CN209432072U - Pipe laying structure and DEFORMATION MONITORING SYSTEM for concrete face rockfill dam - Google Patents
Pipe laying structure and DEFORMATION MONITORING SYSTEM for concrete face rockfill dam Download PDFInfo
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- CN209432072U CN209432072U CN201920316434.0U CN201920316434U CN209432072U CN 209432072 U CN209432072 U CN 209432072U CN 201920316434 U CN201920316434 U CN 201920316434U CN 209432072 U CN209432072 U CN 209432072U
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- pipeline
- concrete
- concrete slab
- rockfill dam
- face rockfill
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Abstract
The utility model relates to safety testing fields, disclose a kind of pipe laying structure and DEFORMATION MONITORING SYSTEM for concrete face rockfill dam, it is less desirable to solve the degrees of fusion that pipeline and concrete slab deforms in traditional technology, it is difficult to guarantee the consistency problem that pipeline is deformed with concrete slab.Including concrete slab, padding layer, U-shaped card ring and the pipeline passed through for detector, the concrete slab is arranged in the upper surface of described padding layer;It further include U-shaped card ring, the padding layer upper end is provided with the groove for accommodating the pipeline, and the groove opens up from top to bottom along the slope surface of concrete face rockfill dam, wherein, the pipeline is located in the groove, and the pipeline is close to setting by the U-shaped card ring with the concrete slab.The winding degree that the utility model is suitable for concrete slab detects.
Description
Technical field
The utility model relates to safety testing fields, in particular to for concrete face rockfill dam pipe laying structure and
DEFORMATION MONITORING SYSTEM.
Background technique
With the rapid development of China's hydropower, the scale and its service condition of various hydraulic structures are more and more multiple
Miscellaneous, the big library building safety operation of high dam proposes higher challenge, and the requirement to hydraulic structure safety and stability is got over
Come higher, it is to be ensured that its safe and stable operation, therefore, project security monitoring are self-evident to the importance of hydraulic structure, especially
It is the concrete slab for playing antiseepage in concrete face rockfill dam, not only needs applying for feasible scheme and high quality
Work technology ensures its concrete slab and its compatibility of deformation of dam material of going to a grassroots level, it is also desirable to monitor its safe operation and reliably supervise
Survey means, can in time, accurately, easily to survey reading monitoring data at runtime, it is ensured that its engineering works (concrete surface
Plate) operational safety, therefore, the deformation monitoring of concrete slab and its dam material of going to a grassroots level just will become key.This is required
Can in time, accurate measurements its deformation means.
The seepage control system of concrete face rockfill dam is armored concrete panel, and concrete slab is located at the upper of enrockment dam
Swim surface, under be followed successively by bedding material, Transition Materials, rockfill.These structures in the process of running, water ballast(ing) and dam body from
Under the action of body sedimentation and deformation, over time, bedding material, Transition Materials, rockfill under armored concrete panel generate change of coming to nothing
Shape cavity and the winding degree deformation for causing generation, cause to cause operational safety.
Monitoring panel winding degree deformation at present and its position pipeline are fixed with its concrete, are by first installing conduit
It is embedded in concrete slab, pipeline and the degrees of fusion that concrete slab deforms are less desirable, it is difficult to guarantee pipeline and coagulation
The consistency of native panel deformation influences the accuracy and error of its winding degree.
Pipeline is unclear easily to damage cable because hole wall drills, due to being restricted by various factors, related monitoring technology rule
Model, which is also not known, to be required.
Utility model content
Technical problem to be solved by the utility model is: provide a kind of pipe laying structure for concrete face rockfill dam with
And DEFORMATION MONITORING SYSTEM, it is less desirable to solve the degrees of fusion that pipeline and concrete slab deform in traditional technology, it is difficult to guarantee
The consistency problem of pipeline and concrete slab deformation.
To solve the above problems, the utility model provides a kind of pipe laying structure for concrete face rockfill dam, packet
Concrete slab, padding layer, U-shaped card ring and the pipeline passed through for detector are included, the concrete slab is arranged described
The upper surface of padding layer;The padding layer upper end be arranged it is fluted, the groove along concrete face rockfill dam slope surface from
It is opened up under above;The pipeline is located in the groove, and the pipeline is tight by the U-shaped card ring and the concrete slab
It is sticked and sets.
Based on above-mentioned pipe laying structure, the utility model additionally provides a kind of change for concrete face rockfill dam simultaneously
Shape monitors system, including processor, track detection instrument and above-mentioned pipe laying structure, the processor and the track detection instrument
Communication;When needing to carry out deformation monitoring, the track detection instrument is arranged within the pipeline of the pipe laying structure, and can be along
The pipeline is creeped.
Further, the track detection instrument can be fibre optic gyroscope.Fibre optic gyroscope has highly sensitive sensing
Characteristic is conducive to system and obtains more accurate traction track.
The beneficial effect of utility model is: being set to the traditional approach among concrete slab, this reality compared to by pipeline
Pipeline is arranged in padding layer with novel, the intensity of concrete slab will not be weakened, ensured concrete to a certain extent
Rock stability, while pipeline is close to the concrete slab by U-shaped card ring by the utility model, and along mixed
The slope surface of solidifying soil rock is installed on from top to bottom among the padding layer, it is ensured that pipe deforming and concrete slab deform
Height fusion and consistency, so that track detection instrument in pipeline obtains more accurate traction track, and then processor can
It obtains more accurately around angle value.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment.
Fig. 2 is the winding degree analysis chart based on track of creeping.
Number in figure: 1 is concrete slab, and 2 be pipeline, and 3 be padding layer, and 4 be U-shaped card ring, track when L0 is undeformed
The normal walking of detector is creeped track, and L1 is that the walking of track detector under deformation is creeped track.
Specific embodiment
It is less desirable in order to solve the degrees of fusion that pipeline and concrete slab in traditional technology deform, it is difficult to guarantee pipeline
With the consistency problem of concrete slab deformation, the utility model provides a kind of pipe laying knot for concrete face rockfill dam
Structure, including concrete slab, padding layer, U-shaped card ring and the pipeline passed through for detector, the concrete slab setting exists
The upper surface of described padding layer;The padding layer upper end be arranged it is fluted, the groove along concrete face rockfill dam slope
Face opens up from top to bottom;The pipeline is located in the groove, and the pipeline passes through the U-shaped card ring and the concrete surface
Plate is close to setting.
Based on above-mentioned pipe laying structure, the utility model additionally provides a kind of change for concrete face rockfill dam simultaneously
Shape monitors system, including processor, track detection instrument and above-mentioned pipe laying structure, the processor and the track detection instrument
Communication;When needing to carry out deformation monitoring, the track detection instrument is arranged within the pipeline of the pipe laying structure, and can be along
The pipeline is creeped.Wherein, the track detection instrument can be fibre optic gyroscope.Fibre optic gyroscope has highly sensitive sensing
Characteristic is conducive to system and obtains more accurate traction track.
Embodiment
Embodiment provides a kind of DEFORMATION MONITORING SYSTEM for concrete face rockfill dam, including processor, track detection
Instrument, pipeline 2, concrete slab 1, padding layer 3 and U-shaped card ring 4, the processor are communicated with the track detection instrument;Such as Fig. 1
Shown, the concrete slab 1 is arranged in the upper surface of described padding layer 3;It is provided in 3 upper end of padding layer for accommodating
The groove of pipeline 2 is stated, and the groove opens up from top to bottom along the slope surface of concrete face rockfill dam, wherein the pipeline 2
In the groove, and the pipeline 2 is close to setting by the U-shaped card ring 4 with the concrete slab 1.When need into
When row deformation monitoring, the track detection instrument is arranged within the pipeline of the pipe laying structure, and draws the track inspection
Instrument is surveyed to creep along the pipeline.
Wherein, the track detection instrument can be fibre optic gyroscope, and fibre optic gyroscope has highly sensitive sensing characteristics,
Be conducive to system and obtain more accurate traction track.When deformation monitoring, the track detection instrument along the pipeline 2 for climbing
Row, and the track that will creep is sent to the processor;The processor is used to analyze the track of creeping of the detector,
Obtain concrete surface sheetpile 1 around angle value.
The working principle that embodiment carries out deformation monitoring is as follows:
When concrete face rockfill dam is set, after setting up padding layer 3, firstly, groove is opened up in padding layer 3,
The groove along concrete face rockfill dam slope surface from top to bottom, for accommodating pipeline 2, and it is described that pipeline 2 is put into
It can be close to the concrete slab 1 above padding layer 3 after groove;
Then, pipeline 2 is put into the groove set, and concrete slab 1 is set on padding layer 3;
Later, it draws track detection instrument to creep along pipeline 2, and the track of creeping of track detection instrument is sent to processing
Device;
Finally, being analyzed by processor the track of creeping of track detection instrument, to obtain concrete surface sheetpile 1
Around angle value.If the trajectory diagram finally presented on processor as shown in Fig. 2, if show that concrete surface sheetpile is deformed,
Processor by curve L1 can calculate and export concrete surface sheetpile around angle value.
Claims (3)
1. being used for the pipe laying structure of concrete face rockfill dam, including concrete slab, padding layer and pass through for detector
Pipeline, the concrete slab is arranged in the upper surface of described padding layer;It is characterized in that, further including U-shaped card ring, in the pad
The setting of bed of material upper end is fluted, and the groove opens up from top to bottom along the slope surface of concrete face rockfill dam;The pipeline position
In in the groove, and the pipeline is close to setting by the U-shaped card ring with the concrete slab.
2. be used for concrete face rockfill dam DEFORMATION MONITORING SYSTEM, which is characterized in that including processor, track detection instrument and
The pipe laying structure as described in claim 1 for being used for concrete face rockfill dam, the processor and the track detection instrument are logical
Letter;When needing to carry out deformation monitoring, the track detection instrument is arranged within the pipeline of the pipe laying structure, and can be along institute
Pipeline is stated to creep.
3. being used for the DEFORMATION MONITORING SYSTEM of concrete face rockfill dam as claimed in claim 2, which is characterized in that the track
Detector is fibre optic gyroscope.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920316434.0U CN209432072U (en) | 2019-03-13 | 2019-03-13 | Pipe laying structure and DEFORMATION MONITORING SYSTEM for concrete face rockfill dam |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920316434.0U CN209432072U (en) | 2019-03-13 | 2019-03-13 | Pipe laying structure and DEFORMATION MONITORING SYSTEM for concrete face rockfill dam |
Publications (1)
Publication Number | Publication Date |
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CN209432072U true CN209432072U (en) | 2019-09-24 |
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ID=67978464
Family Applications (1)
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CN201920316434.0U Active CN209432072U (en) | 2019-03-13 | 2019-03-13 | Pipe laying structure and DEFORMATION MONITORING SYSTEM for concrete face rockfill dam |
Country Status (1)
Country | Link |
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CN (1) | CN209432072U (en) |
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2019
- 2019-03-13 CN CN201920316434.0U patent/CN209432072U/en active Active
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