented
Human cost；
(2) most of Crack Monitoring functions of the equipments are single, only can be carried out the acquisition and storage of data, also need people to data
It is handled and is analyzed, can just judge whether to comply with standard, working efficiency is low；
(3) existing concrete Crack Detection equipment majority is the combination of equipment, and structure is complicated, at high cost, and needs scene
The data of equipment debugging and acquisition are carried out, work on the spot content is heavy, and error link is more.
In view of this, being badly in need of improving existing distress in concrete detection device, to liberate Field Monitoring Technique people
Member reduces human-equation error, while realizing intelligentized control method, increase working efficiency, simplify structure, reduce production cost.
Utility model content
Technical problem to be solved in the utility model is that existing distress in concrete detection device presence needs work people
Lost labor's cost is easy to appear operation error simultaneously to real-time monitoring to member in turn at the scene, can not achieve intelligent monitoring, work
Low efficiency and device structure complexity, problem at high cost.
In order to solve the above-mentioned technical problem, it is wide to be to provide a kind of portable crack for technical solution used by the utility model
Spend long term monitoring, early warning system, comprising:
Sensor, for monitoring the variation of concrete crack width；
Data acquisition equipment connects and composes sensor network, serial server by the node of route and the sensor
The sensor network is accessed into 4G router, the data acquisition equipment sends the data of acquisition to by 4G wireless network
Internet；
Long-distance monitorng device connects Internet by Ethernet and communicates with the data acquisition equipment, the long-range prison
Controlling device includes data processing unit and prewarning unit, the data that the data processing unit acquires the data acquisition equipment
It parsed, calculated, judged whether to trigger the prewarning unit according to obtained calculated value.
In the above scheme, the data processing unit is equipped with the upper limit threshold of fracture width, the data processing unit
The data for receiving the data acquisition unit acquisition are parsed, and converse the sensor by the current value collected
Variable quantity, then the initial value subtracted when the sensor is installed obtain the change width in crack, and the change width value in crack exceeds
Upper limit threshold triggers the prewarning unit.
In the above scheme, the long-distance monitorng device issues work order, the data to the data acquisition equipment
Acquisition equipment receives the work order and the node of the sensor is ordered to be adjusted its working frequency and work opportunity.
In the above scheme, whether the data acquisition equipment is equipped with normal for prompting in-site installation and data to transmit
Multiple indicator lamp groups, indicator lamp groups described in every group include green indicator light and red indicating light, and are configured that
The data acquisition equipment operates normally, the green indicator light of the state for showing the data acquisition equipment
Bright, otherwise red indicating light is bright；
The data acquisition equipment connects the sensor, and the green indicator light for showing connection status is bright, otherwise red
Color indicator light is bright；
The data acquisition equipment uploads data, and the green indicator light for showing upload state is bright, otherwise red instruction
Lamp is bright；
The thimble of the sensor refers in intermediate range, for showing that concrete crack width changes green indicator light
Bright, otherwise red indicating light is bright；
The long-distance monitorng device receives the data that the data acquisition equipment uploads, for showing the green of reception state
Indicator light is bright, and otherwise red indicating light is bright.
In the above scheme, the sensor includes high accuracy displacement sensor, resistance strain gage and vibratory string crack sensing
Device.
In the above scheme, the data acquisition equipment includes shell and the data acquisition module that is arranged in the shell
Block, the side of the shell are equipped with the wiring slot for connecting with the sensor line.
In the above scheme, the shell is equipped with circumscription socket, and the circumscription socket includes connector, AE antenna, fills
Electrical interface, slot.
In the above scheme, the shell is equipped with the bolt hole passed through for bolt, and the shell is hung by bolt
In bridge structure.
In the above scheme, the data acquisition equipment can connect external power supply or built-in power, the built-in power packet
Include charged lithium cells, dry cell, solar energy electroplax.
In the above scheme, client identification module built in the data acquisition equipment, the client identification module include moving
Dynamic SIM card, connection SIM card, telecommunications SIM card.
Compared with prior art, the utility model independently can parse data by data processing unit, be calculated,
Process is simple, reduces human-equation error, and the result of calculating is compared with the upper limit threshold of setting, if measured value greatly if it is automatic
Alarm is triggered, realizes automatic detection, Field Monitoring Technique personnel is liberated, increases productivity, the acquisition module of integrated formation
Have the advantages that structure is simple, at low cost, portable, while realizing long-range monitoring, can provide in real time to manager and most directly sentence
Determine foundation.
Detailed description of the invention
Fig. 1 is that the data of the utility model acquire transmission frame composition.
Specific embodiment
The utility model provides a kind of portable fracture width long term monitoring, early warning system, the acquisition of integrated formation
Modular structure is simple, it is at low cost, have the advantages that portable, while can realize that remote automation monitors, liberate Field Monitoring Technique
Personnel increase productivity.The utility model is described in detail with specific embodiment with reference to the accompanying drawings of the specification.
As shown in Figure 1, a kind of portable fracture width long term monitoring provided by the utility model, early warning system include sensing
Device 10, data acquisition equipment 20 and long-distance monitorng device.
Wherein sensor 10 is used to monitor the variation of concrete crack width, and in order to meet the need of distress in concrete monitoring
It asks, sensor 10 needs, shield effectiveness good and can satisfy high frequency sample requirement the characteristics of high with high resolution, precision,
Such as high accuracy displacement sensor, resistance strain gage and with vibratory string crack sensors, wherein to distress in concrete use range
Sensor 10 for 2mm be it is the most suitable, then can be real by the displacement sensor of wide range to other structures displacement monitoring
It is existing, if sample frequency is of less demanding in monitoring process, also can external vibratory strain ga(u)ge, sampling precision can more be accurate to 1 μ ε.
Data acquisition equipment 20 connects and composes 10 network of sensor, preferred route by the node of route and sensor 10
For 485 buses, the data of acquisition are passed through 10 network insertion 4G router of sensor, data acquisition equipment 20 by serial server
4G wireless network is sent to Internet.
Data acquisition equipment 20 includes the data acquisition module of shell and setting inside the shell, and the side of shell, which is equipped with, to be used for
With the wiring slot and other circumscription sockets of 10 connection of sensor, wherein circumscription socket includes connector, AE antenna, fills
Electrical interface, slot etc., convenient for the connection of route.
Shell is equipped with the bolt hole passed through for bolt, and shell is suspended on bridge structure by bolt, and structure is simple, just
In the installation and removal of data acquisition equipment 20.
Data acquisition equipment 20 can connect external power supply or built-in power, and wherein built-in power includes charged lithium cells, does
Battery, solar energy electroplax can do different selections according to the difference of topography, easy to use.Simultaneously in order to data transmission confidentiality,
Client identification module built in data acquisition equipment 20, client identification module include mobile SIM card, connection SIM card, telecommunications SIM card
Deng, it is orientable to transmit data, it is played a role by the service of network operation service provider, by the collected number of live crack sensors 10
According to being transferred to Cloud Server platform.
Data acquisition equipment 20 is equipped with for prompting in-site installation and the whether normal multiple indicator lamp groups of data transmission,
Every group of indicator lamp groups include green indicator light and red indicating light, specifically include following several states:
Data acquisition equipment 20 operates normally, no for showing that the green indicator light of state of data acquisition equipment 20 is bright
Then red indicating light is bright；
Data acquisition equipment 20 connects sensor 10, and the green indicator light for showing connection status is bright, and otherwise red refers to
Show that lamp is bright；
Data acquisition equipment 20 uploads data, and the green indicator light for showing upload state is bright, otherwise red indicating light
It is bright；
The thimble of sensor 10 refers in intermediate range, for showing that concrete crack width variation green indicator light is bright,
Otherwise red indicating light is bright；
Long-distance monitorng device receives the data of the upload of data acquisition equipment 20, for showing the green indicator light of reception state
Bright, otherwise red indicating light is bright.
Field personnel can intuitively find out the working condition of all parts, while which can more quickly judge
A component breaks down, and avoids investigation step by step, reduces workload, and then increase the convenience used.
The 20 integrated data acquisition unit of data acquisition equipment of the utility model, the internal battery of large capacity and client's identification
Module, high accuracy displacement sensor 10 of arranging in pairs or groups is whole small and exquisite, light, modular integrated so that in-site installation is convenient, fast.
When some module breaks down, it can be searched rapidly without professional, positioning failure and replace faulty module or biography
Sensor 10.The scalability of system is strong, and the increase of measuring point quantity can be completed without complicated configuration and wiring or delete.
Long-distance monitorng device connects Internet by Ethernet and communicates with data acquisition equipment 20, long-distance monitorng device packet
Data processing unit and prewarning unit are included, the data that data processing unit acquires data acquisition equipment 20 are parsed, are calculated,
Judged whether to trigger prewarning unit according to obtained calculated value.
Specific step is as follows:
The upper limit threshold of fracture width is equipped in data processing unit, data processing unit receives data acquisition unit acquisition
Data parsed, the variable quantity of sensor 10 is conversed by the current value collected, then subtract sensor 10 installation
When initial value obtain the change width in crack, if the change width value in crack exceed upper limit threshold, triggering prewarning unit mention
It wakes up.
And long-distance monitorng device issues work order to data acquisition equipment 20, data acquisition equipment 20 receives work order
And the node of command sensor 10 is adjusted its working frequency and work opportunity, and it is easy to use, it can meet under different situations
Needs.
The utility model independently can parse data by data processing unit, be calculated, and process is simple, reduces people
Because of fault, and the result of calculating is compared with the upper limit threshold of setting, if measured value greatly if automatic trigger alarm, realize from
Dynamicization detection, liberates Field Monitoring Technique personnel, increases productivity, the acquisition module of integrated formation have structure it is simple, at
This low, portable advantage, while realizing long-range monitoring, most direct judgment basis can be provided in real time to manager.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn that the enlightenments in the utility model
Under the structure change made, it is all that there is same or similar technical solution with the utility model, each fall within the utility model
Within protection scope.
Claims (10)
1. a kind of portable fracture width long term monitoring, early warning system characterized by comprising
Sensor, for monitoring the variation of concrete crack width；
Data acquisition equipment connects and composes sensor network by the node of route and the sensor, and serial server is by institute
Sensor network access 4G router is stated, the data acquisition equipment sends the data of acquisition to by 4G wireless network
Internet；
Long-distance monitorng device connects Internet by Ethernet and communicates with the data acquisition equipment, the long-range monitoring dress
It sets including data processing unit and prewarning unit, the data processing unit carries out the data that the data acquisition equipment acquires
Parsing calculates, and is judged whether to trigger the prewarning unit according to obtained calculated value.
2. a kind of portable fracture width long term monitoring according to claim 1, early warning system, which is characterized in that described
Data processing unit is equipped with the upper limit threshold of fracture width, and the data processing unit receives the data acquisition unit acquisition
Data are parsed, and the variable quantity of the sensor is conversed by the current value collected, then subtract the sensor peace
Initial value when dress obtains the change width in crack, and the change width value in crack exceeds upper limit threshold, triggers the prewarning unit.
3. a kind of portable fracture width long term monitoring according to claim 1, early warning system, which is characterized in that described
Long-distance monitorng device issues work order to the data acquisition equipment, and the data acquisition equipment receives the work order simultaneously
The node of the sensor is ordered to be adjusted its working frequency and work opportunity.
4. a kind of portable fracture width long term monitoring according to claim 1, early warning system, which is characterized in that described
Data acquisition equipment is equipped with for prompting in-site installation and the whether normal multiple indicator lamp groups of data transmission, is referred to described in every group
Show that lamp group includes green indicator light and red indicating light, and is configured that
The data acquisition equipment operates normally, no for showing that the green indicator light of state of the data acquisition equipment is bright
Then red indicating light is bright；
The data acquisition equipment connects the sensor, and the green indicator light for showing connection status is bright, and otherwise red refers to
Show that lamp is bright；
The data acquisition equipment uploads data, and the green indicator light for showing upload state is bright, and otherwise red indicating light is bright；
The thimble of the sensor refers in intermediate range, no for showing that concrete crack width variation green indicator light is bright
Then red indicating light is bright；
The long-distance monitorng device receives the data that the data acquisition equipment uploads, for showing the green instruction of reception state
Lamp is bright, and otherwise red indicating light is bright.
5. a kind of portable fracture width long term monitoring according to claim 1, early warning system, which is characterized in that described
Sensor includes high accuracy displacement sensor, resistance strain gage and vibratory string crack sensors.
6. a kind of portable fracture width long term monitoring according to claim 1, early warning system, which is characterized in that described
Data acquisition equipment includes shell and the data acquisition module that is arranged in the shell, the side of the shell be equipped with for and
The wiring slot of the sensor line connection.
7. a kind of portable fracture width long term monitoring according to claim 6, early warning system, which is characterized in that described
Shell is equipped with circumscription socket, and the circumscription socket includes connector, AE antenna, charging interface, slot.
8. a kind of portable fracture width long term monitoring according to claim 6, early warning system, which is characterized in that described
Shell is equipped with the bolt hole passed through for bolt, and the shell is suspended on bridge structure by bolt.
9. a kind of portable fracture width long term monitoring according to claim 1, early warning system, which is characterized in that described
Data acquisition equipment can connect external power supply or built-in power, and the built-in power includes charged lithium cells, dry cell, solar energy
Battery plate.
10. a kind of portable fracture width long term monitoring according to claim 1, early warning system, which is characterized in that described
Client identification module built in data acquisition equipment, the client identification module include mobile SIM card, connection SIM card, telecommunications SIM
Card.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821707974.3U CN208968508U (en) | 2018-10-19 | 2018-10-19 | A kind of portable fracture width long term monitoring, early warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821707974.3U CN208968508U (en) | 2018-10-19 | 2018-10-19 | A kind of portable fracture width long term monitoring, early warning system |
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| Publication Number | Publication Date |
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| CN208968508U true CN208968508U (en) | 2019-06-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269457A (en) * | 2018-10-19 | 2019-01-25 | 中铁大桥科学研究院有限公司 | A kind of portable fracture width long term monitoring, early warning system |
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2018
- 2018-10-19 CN CN201821707974.3U patent/CN208968508U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269457A (en) * | 2018-10-19 | 2019-01-25 | 中铁大桥科学研究院有限公司 | A kind of portable fracture width long term monitoring, early warning system |
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