CN210002355U - high dam reservoir emptying system - Google Patents
high dam reservoir emptying system Download PDFInfo
- Publication number
- CN210002355U CN210002355U CN201822155491.3U CN201822155491U CN210002355U CN 210002355 U CN210002355 U CN 210002355U CN 201822155491 U CN201822155491 U CN 201822155491U CN 210002355 U CN210002355 U CN 210002355U
- Authority
- CN
- China
- Prior art keywords
- gate
- lift
- floodgate
- water
- tunnel
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Barrages (AREA)
Abstract
The utility model discloses a high dam reservoir unloading system, include along river flow direction arrange in proper order a plurality of front end floodgate units and rear end floodgate unit on the tunnel, front end floodgate units at last, rear end floodgate unit separates the tunnel for pressing section A in proper order, press section B and non-pressure section, front end floodgate unit includes a plurality of maintenance floodgate wells and the manger plate floodgate well of arranging side by side, the intercommunication is responsible for and communicates with each maintenance floodgate well or manger plate floodgate well respectively, group manger plate floodgate well presses section B intercommunication through front end drainage corridor and tunnel at last adopts the technical scheme of the utility model, through setting up communicating pipe and drainage corridor, keep entire system to press section A to press the water pressure balance of section B, the utility model discloses a plurality of front end floodgate units and communicating pipe, drainage corridor are set up for the total water thrust that each floodgate unit bore has reached the purpose of the quick unloading of high dam large reservoir in conventional design within range.
Description
Technical Field
The utility model belongs to the technical field of hydraulic and hydroelectric engineering, specifically relate to kinds of high dam reservoir unloading systems.
Background
The high dam engineering reservoir capacity is huge, losses which are difficult to estimate are caused by failure, so the safe emptying of the high dam reservoir becomes a problem which is a key concern of hydropower engineering, emptying systems which can empty the high dam reservoir to any depth by applying a mode of sharing the total water head by a multistage gate appear at present, and Chinese utility model with the publication number of CN105220659B discloses ultra-deep water retaining and emptying systems of the high dam reservoir and an operation method thereof.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an kinds of high dam reservoir unloading systems.
The utility model discloses a realize through following technical scheme.
The utility model provides a kind of high dam reservoir unloading system, including front end floodgate unit, rear end floodgate unit, intercommunication person in charge and front end drainage gallery, the tunnel that has with the water source intercommunication under the ground, along the interior rivers flow direction of tunnel it has two at least front end floodgate units and rear end floodgate unit to have arranged side by side in proper order according to appropriate interval on the tunnel, wherein, will be located the upstream tunnel before the last 4 front end floodgate units as having a section A, will be located the tunnel between last 465 front end floodgate unit and the rear end floodgate unit as having a section B, will be located the low reaches tunnel behind the rear end floodgate unit as having a section, front end floodgate unit includes the front end floodgate body, the front end floodgate body is with interior along the interior rivers flow direction of tunnel flow direction is in proper order and is arranged side by the vertical floodgate panel floodgate 8624, the vertical access gate panel floodgate panel A of each horizontal floodgate 8624 and vertical access panel presses the horizontal floodgate panel A and vertical access panel and vertical panel switch panel lift up and horizontal panel and vertical panel lift.
Along the interior rivers flow direction of tunnel, still bury a plurality of water pipes in the last front end floodgate bodies, end of every water pipe is linked together with the inspection lock well or the manger plate lock well in the last front end floodgate bodies respectively, the centre of every water pipe all communicates with the intercommunication branch pipe of intercommunication person in charge, the end in addition of every water pipe communicates with inspection lock well or manger plate lock well bottom.
Along the interior rivers flow direction of tunnel, still buried a plurality of air supplement pipes in the last front end floodgate bodies, end of every air supplement pipe is linked together with the inspection floodgate well or the manger plate floodgate well in the last front end floodgate bodies respectively, and another end of every air supplement pipe all communicates with external environment atmosphere.
High dam reservoir emptying system still includes rear end drainage corridor, and rear end drainage corridor 18 is by the vertical corridor section B who arranges along vertical direction, the horizontal corridor section B who arranges along the horizontal direction and the vertical corridor section C who arranges along vertical direction in proper order end to end at plays and constitutes, vertical corridor section B end with there is pressure section B intercommunication, the vertical corridor section C of rear end drainage corridor in addition end with the non-pressure section intercommunication, the horizontal corridor section arrange highly with the horizontal corridor section highly flushes.
The inside of the service gate well is provided with a service gate , the service gate can slide up and down along the service gate well, the inside of the water retaining gate well is provided with a water retaining gate , and the water retaining gate can slide up and down along the water retaining gate well.
The maintenance gate and the water retaining gate are both straight plate-shaped structures.
Partition walls are arranged in the tunnel according to the number of the gate wells, and the outer profile of the cross section of the tunnel is of rectangle, circle, city hole shape or horseshoe shape.
The back end floodgate unit includes the rear end floodgate body, has arranged two at least back end floodgate rooms side by side along river course width direction within the rear end floodgate body, disposes corresponding arc back end floodgate within every back end floodgate room, and back end floodgate movably makes this back end floodgate room with the tunnel switches on or blocks.
The installation height of the communication main pipe and the communication branch pipe is lower than the arrangement height of the horizontal corridor section.
The number of the communicating branch pipes communicated with service lock wells or water retaining lock wells is 2.
The beneficial effects of the utility model reside in that through setting up a plurality of front end floodgate units and rear end floodgate units rivers in to the river course block, make the flood peak progressively decrease and consume step by step, in addition, is the aspect of, when rivers flow is great in the upstream river course, front end drainage corridor and rear end drainage corridor can in time discharge or shunt and go out unnecessary water capacity from the system, thereby the water pressure balance and the stable water pressure difference in the system have been ensured, the system safe and reliable operation has been guaranteed, furthermore, the system is still through burying corresponding water filling pipe underground, the air supplement pipe, it is more convenient to make the maintenance operation to the system, through setting up communicating pipe between floodgate units at different levels, be convenient for adjust the water pressure between floodgate units at different levels, be favorable to advancing step guarantee system reliable operation.
Drawings
Fig. 1 is a top view of the present invention;
fig. 2 is a schematic structural diagram of the present invention;
fig. 3 is a schematic view of the connection structure of the main pipe, the water filling pipe and the air supplement pipe of the present invention.
In the figure, 1-a front end gate unit, 2-a front end gate body, 3-a rear end gate unit, 4-a water retaining gate , 6-a maintenance gate , 11-a tunnel, 12-a communication main pipe, 13-a communication branch pipe, 14-a control valve , 15-a water filling pipe, 16-an air supply pipe, 17-a front end drainage gallery, 18-a rear end drainage gallery, 19-a pressure section A, 20-a pressure section B, 21-a non-pressure section, 22-a water retaining gate well, 23-a maintenance gate well, 28-a rear end gate chamber, 29-a rear end gate , 1701-a horizontal section A, 1702-a vertical section A, 1801-a vertical section B, 1802-a horizontal section B, 1803-a vertical section C.
Detailed Description
The technical solution of the present invention is further described in with reference to the drawings, but the claimed scope is not limited thereto.
The utility model provides an kinds of high dam reservoir unloading system, as shown in figure 1, fig. 2, shown in fig. 3, including front end floodgate unit 1, rear end floodgate unit 3, communicate main pipe 12 and front end drainage corridor 17, the tunnel 11 with lower the chisel with the water source intercommunication in ground, flow direction in order along the tunnel 11, arrange two at least front end floodgate unit 1 and rear end floodgate unit 3 according to suitable interval side by side in proper order on the tunnel 11, wherein, upstream tunnel 11 before being located last 4 front end floodgate unit 1 is as having a pressure section A pressure section 19, will be located last 965 front end floodgate unit 1 and rear end floodgate between the tunnel 11 be as having a pressure section B20, downstream tunnel 11 after being located rear end floodgate 48 unit 3 is as having a pressure section 21 as having a pressure section A in front end floodgate 6326 unit 2 includes front end floodgate 635 unit 1 and the main pipe 3611 and the rear end floodgate unit is arranged as having a pressure section B20 in proper order as having a pressure section B as having a pressure section B2 in pressure section 2 in the pressure section 2 and the pressure section 2 in the maintenance floodgate 6311 in the maintenance floodgate unit 2, it is connected to be connected to each at least along the adjacent water gate 17 by the maintenance floodgate before the maintenance floodgate 9 in line by the maintenance floodgate 9 in line along the maintenance floodgate 9 in line respectively by the maintenance well group along the maintenance well group of water gate before the maintenance well gate 9, and the maintenance well gate 9, the maintenance well group, the maintenance well width of the maintenance well gate 9, the maintenance well width of the maintenance well group, the maintenance well gate 9 is connected with the maintenance well width of the maintenance well group, the maintenance well 21 that the maintenance well group, the maintenance well is connected with the maintenance well 21 in line of the maintenance well is connected with the maintenance well group, the maintenance well is arranged in parallel connection of the maintenance well group, the maintenance.
The water flow in the river channel is blocked by arranging a plurality of front end gate units and rear end gate units, each front end gate unit and each rear end gate unit respectively bear the impact pressure of the water flow, so that the energy of the water flow is gradually reduced and consumed, the impact on the front end gate unit and the rear end gate unit is reduced, equipment and facilities in the system are protected, in addition, in the aspect of 0, when the flow rate of the water flow in an upstream river channel is large, the front end drainage gallery and the rear end drainage gallery can timely discharge or shunt redundant water from the system, so that the impact on the equipment and facilities in the system is reduced, the safe and reliable operation of the system is ensured, in addition, the system is more convenient for the maintenance operation of the system by burying corresponding water filling pipes and air supplementing pipes, and communicating pipes between all stages of gate units are arranged, the adjustment of the water pressure between all stages of gate units is facilitated, and the reliable operation of the -step system is ensured.
, along the inner water flow direction of the tunnel 11, a plurality of water filling pipes 15 are buried in the front-end gate bodies 2, the end of each water filling pipe 15 is respectively communicated with the maintenance gate well 23 or the water retaining gate well 22 in the front-end gate bodies 2, and the other end of each water filling pipe 15 is communicated with the tail end of the communicating main pipe 12.
, along the inner water flow direction of the tunnel 11, a plurality of air supply pipes 16 are embedded in the front end gate bodies 2, the end of each air supply pipe 16 is respectively communicated with the maintenance gate well 23 or the water retaining gate well 22 in the front end gate bodies 2, and the other end of each air supply pipe 16 is communicated with the outside environment atmosphere.
In addition, the front end drainage gallery 17 is preferably formed by connecting with a plurality of horizontal gallery sections A1701 and arranged in the horizontal direction, wherein the vertical gallery sections A1702 arranged in the vertical direction are respectively connected with ends of the horizontal gallery sections A1701 and are respectively communicated with the water retaining lock wells 22 in the last groups of water retaining lock well groups, the other ends of the horizontal gallery sections A1701 are converged and are communicated with ends of the vertical gallery sections A1702, the other ends of the vertical gallery sections A1702 are communicated with the pressure section B20 of the tunnel 11, and all the horizontal gallery sections A1701 are arranged at the same height as the control water level of the water retaining lock wells 22 in the last groups of water retaining lock well groups.
, the high dam reservoir emptying system further comprises a rear end drainage gallery 18, the rear end drainage gallery 18 is arranged along the flowing direction of river water, the end of the rear end drainage gallery 18 is communicated with the pressure section B20 of the tunnel 11, and the other end of the rear end drainage gallery 18 is communicated with the non-pressure section 21 of the tunnel 11.
Preferably, the rear drainage gallery 18 is formed by a vertical gallery section B1801 arranged along the vertical direction, a horizontal gallery section B1802 arranged along the horizontal direction and a vertical gallery section C1803 arranged along the vertical direction which are sequentially connected end to end at , the end of the vertical gallery section B1801 is communicated with a pressure section B20 of the tunnel 11, the end of the vertical gallery section C1803 is communicated with a pressure-free section 21 of the tunnel 11, and the arrangement height of the horizontal gallery section B1802 is equal to the arrangement height of the horizontal gallery section a 1701.
, a maintenance gate 6 is arranged inside the maintenance gate shaft 23, the maintenance gate 6 can slide up and down along the maintenance gate shaft 23, a water retaining gate 4 is arranged inside the water retaining gate shaft 22, the water retaining gate 4 can slide up and down along the water retaining gate shaft 22, the maintenance gate 6 and the water retaining gate 4 are preferably of flat plate-shaped structures, and the cross section of the tunnel 11 is rectangular or circular in outline.
, the rear gate unit 3 includes a rear gate body, at least two rear gate chambers 28 are arranged in parallel along the width direction of the river inside the rear gate body, a corresponding arc-shaped rear gate 29 is arranged inside each rear gate chamber 28, and the rear gate 29 can movably connect or disconnect the rear gate chambers 28 with the tunnel 11.
It is also preferable that the installation height of the communication main pipe 12 and the communication branch pipes 13 is lower than the arrangement height of the aforementioned horizontal corridor section a1701 the number of the communication branch pipes 13 communicating with service gates 23 or with water dam gates 22 is 2.
The technical scheme of the application is put into practical application by Guiyang survey design research institute Co., Ltd of the China electric construction group, is subsidized by Qian science and union support [2017]2865 of the science and technology project of the Guizhou province science and technology support plan and DJ-ZDXM-2017-05 of the China electric construction research project in the implementation, achieves the beneficial technical effects after the implementation, and has good social benefits.
Claims (10)
- The high dam reservoir emptying system is characterized by comprising front-end gate units (1), rear-end gate 0 units (3), a communication main pipe (12) and a front-end drainage corridor (17), a tunnel (11) communicated with a water source is drilled below the ground, the water flow direction along the tunnel (11) is controlled, at least two front-end gate 1 units (1) and at least two rear-end gate 2 units (3) are sequentially arranged in parallel at proper intervals on the tunnel (11), an upstream tunnel (11) positioned in front of the last front-end gate units (1) is used as a pressure section A (19), at least two front-end gates units (1) and at least two rear-end gates units (11) are used as a pressure section B (20), a downstream tunnel (11) positioned behind the rear-end gate 465 units (3) is used as a horizontal pressure section A (21), at least one front-end gate unit is communicated with a corresponding vertical manhole 23) of a water retention corridor, the front-end gate 862 unit (1) of a lift group, the front-end gate is communicated with a corresponding vertical water retention corridor (24) of a corresponding maintenance group, at least one maintenance corridor (24) of a lift-end group, at least one maintenance corridor group of a lift-end group of a lift gate, the maintenance corridor (24) is communicated with a lift-end group of a lift control water retention corridor (1000 group of a lift-end group of a lift-lift gate, the maintenance corridor (2) by a lift gate, the lift gate group lift gate, the lift gate 95 units (lift gate group lift gate is communicated with a lift gate (lift gate) of the lift gate) of lift gate (lift gate) of the lift gate (lift gate) and the lift gate) of the lift gate (lift gate) lift gate (lift gate) of the lift gate (lift gate) of the lift gate (lift gate) of the lift gate (lift gate) of lift gate (lift gate) of the lift gate) lift gate (lift gate) of the lift gate (lift gate) of the lift gate (5) of the maintenance group (5) of the.
- 2. The kind of high dam reservoir emptying system of claim 1, wherein along the tunnel (11) interior water flow direction, the last front end gate bodies (2) have a plurality of water-filled pipes (15) embedded therein, the end of each water-filled pipe (15) is respectively connected with the service gate well (23) or water-retaining gate well (22) within the last front end gate bodies (2), the middle of each water-filled pipe (15) is connected with the connecting branch pipe (13) of the connecting main pipe (12), the other end of each water-filled pipe (15) is connected with the bottom of the service gate well (23) or water-retaining gate well (22).
- 3. The kind of high dam reservoir emptying system of claim 1, wherein along the tunnel (11) the inner water flow direction, at the end front end gate bodies (2) also embedded with a plurality of air supply pipes (16), the end of each air supply pipe (16) is connected with the service gate well (23) or water retaining gate well (22) in the end front end gate bodies (2), the other end of each air supply pipe (16) is connected with the outside environment atmosphere.
- 4. The kind of high dam reservoir emptying system of claim 1, further comprising a rear end drainage gallery (18), wherein the rear end drainage gallery (18) is formed by a vertical gallery section B (1801) arranged along the vertical direction, a horizontal gallery section B (1802) arranged along the horizontal direction and a vertical gallery section C (1803) arranged along the vertical direction being sequentially connected end to end at , the vertical gallery section B (1801) end is communicated with the pressure section B (20), the vertical gallery section C (1803) of the rear end drainage gallery (18) is communicated with the non-pressure section (21) at the other end, and the horizontal gallery section B (1802) is arranged at a height level with the horizontal gallery section A (1701).
- 5. The kind of high dam reservoir emptying system of claim 1, wherein the service gate well (23) is internally provided with a service gate (6), the service gate (6) can slide up and down along the service gate well (23), the water barrier gate well (22) is internally provided with a water barrier gate (4), and the water barrier gate (4) can slide up and down along the water barrier gate well (22).
- 6. The high dam reservoir emptying system of claim 5, wherein said service gate (6) and said check gate (4) are both flat plate structures.
- 7. The emptying system of high dam reservoirs as claimed in claim 1, wherein partitions are installed inside the tunnel (11) according to the number of gate shafts, and the cross-section of the tunnel (11) has an outer contour of of rectangular, circular, -shaped holes or horseshoe-shaped holes.
- 8. high dam reservoir emptying system as per claim 1, wherein the rear gate unit (3) comprises a rear gate body, at least two rear gate chambers (28) are arranged side by side along the width direction of the river inside the rear gate body, each rear gate chamber (28) is equipped with a corresponding arc-shaped rear gate (29), the rear gate (29) can movably connect or disconnect the rear gate chamber (28) with the tunnel (11).
- 9. The kind of high dam reservoir emptying system as set forth in claim 1, wherein the installation height of said main communication pipe (12) and branch communication pipe (13) is lower than the arrangement height of said horizontal corridor A (1701).
- 10. The kind of high dam reservoir emptying system as claimed in claim 1, wherein the number of said branch pipes (13) communicating with service gate wells (23) or with water gate wells (22) is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822155491.3U CN210002355U (en) | 2018-12-21 | 2018-12-21 | high dam reservoir emptying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822155491.3U CN210002355U (en) | 2018-12-21 | 2018-12-21 | high dam reservoir emptying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210002355U true CN210002355U (en) | 2020-01-31 |
Family
ID=69298905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822155491.3U Active CN210002355U (en) | 2018-12-21 | 2018-12-21 | high dam reservoir emptying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210002355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577290A (en) * | 2018-12-21 | 2019-04-05 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of blowdown system suitable for high dam reservoir |
-
2018
- 2018-12-21 CN CN201822155491.3U patent/CN210002355U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577290A (en) * | 2018-12-21 | 2019-04-05 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of blowdown system suitable for high dam reservoir |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20020119010A1 (en) | Ship lift system and method for transportation of ships with recycling water system in canal | |
| CN100469980C (en) | Water taking gallery of self flow type for underground reservoir | |
| WO2020125601A1 (en) | Emptying system for high dam | |
| CN210002355U (en) | high dam reservoir emptying system | |
| CN215669375U (en) | Construction branch hole and pressure pipeline drainage gallery and maintenance hole combined arrangement structure | |
| CN202324058U (en) | Double-layered pump and gate layout structure | |
| CN210002356U (en) | high dam step-by-step water retaining and emptying system | |
| CN109577290A (en) | A kind of blowdown system suitable for high dam reservoir | |
| CN209779580U (en) | Low-rise diversion tunnel water retaining structure | |
| CN204326026U (en) | A kind of multi-stage telescopic steel dam | |
| CN210002357U (en) | high dam emptying system with water replenishing function | |
| CN103362290A (en) | Shaft with combined arrangement of underground powerhouse cable line outgoing system and air exhausting system | |
| CN204212168U (en) | A kind of dam water-retaining structure utilizing solution cavity to combine to build a dam | |
| CN214660931U (en) | Coal mining subsidence area pontoon pump station | |
| CN210002345U (en) | deep water taking system | |
| CN109469025B (en) | Overflow gallery system for step-by-step water retaining and emptying system of high dam | |
| CN211735598U (en) | Bank-type multi-water-level combined water pump house structure | |
| CN210948792U (en) | Fire-fighting water system for highway tunnel | |
| CN209842423U (en) | Excavation canal lining plate lower pressure bearing water fine regulation and control device | |
| CN111321714A (en) | A overhaul drainage system for V style of calligraphy tailwater tunnel crowd | |
| CN205000287U (en) | Prevention of seepage panel structure of long -term fluctuation zone of groundwater | |
| CN105484286A (en) | Green gravity type soil retaining structure | |
| CN204174589U (en) | Be provided with the cushion pool on two dams, road | |
| CN211948321U (en) | A overhaul drainage system for V style of calligraphy tailwater tunnel crowd | |
| CN214695485U (en) | Integrated 'leading-blocking-leading' multifunctional temporary ecological water drainage device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |