CN206800348U - A kind of apron structure of improvement - Google Patents
A kind of apron structure of improvement Download PDFInfo
- Publication number
- CN206800348U CN206800348U CN201720488505.6U CN201720488505U CN206800348U CN 206800348 U CN206800348 U CN 206800348U CN 201720488505 U CN201720488505 U CN 201720488505U CN 206800348 U CN206800348 U CN 206800348U
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- CN
- China
- Prior art keywords
- concrete slab
- concrete
- cylinder mould
- apron structure
- mould frame
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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
Abstract
It the utility model is related to water conservancy construction technical field, disclose a kind of apron structure of improvement, it is included in concrete slab and cylinder mould frame that the stiling basin downstream tail end of outlet structure escape works is set in succession along water (flow) direction, the concrete slab is provided with multiple concrete piers and foundation trench in latticed array, and the interlaced arranged distribution on the horizontal and vertical direction of concrete slab respectively between each concrete pier and foundation trench, the section of concrete pier is set to trapezoidal shape and is provided with along water (flow) direction meet water domatic, and some blocks of stones are filled with each foundation trench；The downstream tail end of the concrete slab is provided with inclined unhurried current ramp, the tail end of concrete slab is connected with the cylinder mould frame, and the side of cylinder mould frame is provided with the face of slope adaptable with unhurried current ramp along water (flow) direction, solve the problems, such as that existing apron structure effect of energy dissipation unobvious, building cost are high, difficulty of construction is big and serious to washing away for riverbed.
Description
Technical field
Water conservancy and hydropower construction engineering technical field is the utility model is related to, in particular it relates to a kind of apron structure of improvement.
Background technology
In the outlet structure escape works downstream of Hydraulic and Hydro-Power Engineering, because water flows through, to let out rear complementary energy under stiling basin still larger, and water
Stream diffusance is inadequate, velocity flow profile is uneven, and serious wash away phenomenon can be caused to riverbed.Further to eliminate the complementary energy of current,
Preferably uniform divergent flow, adjust velocity flow profile and protect riverbed not washed away, typically take and poured greatly in stiling basin downstream
For volume concrete to form apron structure, current domestic hydroelectric project such as hides the power that disappears in wooden power station, Artemisia arenaria seed engineering
The apron structure generally use casting of concrete in mass in pond downstream is formed, because existing apron structure setting is single, to water
The complementary energy eradicating efficacy unobvious of stream, ensure current effect of energy dissipation by increasing the floor space of apron structure, cause to build
The problem of cost height and larger construction volume；
On the other hand, although apron structure is eliminated to the complementary energy of current, the tail end of apron structure still can
Riverbed is washed away, riverbed is easily damaged in long-term scour process, at present, is provided with some structures in the end of apron structure to prevent
Wash away riverbed or by setting anti-scour trench, but often DeGrain, and the difficulty of construction of apron structure can be increased, no
Beneficial to popularization.
Utility model content
In order to solve the above technical problems, the utility model provides the apron structure of improvement a kind of to reach to current complementary energy
The purpose for washing away dynamics in the convenient degree of construction and reduction riverbed is efficiently eliminated, improved, solves existing apron structure energy dissipating
DeGrain, building cost are high, difficulty of construction is big and washes away the problem of protection effect is poor to riverbed.
In order to realize above-mentioned technique effect, technical scheme provided by the utility model is：A kind of apron structure of improvement,
It is characterised in that it includes in stiling basin downstream the tail end concrete slab and cylinder mould that are set in succession along water (flow) direction of outlet structure escape works
Frame, the concrete slab are provided with multiple concrete piers and foundation trench in latticed array, and each concrete pier and foundation trench it
Between the interlaced arranged distribution on the horizontal and vertical direction of concrete slab respectively, the section of concrete pier be set to trapezoidal shape and
It is domatic provided with meeting water along water (flow) direction, some blocks of stones are filled with each foundation trench；The downstream tail end of the concrete slab is set
There is inclined unhurried current ramp, the tail end of concrete slab is connected with the cylinder mould frame, and the side of cylinder mould frame is set along water (flow) direction
There is the face of slope adaptable with unhurried current ramp.
Further, the domatic gradient that meets water is set to 1：2.
Further, the unhurried current ramp and the slanted angle on concrete slab surface are set to 30 °.
Further, the cross section of the foundation trench is set to diamond shaped.
Further, in the tail end of the concrete slab along its length on be arranged with more dowels, each dowel
It is welded and connected with cylinder mould frame.
Further, the inside of the concrete slab and concrete pier is equipped with Steel bar rack.
Further, the cylinder mould sets up the end for lead wire net cage and its top ends slightly above unhurried current ramp.
Compared to prior art, the beneficial effects of the utility model are：
1. the application is provided with multiple staggered foundation trenches and concrete pier on concrete slab, both staggeredly use is big
The big elimination improved to current complementary energy, the floor space of concrete slab can be reduced, reduce engineering cost, concrete slab tail end
Be provided with cylinder mould frame below buffering ramp, when energy dissipating flow direction to buffering ramp can further energy dissipating, and can all flow to
To cylinder mould frame, water cushion is formed in the presence of cylinder mould frame, water, which flows through, have adjusted flow rate of water flow distribution after cylinder mould frame overflows, protect river
Bed is not washed away；
2. filling boulder can play energy dissipating effect to current in foundation trench and foundation trench has fixation again to boulder simultaneously,
Prevent boulder from being washed away by current, the end of cylinder mould frame is higher than the end for the ramp that slightly flows slowly, it is ensured that cylinder mould frame can be to unhurried current
The further energy dissipating of current of ramp, so as to prevent it from directly washing away riverbed, damage riverbed.
Brief description of the drawings
Fig. 1 is the top view of the apron structure of improvement provided by the utility model；
Fig. 2 is the A-A of the apron structure of improvement provided by the utility model to sectional view.
Embodiment
The utility model is further described in detail with reference to specific embodiment, following word is intended to indicate that
The utility model, and unrestricted the scope of protection of the utility model.
As shown in Figures 1 and 2, the utility model can be implemented as follows, a kind of apron structure of improvement, be included in
The concrete slab 1 and cylinder mould frame 2 that the stiling basin downstream tail end of outlet structure escape works is set in succession along water (flow) direction, the concrete slab
1 is provided with multiple concrete piers 3 and foundation trench 4 in latticed array, and respectively mixed between each concrete pier 3 and foundation trench 4
(i.e. multiple concrete piers 3 and foundation trench 4 are on concrete slab 1 for interlaced arranged distribution on the horizontal and vertical direction of concrete board 1
Form multiple horizontally-arranged and file, and in each horizontally-arranged and file, be by the interlaced arrangement of concrete pier 3 and foundation trench 4 and
Into), the section of concrete pier 3 is set to trapezoidal shape and is provided with along water (flow) direction meet water domatic 5, and it domatic 5 is along current to meet water
Direction is gradually increasing domatic, and some blocks of stones 6 are filled with each foundation trench 4, and block stone 6 plays a part of energy dissipating to current；Institute
The downstream tail end for stating concrete slab 1 is provided with inclined unhurried current ramp 7, and unhurried current ramp 7 is poured and formed simultaneously with concrete slab 1；
The end of the concrete slab 1 is also associated with cylinder mould frame 2, and the side of cylinder mould frame 2 is provided with and the phase of ramp 7 that flows slowly along water (flow) direction
The face of slope of adaptation, when the downstream tail end of cylinder mould frame 2 and concrete slab 1 is fixedly connected, ensure by slope of flowing slowly
The current that plate 7 flows out can be disperseed and be adjusted to water (flow) direction completely into the inside of cylinder mould frame 2, and by cylinder mould frame 2,
Prevent current scour riverbed.
As preferable mode, domatic 5 gradient of meeting water is set to 1：2, this gradient coordinates foundation trench 4 to reach good
Current effect of energy dissipation.
The unhurried current ramp 7 and the slanted angle on the surface of concrete slab 1 are set to 30 °, and slanted angle is set to 30 ° of simply we
The preferable angle of case, in real process, appropriate adjustment can be carried out to slanted angle.
The cross section of the foundation trench 4 is set to diamond shaped, on the one hand, effect of energy dissipation of the foundation trench 4 of diamond shaped structure to current
More preferably, the foundation trench 4 of diamond shaped coordinates concrete pier 3 to be substantially reduced apron knot to increase energy dissipating of this structure to current complementary energy
The floor space of structure；On the other hand, the structure of diamond shaped preferably clamping block stone 6, anti-stops stone 6 can be washed away by current, together
When block stone 6 good effect of energy dissipation is also provided.
In the downstream tail end of the concrete slab 1 along its length on be arranged with more dowels 8, each dowel 8 is equal
It is connected with cylinder mould frame 2, by being welded between dowel 8 and cylinder mould frame 2.
The inside of the concrete slab 1 and concrete pier 3 is equipped with Steel bar rack 9, and concrete slab 1 and concrete pier 3 are equal
Build to build by concrete and form, i.e., Steel bar rack 9 is first pre-placed to the inside that framework is poured into a mould in concrete, then by concrete
Pour coagulation forming.
It is preferred that the cylinder mould frame 2 is set to lead wire net cage 2 and its top ends is higher than the end of unhurried current ramp 7,
Lead wire net cage 2 has the function that corrosion-resistant, resistance to erosion, and the end of cylinder mould frame 2 is slightly above the height for the ramp 7 that flows slowly, and can protect
Current on card unhurried current ramp 7 can directly rush at cylinder mould frame 2, ensure that cylinder mould frame 2 is adjusted and disperseed to flow direction, reach
Prevent current from being washed away to riverbed.
Any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Change or replace, should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with right
It is required that described protection domain is defined.
Claims (7)
1. the apron structure of a kind of improvement, it is characterised in that be included in the stiling basin downstream tail ends of outlet structure escape works along current side
To the concrete slab and cylinder mould frame set in succession, the concrete slab is provided with multiple concrete piers and base in latticed array
Groove, and the interlaced arranged distribution on the horizontal and vertical direction of concrete slab respectively between each concrete pier and foundation trench,
The section of concrete pier is set to trapezoidal shape and is provided with along water (flow) direction meet water domatic, and some blocks of stones are filled with each foundation trench；
The downstream tail end of the concrete slab is provided with inclined unhurried current ramp, and the tail end of concrete slab is connected with the cylinder mould frame,
And the side of cylinder mould frame is provided with the face of slope adaptable with unhurried current ramp along water (flow) direction.
2. the apron structure of improvement according to claim 1, it is characterised in that the domatic gradient that meets water is set to 1：2.
3. the apron structure of improvement according to claim 1, it is characterised in that the unhurried current ramp and concrete slab surface
Slanted angle be set to 30 °.
4. the apron structure of improvement according to claim 1, it is characterised in that the cross section of the foundation trench is set to rhombus
Shape.
5. the apron structure of improvement according to claim 1, it is characterised in that the tail end interior edge length of the concrete slab
More dowels are arranged with direction, each dowel is welded and connected with cylinder mould frame.
6. the apron structure of improvement according to claim 1, it is characterised in that the concrete slab and concrete pier it is interior
Portion is equipped with Steel bar rack.
7. the apron structure improved according to claim 1 or 5, it is characterised in that it is galvanized wire cylinder mould that the cylinder mould, which is set up,
Frame and its top ends are slightly above the end for the ramp that flows slowly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720488505.6U CN206800348U (en) | 2017-05-04 | 2017-05-04 | A kind of apron structure of improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720488505.6U CN206800348U (en) | 2017-05-04 | 2017-05-04 | A kind of apron structure of improvement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206800348U true CN206800348U (en) | 2017-12-26 |
Family
ID=60738060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720488505.6U Active CN206800348U (en) | 2017-05-04 | 2017-05-04 | A kind of apron structure of improvement |
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| Country | Link |
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| CN (1) | CN206800348U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867583A (en) * | 2018-07-10 | 2018-11-23 | 广东省水利电力勘测设计研究院 | A kind of apron of more structure combinations |
| CN110004890A (en) * | 2019-03-27 | 2019-07-12 | 昆明理工大学 | A kind of roller energy dissipator |
| CN113638360A (en) * | 2021-08-23 | 2021-11-12 | 上海市政工程设计研究总院（集团）有限公司 | Seawall stone-stacked protective surface structure |
-
2017
- 2017-05-04 CN CN201720488505.6U patent/CN206800348U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867583A (en) * | 2018-07-10 | 2018-11-23 | 广东省水利电力勘测设计研究院 | A kind of apron of more structure combinations |
| CN110004890A (en) * | 2019-03-27 | 2019-07-12 | 昆明理工大学 | A kind of roller energy dissipator |
| CN113638360A (en) * | 2021-08-23 | 2021-11-12 | 上海市政工程设计研究总院（集团）有限公司 | Seawall stone-stacked protective surface structure |
| CN113638360B (en) * | 2021-08-23 | 2023-05-26 | 上海市政工程设计研究总院（集团）有限公司 | Seawall folded stone facing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 614000 No.94 Jingyang Road, shaping Town, Ebian County, Leshan City, Sichuan Province Patentee after: Guoneng Dadu River shaping Power Generation Co.,Ltd. Address before: 614000 No.94 Jingyang Road, shaping Town, Ebian County, Leshan City, Sichuan Province Patentee before: GUODIAN DADU RIVER SHAPING HYDROPOWER CONSTRUCTION Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211210 Address after: 614000 Building 2, No. 1, section 4, Binhe Road, Jinkouhe District, Leshan City, Sichuan Province Patentee after: Zhensha Hydropower Construction Management Branch of Guoneng Dadu River Basin Hydropower Development Co.,Ltd. Address before: 614000 No.94 Jingyang Road, shaping Town, Ebian County, Leshan City, Sichuan Province Patentee before: Guoneng Dadu River shaping Power Generation Co.,Ltd. |
|
| TR01 | Transfer of patent right |