CN201897524U - Elevated bridge monitoring device - Google Patents
Elevated bridge monitoring device Download PDFInfo
- Publication number
- CN201897524U CN201897524U CN2010205754727U CN201020575472U CN201897524U CN 201897524 U CN201897524 U CN 201897524U CN 2010205754727 U CN2010205754727 U CN 2010205754727U CN 201020575472 U CN201020575472 U CN 201020575472U CN 201897524 U CN201897524 U CN 201897524U
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- control center
- overpass
- crack
- deflection
- signal
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Abstract
The utility model provides an elevated bridge monitoring device, which comprises a control center, a remote monitoring center and a power supply connected with the control center. A deflection acquisition component, a strain acquisition component and a crack acquisition component are respectively connected to an output end of the control center; a remote communicator is further connected between the control center and the remote monitoring center; the control center is used for packing data after comprehensively analyzing and computing operating deflection change signals, strain change signals and crack change signals, and then transmitting a data packet to the remote communicator; and the remote communicator transmits the data packet to the remote monitoring center. The elevated bridge monitoring device has the advantages that a crack sensor, a strain sensor and the deflection acquisition component are integrated, and the elevated bridge monitoring device is simple in structure and fine in monitoring effect and stability, and not only can realize common strain and deflection monitoring functions, but also can realize a crack monitoring function difficult to be realized by general methods.
Description
Technical field
The utility model belongs to the monitoring device field, is specifically related to a kind of overpass monitoring device.
Background technology
Overpass is as the important component part of main artey of communications, in national economic development and social development, bringing into play very important effect, these overpass in use, constantly be subjected to the erosion of external environments such as temperature variation, high wind, the influence of disasteies such as the prolonged and repeated effect of vehicular load, vehicular impact and earthquake, flood usually can occur vertical and direction finding distortion (being usually said amount of deflection); And increase along with tenure of use, its structured material is constantly aging, fatigue effect constantly increases, thereby the natural accumulated damage that causes the overpass member to occur in various degree damages with unexpected, not only can reduction of service life, but also can serious threat arrive people's life and property safety, therefore, the most overpass of present China, because implementation cost problem, only can rely on manually visual detection is carried out in some places that can observe of structure, and do not have a kind of effective reliable long term monitoring means, greatly perplexing departments such as traffic maintenance and management.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, and a kind of comprehensive monitoring that can realize overpass amount of deflection, strain and crack is provided, detect effective, the overpass monitoring device of good stability.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: the overpass monitoring device, comprise control center, remote monitoring center and be connected with control center the power supply of electric energy is provided for it, it is characterized in that: be connected with the amount of deflection acquisition component that is used to gather overpass amount of deflection variable signal on control center's input end respectively, be used to the crack acquisition component of gathering the strain acquirement parts of overpass strain variation signal and being used to gather overpass crack variable signal, between control center and remote monitoring center, also be connected with and be used for control center and remote monitoring center are set up the telecommunication device that transmission is got in touch, control center is to above-mentioned amount of deflection variable signal, the line data packing of carrying out going forward side by side after the analysis-by-synthesis computing of strain variation signal and crack variable signal, then packet is sent to the telecommunication device, the telecommunication device sends to remote monitoring center with packet again, and remote monitoring center is handled the back to the packet of receiving and formed overpass safety and Health record, report and safe early warning.
The measure of taking for the optimization such scheme specifically comprises:
In above-mentioned overpass monitoring device, the crack acquisition component comprises the interconnective crack sensor and first signal conditioner, first signal conditioner is connected with control center, crack sensor acquisition overpass crack variable signal also is sent in first signal conditioner, first signal conditioner to the crack variable signal amplify with filtering after be sent to control center and carry out the analysis-by-synthesis computing.
In above-mentioned overpass monitoring device, the strain acquirement parts comprise interconnective strain transducer and secondary signal conditioner, the secondary signal conditioner is connected with control center, strain transducer is gathered overpass amount of deflection variable signal and also is sent in the secondary signal conditioner, the secondary signal conditioner to the strain variable signal amplify with filtering after be sent to control center and carry out the analysis-by-synthesis computing.
In above-mentioned overpass monitoring device, the amount of deflection acquisition component comprises laser generator, the laser projection target, hot spot is taken in device and the 3rd signal conditioner, the 3rd signal conditioner is connected with control center, laser generator is installed on the amount of deflection point position of overpass, and the laser beam exit direction that laser generator sends is aimed at the laser projection target, hot spot is taken in device and is aimed at the laser projection target and take in behind the amount of deflection variable signal and be transferred to the 3rd signal conditioner, the 3rd signal conditioner to the amount of deflection variable signal amplify with filtering after be sent to control center and carry out the analysis-by-synthesis computing.
Compared with prior art, advantage of the present utility model is crack sensor, strain transducer and amount of deflection acquisition component integrated, simple in structure, the more difficult damage of relative complex system, it is convenient to change, can realize common strain, deflection monitoring function, can realize the Crack Monitoring function that conventional method is difficult to realize again, detect effective, good stability, and owing to realized the wireless telecommunication transmission, convenient and swift owing to what construct simultaneously, overall plan cost monitoring device relatively at present can further reduce.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model.
Among the figure, control center 1; Amount of deflection acquisition component 2; Laser generator 21; Laser projection target 22; Hot spot is taken in device 23; The 3rd signal conditioner 24; Crack acquisition component 3; Crack sensor 31; First signal conditioner 32; Strain acquirement parts 4; Strain transducer 41; Secondary signal conditioner 42; Power supply 5; Telecommunication device 6; Remote monitoring center 7.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this overpass monitoring device, comprise control center 1 and, remote monitoring center 7 and be connected with control center 1 power supply 5 of electric energy is provided for it, be connected with the amount of deflection acquisition component 2 that is used to gather overpass amount of deflection variable signal on control center's 1 input end respectively, be used to the crack acquisition component 3 of gathering the strain acquirement parts 4 of overpass strain variation signal and being used to gather overpass crack variable signal.
Crack acquisition component 3 comprises the interconnective crack sensor 31 and first signal conditioner 32, first signal conditioner 32 is connected with control center 1, strain acquirement parts 4 comprise interconnective strain transducer 41 and secondary signal conditioner 42, secondary signal conditioner 42 is connected with control center 1, amount of deflection acquisition component 2 comprises laser generator 21, laser projection target 22, hot spot is taken in device 23 and the 3rd signal conditioner 24, the 3rd signal conditioner 24 is connected with control center 1, laser generator 21 is installed on the amount of deflection point position of overpass, and the laser beam exit direction that laser generator 21 sends is aimed at laser projection target 22.During use, crack sensor 31 is gathered overpass crack variable signals and also is sent in first signal conditioner 32,32 pairs of crack variable signals of first signal conditioner amplify with filtering after be sent to control center 1; Strain transducer 41 is gathered overpass amount of deflection variable signals and also is sent in the secondary signal conditioner 42,42 pairs of strain variable signals of secondary signal conditioner amplify with filtering after be sent to control center 1; Hot spot take in device 23 aim at laser projection targets 22 and take in behind the amount of deflection variable signal and be transferred to 24 pairs of amount of deflection variable signals of the 3rd signal conditioner 24, the three signal conditioners amplify with filtering after be sent to control center 1.
Between control center 1 and remote monitoring center 7, also be connected with and be used for control center 1 is set up the telecommunication device 6 that transmission is got in touch with remote monitoring center 7, the line data packing of carrying out going forward side by side after the analysis-by-synthesis computing of control center 1 pair of above-mentioned amount of deflection variable signal, strain variation signal and crack variable signal, then packet is sent to telecommunication device 6, telecommunication device 6 sends to packet remote monitoring center 7 again, and 7 pairs of packets of receiving of remote monitoring center are handled the back and formed overpass safety and Health record, report and safe early warning.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the defined scope of spirit of the present utility model.
Claims (4)
1. overpass monitoring device, comprise control center (1), remote monitoring center (7) and be connected with control center (1) power supply (5) of electric energy is provided for it, it is characterized in that: be connected with the amount of deflection acquisition component (2) that is used to gather overpass amount of deflection variable signal on described control center (1) input end respectively, be used to the crack acquisition component (3) of gathering the strain acquirement parts (4) of overpass strain variation signal and being used to gather overpass crack variable signal, between control center (1) and remote monitoring center (7), also be connected with and be used for control center (1) is set up the telecommunication device (6) of transmission contact with remote monitoring center (7), described control center (1) is to above-mentioned amount of deflection variable signal, the line data packing of carrying out going forward side by side after the analysis-by-synthesis computing of strain variation signal and crack variable signal, then packet is sent to telecommunication device (6), telecommunication device (6) sends to packet remote monitoring center (7) again, and described remote monitoring center (7) is handled the back to the packet of receiving and formed overpass safety and Health record, report and safe early warning.
2. overpass monitoring device according to claim 1, it is characterized in that: described crack acquisition component (3) comprises interconnective crack sensor (31) and first signal conditioner (32), first signal conditioner (32) is connected with control center (1), described crack sensor (31) is gathered overpass crack variable signal and also is sent in first signal conditioner (32), first signal conditioner (32) to the crack variable signal amplify with filtering after be sent to control center (1) and carry out the analysis-by-synthesis computing.
3. overpass monitoring device according to claim 1, it is characterized in that: described strain acquirement parts (4) comprise interconnective strain transducer (41) and secondary signal conditioner (42), secondary signal conditioner (42) is connected with control center (1), described strain transducer (41) is gathered overpass amount of deflection variable signal and also is sent in the secondary signal conditioner (42), secondary signal conditioner (42) to the strain variable signal amplify with filtering after be sent to control center (1) and carry out the analysis-by-synthesis computing.
4. overpass monitoring device according to claim 1, it is characterized in that: described amount of deflection acquisition component (2) comprises laser generator (21), laser projection target (22), hot spot is taken in device (23) and the 3rd signal conditioner (24), the 3rd signal conditioner (24) is connected with control center (1), described laser generator (21) is installed on the amount of deflection point position of overpass, and the laser beam exit direction that laser generator (21) sends is aimed at laser projection target (22), described hot spot is taken in device (23) and is aimed at laser projection target (22) and take in behind the amount of deflection variable signal and be transferred to the 3rd signal conditioner (24), the 3rd signal conditioner (24) to the amount of deflection variable signal amplify with filtering after be sent to control center (1) and carry out the analysis-by-synthesis computing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205754727U CN201897524U (en) | 2010-10-22 | 2010-10-22 | Elevated bridge monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205754727U CN201897524U (en) | 2010-10-22 | 2010-10-22 | Elevated bridge monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201897524U true CN201897524U (en) | 2011-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205754727U Expired - Fee Related CN201897524U (en) | 2010-10-22 | 2010-10-22 | Elevated bridge monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201897524U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104613891A (en) * | 2015-02-10 | 2015-05-13 | 上海数久信息科技有限公司 | Bridge deflection detection system and detection method |
| CN105890663A (en) * | 2016-05-17 | 2016-08-24 | 哈尔滨共阳科技咨询有限公司 | Bridge deformation real-time monitoring system |
| CN106932160A (en) * | 2017-03-15 | 2017-07-07 | 上海建为历保科技股份有限公司 | Ancient building stress analysis method |
| CN107796323A (en) * | 2017-11-06 | 2018-03-13 | 东南大学 | A kind of micro- change detecting system of bridge based on hot spot vision signal intellectual analysis |
-
2010
- 2010-10-22 CN CN2010205754727U patent/CN201897524U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104613891A (en) * | 2015-02-10 | 2015-05-13 | 上海数久信息科技有限公司 | Bridge deflection detection system and detection method |
| CN104613891B (en) * | 2015-02-10 | 2018-04-27 | 上海数久信息科技有限公司 | A kind of deflection of bridge span detecting system and detection method |
| CN105890663A (en) * | 2016-05-17 | 2016-08-24 | 哈尔滨共阳科技咨询有限公司 | Bridge deformation real-time monitoring system |
| CN106932160A (en) * | 2017-03-15 | 2017-07-07 | 上海建为历保科技股份有限公司 | Ancient building stress analysis method |
| CN107796323A (en) * | 2017-11-06 | 2018-03-13 | 东南大学 | A kind of micro- change detecting system of bridge based on hot spot vision signal intellectual analysis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110713 Termination date: 20111022 |