CN219219139U - Bridge pile foundation washout safety monitoring device - Google Patents
Bridge pile foundation washout safety monitoring device Download PDFInfo
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- CN219219139U CN219219139U CN202320341763.7U CN202320341763U CN219219139U CN 219219139 U CN219219139 U CN 219219139U CN 202320341763 U CN202320341763 U CN 202320341763U CN 219219139 U CN219219139 U CN 219219139U
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Abstract
The utility model belongs to the technical field of bridge monitoring, and provides a safety monitoring device for flushing a bridge pile foundation, which comprises the following components: monitoring system collar, monitoring system, monitoring ring frame adopt two sets of monitoring system collar dismantlement formula to install on the bridge pile foundation, monitoring system collar downside monitoring system's ann is torn open, then do benefit to and carry out the maintenance of later stage and change to monitoring system and monitoring system collar, and use it on other bridge pile foundations, fully improve this monitoring devices's life, set up multiple sensor in the outside of bridge pile foundation, and portable setting is direct carries out the camera of shooing, and the infrared range finder of real-time measurement river silt situation, thereby realize that the bridge pile foundation can carry out multiple safety monitoring when receiving river bath.
Description
Technical Field
The utility model belongs to the technical field of bridge monitoring, and particularly relates to a safety monitoring device for flushing of a bridge pile foundation.
Background
The local scour is a natural phenomenon caused by the erosion of the water flow on the sea bed, and the scour of the bridge foundation comprises scour of bridge piers and scour of bridge piles, so that the damage to the bridge is caused. The bridge pile foundation water damage caused by local flushing has burst and destructive property, so that the use condition of the bridge pile foundation is conveniently found in time, and the bridge pile foundation is always required to be safely monitored regularly, so that the long-term safe use of the bridge is ensured.
The prior patent is granted the number: CN209620129U discloses a ring type bridge pile foundation scouring monitoring system, which comprises a bridge pile foundation, a carrying device, a sensor and a data processing system; the carrying device comprises a carrying circular ring and a group of casters arranged on the carrying circular ring, and the carrying device is in sliding fit with the bridge pile foundation through the casters; the sensor is arranged on the surface of the carrying circular ring and the bridge pile foundation; the bridge pile foundation monitoring system comprises a data processing system, a carrying device, a sensor, a bridge pile foundation, a sensor, a monitoring system and a monitoring device, wherein the data processing system is fixed at the top of a bridge pier above the bridge pile foundation and is connected with the sensor through a wire, so that data in the sensor are received and processed, the carrying device of the system is in sliding fit with the bridge pile foundation, can accurately move to a seabed bearing layer where the bridge pile foundation is located along the bridge pile foundation, can monitor the thickness of the sludge layer and the flushing depth in real time, has high durability and accurate installation, and when the detecting system is used, the carrying device is arranged on the bridge pile foundation in a sliding mode, once the two ends of the bridge pile foundation are in a closed state, the carrying device is inconvenient to disassemble once the carrying device is sleeved and slides on the carrying device, so that the later maintenance of the device and the replacement of parts are not facilitated, the carrying device cannot be used on other bridge pile foundations if the carrying device is forcibly disassembled, the carrying device cannot be used on the other bridge pile foundations, the carrying device is limited in use, the monitoring system adopts the sensor to monitor the flushing state of the bridge pile foundation in real time, the sensor monitors the flushing state, and the monitoring system is poor in visual sense, and the monitoring system cannot be subjected to front and back deformation image contrast.
Disclosure of Invention
The embodiment of the utility model aims to provide a safety monitoring device for flushing of bridge pile foundations, which aims to solve the problems.
The utility model is realized in this way, a bridge pile foundation scour safety monitoring device includes: the monitoring system comprises a monitoring system mounting ring, a monitoring system and a monitoring ring frame; the monitoring system collar is provided with two groups, and all set up to semi-circular structure, and the butt joint suit is dismantled at two groups of monitoring system collar both ends on the bridge pile foundation that waits to monitor, and the bolt carrier is installed at monitoring system collar both ends top, is provided with fastening bolt between the adjacent bolt carrier, the inside cavity structure that is provided with of monitoring system collar downside, and servo motor is installed to monitoring system collar inboard one side, and servo motor downside output is connected with vertical lead screw, and the lead screw bottom is connected with the locating piece through the bearing rotation, and threaded connection has the nut on the lead screw, is provided with the leading looks device that is used for restricting its rotation on the nut, and the nut is installed electric telescopic handle towards one side of bridge pile foundation, and electric telescopic handle tip is through connecting block fixed mounting monitoring system, utilizes electric telescopic handle's flexible function, adjusts the position of monitoring system distance bridge pile foundation to be convenient for carry out accurate and detailed monitoring of each item scour result to bridge pile foundation.
Preferably, a motor protection shell for protecting the servo motor is arranged on the outer side of the top of the servo motor.
Preferably, the length of the screw rod is greater than the height of the bridge pile foundation, so that the bottom of the positioning block can be contacted with the river bottom, and a stable supporting effect is provided for the screw rod.
Preferably, the monitoring system comprises a monitoring ring frame with a semicircular structure, a plurality of sensors are arranged at equal intervals on the inner side of the monitoring ring frame, the monitoring ring frame is controlled to move by starting an electric telescopic rod, then the sensors are controlled to be in contact with a bridge pile foundation for monitoring, and the sensors comprise a fiber grating temperature sensor, a fiber grating osmotic pressure sensor, a fiber grating pressure sensor, a flow rate sensor and a fiber grating acceleration sensor; the fiber bragg grating osmotic pressure sensor is used for monitoring water pressure change caused by water level fluctuation in real time; the fiber grating pressure sensor is responsible for monitoring the change of external water pressure and soil pressure in real time; the fiber bragg grating temperature sensor is used for performing temperature compensation on the fiber bragg grating sensor; the flow rate sensor is used for monitoring the flow rate change of the monitoring point; the fiber bragg grating acceleration sensor is used for monitoring the vibration response of the pile, and various data of the bridge pile foundation can be monitored in real time through the sensor.
Preferably, two groups of arc-shaped electric sliding rails are symmetrically arranged on the upper side and the lower side of the monitoring ring frame, one end of each arc-shaped electric sliding rail is provided with a sliding rail driving device for driving the corresponding arc-shaped electric sliding rail to operate, a camera is movably arranged on each arc-shaped electric sliding rail on one side, the camera is used for intuitively shooting the deformation of the outer surface of the bridge device, and then a user can conveniently observe in real time to judge the change of the bridge pile foundation after flushing;
the arc-shaped electric sliding rail on the other side is movably provided with an infrared distance measuring instrument, and the infrared distance measuring instrument is used for detecting the depth change of silt in river water on one side of the bridge pile foundation in real time, so that the depth change condition after the periphery of the bridge is flushed by the river water is judged.
Preferably, one side of the inner side wall of the installation ring of the monitoring system, which is in contact with the bridge pile foundation, is provided with a layer of fastening ring pad, and the fastening ring pad is used for increasing the installation stability of the installation ring of the monitoring system and the bridge pile foundation.
Preferably, a controller is arranged on one side of the inside of the mounting ring of the monitoring system, and the controller is electrically connected with the sensor, the camera, the infrared distance measuring instrument, the servo motor and the electric telescopic rod through waterproof wires, so that smooth operation of various tools can be controlled rapidly and efficiently.
Preferably, because the general river bottom is piled up with the silt of certain height, the bridge pile foundation part of placing in silt this moment can't monitor, consequently the lead screw bottom also can't pass silt to river bottom completely, can set up corresponding fixed knot structure in one side of locating piece this moment, utilizes fixed knot structure to carry out dismantlement formula with locating piece and bridge pile foundation and links firmly to this guarantees the stability of lead screw, fixed knot structure can set up to the holding ring similar with monitoring system collar.
According to the bridge pile foundation flushing safety monitoring device, the two groups of monitoring system mounting rings are detachably arranged on the bridge pile foundation, so that the monitoring system on the lower side of the monitoring system mounting rings is convenient to mount and dismount, later maintenance and replacement of the monitoring system and the monitoring system mounting rings are facilitated, and the monitoring system mounting rings are applied to other bridge pile foundations, so that the service life of the monitoring device is prolonged fully;
through set up multiple sensor in the outside of bridge pile foundation to and portable setting is direct to be shot the camera, and the infrared range finder of real-time measurement river silt situation, thereby realize that bridge pile foundation can carry out multiple safety monitoring when receiving river bath.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of a safety monitoring device for flushing a bridge pile foundation.
Fig. 2 is a schematic diagram of a front view structure of a safety monitoring device for flushing bridge pile foundations.
Fig. 3 is a schematic top view of a safety monitor for flushing bridge pile foundation.
Fig. 4 is an enlarged schematic view of the structure A1 in fig. 2.
FIG. 5 is a schematic diagram of the structure of a monitoring ring frame in a safety monitoring device for flushing bridge pile foundation;
in the accompanying drawings: the monitoring system comprises a monitoring system mounting ring 10, a fastening ring pad 11, a bolt frame 12, a fastening bolt 13, a screw rod 14, a nut 15, a servo motor 16, a monitoring system 17, an electric telescopic rod 18, a motor protection shell 19, a connecting block 21, a camera 22, an infrared distance measuring instrument 23, an arc-shaped electric sliding rail 24, a monitoring ring frame 25, a sensor 26 and a sliding rail driving device 27.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
1-5, a structural diagram of a bridge pile foundation flushing safety monitoring device provided by an embodiment of the utility model includes: monitoring system mounting ring 10, monitoring system 17, monitoring ring mount 25; the two groups of monitoring system mounting rings 10 are arranged and are of semicircular structures, two ends of the two groups of monitoring system mounting rings 10 are detachably sleeved on bridge pile foundations to be monitored in a butt joint mode, bolt frames 12 are arranged at the tops of the two ends of the monitoring system mounting rings 10, fastening bolts 13 are arranged between the adjacent bolt frames 12, the bolt frames 12 and the fastening bolts 13 are utilized to realize the detachment and connection between the two groups of monitoring system mounting rings 10, a cavity structure is arranged inside the lower side of the monitoring system mounting rings 10, a servo motor 16 is arranged on one side inside the monitoring system mounting rings 10, a motor protection shell 19 for protecting the servo motor 16 is arranged outside the tops of the servo motor 16, a vertical lead screw 14 is connected to the output end of the lower side of the servo motor 16, a positioning block is connected to the bottom end of the lead screw 14 through a bearing in a rotating mode, nuts 15 are connected to the lead screw 14 in a threaded mode, phase guiding devices for limiting rotation of the lead screw 14 are arranged on the nuts 15, the length of the lead screw 14 is larger than the height of the bridge pile foundations, an electric telescopic support 18 is arranged on one side of the bridge pile foundations, the nut 15 faces one side of the bridge pile foundations, the electric support 18 is arranged on one side of the electric support, the electric support 18 is arranged on one side of the end of the electric support 18 through the electric support 18, the electric support is fixedly arranged on the end of the electric support 17, the electric support 17 is used for monitoring system 17, a telescopic support is used for accurately adjusting the telescopic support, and the telescopic support is used by the telescopic support, and the position of the monitoring system is accurately and is convenient to monitor and has a telescopic function;
the monitoring system 17 comprises a monitoring ring frame 25 with a semicircular structure, a plurality of sensors 26 are arranged at equal intervals on the inner side of the monitoring ring frame 25, the monitoring ring frame 25 is controlled to move by starting an electric telescopic rod 18, then the sensors 26 are controlled to be in contact with a bridge pile foundation for monitoring, and the sensors 26 comprise a fiber grating temperature sensor, a fiber grating osmotic pressure sensor, a fiber grating pressure sensor, a flow velocity sensor and a fiber grating acceleration sensor; the fiber bragg grating osmotic pressure sensor is used for monitoring water pressure change caused by water level fluctuation in real time; the fiber grating pressure sensor is responsible for monitoring the change of external water pressure and soil pressure in real time; the fiber bragg grating temperature sensor is used for performing temperature compensation on the fiber bragg grating sensor; the flow rate sensor is used for monitoring the flow rate change of the monitoring point; the fiber bragg grating acceleration sensor is used for monitoring the vibration response of the pile, and the sensor can monitor various data of the bridge pile foundation in real time;
two groups of arc-shaped electric sliding rails 24 are symmetrically arranged on the upper side and the lower side of the monitoring ring frame 25, one end of each arc-shaped electric sliding rail 24 is provided with a sliding rail driving device 27 for driving each arc-shaped electric sliding rail 24 to operate, a camera 22 is movably arranged on each arc-shaped electric sliding rail 24 on one side, the camera 22 is used for intuitively shooting the deformation of the outer surface of the bridge device, and then a user can observe in real time conveniently to judge the change of a bridge pile foundation after flushing;
the arc-shaped electric sliding rail 24 on the other side is movably provided with an infrared distance measuring instrument 23, and the infrared distance measuring instrument 23 is used for detecting the depth change of silt in river water on one side of a bridge pile foundation in real time so as to judge the depth change condition of the bridge after the periphery is flushed by the river water.
In the embodiment of the utility model, a layer of fastening ring pad 11 is arranged on the side, in contact with the bridge pile foundation, of the inner side wall of the monitoring system mounting ring 10, the fastening ring pad 11 is utilized to increase the installation stability of the monitoring system mounting ring 10 and the bridge pile foundation, a controller is arranged on one side inside the monitoring system mounting ring 10, and the controller is electrically connected with a sensor 26, a camera 22, an infrared distance meter 23, a servo motor 16 and an electric telescopic rod 18 through waterproof wires, so that the smooth running of various tools can be controlled rapidly and efficiently.
In one example of the present utility model, since a certain height of sludge is accumulated at the bottom of a general river, the bridge pile foundation portion placed in the sludge cannot be monitored, and thus the bottom end of the screw 14 cannot completely pass through the sludge to the bottom of the river, a corresponding fixing structure can be disposed at one side of the positioning block, and the positioning block and the bridge pile foundation are detachably and fixedly connected by using the fixing structure, so as to ensure the stability of the screw 14, and the fixing structure can be disposed as a positioning ring similar to the monitoring system mounting ring 10.
In the above embodiment of the utility model, two groups of monitoring system mounting rings 10 are connected with fastening bolts 13 through bolt frames 12 and are arranged on the upper side of a bridge pile foundation, then a lead screw 14 with a proper length is selected according to the depth of river water, then a positioning block is arranged on the lower side of the bridge pile foundation or fixed on the bottom of river water through a fixed structure according to the condition of river bottom sludge, stability of the lead screw 14 is kept, then a servo motor 16 is controlled by a controller to operate and drive the lead screw 14 to rotate, then a nut 15 is driven to lift along the lead screw 14, then under the action of an electric telescopic rod 18, a monitoring ring frame 25 is controlled to move towards the bridge pile foundation, then various numerical values of the river water around the bridge pile foundation and the bridge device are monitored in real time through a sensor 26, meanwhile, a pneumatic slide rail driving device 27 drives an arc-shaped electric slide rail 24 to operate, drives the sensor 26 to shoot the change of the bridge pile foundation and the river water in real time, and the depth change of the river water in the bridge pile foundation on the lower side of the monitoring device through controlling an infrared distance meter 23, so as to monitor various numerical values of the safety of the river water flushing of the bridge sludge.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (6)
1. Bridge pile foundation washout safety monitoring device, its characterized in that, bridge pile foundation washout safety monitoring device includes: a monitoring system mounting ring (10), a monitoring system (17) and a monitoring ring frame (25); the utility model provides a monitoring system collar (10) is provided with two sets of, and all sets up to semi-circular structure, and butt joint formula suit is dismantled on the bridge pile foundation that waits to monitor at two sets of monitoring system collar (10) both ends, and bolt carrier (12) are installed at monitoring system collar (10) both ends top, are provided with fastening bolt (13) between adjacent bolt carrier (12), monitoring system collar (10) downside inside is provided with cavity structure, and servo motor (16) are installed to monitoring system collar (10) inside one side, and servo motor (16) downside output is connected with vertical lead screw (14), and lead screw (14) bottom is connected with the locating piece through the bearing rotation, and threaded connection has nut (15) on lead screw (14), is provided with the phase guiding device that is used for restricting its rotation on nut (15), and electric telescopic handle (18) are installed towards one side of bridge pile foundation to nut (15), and electric telescopic handle (18) tip is through connecting block (21) fixed mounting has monitoring system (17), utilizes the flexible function of electric telescopic handle (18), adjusts the position of monitoring system (17) apart from bridge pile foundation to carry out each item to wash away in detail monitoring result.
2. The bridge pile foundation flushing safety monitoring device according to claim 1, wherein a motor protection shell (19) for protecting the servo motor (16) is arranged on the outer side of the top of the servo motor (16).
3. The bridge pile foundation flushing safety monitoring device according to claim 2, wherein the length of the screw (14) is greater than the height of the bridge pile foundation.
4. The bridge pile foundation flushing safety monitoring device according to claim 3, wherein the monitoring system (17) comprises a monitoring ring frame (25) with a semicircular structure, a plurality of sensors (26) are arranged at equal intervals on the inner side of the monitoring ring frame (25), and the sensors (26) comprise fiber grating temperature sensors, fiber grating osmotic pressure sensors, fiber grating pressure sensors, flow rate sensors and fiber grating acceleration sensors; the fiber bragg grating osmotic pressure sensor is used for monitoring water pressure change caused by water level fluctuation in real time; the fiber grating pressure sensor is responsible for monitoring the change of external water pressure and soil pressure in real time; the fiber bragg grating temperature sensor is used for performing temperature compensation on the fiber bragg grating sensor; the flow rate sensor is used for monitoring the flow rate change of the monitoring point; and the fiber bragg grating acceleration sensor is used for monitoring the vibration response of the pile.
5. The bridge pile foundation flushing safety monitoring device according to claim 4, wherein two groups of arc-shaped electric sliding rails (24) are symmetrically arranged on the upper side and the lower side of the monitoring ring frame (25), one end of each arc-shaped electric sliding rail (24) is provided with a sliding rail driving device (27) for driving each arc-shaped electric sliding rail (24) to operate, a camera (22) is arranged on each arc-shaped electric sliding rail (24) on one side in a moving mode, and an infrared distance measuring instrument (23) is arranged on each arc-shaped electric sliding rail (24) on the other side in a moving mode.
6. The bridge pile foundation flushing safety monitoring device according to claim 5, wherein a layer of fastening ring pad (11) is arranged on one side of the inner side wall of the monitoring system mounting ring (10) which is in contact with the bridge pile foundation, a controller is arranged on one side of the inside of the monitoring system mounting ring (10), and the controller is electrically connected with the sensor (26), the camera (22), the infrared distance measuring instrument (23), the servo motor (16) and the electric telescopic rod (18) through waterproof wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320341763.7U CN219219139U (en) | 2023-02-28 | 2023-02-28 | Bridge pile foundation washout safety monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320341763.7U CN219219139U (en) | 2023-02-28 | 2023-02-28 | Bridge pile foundation washout safety monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219219139U true CN219219139U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320341763.7U Active CN219219139U (en) | 2023-02-28 | 2023-02-28 | Bridge pile foundation washout safety monitoring device |
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| CN (1) | CN219219139U (en) |
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- 2023-02-28 CN CN202320341763.7U patent/CN219219139U/en active Active
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