CN213516256U - Bridge safety monitoring equipment - Google Patents
Bridge safety monitoring equipment Download PDFInfo
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- CN213516256U CN213516256U CN202021645181.0U CN202021645181U CN213516256U CN 213516256 U CN213516256 U CN 213516256U CN 202021645181 U CN202021645181 U CN 202021645181U CN 213516256 U CN213516256 U CN 213516256U
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Abstract
The utility model discloses a bridge safety monitoring equipment, including bridge body and monitoring website, the upper surface and the lower surface of bridge body all are provided with a plurality of monitoring mechanism, and the communication cable has been laid on the surface of bridge body. The utility model relates to an engineering and building safety monitoring equipment technical field, through setting up monitoring mechanism, can utilize expend with heat and contract with cold coefficient, specific heat capacity and the similar concrete material of bridge body to monitor the amount of deflection change of bridge, utilize resistance strain sensor to turn into the amount of deflection change of bridge resistance change to accurate collection data, and carry out analysis processes through a plurality of monitoring mechanism to resistance change, whether differentiate to have unusual change, avoid appearing the error.
Description
Technical Field
The utility model relates to an engineering and building safety monitoring equipment technical field especially relates to a bridge safety monitoring equipment.
Background
The highway network is an important social infrastructure for guaranteeing national economic construction and livelihood. Bridges are an important component of this life line engineering. The bridge structure is influenced by various internal and external factors such as design standard, construction quality, material degradation, traffic load, extreme load, accidental accidents and the like in the service process, if the structural safety of the bridge structure cannot be completely guaranteed, the national economic construction of life and property safety of people is endangered. In order to ensure the safe service of the bridge, the bridge needs to be monitored safely.
In a remote monitoring device for the safety of small and medium-sized bridges disclosed in the publication No. CN205957933U, a length change of a measuring steel wire is used for calculating the deflection change of the bridge in a reverse mode through setting, a collecting instrument, the steel wire and a sensor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem existing in the prior art and providing a bridge safety monitoring equipment.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a bridge safety monitoring device comprises a bridge body and a monitoring station, wherein a plurality of monitoring mechanisms are arranged on the upper surface and the lower surface of the bridge body, and communication cables are laid on the surface of the bridge body;
monitoring mechanism includes a left branch strut and right branch strut, and the lower extreme and the bridge body fixed connection of left branch strut and right branch strut, one side inner wall fixedly connected with concrete strip of left branch strut, and the one end fixedly connected with compression spring of keeping away from left branch strut of concrete strip, compression spring keeps away from the one end of concrete strip and the lateral wall fixed connection of right branch strut, the one end fixedly connected with resistance strain transducer that the concrete strip is close to compression spring, and resistance strain transducer keeps away from the one end of concrete strip and the lateral wall fixed connection of right branch strut, resistance strain transducer and communication cable electric connection.
Preferably, the surface of the bridge body close to the monitoring mechanism is provided with a heat insulation sleeve, and the heat insulation sleeve wraps the monitoring mechanism.
Preferably, the two ends of the bridge body are provided with the weighbridge, and the weighbridge is electrically connected with the communication cable.
Preferably, the upper surface of bridge body is fixedly connected with a plurality of street lamps, and is provided with infrared camera on the lamp pole of street lamp, infrared camera and communication cable electric connection.
Preferably, a computer data processing terminal is arranged in the monitoring station.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, by arranging the monitoring mechanism, the deflection change of the bridge can be monitored by utilizing the similar concrete material of the expansion and contraction coefficient and the specific heat capacity of the bridge body, the deflection change of the bridge is converted into the resistance change by utilizing the resistance strain sensor, thereby accurately collecting data, and the resistance change is analyzed and processed by a plurality of monitoring mechanisms, whether abnormal change exists is distinguished, and the error is avoided;
2. the utility model discloses in, through setting up the radiation shield, can reduce the influence of temperature to monitoring mechanism, improve monitoring mechanism's accuracy, through setting up the weighbridge, can cooperate the load that the monitoring website calculated the bridge body to consolidate or relevant processing to the bridge according to load data.
Drawings
Fig. 1 is a schematic side view of a bridge safety monitoring device according to the present invention;
fig. 2 is a schematic top view of the bridge safety monitoring device according to the present invention;
fig. 3 is the utility model provides a monitoring mechanism schematic structure of bridge safety monitoring equipment.
In the figure: 1. a bridge body; 2. monitoring a site; 3. a monitoring mechanism; 31. a left support frame; 32. a right support frame; 33. a concrete strip; 34. a compression spring; 35. a resistance strain gauge sensor; 4. a communication cable; 5. a heat insulating sleeve; 6. a wagon balance; 7. a street lamp; 8. an infrared camera.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, a bridge safety monitoring device comprises a bridge body 1 and a monitoring station 2, wherein a plurality of monitoring mechanisms 3 are arranged on the upper surface and the lower surface of the bridge body 1, and a communication cable 4 is laid on the surface of the bridge body 1;
the monitoring mechanism 3 comprises a left support frame 31 and a right support frame 32, the lower ends of the left support frame 31 and the right support frame 32 are fixedly connected with the bridge body 1, one inner wall of one side of the left support frame 31 is fixedly connected with a concrete strip 33, one end of the concrete strip 33, far away from the left support frame 31, is fixedly connected with a compression spring 34, on one hand, the compression spring 34 can drive the concrete strip 33 to move when the left support frame 31 and the right support frame 32 are close to each other, on the other hand, the gravity of the concrete strip 33 can be counteracted, the stress of the resistance strain sensor 35 is reduced, one end, far away from the concrete strip 33, of the compression spring 34 is fixedly connected with the side wall of the right support frame 32, one end, close to the compression spring 34, of the concrete strip 33 is fixedly connected with the resistance strain sensor 35, and one end, far away from the, the resistance strain gauge sensor 35 is electrically connected to the communication cable.
The both ends of bridge body 1 all are provided with weighbridge 6, and weighbridge 6 and communication cable 4 electric connection set up weighbridge 6 at the both ends of bridge body 1, can monitor the vehicle of going up the bridge and knocking the vehicle down to calculate bridge body 1 and bear the load, and carry out work such as reinforcement processing, the comprehensive monitoring cycle of adjustment according to bridge body 1 bears the load.
The upper surface fixed connection of bridge body 1 has a plurality of street lamps 7, and is provided with infrared camera 8 on the lamp pole of street lamp 7, infrared camera 8 and communication cable 4 electric connection through setting up infrared camera 8, can monitor the temperature of bridge floor, ensures bridge body 1's security comprehensively.
A computer data processing terminal is arranged in the monitoring station 2 and used for analyzing and processing data collected by the monitoring mechanism 3, the wagon balance 5, the infrared camera 6 and other devices, and more intuitively expresses the data to monitoring personnel.
The working principle is as follows: when the bridge monitoring system is used, the monitoring mechanisms 3 are fixed on the bridge body 1, then the communication cable 4 is utilized to supply power to the resistance strain type sensors 35 for operation, when deflection changes occur to the bridge body 1 due to temperature, aging, overlarge load and the like, the positions of the left support frame 31 and the right support frame 32 are driven to change, at the moment, the concrete strips 33 pull or are driven by the compression springs 34 to pull or release the resistance strain type sensors 35, at the moment, the resistance of the stressed resistance strain type sensors 35 changes, signals are transmitted to the monitoring station 2 through the communication cable 4, the monitoring station 2 carries out data comparison through the monitoring mechanisms 3, and then whether safety problems occur to the bridge body 1 is analyzed in time, the monitoring mode has low energy consumption, can carry out long-term real-time monitoring, has relatively low equipment cost and relatively accurate monitoring results, and unattended monitoring can be achieved by configuring the relevant APP.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A bridge safety monitoring device comprises a bridge body (1) and a monitoring station (2), and is characterized in that a plurality of monitoring mechanisms (3) are arranged on the upper surface and the lower surface of the bridge body (1), and communication cables (4) are laid on the surface of the bridge body (1);
the monitoring mechanism (3) comprises a left support frame (31) and a right support frame (32), the lower ends of the left support frame (31) and the right support frame (32) are fixedly connected with the bridge body (1), a concrete strip (33) is fixedly connected with the inner wall of one side of the left support frame (31), and one end of the concrete strip (33) far away from the left support frame (31) is fixedly connected with a compression spring (34), one end of the compression spring (34) far away from the concrete strip (33) is fixedly connected with the side wall of the right support frame (32), one end of the concrete strip (33) close to the compression spring (34) is fixedly connected with a resistance strain type sensor (35), and the one end that concrete strip (33) was kept away from in resistance strain type sensor (35) and the lateral wall fixed connection of right branch strut (32), resistance strain type sensor (35) and communication cable electric connection.
2. The bridge safety monitoring device according to claim 1, wherein a heat insulating sleeve (5) is arranged on the surface of the bridge body (1) close to the monitoring mechanism, and the heat insulating sleeve (5) is arranged to wrap the monitoring mechanism (3).
3. The bridge safety monitoring device according to claim 1, wherein the two ends of the bridge body (1) are provided with the wagon balance (6), and the wagon balance (6) is electrically connected with the communication cable (4).
4. The bridge safety monitoring device according to claim 1, wherein a plurality of street lamps (7) are fixedly connected to the upper surface of the bridge body (1), infrared cameras (8) are arranged on lamp posts of the street lamps (7), and the infrared cameras (8) are electrically connected with the communication cable (4).
5. The bridge safety monitoring device according to claim 1, characterized in that a computer data processing terminal is arranged in the monitoring station (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021645181.0U CN213516256U (en) | 2020-08-10 | 2020-08-10 | Bridge safety monitoring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021645181.0U CN213516256U (en) | 2020-08-10 | 2020-08-10 | Bridge safety monitoring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213516256U true CN213516256U (en) | 2021-06-22 |
Family
ID=76436643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021645181.0U Active CN213516256U (en) | 2020-08-10 | 2020-08-10 | Bridge safety monitoring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213516256U (en) |
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2020
- 2020-08-10 CN CN202021645181.0U patent/CN213516256U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220117 Address after: 350100 304-a107, floor 3, auxiliary building, Chuangye building, No. 8, Keji East Road, Shangjie Town, Minhou County, Fuzhou City, Fujian Province Patentee after: FUJIAN BUILDING ENGINEERING QUALITY INSPECTION CENTER Co.,Ltd. Address before: 644600 group 1, Tuzhu village, Pu'an Township, Yibin County, Yibin City, Sichuan Province Patentee before: You Wenyu |
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| TR01 | Transfer of patent right |