CN216195287U - Pool type drainage ditch inlet structure - Google Patents
Pool type drainage ditch inlet structure Download PDFInfo
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- CN216195287U CN216195287U CN202122290814.1U CN202122290814U CN216195287U CN 216195287 U CN216195287 U CN 216195287U CN 202122290814 U CN202122290814 U CN 202122290814U CN 216195287 U CN216195287 U CN 216195287U
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- water collecting
- slag
- side wall
- top water
- collecting tank
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The utility model discloses a pool type drainage ditch inlet structure, which comprises a top water collecting pool, wherein an upstream protection slope surface structure is arranged on the upstream side of the top water collecting pool, backfilled stone slag is arranged on a side wall, close to a mountain side, of the top water collecting pool, the backfilling height of the backfilled stone slag is flush with the top elevation of the top water collecting pool, and the side wall of the top water collecting pool is smoothly connected with the terrain; the downstream side wall of the top water collecting tank is in contact with the ballast filling compaction area, and the elevation of the downstream side wall is equal to the top elevation of the ballast filling compaction area; the both sides intercommunication of top catch basin have the side drainage canal about, the side wall top elevation that the side was leaned on the slag yard place side is flushed with the slag yard top elevation mutually in the side drainage canal of left and right sides. The problem that the ditch where the slag-removing site is located is large in upstream catchment area, the topography of the ditch on the upstream of the slag-pushing platform is gentle, and other forms of imported buildings such as a retaining dam are not suitable to be built is solved.
Description
Technical Field
The utility model relates to the field of engineering drainage ditch structures, in particular to a pool type drainage ditch inlet structure which is suitable for inlet structures of various waste disposal sites, surface soil sites and temporary storage sites for water interception, water guide and connection of left and right side interception and drainage ditches in projects such as water conservancy projects, hydropower projects, highways, new energy sources, slag treatment projects and the like.
Background
Water conservation engineering measures are increasingly becoming the key points of project examination in response to the requirement of the water conservation law of 'three-in-one'. The large-scale capital construction project generally selects a large-scale natural gully as a slag piling and discarding site, and the discarded slag body accumulation not only changes the topography and the landform of the natural gully, but also blocks a natural drainage channel of catchment. In addition, the discarded slag is loose accumulation, and related data show that the slag body is easy to generate instability and collapse and slide under the rainstorm working condition. In conclusion, the smooth and efficient drainage facility of the slag disposal site is a necessary condition for recovering the function of the ditch and ensuring the stability of slag bodies.
The drainage facility system of the waste slag site mainly comprises an upstream drainage channel inlet, a left side drainage channel, a right side drainage channel and a downstream drainage channel outlet, and the large waste slag site can be additionally provided with a drainage mattress, a horse-way drainage channel and the like according to the situation. Wherein, mainly rely on the drainage canal import, will abandon the sluiceway upper reaches of sediment place and come water, connect to the left and right sides cut in the drainage canal, UNICOM to low reaches drainage canal export, let down abandon sediment place low reaches. According to the topographic conditions, some waste slag sites are positioned at the lower part of the natural gully, the upstream catchment area is large, and the upstream gully of the slag-top platform is gentle, so that water retaining dams and other buildings are not suitable to be built. Therefore, the drainage channel inlet structure is designed according to local conditions, the structure form is simple and reliable, the maintenance is convenient and fast, and the water storage and drainage guide of upstream catchment are effectively realized.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the utility model provides a pond formula escape canal import structure to solve and abandon the sluiceway that the sediment place is located, the upper reaches catchment area is great, the sluiceway topography of sediment top platform upper reaches is more gentle, the problem of other forms import buildings such as the water retaining dam of should not building, and structural style is simple reliable, and it is convenient to maintain, effectively realizes keeping off retaining, the drainage guide of upper reaches catchment.
In order to achieve the technical features, the utility model is realized as follows: a pool type drainage ditch inlet structure comprises a top water collecting pool, wherein an upstream protection slope surface structure is arranged on the upstream side of the top water collecting pool, backfilled stone ballast is arranged on a side wall, close to a mountain side, of the top water collecting pool, the backfilling height of the backfilled stone ballast is flush with the top elevation of the top water collecting pool, and the side wall of the top water collecting pool is smoothly connected with the terrain; the downstream side wall of the top water collecting tank is in contact with the ballast filling compaction area, and the elevation of the downstream side wall is equal to the top elevation of the ballast filling compaction area; the both sides intercommunication of top catch basin have the side drainage canal about, the side wall top elevation that the side was leaned on the slag yard place side is flushed with the slag yard top elevation mutually in the side drainage canal of left and right sides.
The top water collecting tank is of a grouted stone or concrete structure, and a parting seam is arranged in the middle of a side wall of the top water collecting tank.
The inside of the seam is filled with a seam filling sealing material layer.
The joint filling sealing material layer adopts a closed-cell foam plate.
The upstream protection slope surface structure adopts a gabion slope surface protection structure, and the thickness of the upstream protection slope surface structure is 0.4 m-1 m.
The gabion slope surface protection structure is one of a lead wire gabion, a reinforced gabion, a geogrid gabion, a gabion and a bamboo gabion; or a flexible slope surface protection structure is adopted.
The flexible slope surface protection structure adopts a dry masonry slope surface protection structure.
And the bottom of the rock ballast filling compaction area at the downstream of the top water collecting tank is cleaned from the surface layer soft stratum and is compacted in a layering mode.
The utility model has the following beneficial effects:
by adopting the inlet structure, the topographic advantages are exerted, and the water tank type water inlet form which is simple in structure, reliable in operation and convenient and fast to maintain is arranged at the top ends of the left and right drainage channels, so that the water from the upstream of the slag-removing site is effectively gathered and smoothly guided out to the left and right drainage channels and conveyed to the downstream. The possibility that the slag body is washed by water flow and destabilized under the condition of heavy rain is reduced. Recovering the water collecting and draining function of the gully where the waste slag site is located, and reducing water and soil loss through engineering measures. The stone ballast on both sides is backfilled to make the inlet structure smoothly connected with the terrain, and the water accumulation on the rear side of the side wall of the inlet structure is avoided. Flexible structure bank protections such as upper reaches fossil fragments can adapt to topography deformation well, scour resistance, sexual valence relative altitude. The downstream stone slag filling compaction area provides a foundation with smaller deformation for the side wall at the downstream side of the water collecting tank, bears most of load of the slag top of the abandoned slag yard, and provides necessary conditions for the slag top of the abandoned slag yard to serve as a construction site and a camp.
Drawings
The utility model is further illustrated by the following figures and examples.
FIG. 1 is a schematic plan view of a pool drain inlet structure according to the present invention.
FIG. 2 is a schematic cross-sectional view of the pool-type drainage channel inlet structure along the channel bottom.
FIG. 3 is a schematic cross-sectional view of the inlet structure of the pool-type drainage channel taken along the vertical channel bottom direction.
In the figure: the device comprises a top water collecting tank 1, an upstream protection slope surface structure 2, backfilled stone slag 3, left and right side drainage channels 4, parting joints 5, a stone slag filling compaction area 6, a slag yard 7 and a water flow direction 8.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
In the embodiment, the elevation of the top of the waste slag site and the position of the natural slope toe are determined according to the slag storage capacity, the position, the hydrological condition, the geological condition and other data of the waste slag site. If the upstream catchment area of the slag-abandoning site is large and the topography of the upstream gully of the slag-jacking platform is gentle, it is not suitable to build other forms of imported buildings such as a retaining dam. But priority considers setting up pond formula escape canal import structure, this import structural style is simple, the operation is reliable, it is convenient to maintain, can effectively realize keeping off of upper reaches catchment retaining, leading row.
As shown in fig. 1-3, a pool type drainage canal inlet structure comprises a top water collecting pool 1, wherein an upstream protective slope surface structure 2 is arranged on the upstream side of the top water collecting pool 1, backfill stone slag 3 is arranged on a side wall of the top water collecting pool 1 close to a mountain side, the backfill height of the backfill stone slag 3 is flush with the top elevation of the top water collecting pool 1, and the side wall of the top water collecting pool 1 is smoothly connected with the terrain; the downstream side wall of the top water collecting tank 1 is in contact with the ballast filling and compacting area 6, and the elevation of the downstream side wall is equal to the top elevation of the ballast filling and compacting area 6; the both sides of top catch basin 1 intercommunication have left and right sides drainage canal 4, left and right sides drainage canal 4 leans on the side wall top elevation of slag yard 7 place side to flush with the sediment top elevation of slag yard 7 mutually. Through adopting the import structure of above-mentioned structure, it can effectively be solved and abandon the sluiceway that the sediment place is located, and the upper reaches catchment area is great, the sluiceway topography of sediment top platform upper reaches is more gentle, should not build the problem of other forms import buildings such as manger plate dam, and structural style is simple reliable, and it is convenient to maintain, effectively realizes keeping off retaining, the drainage guide of upper reaches catchment.
Further, the top water collecting tank 1 is of a grouted stone or concrete structure, and a parting seam 5 is arranged in the middle of a side wall of the top water collecting tank 1. By adopting the top water collecting tank 1, upstream incoming water can be effectively converged. The expansion joint is realized by arranging the parting joints 5, so that frost cracking of the top water collecting tank 1 is effectively prevented, and the structural stability is ensured. And can play the all-round crack control effect through adopting many parting 5.
Further, the inside of the slit 5 is filled with a caulking sealant layer. The sealing material layer has a sealing effect.
Further, the joint sealing material layer adopts a closed-cell foam plate. The sealing effect is ensured by the closed-cell foam board.
Further, the upstream protection slope surface structure 2 is a gabion slope surface protection structure, and the thickness is 0.4 m-1 m. The upstream protection slope surface structure 2 is adopted to achieve the anti-scouring effect.
Further, the gabion slope surface protection structure is one of a lead wire gabion, a reinforced gabion, a geogrid gabion, a gabion and a bamboo gabion; or a flexible slope surface protection structure is adopted. By adopting the different structural forms, the flexibility of construction is improved, and the construction difficulty and cost are reduced.
Further, flexible slope surface protection structure adopts the slope surface protection structure of dry masonry. Through foretell domatic protective structure of dry masonry stone when guaranteeing the antiscour effect, reduced the construction degree of difficulty and cost.
Further, the base of the ballast-filled compaction zone 6 downstream of the top sump 1 should be cleared of a soft surface layer and compacted in layers. The rock ballast filling compaction area 6 provides a support structure with small deformation for the side wall at the downstream side of the water collecting tank, bears most of load of the slag top of the abandoned slag yard, and provides necessary conditions for the slag top of the abandoned slag yard to serve as a construction site and a camp.
The drainage ditch structure of the utility model has the following specific construction processes and principles:
by adopting the inlet structure, the upstream water of the slag disposal site is blocked without damming, and the upstream water catchment is intercepted by the water pool according to the terrain conditions, smoothly guided into the left and right side drainage channels and guided and drained to the downstream. The possibility that the slag body is washed by water flow and destabilized under the condition of heavy rain is reduced. The catchment and drainage function of the gully where the slag-removing site is located is recovered, and the water and soil loss is reduced. The upstream adopts flexible slope surface protection structures such as gabions and the like, and the flexible slope surface protection structures are scour-resistant and adaptive to uneven settlement. And stone slag is backfilled on two sides, so that the possibility of water accumulation at the rear part of the side wall of the water collecting tank is reduced. The downstream stone slag filling compaction area provides a foundation with smaller deformation for the side wall of the water pool, and also serves as a construction site and a camp bearing load for the slag top of the waste slag yard.
Claims (7)
1. The utility model provides a pond formula escape canal import structure which characterized in that: the device comprises a top water collecting tank (1), wherein an upstream protection slope surface structure (2) is arranged on the upstream side of the top water collecting tank (1), backfilled stone slag (3) is arranged on a side wall, close to a mountain side, of the top water collecting tank (1), the backfilling height of the backfilled stone slag (3) is flush with the top elevation of the top water collecting tank (1), and the side wall of the top water collecting tank (1) is smoothly connected with the terrain; the downstream side wall of the top water collecting tank (1) is in contact with the ballast filling and compacting area (6), and the elevation of the downstream side wall is equal to the top elevation of the ballast filling and compacting area (6); the both sides intercommunication of top catch basin (1) have left right side drainage canal (4), left side and right side drainage canal (4) lean on the side wall crest elevation of slag yard (7) place side and the sediment crest elevation of slag yard (7) to flush mutually.
2. The pool drain channel inlet structure of claim 1, wherein: the top water collecting tank (1) is of a grouted stone or concrete structure, and a parting seam (5) is arranged in the middle of a side wall of the top water collecting tank (1).
3. The pool drain channel inlet structure of claim 2, wherein: the inside of the seam (5) is filled with a joint filling sealing material layer.
4. The pool drain channel inlet structure of claim 3, wherein: the joint filling sealing material layer adopts a closed-cell foam plate.
5. The pool drain channel inlet structure of claim 1, wherein: the upstream protection slope surface structure (2) adopts a gabion slope surface protection structure, and the thickness is 0.4 m-1 m.
6. The pool drain channel inlet structure of claim 5, wherein: the gabion slope surface protection structure is one of a lead wire gabion, a reinforced gabion, a geogrid gabion, a gabion and a bamboo gabion; or a flexible slope surface protection structure is adopted.
7. The pool drain channel inlet structure of claim 6, wherein: the flexible slope surface protection structure adopts a dry masonry slope surface protection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122290814.1U CN216195287U (en) | 2021-09-22 | 2021-09-22 | Pool type drainage ditch inlet structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122290814.1U CN216195287U (en) | 2021-09-22 | 2021-09-22 | Pool type drainage ditch inlet structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216195287U true CN216195287U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122290814.1U Active CN216195287U (en) | 2021-09-22 | 2021-09-22 | Pool type drainage ditch inlet structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216195287U (en) |
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2021
- 2021-09-22 CN CN202122290814.1U patent/CN216195287U/en active Active
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