CN207597336U - The arrangement of Canyon Area high dam ditch engineering of water treatment - Google Patents
The arrangement of Canyon Area high dam ditch engineering of water treatment Download PDFInfo
- Publication number
- CN207597336U CN207597336U CN201721740441.0U CN201721740441U CN207597336U CN 207597336 U CN207597336 U CN 207597336U CN 201721740441 U CN201721740441 U CN 201721740441U CN 207597336 U CN207597336 U CN 207597336U
- Authority
- CN
- China
- Prior art keywords
- scupper
- dam
- engineering
- blocking dam
- water treatment
- 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
Landscapes
- Revetment (AREA)
Abstract
The utility model discloses a kind of arrangement for Canyon Area high dam ditch engineering of water treatment in hydraulic and hydroelectric engineering field, the structure includes the scupper being arranged in blocking dam and massif in river cheuch, the downstream setting slag tip of blocking dam, the entrance of the scupper is located at blocking dam upstream, outlet is positioned at the downstream of slag tip, further include drainage construction branch hole, the drainage construction branch hole is located at blocking dam downstream, its arrival end is connected with scupper, and the port of export is done ground platform with the river where slag tip and connected.Ditch-water water conservancy diversion construction is carried out using the structure, it can adapt to different magnitude of Flood, it overcomes ditch engineering of water treatment and is only capable of the Traditional Thinking constructed in the withered phase, using the utility model so that blocking dam and scupper in ditch engineering of water treatment can be in flood season normal constructions, obviously the construction period is shortened, entire slag place can be enabled in advance, and significant economic and social benefit is brought to entire high dam engineering.
Description
Technical field
The utility model is related to hydraulic and hydroelectric engineering fields more particularly to one kind to be used for Canyon Area high dam ditch engineering of water treatment
Arrangement.
Background technology
At present, more large-scale high dam hydroelectric project, such as double Jiangkou, Liang He are just being built in Southwestern China region high mountain and steep gorge area
Mouth, Ye Batan, white crane beach etc., these engineering construction difficulty are big, build year limit for length, and have a large amount of construction waste in engineering construction
Need to store up or transport, also need to arrange all kinds of construction auxiliary equipment, the available construction site in Dan Jinba areas almost without, because
This, only blocks ditch type Dumping Sites, and then scientific and reasonable ditch must be carried out to cheuch by the use of the tributary cheuch of Dam Site as large size
Water process.
Under normal conditions, ditch engineering of water treatment must complete the construction of blocking dam and scupper before flood, i.e., construction will be withered
The water phase carries out, however, scupper is very long in the more high dam engineering in Canyon Area, the construction time is long, often as ditch engineering of water treatment
Critical circuits, longer scupper flood goes to and finishes toward being difficult to construct.Simultaneously as river valley is extremely narrow, the construction time is often
Calvert below dam diversion mode can only be taken.If at this point, according to traditional design theory, need until scupper construction finish water flowing it
Can just pass the flood period water conservancy diversion afterwards, then blocking dam or scupper can not normally water conservancy diversion construct in flood season so that engineering delays a flood season
The even longer time, and then delay the time that cinder field enables, entire engineering is caused greatly to lose.
Therefore, there is an urgent need to study it is a kind of can be in the arrangement knot of the Canyon Area high dam ditch engineering of water treatment of flood season normal construction
Structure and flow-guiding construction method, this has great importance for completion time of project urgent high dam hydroelectric project.
Utility model content
To overcome existing ditch engineering of water treatment diversion mode single, flood season construction can not be met so that engineering delay etc. is no
Foot, technical problem to be solved in the utility model are：There is provided it is a kind of can be in the cloth of the ditch engineering of water treatment of flood season normal construction
Put structure.
Technical solution is used by the utility model solves its technical problem：
The arrangement of Canyon Area high dam ditch engineering of water treatment, including being arranged in the blocking dam and massif in river cheuch
Scupper, the downstream setting slag tip of blocking dam, the entrance of the scupper is located at blocking dam upstream, and outlet is positioned at slag tip
Downstream, further include drainage construction branch hole, the drainage construction branch hole is located at blocking dam downstream, and arrival end is connected with scupper
Logical, the port of export is done ground platform with the river where slag tip and is connected.
Further, the bottom of the blocking dam is equipped with water conservancy diversion culvert pipe, the entrance of water conservancy diversion culvert pipe is connected with upper river,
Outlet is connected with blocking dam downstream river course.
Further, the scupper, using drainage construction branch hole entrance as separation, upstream portion is scupper top,
Downstream part is scupper lower part, and scupper top cross-sectional area is bigger than scupper lower part cross-sectional area, and drainage construction branch hole is broken
Face area is identical with scupper lower part cross-sectional area, and scupper transition is located at scupper lower part entering close to drainage construction branch hole
Mouth end.
Further, the scupper lower part is disposed with detachable temporary plugging body close to scupper transition；Row
Water working tunnel arranges permanent occluding body close to arrival end.
The beneficial effects of the utility model are：The utility model is simple in structure, easy for construction, cheap, can adapt to
Different magnitude of Flood overcomes ditch engineering of water treatment and is only capable of the Traditional Thinking constructed in the withered phase, using this practicality
The novel blocking dam caused in ditch engineering of water treatment and scupper can be in flood season normal constructions, it is clear that the construction period is shortened,
Entire slag place can be enabled in advance, and significant economic and social benefit is brought to entire high dam engineering.In addition, drainage construction branch
Hole can use early period as the working tunnel of scupper, accelerate scupper construction speed, realize the effect that a hole is mostly used.
Description of the drawings
Fig. 1 is the utility model structure diagram.
It is 1- blocking dams to be marked in figure, 2- scuppers, 3- slag tips, 4- drainage construction branch hole, 5- water conservancy diversion culvert pipe, and 6- faces
When occluding body, the permanent occluding bodies of 7-, 21- scuppers top, 22- scuppers lower part.
Specific embodiment
The utility model is further illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1, the arrangement of the Canyon Area high dam ditch engineering of water treatment of the utility model, including being arranged on river
The scupper 2 in blocking dam 1 and massif in cheuch, the downstream setting slag tip 3 of blocking dam 1, the entrance position of the scupper 2
In 1 upstream of blocking dam, outlet further includes drainage construction branch hole 4, the drainage construction branch hole 4 is located at positioned at the downstream of slag tip 3
1 downstream of blocking dam, arrival end are connected with scupper 2, and the port of export is done ground platform with the river where slag tip 3 and connected.
In order to increase the area of slag tip 3, longer scupper 2 is generally required to bypass slag tip 3, and long draining
Hole 2 needs the longer construction time again, goes to toward being difficult to construct and finishes in flood, simultaneously as river valley is extremely narrow, the construction time is past
Toward calvert below dam can only be taken to carry out water conservancy diversion, when blocking dam 1 or scupper 2 flood season can not normally water conservancy diversion construction when, will cause
Engineering delays the even longer time in a flood season, and then delays the time that slag tip 3 enables, and entire engineering is caused greatly to damage
It loses.
The utility model, can be before scupper 2 constructs completion by adding a drainage construction branch hole 4 after blocking dam 1
Flood water conservancy diversion is carried out using drainage construction branch hole 4, so as to meet the condition that blocking dam 1 and scupper 2 are constructed in flood season, such as
This construction efficiency that will greatly improve entire engineering saves engineering cost.
For the ease of the construction of engineering, carry out assisted drainage equipped with water conservancy diversion culvert pipe 5 in the bottom of the blocking dam 1, water conservancy diversion is contained
The entrance of pipe 5 is connected with upper river, and outlet is connected with 1 downstream river course of blocking dam.Water conservancy diversion culvert pipe 5, which is mainly used for blocking dam 1, to be applied
Work and the temporary of scupper 2 blocked water, needed to block it after the completion of entire engineering construction, prevented river water from leading to
Cross the slag tip that water conservancy diversion culvert pipe 5 enters downstream.
Further, for the scupper 2 using 4 entrance of drainage construction branch hole as separation, upstream portion is scupper top
21, downstream part is scupper lower part 22, and 21 cross-sectional area of scupper top is bigger than 22 cross-sectional area of scupper lower part, and draining is applied
4 cross-sectional area of work branch hole is identical with 22 cross-sectional area of scupper lower part, and scupper transition is located at scupper lower part 22 close to row
The arrival end of water working tunnel 4.21 cross-sectional area of scupper top is larger, is the needs in order to meet construction diversion before flood, and
Scupper lower part 22 and 4 cross-sectional area of drainage construction branch hole are then designed according to mean displacement, to save construction cost.
The scupper lower part 22 is disposed with detachable temporary plugging body 6 close to scupper transition；Drainage construction branch
Permanent occluding body 7 is arranged in hole 4 close to arrival end.Temporary plugging body 6 is constructed before arriving in flood season, is not applied also for preventing water from entering
The complete scupper lower part 22 of work；It after the completion of constructing when scupper lower part 22, then arranges permanent occluding body 7, removes temporary plugging body
6, river water is made to pass through 22 overcurrent of scupper lower part.
The flow-guiding construction method of the arrangement of Canyon Area high dam ditch engineering of water treatment, includes the following steps：
A, scupper import construction cofferdam is built, ensures that streamflow cannot enter in hole, then excavates scupper and row
Water working tunnel；
B, in dry season, water conservancy diversion culvert pipe under dam is buried in appropriate location, and water conservancy diversion culvert pipe size disclosure satisfy that withered phase design discharge,
Then river closure is carried out, then carries out blocking dam construction and the concreting in scupper top and drainage construction branch hole,
Meet flood season water flowing overcurrent condition, simultaneously complete the concreting of partial drainage hole lower part and export structure, and complete
Temporary plugging body pours；
C, flood season comes interim, and interim flood season water conservancy diversion is formed after connecting merging with drainage construction branch hole using scupper top
Hole, flood continue and complete the construction of blocking dam and scupper lower part at this time from interim flood season diversion tunnel overcurrent；
D, after flood season great flood, the progress scupper import under small flood discharge of selecting a good opportunity is shut off, flow water conservancy diversion under dam
Overcurrent at culvert pipe, at this time demolition blasting temporary plugging body, and carry out permanent envelope and block up body construction treat that permanently blocking body construction finishes,
Entire scupper has overcurrent condition；
E, it selects a good opportunity and shuts off before carrying out blocking dam under small flood discharge, flow carries out water conservancy diversion again at this time from scupper overcurrent
The closure of culvert pipe, entire ditch water process engineering construction finish, and slag tip has slag condition.
It is further illustrated below by specific embodiment.
Embodiment one：
In the ditch engineering of water treatment for needing 300m grades of extra-high rock-fill dams of progress in certain hydroelectric project, using the ditch-water of the application
The arrangement of engineering is handled, with reference to blocking dam and scupper construction speed, provides specific flow-guiding construction method, step is such as
Under：
A, in October, 2015 built scupper import construction cofferdam, ensures that streamflow cannot enter in hole, then carries out
Scupper and the excavation in drainage construction branch hole；
B, water conservancy diversion culvert pipe under dam is buried in dry season in November, 2015~2016 year April, appropriate location, and culvert pipe size can expire
The withered phase design discharge of foot, then carries out river closure, then carries out blocking dam construction；Complete scupper top and drainage construction branch
The concreting in hole meets Flood overcurrent condition；The concreting of partial drainage hole lower part and export structure is completed,
And complete pouring for temporary plugging body；
C, flood season in May, 2016~2016 year June, scupper top and drainage construction branch hole are formed temporarily after connecting merging
Flood season diversion tunnel, flood continue from interim flood season diversion tunnel overcurrent and complete blocking dam and scupper in by the end of June, 2016 in
The construction of lower part；
D, after flood season great flood in June, 2016~2016 year July, in August, 2016 is selected a good opportunity and is carried out under small flood discharge
Scupper import is shut off, flow overcurrent, at this time demolition blasting temporary plugging body, and carry out permanent envelope and block up at water conservancy diversion culvert pipe under dam
Body construction treats that permanently blocking body construction finishes, and entire scupper has overcurrent condition；
E, it after the completion for the treatment of step construction, selects a good opportunity in October, 2016 and shuts off before carrying out blocking dam under small flood discharge, flow
From scupper overcurrent, the closure of water conservancy diversion culvert pipe is carried out again at this time, entire ditch water process engineering construction finishes, and slag place has heap
Slag condition.
If handling arrangement and flow-guiding construction method according to traditional ditch-water, the dam embankment of engineering is due to can not be after in flood season
Continuous construction can only be arranged in the construction of the withered phase after entire scupper water flowing, and enabling the time of slag place will shift onto 2017 4
Month.If according to the utility model mentality of designing, blocking dam and scupper in ditch engineering of water treatment can in flood season normal construction,
The engineering can enable entire slag place in by the end of October, 2016, it is seen that the utility model causes slag place enabling time
6 months are advanced by, significantly shortens the construction period, the significant economic and social benefit engineering is brought to entire high dam engineering.
Claims (4)
1. the arrangement of Canyon Area high dam ditch engineering of water treatment, including blocking dam (1) and the massif being arranged in river cheuch
In scupper (2), the downstream setting slag tip (3) of blocking dam (1), the entrance of the scupper (2) is located on blocking dam (1)
Trip, outlet are located at the downstream of slag tip (3), it is characterized in that：Further include drainage construction branch hole (4), the drainage construction branch hole (4)
Positioned at blocking dam (1) downstream, arrival end is connected with scupper (2), the port of export and the dry Horizon in river where slag tip (3)
Platform connects.
2. the arrangement of high dam ditch engineering of water treatment in Canyon Area as described in claim 1, it is characterized in that：The blocking dam
(1) bottom is equipped with water conservancy diversion culvert pipe (5), and the entrance of water conservancy diversion culvert pipe (5) is connected with upper river, outlet and blocking dam (1) downstream
River connects.
3. the arrangement of high dam ditch engineering of water treatment in Canyon Area as claimed in claim 2, it is characterized in that：The scupper
(2) using drainage construction branch hole (4) entrance as separation, upstream portion is scupper top (21), and downstream part is under scupper
Portion (22), scupper top (21) cross-sectional area are bigger than scupper lower part (22) cross-sectional area, drainage construction branch hole (4) section face
Product is identical with scupper lower part (22) cross-sectional area, and scupper transition is located at scupper lower part (22) close to drainage construction branch hole
(4) arrival end.
4. the arrangement of high dam ditch engineering of water treatment in Canyon Area as claimed in claim 3, it is characterized in that：Under the scupper
Portion (22) is disposed with detachable temporary plugging body (6) close to scupper transition；Drainage construction branch hole (4) is close to arrival end cloth
Put permanent occluding body (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740441.0U CN207597336U (en) | 2017-12-13 | 2017-12-13 | The arrangement of Canyon Area high dam ditch engineering of water treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740441.0U CN207597336U (en) | 2017-12-13 | 2017-12-13 | The arrangement of Canyon Area high dam ditch engineering of water treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207597336U true CN207597336U (en) | 2018-07-10 |
Family
ID=62765392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721740441.0U Active CN207597336U (en) | 2017-12-13 | 2017-12-13 | The arrangement of Canyon Area high dam ditch engineering of water treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207597336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858990A (en) * | 2017-12-13 | 2018-03-30 | 中国电建集团成都勘测设计研究院有限公司 | The arrangement of Canyon Area high dam ditch engineering of water treatment |
-
2017
- 2017-12-13 CN CN201721740441.0U patent/CN207597336U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858990A (en) * | 2017-12-13 | 2018-03-30 | 中国电建集团成都勘测设计研究院有限公司 | The arrangement of Canyon Area high dam ditch engineering of water treatment |
| CN107858990B (en) * | 2017-12-13 | 2023-09-01 | 中国电建集团成都勘测设计研究院有限公司 | Diversion construction method of arrangement structure of canyon area high dam ditch water treatment engineering |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107858990A (en) | The arrangement of Canyon Area high dam ditch engineering of water treatment | |
| CN107165129A (en) | Canyon Area high dam hydroelectric project slag ditch-water flow guide system | |
| CN204174574U (en) | For the gear row structure of mud-rock flow protection | |
| CN104032714B (en) | Once block disconnected and block the disconnected dam-type power plant construction diversion method combined by stages | |
| CN107605511A (en) | Cavern's plug peripheral water stopping structure and its construction method | |
| CN208965598U (en) | The Anti-seeping technology structure of grout curtain and underground chamber intersection area | |
| CN108411865A (en) | A kind of construction method of water conservancy diversion discharge structure | |
| CN207597336U (en) | The arrangement of Canyon Area high dam ditch engineering of water treatment | |
| CN106869154A (en) | The flow control system and method for the dynamic water karst of closure high speed, big flow | |
| CN206928250U (en) | Canyon Area high dam hydroelectric project slag field ditch-water flow guide system | |
| CN204282320U (en) | A kind of tailing dam gutter | |
| CN105672208A (en) | Water drainage structure used for cutting off valley to construct slag yard and construction method of water drainage structure | |
| CN103741651B (en) | A kind of concrete teeth groove stiling basin and construction method thereof | |
| CN106400751A (en) | Sand blocking ridge structure and construction process thereof | |
| CN210217745U (en) | Anti-surging device of screw conveyor | |
| CN205954559U (en) | A ditch water treatment structure that is used for large -scale sediment field of blocking | |
| CN105421312B (en) | Diversion tunnel reconstruction is the passage and method for arranging after gates of segmental shape control | |
| CN208604552U (en) | For the stake woods dam under complex geological condition | |
| CN205999865U (en) | A kind of sediment trapping bank structure | |
| CN108330933A (en) | The structure and its construction method and application that a kind of diversion tunnel and ecological drainage tunnel combine | |
| CN206173879U (en) | Gravity dam construction diversion structure | |
| CN203891831U (en) | Double-pipe aggregate pouring device with orifice | |
| CN207919510U (en) | Diversion tunnel blocks arrangement using lock under permanent plug first section joint gate | |
| CN105178268A (en) | Construction method and structure for combining diversion tunnel and flood discharge tunnel | |
| CN206829167U (en) | A kind of cast-in-place box beam bracket raft foundation with discharge orifice |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |