CN211571629U - Building structure monitoring system of high dam emptying system - Google Patents
Building structure monitoring system of high dam emptying system Download PDFInfo
- Publication number
- CN211571629U CN211571629U CN201921433534.8U CN201921433534U CN211571629U CN 211571629 U CN211571629 U CN 211571629U CN 201921433534 U CN201921433534 U CN 201921433534U CN 211571629 U CN211571629 U CN 211571629U
- Authority
- CN
- China
- Prior art keywords
- tunnel
- high dam
- monitoring
- building structure
- gate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses a high dam emptying system building structure monitoring system, include and excavate the tunnel along the river course bottom, pour the concrete lining layer on the tunnel inner wall, be provided with high dam emptying system on the tunnel, select the cross section of a plurality of tunnel as the monitoring point, install corresponding monitoring instrument in every monitoring point department, regularly acquire the status information data to the building structure. Adopt the technical scheme of the utility model, through select suitable monitoring point in high dam emptying system, the monitoring instrument that the installation suited carries out real-time supervision to factors such as the building structure deformation condition of high dam emptying system in operation process, judges whether high dam emptying system should overhaul according to the monitoring result again, has ensured the safety and the stability of high dam emptying system building structure effectively.
Description
Technical Field
The utility model belongs to the technical field of hydraulic and hydroelectric engineering, specifically relate to a high dam emptying systems building structure monitoring system.
Background
With the development of dam work technology, a 300 m-level high dam is provided, and higher requirements are provided for emptying and running of projects. Because the high dam emptying system belongs to a large-scale engineering project, the operation of the high dam emptying system is greatly influenced by the water pressure from the upstream, once the water pressure of the upstream exceeds the rated limit, the safe and stable operation of the high dam emptying system can be influenced, and huge economic loss is caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a high dam emptying systems building structure monitoring system.
The utility model discloses a realize through following technical scheme.
The utility model provides a high dam emptying systems building structure monitoring system, include:
the tunnel is excavated along the water flow downward drainage way, a concrete lining layer is poured on the inner wall of the tunnel, a high dam emptying system is arranged on the tunnel, the cross section of a plurality of tunnels is selected as a monitoring point, and corresponding monitoring instruments are installed at each monitoring point and used for acquiring the structural state information of the building at the monitoring point.
The high dam emptying system comprises a secondary gate device, an emptying gate device and a plurality of primary gate devices, wherein the primary gate devices, the emptying gate devices and the emptying gate devices are sequentially arranged on a tunnel in parallel according to proper intervals along the flow direction of water flow in the tunnel, the tunnel positioned at the upstream of the first primary gate device is an inlet section, the tunnel positioned between the first primary gate device and the emptying gate device is a pressing section, the tunnel positioned at the downstream of the emptying gate device is a chute section, the downstream of the chute section is also connected with a water cushion pond, the water cushion pond is formed by excavating according to local topography and landform, the primary gate devices comprise an inspection gate well and a working gate well which are arranged in parallel along the flow direction of the water flow in the tunnel, and the inspection gate well is provided with an inspection gate capable of lifting and sliding, the working gate shaft is internally provided with a working gate capable of lifting and sliding, the secondary gate device comprises a secondary gate shaft, the secondary gate shaft is internally provided with an accident gate capable of lifting and sliding, and the monitoring points are respectively arranged on the inlet section, the pressure section, the drainage section and the plunge pool.
And the monitoring instrument installed at the inlet section monitoring point comprises a displacement meter, an osmometer and a reinforcing steel bar meter.
The number of the displacement meters is at least 2, and the arrangement direction of the displacement meters is parallel to or vertically intersected with the inner water flow direction of the tunnel.
The quantity of the steel bar meters is at least 4, and the arrangement directions of any two steel bar meters are different.
The pressure section monitoring point installation monitoring instrument comprises a joint meter and a steel bar meter.
The quantity of the seam gauges is at least 2, and the seam gauges are respectively arranged on the top of the cross section of the monitoring point and the waist sides of the left side and the right side.
The quantity of the steel bar meters is at least 4, and the arrangement directions of any two steel bar meters are different.
And the leakage section monitoring point is provided with a monitoring instrument which comprises an anchor cable dynamometer, a joint meter and a steel bar meter.
And the mounting monitoring instrument at the monitoring point of the plunge pool comprises a reinforcing steel bar meter, an anchor cable dynamometer and a joint meter.
The beneficial effects of the utility model reside in that: adopt the technical scheme of the utility model, high dam emptying system adopts a plurality of elementary gate devices and secondary gate device to share effectively to the flood head pressure that comes from the river course upper reaches, thereby the safety and the stability of high dam emptying system operation have been improved, and through select suitable monitoring point in high dam emptying system, install the monitoring instrument that suits, factor such as building structure deformation condition to high dam emptying system in the operation process carries out real-time supervision, judge whether high dam emptying system should overhaul according to the monitoring result again, the safety and the stability of high dam emptying system building structure have been ensured effectively, solid data basis has been established for further optimizing high dam emptying system's building structure.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is an inducer monitoring arrangement of the present invention;
FIG. 3 is a diagram of a pressure segment monitoring arrangement of the present invention;
FIG. 4 is a view of a chute section monitoring arrangement of the present invention;
figure 5 is a diagram of an energy dissipater and plunge pool section monitoring arrangement of the present invention;
FIG. 6 is a schematic structural view of the high dam emptying system of the present invention;
FIG. 7 is a schematic structural view of cross sections a-a, b-b, c-c at the monitoring points;
FIG. 8 is a schematic structural view of cross sections d-d, e-e, f-f at the monitoring points.
In the figure: 1-primary gate installation, 2-secondary gate installation, 3-emptying gate installation, 5-tunnel, 8-secondary gate body, 11-emptying chamber, 13-emptying gate, 26-high dam emptying system, 102-service shaft, 103-working shaft, 104-service gate, 105-working gate, 502-ballast section, 503-chute section, 504-plunge pool, 505-concrete lining, 801-secondary shaft, 802-accident gate.
Detailed Description
The technical solution of the present invention is further described below with reference to the accompanying drawings, but the scope of protection claimed is not limited to the description.
The utility model provides a high dam emptying system building structure monitoring system, as shown in fig. 1 ~ 8, include:
the tunnel 5 is excavated along the water flow downward drainage way, a concrete lining layer 505 is poured on the inner wall of the tunnel 5, a high dam emptying system 26 is arranged on the tunnel 5, the cross sections of a plurality of tunnels 5 are selected as monitoring points, and corresponding monitoring instruments are installed at each monitoring point for acquiring the structural state information of the building at the monitoring points.
Adopt the technical scheme of the utility model, high dam emptying system adopts a plurality of elementary gate devices and secondary gate device to share effectively to the flood head pressure that comes from the river course upper reaches, thereby the safety and the stability of high dam emptying system operation have been improved, and through select suitable monitoring point in high dam emptying system, install the monitoring instrument that suits, factor such as building structure deformation condition to high dam emptying system in the operation process carries out real-time supervision, judge whether high dam emptying system should overhaul according to the monitoring result again, the safety and the stability of high dam emptying system building structure have been ensured effectively, solid data basis has been established for further optimizing high dam emptying system's building structure.
Further, the high dam emptying system 26 comprises a secondary gate device 2, an emptying gate device 3 and a plurality of primary gate devices 1, the secondary gate device 2 and the emptying gate device 3 are arranged on the tunnel 5 in parallel at proper intervals along the inner water flow direction of the tunnel 5 in sequence, wherein the tunnel 5 positioned at the upstream of the first primary gate device 1 is an inlet section 501, the tunnel 5 positioned between the first primary gate device 1 and the emptying gate device 3 is a pressure section 503, the tunnel 5 positioned at the downstream of the emptying gate device 3 is a chute section 503, the downstream of the chute section 503 is also connected with a water cushion pond 504, the water cushion pond 504 is formed by excavating according to the local topography, the primary gate device 1 comprises an inspection shaft 102 and a working gate shaft 103 which are arranged in parallel along the inner water flow direction of the tunnel 5, a lifting gate 104 capable of sliding is arranged in the inspection shaft 102, the working gate shaft 103 is internally provided with a working gate 105 which can lift and slide, the secondary gate device 2 comprises a secondary gate shaft 801, an accident gate 802 which can lift and slide is arranged in the secondary gate shaft 801, and monitoring points are respectively arranged on an inlet section 501, a pressure section 502, a discharge section 503 and a plunge pool 504.
Adopt the technical scheme of the utility model, make the flood peak pressure that comes from the upper reaches reduce step by step through adopting a plurality of elementary gate devices, again by evacuation gate device evacuation completely, thereby make the flood peak pressure that comes from the upper reaches distribute to elementary gate devices at different levels step by step, among the secondary gate device, flood peak pressure has effectively been prevented and has surpassed gate device's quota, thereby whole system's security has been promoted, two gates in the elementary gate device are driven by two sets of power equipment of relatively independent operation respectively, the interference that exists between each other has been avoided, when one of them set of power equipment breaks down, another set of power equipment still can guarantee whole system's safe and stable operation.
In addition, the monitoring instruments installed at the monitoring point of the inlet section 501 include a displacement meter, an osmometer and a reinforcing steel bar meter. Preferably, the number of the displacement meters is at least 2, and the arrangement direction of the displacement meters is parallel to or perpendicular to the internal water flow direction of the tunnel 5. The quantity of the reinforcing steel bar meters is at least 4, and the arrangement directions of any two reinforcing steel bar meters are different. An inlet section 501 monitoring instrument determines a monitoring control range according to various conditions such as structure height, geology, stress and the like, a plurality of monitoring sections are arranged along the height, the monitoring sections are arranged at the positions of sudden structure change, sudden external pressure change and structural stress concentration, the shaft excavation stability monitoring is carried out, a multipoint displacement meter is adopted to monitor two access door shafts, and each section is provided with 2 sets of multipoint displacement meters which are respectively arranged in the structure along the water flow direction and the vertical water flow direction; the structure monitoring monitors a vertical shaft of an access door, a steel bar gauge is arranged in concrete of the vertical shaft to monitor the stress condition of the structure, an osmometer is added to monitor the external water pressure, 4 steel bar gauges are arranged on each section and are respectively arranged along four directions of the vertical shaft, and 1 osmometer is arranged at the lower reaches of the structure; a surface observation pier is arranged at the top of the inlet section 501, and the surface deformation of the top of the structure is monitored.
Further, there are monitoring instruments installed at the monitoring point of the pressure section 502, including a joint meter and a steel bar meter. Preferably, the number of the seam gauges is at least 2, and the seam gauges are respectively arranged on the top of the cross section at the monitoring point and the waist sides at the left side and the right side. The quantity of the reinforcing steel bar meters is at least 4, and the arrangement directions of any two reinforcing steel bar meters are different. The osmometer is used for monitoring the osmotic pressure of monitoring point department, and the reinforcing bar meter is used for monitoring the atress condition of the inside reinforcing bar of concrete lining layer 505.
Further, the monitoring instruments installed at the monitoring points of the chute sections 503 include an anchor cable dynamometer, a joint meter and a steel bar meter. Preferably, the mounting monitoring instruments at the monitoring points of the plunge pool 504 include a rebar meter, an anchor cable dynamometer and a joint meter.
Claims (11)
1. The utility model provides a high dam emptying systems building structure monitoring system which characterized in that: the method comprises the following steps:
tunnel (5) have been excavated along the way that rivers let out down, concrete lining layer (505) have been pour on tunnel (5) inner wall be provided with high dam emptying system (26) above tunnel (5), the cross section of choosing a plurality of tunnel (5) is as the monitoring point, and corresponding monitoring instrument is all installed to every monitoring point department for acquire the building structural state information of monitoring point department.
2. The high dam emptying system building structure monitoring system of claim 1, wherein: the high dam emptying system (26) comprises a plurality of primary gate devices (1), secondary gate devices (2) and emptying gate devices (3) which are sequentially arranged on the tunnel (5) in parallel according to proper intervals along the inner water flow direction of the tunnel (5), wherein the tunnel (5) positioned at the upstream of the first primary gate device (1) is an inlet section (501), the tunnel (5) positioned between the first primary gate device (1) and the emptying gate device (3) is a pressure section (502), the tunnel (5) positioned at the downstream of the emptying gate device (3) is a chute section (503), the downstream of the chute section (503) is also sequentially connected with an energy dissipation section and a water cushion tunnel (504), the water cushion tunnel (504) is excavated according to local topography, the primary gate device (1) comprises an inspection well (102) and a working gate well (103) which are arranged in parallel along the inner water flow direction of the tunnel (5), the energy dissipation gate is characterized in that a liftable and slidable maintenance gate (104) is arranged in the maintenance gate shaft (102), a liftable and slidable working gate (105) is arranged in the working gate shaft (103), the secondary gate device (2) comprises a secondary gate shaft (801), a liftable and slidable accident gate (802) is arranged in the secondary gate shaft (801), and monitoring points are respectively arranged in the inlet section (501), the pressure section (502), the chute section (503), the energy dissipation section and the plunge pool (504).
3. A high dam emptying system building structure monitoring system as claimed in claim 2, wherein: and the monitoring instrument installed at the monitoring point of the inlet section (501) comprises a displacement meter, an osmometer and a steel bar meter.
4. A high dam emptying system building structure monitoring system as claimed in claim 3, wherein: the number of the displacement meters is at least 2, and the arrangement direction of the displacement meters is parallel to or vertically intersected with the inner water flow direction of the tunnel (5).
5. A high dam emptying system building structure monitoring system as claimed in claim 3, wherein: the quantity of the steel bar meters is at least 4, and the arrangement directions of any two steel bar meters are different.
6. A high dam emptying system building structure monitoring system as claimed in claim 3, wherein: the number of osmometers is at least 1.
7. A high dam emptying system building structure monitoring system as claimed in claim 2, wherein: and the monitoring instrument installed at the monitoring point of the pressure section (502) comprises a joint meter, an osmometer and a steel bar meter.
8. The high dam emptying system building structure monitoring system of claim 7, wherein: the osmometer quantity is 2 at least, the joint meter quantity is 2 at least, the reinforcing bar meter quantity is 4 at least, and wherein two arbitrary reinforcing bar meters arrange the all inequality of direction.
9. A high dam emptying system building structure monitoring system as claimed in claim 2, wherein: and monitoring instruments such as a joint meter, an osmometer and a steel bar meter are arranged at the monitoring point of the relief groove section (503).
10. A high dam emptying system building structure monitoring system as claimed in claim 9, wherein: the drain section (503) is open or hole-free.
11. A high dam emptying system building structure monitoring system as claimed in claim 2, wherein: and the monitoring instruments installed at the monitoring points of the plunge pool (504) comprise a reinforcing steel bar meter, an anchor cable dynamometer and a joint meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921433534.8U CN211571629U (en) | 2019-08-30 | 2019-08-30 | Building structure monitoring system of high dam emptying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921433534.8U CN211571629U (en) | 2019-08-30 | 2019-08-30 | Building structure monitoring system of high dam emptying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211571629U true CN211571629U (en) | 2020-09-25 |
Family
ID=72523362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921433534.8U Active CN211571629U (en) | 2019-08-30 | 2019-08-30 | Building structure monitoring system of high dam emptying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211571629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593208A (en) * | 2019-08-30 | 2019-12-20 | 中国电建集团贵阳勘测设计研究院有限公司 | Building structure monitoring system of high dam emptying system |
-
2019
- 2019-08-30 CN CN201921433534.8U patent/CN211571629U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593208A (en) * | 2019-08-30 | 2019-12-20 | 中国电建集团贵阳勘测设计研究院有限公司 | Building structure monitoring system of high dam emptying system |
| CN110593208B (en) * | 2019-08-30 | 2024-03-19 | 中国电建集团贵阳勘测设计研究院有限公司 | Building structure monitoring system of high dam emptying system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113882322B (en) | Intelligent water stopping method for repairing underwater concrete damaged dry chamber | |
| CN211571629U (en) | Building structure monitoring system of high dam emptying system | |
| CN105369784A (en) | Drainage hole structure and drainage method for ditchwater treatment | |
| CN205062827U (en) | Compound seepage prevention structure of large -scale solution cavity in karst area | |
| CN106968227B (en) | Maintenance arrangement structure and maintenance method of permanent plugs of diversion tunnel of high arch dam | |
| CN117272455A (en) | Tail water arrangement method for pumped storage power station penetrating through large-scale movable fracture | |
| CN202865812U (en) | Flow-isolating structure of ship-lock approach channels | |
| CN110593208B (en) | Building structure monitoring system of high dam emptying system | |
| CN211057746U (en) | Multistage emptying tunnel hydraulics monitoring system | |
| CN215977119U (en) | Damaged dry chamber cabin of concrete under water restores intelligent stagnant water and equips | |
| CN103758081A (en) | Floating self-adjustment water-stopping dam | |
| CN212202134U (en) | Excavation stability monitoring system of high dam unloading system tunnel | |
| Pinchard et al. | Spillway capacity upgrade at Malarce dam: Design of an additional Piano Key Weir spillway | |
| CN208235463U (en) | A kind of novel spillway discharge structure | |
| CN112982319A (en) | Structure and method for conducting diversion, emptying and water taking through dam foundation culvert | |
| CN101644040A (en) | Flow guide and navigation pier structure and construction method thereof | |
| CN109519219A (en) | A kind of method that rich water section sets sump pump drainage water in Tunnel | |
| CN110593225B (en) | Multistage atmospheric hole hydraulics monitoring system | |
| CN107178465B (en) | A kind of mounting device and installation method of the turbine that can be generated electricity with tide energy ocean current | |
| CN203729261U (en) | Floating type self-adjustment water stopping dam | |
| CN211973377U (en) | Anti-impact pile protection plate combined structure | |
| CN211340833U (en) | Landscape dam foundation structure | |
| CN102912769A (en) | Dragline buttress steel dam | |
| CN216108382U (en) | Power plant factory building side wall structure used as sluice gate pier | |
| CN209907411U (en) | Cofferdam |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |