CN214090018U - Real-time monitoring device for near-pile-foundation riverbed scouring - Google Patents
Real-time monitoring device for near-pile-foundation riverbed scouring Download PDFInfo
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- CN214090018U CN214090018U CN202022383407.0U CN202022383407U CN214090018U CN 214090018 U CN214090018 U CN 214090018U CN 202022383407 U CN202022383407 U CN 202022383407U CN 214090018 U CN214090018 U CN 214090018U
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Abstract
The utility model discloses a real-time supervision device that nearly pile foundation riverbed erodees, include: the floating box is internally of a hollow structure, and one side of the floating box is provided with a plurality of fixing rings; the measuring device is arranged at the bottom of the buoyancy tank; the GPS positioning device is arranged on the top of the buoyancy tank; the data acquisition device is arranged at the top end in the buoyancy tank and is respectively connected with the measuring device and the GPS positioning device through data lines; at least one counter weight, the counter weight is connected with the one end of flexible rope, the other end of flexible rope passes solid fixed ring on the flotation tank extends to on the bridge floor. The utility model discloses enough carry out real-time supervision to riverbed scouring depth degree, rivers degree of depth and velocity of flow, device simple structure, convenient to use, low in manufacturing cost.
Description
Technical Field
The utility model relates to a riverbed scours degree of depth and measures technical field. More specifically, the utility model relates to a real-time supervision device that nearly pile foundation riverbed erodees.
Background
The bridge pile foundation is an important component of a bridge lower structure and is used for bearing the dead weight and the external load of the bridge upper structure and transmitting the dead weight and the external load to a foundation at the lower part of the bridge foundation. The water flow is blocked by the bridge pile foundation and is changed sharply, so that the river bed at the bottom of the bridge pile foundation is washed, the water facing side and the river bed near the pile foundation are eroded acutely, particularly, when rainstorm or flood occurs, the water flow is increased sharply, the erosion of the bridge pile foundation and the river beds around the bridge pile foundation is accelerated, the buried depth of the pile foundation is reduced, the bearing capacity is reduced, and the bridge safety is endangered. Therefore, parameters such as the scouring depth of the riverbed and the flow velocity of river are measured by methods such as reconnaissance and detection and are used for bridge safety state assessment.
The existing monitoring and measuring method mainly measures parameters such as scouring depth, flow velocity and the like of each key position through manual work or equipment such as a probe rod, a distance meter and the like carried by a ship, is greatly influenced by human factors, consumes time and labor, is near a water pile foundation, is high in water flow speed and danger coefficient, has no navigation condition even in some regions, and is difficult to meet the requirement of safe operation in a rainstorm or flood period, so that the measurement data can not be fed back in time, the scouring degree of a riverbed can be predicted, and the safety state of a bridge can not be evaluated. Therefore, the efficient, safe and feasible real-time monitoring device for near-pile-foundation riverbed scouring is provided, so that monitoring data can be timely and accurately acquired, and safety monitoring and early warning are realized. Meanwhile, the monitoring data can provide data support for the reinforcement design of the bridge lower structure and provide reference for similar projects.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.
In order to achieve these objects and other advantages in accordance with the purpose of the invention, a real-time monitoring device for near pile foundation riverbed erosion is provided, comprising: the floating box is internally of a hollow structure, and one side of the floating box is provided with a plurality of fixing rings; the measuring device is arranged at the bottom of the buoyancy tank; the GPS positioning device is arranged on the top of the buoyancy tank; the data acquisition device is arranged at the top end in the buoyancy tank and is respectively connected with the measurement module and the GPS positioning device through data lines; at least one counter weight, the counter weight is connected with the one end of flexible rope, the other end of flexible rope passes solid fixed ring on the flotation tank extends to on the bridge floor.
Preferably, the device for monitoring the near-pile foundation riverbed erosion in real time comprises at least a sonar distance meter and a flow velocity sensor.
Preferably, the real-time monitoring device for near-pile foundation riverbed flushing further comprises a wireless transmitting antenna, the wireless transmitting antenna is arranged at the top of the buoyancy tank, and the wireless transmitting antenna is connected with the data acquisition unit through a data line.
Preferably, the real-time monitoring device for near-pile foundation riverbed flushing further comprises at least one signal lamp, wherein the signal lamp is arranged at the top of the buoyancy tank and is connected with the data acquisition unit through a data line.
Preferably, the device for monitoring the near-pile-foundation riverbed scouring in real time is characterized in that one side of the buoyancy tank is provided with scale marks.
Preferably, the top of the buoyancy tank is fixedly connected to one end of a traction rope, and the other end of the traction rope can extend to the bridge floor.
Preferably, in the device for monitoring the near-pile-foundation riverbed erosion in real time, the power line of the data collector is fixed on the hauling cable.
The utility model discloses at least, include following beneficial effect:
first, the utility model discloses can carry out real-time supervision to the riverbed scouring depth degree, the rivers degree of depth and the velocity of flow, measured data can make things convenient for relevant personnel to assess to the safe state of bridge pile foundation, in time proposes relevant processing measure, guarantees the operation safety of bridge.
Second, the utility model discloses can fix a point long-term monitoring a certain position of river, also can pull counter weight and flotation tank through the manual work at the bridge floor and remove, measure hydrogeological data such as the riverbed scouring depth, the velocity of water flow of river within the certain range of river, device simple structure, convenient to use, low in manufacturing cost.
Thirdly, measuring elements can be added in the measuring device according to actual measurement needs, and the types of data which can be collected are further enriched.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a real-time monitoring device for near-pile-foundation riverbed erosion in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the buoyancy tank according to the above embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. 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 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.
As shown in fig. 1 and 2, the utility model provides a real-time monitoring device for near pile foundation riverbed erosion, include: the floating box 5 is internally of a hollow structure, and one side of the floating box 5 is provided with a plurality of fixing rings 3; a measuring device 6 installed at the bottom of the buoyancy tank 5; a GPS positioning device 11 which is arranged on the top of the buoyancy tank 5; the data acquisition unit 8 is arranged at the top end inside the buoyancy tank 5, and the data acquisition unit 8 is respectively connected with the measuring device 6 and the GPS positioning device 11 through data lines 13; at least one counter weight 1, counter weight 1 is connected with the one end of flexible rope 2, the other end of flexible rope 2 passes solid fixed ring 3 on the flotation tank 5 extends to on the bridge floor.
In the technical scheme, the buoyancy tank 5 is placed at a position to be measured by using the counterweight 1, the counterweight 1 can sink to the river bottom, and the counterweight 1 can be increased or decreased according to actual conditions; the floating box 5 freely moves on the flexible rope 2 through the fixing ring 3 and does not turn over; the measuring device 6 can measure the distance h from the bottom of the buoyancy tank 5 to the river bed1And the water flow velocity and the like, the GPS positioning device 11 can measure the three-dimensional coordinates (longitude, latitude and elevation h) of the buoyancy tank 52) (ii) a So as to obtain the height H ═ H of the river bed2-h1-h0Which isMiddle h0The height of the buoyancy tank 5 itself. The device can measure the elevation, the water flow speed and other data of the riverbed through the real-time monitoring device for the near-pile foundation riverbed erosion so as to judge the riverbed erosion depth. The real-time monitoring device for the near-pile foundation riverbed erosion can place the balance weight 1 at a measuring point, and fix the flexible rope 2 at the bridge floor, the bridge pier, the bridge abutment, the pile foundation and other positions to perform long-term monitoring of a certain fixed measuring point; also can promote flexible rope 2 removes counter weight 1 with 5 to next measuring point of flotation tank gather the monitoring data after, carry out the measurement of next measuring point in proper order, accomplish near the underbridge pile foundation or the removal measurement of underbridge riverbed cross-vertical section data.
In another embodiment, the device for monitoring the near-pile-based riverbed erosion in real time, the measuring device 6 at least comprises a sonar distance meter 7 and a flow velocity sensor 14, the sonar distance meter 7 can measure the distance from the bottom of the buoyancy tank 5 to the riverbed, and the flow velocity sensor 14 can measure the velocity of the water flow. When implementing the utility model discloses the time, still can increase measuring element in measuring device according to actual measurement needs, the data type that further richens and to gather.
In another embodiment, the device for monitoring the near-pile foundation riverbed flushing in real time further comprises a wireless transmitting antenna 10, wherein the wireless transmitting antenna 10 is arranged at the top of the buoyancy tank 5, and the wireless transmitting antenna 10 is connected with the data collector 8 through a data line 13. And uploading the data in the data collector 8 to terminal equipment through the wireless transmitting antenna 10.
In another embodiment, the real-time monitoring device for near-pile-foundation riverbed flushing further comprises at least one signal lamp 9, wherein the signal lamp 9 is arranged at the top of the buoyancy tank 5, and the signal lamp 9 is connected with the data collector 8 through a data line. The signal lamp 9 can be set in multiple modes, and can remind and warn when the measured data exceeds a normal threshold value.
In another embodiment, the device for monitoring the near-pile-foundation riverbed scouring in real time is characterized in that one side of the buoyancy tank 5 is provided with scale marks, and the sinking of the buoyancy tank can be measured by adopting the technical schemeHeight h in water3So as to obtain the depth h of the water flow1+h3。
In another embodiment, the device for monitoring the near-pile-based river bed scouring in real time is characterized in that the top of the buoyancy tank 5 is fixedly connected to one end of a traction rope 4, and the other end of the traction rope 4 can extend to the bridge floor. The buoyancy tank 5 is lowered, recovered and moved through the traction rope 4.
In another embodiment, in the device for monitoring the near-pile-foundation riverbed erosion in real time, the power line 12 of the data collector 8 is fixed on the hauling cable 4. The power line 12 extends to the bridge floor along with the hauling rope 4 and is connected with a power supply on the bridge floor.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (7)
1. The utility model provides a real-time supervision device that nearly pile foundation riverbed erodees which characterized in that includes:
the floating box is internally of a hollow structure, and one side of the floating box is provided with a plurality of fixing rings;
the measuring device is arranged at the bottom of the buoyancy tank;
the GPS positioning device is arranged on the top of the buoyancy tank;
the data acquisition device is arranged at the top end in the buoyancy tank and is respectively connected with the measuring device and the GPS positioning device through data lines;
at least one counter weight, the counter weight is connected with the one end of flexible rope, the other end of flexible rope passes solid fixed ring on the flotation tank extends to on the bridge floor.
2. The device for real-time monitoring of near-pile riverbed erosion according to claim 1, wherein the measuring device comprises at least a sonar distance meter and a flow velocity sensor.
3. The device for real-time monitoring of near-pile riverbed scour according to claim 1, further comprising: and the wireless transmitting antenna is arranged at the top of the floating box and is connected with the data collector through a data line.
4. The device for monitoring the near-pile-based riverbed scouring in real time as claimed in claim 1, further comprising at least one signal lamp, wherein the signal lamp is arranged at the top of the buoyancy tank and is connected with the data collector through a data line.
5. The apparatus for real-time monitoring of near-piled riverbed scour according to claim 1, wherein the buoyancy tanks are provided with scale markings on one side.
6. The apparatus for real-time monitoring of near-piled riverbed scour as claimed in claim 1, wherein the top of the buoyancy tank is fixedly connected to one end of a haulage rope, and the other end of the haulage rope is extendable to the deck.
7. The device for monitoring the near pile foundation riverbed scouring in real time as claimed in claim 6, wherein the power cord of the data collector is fixed on the hauling cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022383407.0U CN214090018U (en) | 2020-10-23 | 2020-10-23 | Real-time monitoring device for near-pile-foundation riverbed scouring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022383407.0U CN214090018U (en) | 2020-10-23 | 2020-10-23 | Real-time monitoring device for near-pile-foundation riverbed scouring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214090018U true CN214090018U (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022383407.0U Active CN214090018U (en) | 2020-10-23 | 2020-10-23 | Real-time monitoring device for near-pile-foundation riverbed scouring |
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| Country | Link |
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| CN (1) | CN214090018U (en) |
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2020
- 2020-10-23 CN CN202022383407.0U patent/CN214090018U/en active Active
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