CN206189365U - A water conservancy diversion block structure that is used for diversion tunnel shutoff body to pour - Google Patents
A water conservancy diversion block structure that is used for diversion tunnel shutoff body to pour Download PDFInfo
- Publication number
- CN206189365U CN206189365U CN201621250429.7U CN201621250429U CN206189365U CN 206189365 U CN206189365 U CN 206189365U CN 201621250429 U CN201621250429 U CN 201621250429U CN 206189365 U CN206189365 U CN 206189365U
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- CN
- China
- Prior art keywords
- water conservancy
- diversion
- mozzle
- conservancy diversion
- occluding body
- Prior art date
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- 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
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a water conservancy diversion block structure that is used for diversion tunnel shutoff body to pour. The utility model provides a shutoff construction is reliable, the effectual a water conservancy diversion block structure that is used for diversion tunnel shutoff body to pour of shutoff. Water conservancy diversion block structure including the diversion tunnel shutoff body of pouring the completion and arrange at the internal honeycomb duct of this diversion tunnel shutoff along the water conservancy diversion direction, pour the lower sluicing of in -process and circulated the honeycomb duct lead to low reaches from the upper reaches, water conservancy diversion block structure still including the import cut the device with the export retention device, the import cut the device with export retention device all can open and close, be located the permanent placing body in the honeycomb duct passed through at the placing initial stage the import cut the device with export retention device inject the honeycomb duct in.
Description
Technical field
The utility model is related to a kind of water conservancy diversion plugging structure, more particularly, to a kind of for leading that diversion tunnel occluding body is poured
Stream plugging structure, belongs to Design of The Hydraulic Structure building technology field.
Background technology
At present in Hydraulic and Hydro-Power Engineering, influenceed by closure gate installation precision and water-stagnating effect, by geological conditions
Influence and the influence of liner structure, before the closure of diversion tunnel occluding body, have come from the closure leak of gate, osculum and
The infiltration of Lining Crack.In order to create the condition of dry work for blocking concrete for diversion tunnel, it is necessary to which the row of taking leads measure.It is existing
Generally excessively stream is let out in technology using draining steel pipe is spacious.When the outer water head born when the closure phase is higher, often water percolating capacity is larger, needs
Led using many Large Diameter Steel Drainage Pipe rows.
Traditional method for blocking is that draining steel pipe in water is first exported closing gate, and is wrapped in afterbody casting concrete
Wrap up in, then this section of draining steel pipe is blocked.The subject matter that this method for blocking is present is：1 draining steel pipe is more long, and steel pipe
Upstream end lacks control measure, and it is uniform closely knit that steel pipe is difficult backfill；2 draining steel pipe plugging construction quality are difficult to ensure that, and do not have
Standby maintenance condition；3 storehouse water are introduced directly into occluding body, and occluding body structure stress condition changes under high water head effect, seals
Stifled body structure is difficult to ensure that safely.
Utility model content
Technical problem to be solved in the utility model is：A kind of plugging construction reliability is provided, plugging effect is good to be used for
The water conservancy diversion plugging structure that diversion tunnel occluding body is poured.
For the technical scheme that solution above-mentioned technical problem is used is：A kind of water conservancy diversion envelope poured for diversion tunnel occluding body
Bridging structure, including pour the diversion tunnel occluding body of completion and be arranged in the water conservancy diversion in the diversion tunnel occluding body along water conservancy diversion direction
Pipe, the lower sluicing stream in casting process causes downstream by described mozzle from upstream, and described water conservancy diversion plugging structure is also wrapped
Include import cutting device and outlet retention device, described import cutting device and described outlet retention device can open and
Close, permanent placing body in the mozzle is the placing initial stage is by described import cutting device and described goes out
Mouth retention device is limited in described mozzle.
It is further that described import cutting device is to be arranged on the non-return valve on the inside of the mozzle arrival end.
It is further that described outlet retention device is to be arranged on dish valve or the closure on the inside of the draft tube outlets end
Gate.
Such scheme it is preferable that, described mozzle is to be cast in the diversion tunnel occluding body along water conservancy diversion direction
Steel pipe.
It is further that described steel pipe has a section of stretching out for stretching out the diversion tunnel occluding body, described import
Cutting device is arranged in described section of stretching out.
Such scheme it is preferable that, on the upper side wall of the mozzle in the diversion tunnel occluding body of upstream side also
It is provided with exhaust return pipe.
It is further that vertical shaft is additionally provided with described diversion tunnel occluding body, described outlet retention device arrangement
On the mozzle in vertical shaft, envelope is provided with the upper side wall of the mozzle in the vertical shaft of outlet retention device upstream side
Stifled material pulp-inlet pipe.
The beneficial effects of the utility model are：The application by the two ends of mozzle be respectively provided with import cutting device and
The inside of the mozzle that outlet retention device will be embedded in diversion tunnel occluding body forms the placing space of sealing when closed.So
Afterwards, vertical shaft and construction gallery then by being arranged in advance in the diversion tunnel occluding body, from plugging material pulp-inlet pipe to described
Placing space in fill pour body formed structure matter it is close, the good permanent placing body of plugging effect.Due to described permanent
Placing body is in the placing space of sealing, by prior default vertical shaft and construction gallery placing, so can guarantee that closure
The reliability of construction, while also can guarantee that the placing quality of the permanent placing body, it is ensured that plugging effect.
Brief description of the drawings
Fig. 1 is the top view that the utility model is used for the water conservancy diversion plugging structure that diversion tunnel occluding body is poured；
Fig. 2 is the A-A sectional views of Fig. 1.
Marked in figure：Diversion tunnel occluding body 1, mozzle 2, import cutting device 3, outlet retention device 4, permanent filling
Building body 5, section of stretching out 6, exhaust return pipe 7, vertical shaft 8, plugging material pulp-inlet pipe 9, diversion tunnel 10, construction gallery 11.
Specific embodiment
Be as shown in Figure 1 and Figure 2 the utility model provide a kind of plugging construction reliability, plugging effect it is good for water conservancy diversion
The water conservancy diversion plugging structure that hole occluding body is poured, and for building the construction method of the water conservancy diversion plugging structure.Described water conservancy diversion
Plugging structure includes pouring the diversion tunnel occluding body 1 of completion and is arranged in leading in the diversion tunnel occluding body 1 along water conservancy diversion direction
Flow tube 2, the lower sluicing stream in casting process causes downstream, described water conservancy diversion plugging structure by described mozzle 2 from upstream
Also include import cutting device 3 and outlet retention device 4, described import cutting device 3 and described outlet retention device 4 is equal
Can open and close, the permanent placing body 5 in the mozzle 2 is at the placing initial stage by described import cutting device
3 and described outlet retention device 4 be limited in described mozzle 2.The application is respectively provided with by the two ends in mozzle
Import cutting device 3 and outlet retention device 4 will be embedded in the inside of mozzle 2 in diversion tunnel occluding body 1 shape when closed
Into the placing space of sealing.Then, vertical shaft 8 and construction gallery 11 then by being arranged in advance in the diversion tunnel occluding body 1,
Filled into described placing space from plugging material pulp-inlet pipe 9 and pour body close, good permanent of plugging effect that form structure matter
Placing body 5.Because described permanent placing body 5 is in the placing space of sealing, by prior default vertical shaft 8 and construction
The placing of gallery 11, so the reliability of plugging construction is can guarantee that, while also can guarantee that the placing matter of the permanent placing body 5
Amount, it is ensured that plugging effect.
In above-mentioned implementation method, in order to reduce production cost, facilitate the import cutting device 3 and outlet retention device 4
Manufacture, processing, described import cutting device 3 is set to be arranged in inverse on the inside of the arrival end of the mozzle 2 by the application
Only valve；Described outlet retention device 4 is set to be arranged in dish valve or closure gate on the inside of the port of export of the mozzle 2；
Meanwhile, the steel pipe that described mozzle 2 is set to be cast in along water conservancy diversion direction in the diversion tunnel occluding body 1.
Further, the placing construction of postorder for convenience, and also to improve pouring for the permanent placing body 5
Quality, the application sets one on described steel pipe and stretches out the section of stretching out 6 of the diversion tunnel occluding body 1, and described is entered
Mouth cutting device 3 is arranged in the section of stretching out 6.And a vertical shaft 8, institute are also set up in described diversion tunnel occluding body 1
The outlet retention device 4 stated is arranged on the mozzle 2 in vertical shaft 8, meanwhile, positioned at outlet retention device 4 upstream side
Plugging material pulp-inlet pipe 9 is set again on the upper side wall of the mozzle 2 in vertical shaft 8.So, just can both facilitate described permanent
The construction of property placing body 5, meanwhile, the gas being present in during placing in the mozzle 2 can be discharged the mozzle again
2, to ensure the pouring quality of the permanent placing body 5.
There is the water conservancy diversion plugging structure of said structure, so just using following methods can construct, i.e., first exist
Import cutting device 3 and outlet retention device 4 are installed on described mozzle 2, and simultaneously on the upper side of the mozzle 2
Described exhaust return pipe 7 and plugging material pulp-inlet pipe 9 is installed；Then described mozzle 2 is arranged into diversion tunnel 10 again
Needing to pour the position of diversion tunnel occluding body 1, and open described import cutting device 3 and described outlet retention device 4 makes
The lower stream that sluices causes downstream by the mozzle 2 from upstream；Then institute is poured on the premise of reserved vertical shaft 8 and construction gallery 11
The diversion tunnel occluding body 1 stated simultaneously is conserved；After described diversion tunnel occluding body 1 conserve it is qualified after turn off described import and block dress
Put 3 and outlet retention device 4, with described vertical shaft 8 and construction gallery 11 be passage by described plugging material pulp-inlet pipe 9 to
Permanent placing body 5 in described mozzle 2 described in placing completes the construction working of the water conservancy diversion plugging structure.
In above-mentioned implementation method, with reference to the characteristics of the water conservancy diversion plugging structure, according to the situation at scene, described in placing
It is placing end point be vented the discharge of return pipe 7 denseness to reach the underflow liquid of requirement during permanent placing body 5.So, just can be with
Ensure the placing quality of permanent placing body 5 of water conservancy diversion plugging structure described herein.Meanwhile, it is described herein in order to ensure
The intensity of diversion tunnel occluding body, after described permanent placing body 5 placing complete and conserve it is qualified after again permanent closure it is described
Vertical shaft 8.
Claims (7)
1. a kind of water conservancy diversion plugging structure poured for diversion tunnel occluding body, including pour the diversion tunnel occluding body (1) of completion with
And the mozzle (2) in the diversion tunnel occluding body (1) is arranged in along water conservancy diversion direction, the lower sluicing stream in casting process is by described
Mozzle (2) cause downstream from upstream, it is characterised in that：Described water conservancy diversion plugging structure also includes import cutting device (3)
With outlet retention device (4), described import cutting device (3) and described outlet retention device (4) can open and close,
Permanent placing body (5) in the mozzle (2) is at the placing initial stage by described import cutting device (3) and described
Outlet retention device (4) be limited in described mozzle (2).
2. the water conservancy diversion plugging structure poured for diversion tunnel occluding body according to claim 1, it is characterised in that：Described
Import cutting device (3) is the non-return valve being arranged on the inside of the mozzle (2) arrival end.
3. the water conservancy diversion plugging structure poured for diversion tunnel occluding body according to claim 1, it is characterised in that：Described
Outlet retention device (4) is the dish valve or closure gate that are arranged on the inside of the mozzle (2) port of export.
4. the water conservancy diversion plugging structure poured for diversion tunnel occluding body according to claim 1,2 or 3, it is characterised in that：
Described mozzle (2) is the steel pipe being cast in along water conservancy diversion direction in the diversion tunnel occluding body (1).
5. the water conservancy diversion plugging structure poured for diversion tunnel occluding body according to claim 4, it is characterised in that：Described
Steel pipe has a section of stretching out (6) for stretching out the diversion tunnel occluding body (1), and described import cutting device (3) is arranged in institute
In the section of stretching out (6) stated.
6. the water conservancy diversion plugging structure poured for diversion tunnel occluding body according to claim 4, it is characterised in that：Positioned at upper
Exhaust return pipe (7) is additionally provided with the upper side wall of the mozzle (2) in trip side diversion tunnel occluding body (1).
7. the water conservancy diversion plugging structure poured for diversion tunnel occluding body according to claim 4, it is characterised in that：Described
Diversion tunnel occluding body (1) on be additionally provided with vertical shaft (8), described outlet retention device (4) is arranged in described in vertical shaft (8)
On mozzle (2), closure is provided with the upper side wall of the mozzle (2) in outlet retention device (4) upstream side vertical shaft (8)
Material pulp-inlet pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621250429.7U CN206189365U (en) | 2016-11-18 | 2016-11-18 | A water conservancy diversion block structure that is used for diversion tunnel shutoff body to pour |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621250429.7U CN206189365U (en) | 2016-11-18 | 2016-11-18 | A water conservancy diversion block structure that is used for diversion tunnel shutoff body to pour |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206189365U true CN206189365U (en) | 2017-05-24 |
Family
ID=58727414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621250429.7U Active CN206189365U (en) | 2016-11-18 | 2016-11-18 | A water conservancy diversion block structure that is used for diversion tunnel shutoff body to pour |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206189365U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313785A (en) * | 2017-08-23 | 2017-11-03 | 中国电建集团成都勘测设计研究院有限公司 | High dam ecology water supply hole block section liner structure |
| CN110513112A (en) * | 2019-09-04 | 2019-11-29 | 中国电建集团中南勘测设计研究院有限公司 | A kind of flowing hole forms device and shaft construction method |
-
2016
- 2016-11-18 CN CN201621250429.7U patent/CN206189365U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313785A (en) * | 2017-08-23 | 2017-11-03 | 中国电建集团成都勘测设计研究院有限公司 | High dam ecology water supply hole block section liner structure |
| CN107313785B (en) * | 2017-08-23 | 2023-08-22 | 中国电建集团成都勘测设计研究院有限公司 | Lining structure of blocking section of ecological water supply hole of high dam |
| CN110513112A (en) * | 2019-09-04 | 2019-11-29 | 中国电建集团中南勘测设计研究院有限公司 | A kind of flowing hole forms device and shaft construction method |
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