CN207512707U - A kind of stiling basin for laying novel evacuation system - Google Patents
A kind of stiling basin for laying novel evacuation system Download PDFInfo
- Publication number
- CN207512707U CN207512707U CN201721613572.2U CN201721613572U CN207512707U CN 207512707 U CN207512707 U CN 207512707U CN 201721613572 U CN201721613572 U CN 201721613572U CN 207512707 U CN207512707 U CN 207512707U
- Authority
- CN
- China
- Prior art keywords
- evacuation system
- cushion pool
- river course
- downstream river
- water
- 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
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of stiling basins for laying novel evacuation system, including cushion pool, two dams and downstream river course, two dams are between cushion pool and downstream river course, further include evacuation system, evacuation system connects cushion pool and downstream river course, evacuation system and can draw water and be discharged into downstream river course to cushion pool；Two dams are equipped with the sluice pipe through dam body.By the way that quickly the water in cushion pool is discharged in the downstream river course at two Dao Ba rears with connecting the evacuation system of cushion pool and downstream river course, facilitate the maintenance carried out to cushion pool；It, will be in the river water quick drainage to cushion pool in downstream river course in a manner of flowing automatically using water-head by the sluice pipe set on two dams after the completion of maintenance.Evacuation system working efficiency is high, O＆M is convenient, it is ensured that enough cushion pool repair times；Reversely charging water is carried out by the way of gravity flow, reduces the consumption of energy consumption, improves reversely charging water efficiency, shortens the anti-filling time, suitable for similar hydroelectric project.
Description
Technical field
The utility model is related to hydroelectric project field, especially a kind of stiling basin for laying novel evacuation system.
Background technology
Concrete dam uses flood relief through dam, is usually provided with cushion pool and two dam buildings downstream, utilizes two
Dam gushes water in high cushion pool and forms water cushion, reduces the impact force of dam aperture aerial drainage, protects riverbed, avoids the occurrence of and cheat shadow compared with favourable opposition
Ring the safety of dam.But often impact force is big for flood relief through dam flow, and especially large-scale hydroelectric project, cushion pool inevitably need
It checked, overhauled and is safeguarded, the maintenance period of cushion pool is usually chosen in dam not flood discharge period in dry season, but dry season
It is typically only 4~5 months, the time is shorter.The service work of cushion pool needs progress pump drainage water (to be evacuated to downstream river in cushion pool
Road), check, maintenance and reversely charging water (downstream river water is evacuated in cushion pool) several processes, repair time it is more nervous.Therefore, it takes out
Draining and the design of reversely charging water just seem more important.It is general to lay suction pump using interim and draw water at present in hydroelectric project
Pipeline arranges the pump chamber that draws water in two dam of downstream.Former approach causes to draw water due to no fixed evacuation system
Arrange random, process control difficulties；And later approach is laid in two dams, by gallery traffic narrow in two dams into
Row installation, operation and maintenance, operation is inconvenient, and pumping drainage pipe road is largely embedded in two dam concretes, after
It is inconvenient that phase is replaced, and reversely charging water is also only by suction pump, waste of energy；Pump chamber size is larger in two dams, and periphery need to increase cloth newly
If steel bar stress, construction cost is higher.
Utility model content
Technical problem to be solved in the utility model is：A kind of stiling basin for laying novel evacuation system is provided, it can be fast
Speed carries out pump drainage water and reversely charging water.
Technical solution is used by the utility model to solve above-mentioned technical problem：Stiling basin, including cushion pool, two
Dam and downstream river course, two dams further include evacuation system between cushion pool and downstream river course, and the evacuation system connects water
The pad pool and downstream river course, evacuation system can draw water to cushion pool and be discharged into downstream river course；Two dam is equipped with through dam
The sluice pipe of body.
It is further：The evacuation system includes pump chamber, pumping conduit and drainage pipeline；The pump chamber is arranged on water cushion
In the massif of side of a pond bank, setting suction pump in pump chamber；Pumping conduit connects cushion pool and pump chamber, drainage pipeline connection pumping conduit
And downstream river course.
It is further：The pumping conduit is made of vertical shaft and adit；The vertical shaft vertically below pump chamber, put down by connection
Hole extends parallel to the bottom part down of cushion pool after being connected with vertical shaft；Cushion pool bottom be equipped with drain gully, the adit with it is overboard
Mouth connection.
It is further：Cat ladder is equipped in the vertical shaft.
It is further：The access tunnel for being arranged on pump chamber downstream is further included, the access tunnel is connected with extraneous channel.
It is further：The access tunnel has the gradient, and from pump chamber, outwardly channel continuously decreases its gradient.
It is further：Valve chamber is additionally provided on two dam, is let out in valve chamber equipped with what can be opened and closed to sluice pipe
Water valve.
It is further：The access gallery connected with valve chamber is additionally provided on two dam.
The beneficial effects of the utility model are：The utility model passes through the evacuation system with connecting cushion pool and downstream river course
Quickly the water in cushion pool is discharged in the downstream river course at two Dao Ba rears, facilitates the maintenance carried out to cushion pool；It has overhauled
Into the rear sluice pipe by being set on two dams, the river water in downstream river course is quickly drawn in a manner of flowing automatically using water-head
It flow in cushion pool.The evacuation system working efficiency of the utility model is high, O＆M is convenient, it is ensured that when enough cushion pools overhaul
Between；Reversely charging water is carried out by the way of gravity flow, when reducing the consumption of energy consumption, improving reversely charging water efficiency, shorten reversely charging water
Between, suitable for similar hydroelectric project.
Description of the drawings
Fig. 1 is the vertical view of the utility model；
Fig. 2 is the sectional view of the utility model；
In figure label for：1- cushion pools, 11- drain gullies, bis- dams of 2-, 21- sluice pipes, 22- valve chambers, 23- traffic corridor
Road, 3- downstream river courses, 4- pump chambers, 5- pumping conduits, 51- vertical shafts, 52- adits, 6- drainage pipelines, 7- access tunnels.
Specific embodiment
For the ease of understanding the utility model, the utility model is further detailed below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of stiling basin for laying novel evacuation system described in the utility model, including cushion pool 1, two
Road dam 2 and downstream river course 3, two dams 2 further include evacuation system, the pump drainage system between cushion pool 1 and downstream river course 3
System connection cushion pool 1 and downstream river course 3, evacuation system can draw water to cushion pool 1 and be discharged into downstream river course 3；Two dam 2
It is equipped with the sluice pipe 21 through dam body.As depicted in figs. 1 and 2, evacuation system includes pump chamber 4, pumping conduit 5 and drainpipe
Road 6；The pump chamber 4 is arranged in the massif of 1 side bank of cushion pool, setting suction pump in pump chamber 4；Pumping conduit 5 connects cushion pool 1
With pump chamber 4, drainage pipeline 6 connects pumping conduit 5 and downstream river course 3.When needing to carry out cushion pool 1 sluicing maintenance, pass through
Evacuation system is overhauled in the downstream river course 3 of the water pump drainage in cushion pool 1 to two dams, 2 rear after draining, maintenance
After the completion, reversely charging water is carried out using the sluice pipe 21 on two dams 2, the reversely charging water in the utility model is to utilize cushion pool 1
With flowing automatically by sluice pipe 21 into cushion pool 1 in the water level official post downstream river course 3 in downstream river course 3, energy can be effectively reduced
The consumption in source does not need to the equipment for adding reversely charging water, can improve reversely charging water efficiency, shorten the anti-filling time.
As shown in Fig. 2, pumping conduit 5 is made of vertical shaft 51 and adit 52；The vertical shaft 51 is connected under pump chamber 4 vertically
Side, adit 52 extend parallel to the bottom part down of cushion pool 1 after being connected with vertical shaft 51；1 bottom of cushion pool is equipped with drain gully 11, institute
Adit 52 is stated to connect with drain gully 11.
Vertical shaft 51,52 inner structure of adit are safeguarded and overhauled in order to facilitate the later stage, cat ladder, side are equipped in vertical shaft 51
Just staff passes in and out.
Likewise, the equipment in pump chamber 4 is installed, is safeguarded, is overhauled for convenience, as depicted in figs. 1 and 2, this reality
With the novel access tunnel 7 for being also provided with connecting with pump chamber 4, access tunnel 7 is connected with extraneous channel, and vapour can be utilized by access tunnel 7
Vehicle carries out the transport of equipment and equipment.In order to avoid outer water pours in down a chimney into pump chamber 4, access tunnel 7 need to be provided with the gradient, and the gradient is from pump
Outwardly channel continuously decreases for room 4, it is contemplated that does not influence to transport, the gradient is equally not easy excessive, access tunnel 7 in the utility model
The gradient is set as 5%~15%.
It into after in downstream river course 3, is needed when being overhauled to cushion pool 1 by two dams 2 by the water pump drainage in cushion pool 1
On sluice pipe 21 close, therefore bis- dams 2 of Ru are equipped with valve chamber 22, drain valve is equipped in valve chamber 22, passes through drain valve
Sluice pipe 21 can be opened and closed；The access gallery 23 connected with valve chamber 22,23 conduct of access gallery are additionally provided on two dams 2
Pass in and out the channel of valve chamber 22.
Claims (8)
1. a kind of stiling basin for laying novel evacuation system, including cushion pool (1), Er Daoba (2) and downstream river course (3), two
Dam (2) is between cushion pool (1) and downstream river course (3), it is characterised in that：Evacuation system is further included, the evacuation system connects
Logical cushion pool (1) and downstream river course (3), evacuation system can draw water to cushion pool (1) and be discharged into downstream river course (3)；Described two
Road dam (2) is equipped with the sluice pipe (21) through dam body.
2. a kind of stiling basin for laying novel evacuation system as described in claim 1, it is characterised in that：The evacuation system packet
Include pump chamber (4), pumping conduit (5) and drainage pipeline (6)；The pump chamber (4) is arranged in the massif of cushion pool (1) side bank, pump
Setting suction pump in room (4)；Pumping conduit (5) connection cushion pool (1) and pump chamber (4), drainage pipeline (6) connection pumping conduit
(5) and downstream river course (3).
3. a kind of stiling basin for laying novel evacuation system as claimed in claim 2, it is characterised in that：The pumping conduit
(5) it is made of vertical shaft (51) and adit (52)；Connection is below pump chamber (4) vertically for the vertical shaft (51), adit (52) and vertical shaft
(51) bottom part down of cushion pool (1) is extended parallel to after connecting；Cushion pool (1) bottom is equipped with drain gully (11), the adit
(52) it is connected with drain gully (11).
4. a kind of stiling basin for laying novel evacuation system as claimed in claim 3, it is characterised in that：In the vertical shaft (51)
Equipped with cat ladder.
5. a kind of stiling basin for laying novel evacuation system as claimed in claim 2, it is characterised in that：It further includes and is arranged on pump
The access tunnel (7) in room (4) downstream, the access tunnel (7) connect with extraneous channel.
6. a kind of stiling basin for laying novel evacuation system as claimed in claim 5, it is characterised in that：The access tunnel (7)
With the gradient, and from pump chamber (4), outwardly channel continuously decreases its gradient.
7. a kind of stiling basin for laying novel evacuation system as described in claim 1, it is characterised in that：Two dam (2)
On be additionally provided with valve chamber (22), being equipped in valve chamber (22) can be to drain valve that sluice pipe (21) are opened and closed.
8. a kind of stiling basin for laying novel evacuation system as claimed in claim 7, it is characterised in that：Two dam (2)
On be additionally provided with the access gallery (23) connected with valve chamber (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613572.2U CN207512707U (en) | 2017-11-28 | 2017-11-28 | A kind of stiling basin for laying novel evacuation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613572.2U CN207512707U (en) | 2017-11-28 | 2017-11-28 | A kind of stiling basin for laying novel evacuation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207512707U true CN207512707U (en) | 2018-06-19 |
Family
ID=62541762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721613572.2U Active CN207512707U (en) | 2017-11-28 | 2017-11-28 | A kind of stiling basin for laying novel evacuation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207512707U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110700206A (en) * | 2019-09-23 | 2020-01-17 | 中国电建集团华东勘测设计研究院有限公司 | Overhauling system and implementation method of large-water-depth scoop type stilling pool |
| CN110820694A (en) * | 2018-08-08 | 2020-02-21 | 中国电建集团华东勘测设计研究院有限公司 | Water leakage system of high-fall dam |
-
2017
- 2017-11-28 CN CN201721613572.2U patent/CN207512707U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110820694A (en) * | 2018-08-08 | 2020-02-21 | 中国电建集团华东勘测设计研究院有限公司 | Water leakage system of high-fall dam |
| CN110700206A (en) * | 2019-09-23 | 2020-01-17 | 中国电建集团华东勘测设计研究院有限公司 | Overhauling system and implementation method of large-water-depth scoop type stilling pool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105332384B (en) | Super pressure inhales joint pumping system and its method of work | |
| CN104947780A (en) | Inflow vertical shaft system connected into deep tunnel drainage system | |
| CN104963322A (en) | Hydraulic junction facility | |
| CN207512707U (en) | A kind of stiling basin for laying novel evacuation system | |
| CN205035779U (en) | Construction branch tunnel suitable for pressure regulating of water delivery tunnel and maintenance traffic | |
| CN109538293B (en) | Replacement treatment structure and method for water inflow channel of underground cavern | |
| CN206245390U (en) | A kind of culvert pipe water channeling type pumping plant | |
| CN106968227B (en) | Maintenance arrangement structure and maintenance method of permanent plugs of diversion tunnel of high arch dam | |
| CN208749398U (en) | A kind of tapping equipment of coal mine overlying rock water | |
| CN203768881U (en) | Water seepage draining device for corridors of mountain and dam body | |
| CN208844706U (en) | A kind of energy dissipating well of the pressure pipeline with automatic coupling device | |
| CN204676504U (en) | The emptying maintenance structure of a kind of long tailwater tunnel group without gravity flow ejectment condition | |
| CN206752427U (en) | A kind of power station ground power house tailrace outlet structure and its power station | |
| CN206581236U (en) | A kind of drainage arrangement of storage station | |
| CN205895309U (en) | Prevention of seepage water system for pitshaft driving | |
| CN205399343U (en) | Reinforcement type waterproof and anti -seepage bank protection | |
| CN106122122B (en) | A kind of large aperture flow-controllable siphoning installation | |
| CN104264642A (en) | Drainage tunnel and drainage method for ditch water treatment | |
| CN205908846U (en) | Water discharging machine with slag discharged automatically | |
| CN208395840U (en) | A kind of preventative water draw-off of basement sump | |
| CN212336278U (en) | Large-scale underground type hydropower station factory building leakage drainage system combined with slope shaft | |
| CN107268547A (en) | Karst funnel reservoir and its flood releasing structure and construction method | |
| CN206721845U (en) | A kind of diversion tunnel | |
| CN109469028B (en) | Sand discharging device for dam gate system | |
| CN206928255U (en) | The maintenance arrangement of the permanent plug of induced joint diversion tunnel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |