CN208207555U - A kind of SCM Based temperature monitoring system and bridge maintenance system - Google Patents
A kind of SCM Based temperature monitoring system and bridge maintenance system Download PDFInfo
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- CN208207555U CN208207555U CN201820534475.2U CN201820534475U CN208207555U CN 208207555 U CN208207555 U CN 208207555U CN 201820534475 U CN201820534475 U CN 201820534475U CN 208207555 U CN208207555 U CN 208207555U
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Abstract
The utility model provides a kind of SCM Based temperature monitoring system first, platform is managed including sequentially connected temperature sensor, MCU, gateway node and back-end data, the MCU acquires the measurement data of the temperature sensor and is sent to the gateway node, and the measurement data is sent to the back-end data again and manages platform by the gateway node；Next provides a kind of bridge maintenance system.SCM Based temperature monitoring device in the utility model, system passes through the temperature data of temperature sensor real-time monitoring bridge machinery electricity, and gateway node is sent to by the local wireless sensor network of ad hoc network using MCU, it re-sends on back-end data management platform, realize acquisition, storage, display and the early warning of bridge security data information, in addition manager can remotely manage and control system by SmartClient.
Description
Technical field
The utility model relates to bridge safety supervision technical fields, and in particular to a kind of SCM Based temperature monitoring system
System and bridge maintenance system.
Background technique
Bridge is important one of the engineering project in China, is had for the development of our communications and economy and society
Great meaning, wherein cement concrete building occupy critical positions in bridge construction.Cement components strength character is by multi-party
Face is rung, such as water consumption, cement minerals ingredient and late maintaining etc..After casting and compacting of concrete, why can gradually condense hard
Change, be primarily due to cement aquation as a result, and hydration then needs temperature and humidity condition appropriate.When bridge at
After type, the isostructural temperature of bridge can change with the variation of environment temperature, and the temperature change of material will cause structure
The deformation of component, to generate stress in component inside.Therefore, the temperature and humidity parameter of large bridge is monitored, diagnosed, controlled
System and evaluation, to find and eliminate the security risk of structure in time, it is ensured that the safety and reliability of structure is the current world
The hot spot of academia and engineering circles common concern and great attention.
It is exactly currently to use sensing equipment or element to the temperature-humidity monitoring of large bridge, monitoring bridge temperature and humidity ginseng
Number, the operation situation of evaluation structure provide reliable foundation for decision of repairing, alarm.Thermometric mode has contact and non-contact
Two kinds of formula, data transfer mode is divided into bus type and optical fiber solutions.
(1) contact bridge temperature detection:
Common contact bridge temperature detection uses all kinds of temperature sensors, have thermocouple, thermal resistance, thermistor,
Transistor temperature sensor etc., these sensors will be demarcated in advance.Some sensor measurement accuracy also with conductor length,
The contact resistance of change-over switch is related, and some then requires the amplifier of high stable, high accuracy.The output of some sensors is mould
Quasi- signal, it is necessary to could be handled by microprocessor after special interface circuit is converted into digital signal.At present mostly
Using digital temperature sensor.
(2) optical fiber sensing technology:
Deformation temperature monitoring unit uses fiber grating sensing technology, and the system is mainly by fiber grating sensing system, light
Fine raster grid analysis system, optical-fibre communications transmission network, information processing and analysis system are constituted.In the network, inhomogeneity
The sensor of type can connect in the same Measurement channel, and the precision of temperature sensor is 0.5 DEG C.The scanning of Network Analyzer
Frequency is usually 1~200Hz.
(3) non-contact road surface temperature sensor technology:
IR Thermograph is a kind of new non-destructive testing technology to grow up in 20th century.Infrared ray is wavelength
The electromagnetic wave of 0.78~1000um, any object higher than absolute zero is all the source of infrared radiation.It is issued when by receiving object
Infra-red radiation structure is judged by the thermo parameters method situation on measurement structure surface by its IR image display on picture
Internal flaw.
After carrying out Technical comparing to implementation above scheme, the deficiency of each scheme is:
(1) infrared imaging temperature measuring technology is unfavorable for engineer application
Infrared imagery technique Large Volume Data easy to form, there are limitations to data processing and analysis for transmission mode.
(2) there are multiple technologies in wired mode
Bridge site operation environment is more severe, and conventional wired Temperature and Humidity is extremely limited, and is unable to satisfy
Temperature-humidity monitoring point is distributed wide and scattered demand.Using optical fiber solutions, probe and conducting wire overall cost are high；Using bus side
More there is the upper limit of the number in formula, the measuring point that system can accommodate is few, and data error is big, and real-time is low, be unable to satisfy large volume coagulation
The Modern Construction requirement of soil, and the signal of multiple sensors is easy to crosstalk in bus.Bus damage, all the sensors are immediately
Failure.
(3) can only on-site working, cannot remotely control
Most of bridge monitorings are all to dispose at the scene, it is necessary to have operator on duty or regular visit.When external environment becomes
Change, when bridge ambient enviroment is unsatisfactory for curing requirements, construction personnel must some maintenance of equipment such as sprinklers of field control
Deng, can not remotely be controlled, cause some cases processing not in time, lack the flexibility etc. of disposition.
In view of the above drawbacks, the utility model creator obtains originally practical new finally by prolonged research and practice
Type.
Utility model content
To solve the above problems, the technical solution adopted in the utility model is, provide first a kind of SCM Based
Temperature monitoring system, including sequentially connected temperature sensor, MCU, gateway node and back-end data manage platform, the MCU
It acquires the measurement data of the temperature sensor and is sent to the gateway node, the gateway node is again by the measurement data
It is sent to the back-end data management platform.
Further, the quantity of the MCU is two, respectively the first MCU and the 2nd MCU.
Further, timer is additionally provided on the gateway node.
Further, magnetic field sensor is also connected on the MCU.
Further, the temperature sensor is intelligent temperature sensor.
Further, the temperature detection range of the temperature sensor is between -55 DEG C~+125 DEG C.
Next provides a kind of bridge maintenance system, including SCM Based temperature monitoring system described above, also wraps
Client and internet are included, the back-end data management platform and client are connect with the internet.
Further, the back-end data management platform includes database server and application server interconnected, institute
Application server is stated to connect with the internet.
Further, the client includes mobile client and pc client, and the pc client and the internet connect
It connects, the mobile client is connect by mobile network with the internet.
Further, the gateway node is equipped with a Temperature Humidity Sensor.
Compared with the prior art the utility model has the beneficial effects that:
SCM Based temperature monitoring device in the utility model, system pass through temperature sensor real-time monitoring bridge
The temperature data of electricity is detected, and gateway node is sent to by the local wireless sensor network of ad hoc network using MCU, is retransmited
Onto back-end data management platform, acquisition, storage, display and the early warning of bridge security data information are realized, in addition manager is logical
System can remotely be managed and controlled by crossing SmartClient.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model bridge maintenance system；
Fig. 2 is the structure chart of the sensing device of the utility model bridge maintenance system；
Fig. 3 is the structure chart of the gateway node of the utility model bridge maintenance system；
Fig. 4 is the structural schematic diagram of the utility model bridge maintenance system；
Fig. 5 is the structure chart of the SCM Based temperature monitoring device of the utility model.
Specific embodiment
Below in conjunction with attached drawing, the above and other technical features and advantages of the present invention are described in more detail.
Embodiment one
It please refers to shown in Fig. 1 and Fig. 5, structure chart and SCM Based temperature for the utility model bridge maintenance system
Spend the structure chart of monitoring device.
As shown in figure 5, a kind of SCM Based temperature monitoring system, including sequentially connected temperature sensor 1111,
MCU 112, gateway node 12 and back-end data manage platform 2, and the MCU 112 acquires the measurement of the temperature sensor 1111
Data Concurrent is sent to the gateway node 12, and the measurement data is sent to the back-end data again by the gateway node 12
Manage platform 2.
As shown in Figure 1, a kind of bridge maintenance system, including monitoring modular 1, back-end data manage platform 2,4 and of client
Internet 3, the monitoring modular 1 include several sensing devices 11 and gateway node 12, the sensing device 11 and gateway section
Point 12 is connected with each other by wireless sensor network, and the gateway node 12 manages platform 2 by mobile network and back-end data and connects
It connects, the back-end data management platform 2 and client 4 are connect with the internet 3.
Wherein, the wireless sensor network is ZigBee technology, and the ZigBee technology is a kind of short distance, low-power consumption
Wireless communication technique, it is the low-power consumption LAN protocol based on IEEE802.15.4 standard；The mobile network is GPRS net
Network；The gateway node 12 other than the function of ordinary node, mainly realize 11 measurement data of sensing device convergence and
Forwarding；Data gateway node 12 described in Automatic-searching and can be converged to gateway by multiple 11 automatic network-buildings of the sensing device
Node 12.
The back-end data management platform 2 includes database server 21 interconnected and application server 22, described
Application server 21 is connect with the internet 3.Storage center of the database server 21 as control system data is born
Blame data reading and writing, storage and issued transaction；The application server 22 mainly provides the business processing of application system, data fortune
It calculates, data access and functions, all functional units of the control system such as communicate with slave computer and be all encapsulated in application service
In device.
The client 4 includes mobile client 41 and pc client 42, and the pc client 42 connects with the internet 3
It connects, the mobile client 41 is connect by mobile network with the internet 3.The pc client 42 completes system user behaviour
Make, user can check related data statistics and control node information etc.；The mobile client 41 is moved in the present embodiment
It starts machine, the state for the measurement data and remote control gateway that each sensing device 11 acquires is checked for user scene.
The control system can pass through ICP/IP protocol, the measurement data and gateway node of real-time reception sensing device 11
12 operating status；Can store and inquire the historical measurement data of gateway node 12, and including by data carry out real-time display,
The functions such as analysis, early warning；The gateway node 12 can be managed, carry out authorization and node control；The mobile client
End 41 can report and examine management by wechat progress repairing information, facilitate and carry out field condition operation and mobile office.
SCM Based temperature monitoring device in the utility model, system pass through temperature sensor real-time monitoring bridge
The temperature data of electricity is detected, and gateway node is sent to by the local wireless sensor network of ad hoc network using MCU, is retransmited
Onto back-end data management platform, acquisition, storage, display and the early warning of bridge security data information are realized, in addition manager is logical
System can remotely be managed and controlled by crossing SmartClient.
Bridge maintenance system in the utility model is arranged on bridge using technology of Internet of things and mobile communication technology
Sensing device and gateway node, are communicated using wireless sensor network, realize the acquisition of bridge security data information, storage,
Display and early warning, manager can remotely manage and control system by SmartClient, avoid artificially detecting, and reduce route dimension
The workload repaired has saved a large amount of fund and manpower.
Embodiment two
A kind of SCM Based temperature monitoring system as described above, the present embodiment are different from place and are, each
The sensing device 11 is made of sensor 111 and MCU 112, has the characteristics of at low cost, low in energy consumption, ad hoc network, wherein institute
Stating MCU 112 is CC2530 single-chip microcontroller；The sensing device 11 can be carried out pasting, by way of nut installation and binding
It is fixed, easy for assemble or unload, strong operability.
Embodiment three
It please refers to shown in Fig. 2 and Fig. 3, is the structure chart and net of the sensing device of the bridge maintenance system in the present embodiment
The structure chart of artis.
A kind of SCM Based temperature monitoring system as described above, the present embodiment is different from place and is, such as Fig. 2
Shown, the quantity of the MCU 112 is two, respectively the first MCU 1121 and the 2nd MCU 1122, helps to increase reliable
Property guarantee.The sensor 111 is all connected with the first MCU 1121 and the 2nd MCU 1122 by GPIO interface respectively.Such as Fig. 3
It is shown, it is also connected with timer 121 on the gateway node 12, it is fixed to be used to acquire sensing data to the gateway node 12
When remind.
Under normal circumstances, the first MCU 1121 acquires sensing data, and is sent to the gateway node 12；When
When first MCU 1121 breaks down, time-out can not receive data by the gateway node 12, the activation of gateway node 12 at this time second
MCU 1122 carries out data collection task.2nd MCU 1122 is chronically at dormant state under normal circumstances, only with
The timer timed activation is just communicated with the gateway node 12.
As shown in Fig. 2, the quantity of the sensor 111 is two, respectively temperature sensor 1111 and magnetic field sensor
1112, it is respectively used to monitoring temperature and changes of magnetic field, with more accurate determination state.
Wherein, the temperature sensor 1111 uses intelligent temperature sensor, is suitble to the table in equipment such as contact, connectors
Face carries out temperature measurement, and the temperature detection range of (- 55~+125) DEG C may be implemented, and normal working hours is 5 years, can satisfy
The general detection requirement of science of bridge building, and have the advantages that small in size, measurement accuracy is high, strong antijamming capability, reliable performance.
Example IV
A kind of bridge maintenance system as described above, the present embodiment and embodiment one the difference is that, as shown in figure 3,
The gateway node 12 is equipped with a Temperature Humidity Sensor 122, and the Temperature Humidity Sensor is for monitoring atmospheric environment situation；Knot
The measurement data that the sensing device 11 acquires on bridge is closed, more accurate judgement can be made to situations such as temperature.Wherein institute
It states and is additionally provided with the 3rd MCU 123 on gateway node 12, the 3rd MCU 123 is CC2530 single-chip microcontroller, the CC2530 monolithic
Machine will serve as the aggregation node in ZigBee network, receive the measurement data of the sensing device 11, and send out by GPRS network
Give long-range back-end data management platform 2.
Embodiment five
It please refers to shown in Fig. 4, is the structural schematic diagram of the bridge maintenance system in the present embodiment.
A kind of bridge maintenance system as described above, the present embodiment is different from place and is, as shown in figure 4, a kind of bridge
The rate-determining steps of beam curing system:
Measurement data is reached gateway node 12 by wireless sensor network by S10, each sensing device 11.
The sensor 111 of sensing device 11 described in the present embodiment is temperature sensor 1111, the temperature sensor
The temperature data of 1111 real-time monitoring bridge machinery points, multiple 11 automatic network-buildings of sensing device can be described in Automatic-searching
Gateway node 12, and the temperature data is converged to the gateway node 12.The number of the gateway node 12 of each local area network
Can with flexible configuration, can dynamic implement measurement points increase or deletion, and support the transmission of one-to-many and many-one, and have
Transmit avoidance mechanism.
The measurement data is reached back-end data by mobile network and manages platform 2 by S20, the gateway node 12.
The bridge maintenance system operates under 3 environment of internet, wherein the database server 21 is direct and applies
Server 22 is connected, and the application server 22 and pc client 42 are connected on internet 3, and the mobile client 41 is logical
It crosses mobile network to be connected with internet 3, the measurement data is sent to back-end data by GPRS network and manages platform 2, realizes
Remote transmission.
S30, manager remotely manage platform 2 to the back-end data by client 4 and are managed and control.
It is exemplified below:
Example one
The daily monitoring of the temperature of certain bridge is equipped with 45 temperature sensors on the bridge main channel cable-stayed bridge
1111, wherein air themperature measuring point 1, concrete temperature measuring point 20, is separately mounted to girder by steel construction temperature point 24
On king-tower.The gateway node 12 periodically receives the data of sensing device 11, sends by GPRS network it to long-range
Back-end data manages platform 2.Manager runs the daily temperature monitoring program of bridge in the client 4, can be with report, folding
The modes such as line see the temperature data of each sensing device 11.
Example two
When remotely report for repairment with mobile office work, pass through 41 monitoring programme of mobile client, the present embodiment
Described in mobile client 41 be smart phone, maintenance personnel use the smart phone, Distant supervision and control can be carried out.Such as
Gateway information is clicked, corresponding nodal information can automatically update, when display gateway number, gateway status and gateway lease expire
Between.The diurnal variation curve, monthly variation curve and year change curve of some node and its affiliated gateway humidity can be counted.Unit tube
Reason person can control the control signal output of the state, switch and gateway of all nodes.It can check all nets under our unit
Close and its correspond to temperature, humidity, electricity and the status switch etc. of all nodes.When determining the failure of some node, show
Report node number, failure-description, contact person, telephone number etc. for repairment.Unit management person can increase, checks, delete repairing information,
Repairing information can be confirmed.
Bridge maintenance system in the utility model is arranged on bridge using technology of Internet of things and mobile communication technology
Multiple sensing devices and gateway node carry out networking communication using advanced wireless sensor network ZigBee technology, and manager is logical
System can remotely be managed and controlled by crossing SmartClient.The control system can obtain the long term monitoring number of bridge structure
According to systematically establishing the status monitoring and method for early warning of specific bridge, analysis environment temperature is to bridge health, such as expansion joint position
The affecting laws of shifting, so that the correlation model of environment temperature and bridge structure based on long term monitoring data is formed, to its health
Situation carries out probability statistical analysis and early warning.
Embodiment six
A kind of bridge maintenance system as described above, the present embodiment are different from place and are, further include step S11, often
A sensing device 11 is equipped with the first MCU 1121 and the 2nd MCU 1122, and the acquisition in real time of the first MCU 1121 senses
111 data of device, and it is sent to the gateway node 12；2nd MCU 1122 in a dormant state, only when described first
It is just activated when MCU 1121 breaks down and starts to acquire 111 data of sensor.
Bridge maintenance system in the utility model is designed using the structure of double MCU, so that the work of the sensing device 11
Higher guarantee is obtained, the work validity and efficiency of entire bridge maintenance system are promoted.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
Art personnel can also make several improvement and supplement under the premise of not departing from the utility model method, these are improved and supplement
Also it should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of SCM Based temperature monitoring system, which is characterized in that including sequentially connected temperature sensor, MCU, net
Artis and back-end data manage platform, and the MCU acquires the measurement data of the temperature sensor and is sent to the gateway
The measurement data is sent to the back-end data again and manages platform by node, the gateway node.
2. SCM Based temperature monitoring system according to claim 1, which is characterized in that the quantity of the MCU is
Two, respectively the first MCU and the 2nd MCU.
3. SCM Based temperature monitoring system according to claim 2, which is characterized in that on the gateway node also
Equipped with timer.
4. SCM Based temperature monitoring system according to claim 1, which is characterized in that be also connected on the MCU
There is magnetic field sensor.
5. SCM Based temperature monitoring system according to claim 1, which is characterized in that the temperature sensor is
Intelligent temperature sensor.
6. SCM Based temperature monitoring system according to claim 1, which is characterized in that the temperature sensor
Temperature detection range is between -55 DEG C~+125 DEG C.
7. a kind of bridge maintenance system, which is characterized in that including any SCM Based temperature prison of claim 1-6
Examining system, further includes client and internet, and the back-end data management platform and client are connect with the internet.
8. bridge maintenance system according to claim 7, which is characterized in that the back-end data management platform includes mutual
The database server and application server of connection, the application server are connect with the internet.
9. bridge maintenance system according to claim 7, which is characterized in that the client includes mobile client and PC
Client, the pc client are connect with the internet, and the mobile client is connected by mobile network and the internet
It connects.
10. bridge maintenance system according to claim 7, which is characterized in that the gateway node is equipped with a temperature and humidity
Sensor.
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| CN201820534475.2U CN208207555U (en) | 2018-04-16 | 2018-04-16 | A kind of SCM Based temperature monitoring system and bridge maintenance system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887575A (en) * | 2019-12-04 | 2020-03-17 | 武汉瑞莱保能源技术有限公司 | Intelligent monitoring system for abnormal temperature rise of hydropower station equipment |
| CN111721446A (en) * | 2020-06-22 | 2020-09-29 | 国网山东省电力公司电力科学研究院 | Platform and method for integrated intelligent test of temperature sensor |
| CN114216512A (en) * | 2021-12-16 | 2022-03-22 | 哈尔滨工业大学 | Intelligent system for monitoring quality of box girder steam curing manufacturing whole process in severe cold area |
-
2018
- 2018-04-16 CN CN201820534475.2U patent/CN208207555U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887575A (en) * | 2019-12-04 | 2020-03-17 | 武汉瑞莱保能源技术有限公司 | Intelligent monitoring system for abnormal temperature rise of hydropower station equipment |
| CN111721446A (en) * | 2020-06-22 | 2020-09-29 | 国网山东省电力公司电力科学研究院 | Platform and method for integrated intelligent test of temperature sensor |
| CN114216512A (en) * | 2021-12-16 | 2022-03-22 | 哈尔滨工业大学 | Intelligent system for monitoring quality of box girder steam curing manufacturing whole process in severe cold area |
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