CN220352999U - Drainage structure of complex environment waste slag field - Google Patents
Drainage structure of complex environment waste slag field Download PDFInfo
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- CN220352999U CN220352999U CN202321712056.0U CN202321712056U CN220352999U CN 220352999 U CN220352999 U CN 220352999U CN 202321712056 U CN202321712056 U CN 202321712056U CN 220352999 U CN220352999 U CN 220352999U
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- 239000002893 slag Substances 0.000 title claims abstract description 111
- 239000002699 waste material Substances 0.000 title claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 82
- 239000004567 concrete Substances 0.000 claims description 11
- 239000010410 layer Substances 0.000 claims description 7
- 239000011241 protective layer Substances 0.000 claims description 7
- 230000007613 environmental effect Effects 0.000 claims description 5
- 239000011083 cement mortar Substances 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 4
- 238000013016 damping Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000021715 photosynthesis, light harvesting Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 238000002791 soaking Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000011150 reinforced concrete Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000011440 grout Substances 0.000 description 3
- 239000002352 surface water Substances 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
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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
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The utility model discloses a drainage structure of a complex environment waste slag field, which comprises a slag top drainage system, a slag bottom drainage system and a toe drainage system; the slag top drainage system comprises an annular water interception ditch arranged along the periphery of the waste slag field, and is connected with a natural hillside and the natural drainage system; the top drainage ditches of the slag top drainage system are communicated with the annular intercepting ditch; the slope toe drainage system comprises a trapezoid drainage ditch arranged on one side of the slope toe retaining structure, which is far away from the waste slag field, and the slag bottom drainage system penetrates through the slope toe retaining structure to drain catchment into the trapezoid drainage ditch; a water retaining bank is arranged between the trapezoid drainage ditch and the pond; the bottom of the trapezoid drainage ditch is provided with a water collecting well, the water collecting well is connected with a drainage culvert, and the drainage culvert penetrates through the bottom of the pond to be connected with a natural drainage system. The utility model can drain the water collecting in the waste slag field on the basis of not damaging the original ecological system at the downstream, and solves the problem of slipping instability caused by long-term soaking and softening of the base of the supporting structure of the waste slag field by the water collecting.
Description
Technical Field
The utility model belongs to the technical field of drainage interception of a waste slag field, and particularly relates to a drainage structure of a waste slag field in a complex environment.
Background
In the mountain railway construction process, a large number of deep excavation side slopes exist, and the filling and excavation directions are difficult to balance, so that waste slag is piled up through a waste slag field. The waste slag field is limited by terrain conditions, the waste slag field is mainly provided with a channel, long-term catchment at the downstream of the channel is easy to form catchment areas such as ponds and rivers, the waste slag field support structure substrate is softened, the support structure is easy to slip and unstably slide, waste slag is caused to slide, and life and property safety of downstream residents is seriously influenced. Therefore, a reasonably effective drainage scheme is a key to waste site protection.
Aiming at the problems, the main measures adopted in the current engineering are to discard the downstream pond and river, so that the soaking and softening effects of downstream catchment on the supporting structure of the waste slag field can be effectively avoided, but the land characterization difficulty degree is high, the engineering cost is high, and the living, irrigation and surrounding original ecological systems of downstream residents are greatly influenced.
Therefore, along with the increasing importance of railway construction on the maintenance of ecological civilized water and soil, the traditional design concept cannot meet the new requirements of environmental protection of the railway waste slag field, and the drainage of water collected in the waste slag field under the condition of not damaging a downstream ecological system is difficult, and the soaking and softening effects of a downstream water collecting area on a supporting structure are eliminated.
Disclosure of Invention
Aiming at one or more of the defects or improvement demands of the prior art, the utility model provides a complex environment waste slag field drainage structure, which can drain water in a waste slag field without damaging an original ecological system at the downstream and solve the problem of slipping instability caused by long-term soaking and softening of a waste slag field supporting structure substrate by water.
In order to achieve the aim, the utility model provides a drainage structure of a complex environment waste slag field, which is characterized by comprising a slag top drainage system, a slag bottom drainage system and a slope toe drainage system;
the slag top drainage system comprises an annular water interception ditch arranged along the periphery of the waste slag field, and is connected with a natural hillside and the natural drainage system; the top drainage ditches of the slag top drainage system are communicated with the annular intercepting ditches;
the slag bottom drainage system is arranged at the bottom of the waste slag field; the slope toe drainage system comprises a trapezoid drainage ditch arranged on one side of the slope toe retaining structure, which is far away from the waste slag field, and the slag bottom drainage system penetrates through the slope toe retaining structure to drain catchment into the trapezoid drainage ditch; a water retaining bank is arranged between the trapezoid drainage ditch and the pond; the bottom of the trapezoid drainage ditch is provided with a water collecting well which is connected with a drainage culvert, and the drainage culvert penetrates through the bottom of the pond to be connected with a natural drainage system.
As a further improvement of the utility model, the slag top drainage system further comprises a slag top central ditch arranged in the longitudinal direction at the top center of the waste slag field, wherein a plurality of slag top transverse drainage ditches are arranged on the slag top central ditch at intervals and are communicated with the slag top central ditch, and meanwhile, the slag top transverse drainage ditches are connected with the annular intercepting ditches.
As a further improvement of the utility model, the slag top drainage system further comprises side slope transverse intercepting ditches, the waste slag field is sequentially provided with multi-stage side slopes along the slope body, the side slope transverse intercepting ditches are arranged at the slope feet of each stage of side slope, and the side slope transverse intercepting ditches are connected with the annular intercepting ditches.
As a further improvement of the utility model, the slag bottom drainage system comprises a longitudinal drainage pipe which is arranged at the bottom of the waste slag field along the longitudinal direction, the side edge of the longitudinal drainage pipe is connected with a transverse drainage pipe, and the transverse drainage pipe is arranged at more than 2/3 of the circumference of the longitudinal drainage pipe.
As a further improvement of the utility model, the upper part of the longitudinal drain pipe is provided with a plurality of water inlets, the lower part of the longitudinal drain pipe is provided with a hole-free part in a groove arranged below the ground, and a cement mortar protection layer is arranged between the lower part of the longitudinal drain pipe and the groove; the transverse drain pipe is positioned above the ground, and a plurality of water inlets are arranged at the upper part of the top of the transverse drain pipe.
As a further improvement of the utility model, the outside of the pond is provided with the pond peduncles, and the elevation of the top surface of the water retaining bank is higher than the pond peduncles.
As a further improvement of the utility model, a side slope of the water retaining bank close to the pond is provided with a slurry rubble slope protection, a bagged sand and egg-sandwiched gravel reverse filtering layer is arranged in the slope protection, and a concrete foot wall is arranged at the foot of the slope.
As a further improvement of the utility model, a square concrete protective layer is adopted as a drainage culvert under the pond, and a lower semi-coated concrete basic protective layer is adopted as a drainage culvert outside the pond.
As a further improvement of the utility model, the drainage culvert is provided with a reinforcing mesh.
As a further improvement of the utility model, a rapid trough is arranged in an annular water interception trough with steeper slope at the bottom of the trough, a water fall step is arranged on the base of the trough, a stone energy dissipation measure is arranged at the bottom of the trough, and a damping plateau is arranged at the mouth of the trough.
In general, the above technical solutions conceived by the present utility model have the following beneficial effects compared with the prior art:
(1) According to the drainage structure of the waste slag field in the complex environment, disclosed by the utility model, the concentrated drainage of the slag top drainage ditch and the slope drainage ditch is realized through the annular drainage ditches to the natural drainage system, and the drainage pipe at the bottom of the waste slag field and the water in the drainage hole of the supporting structure are intensively drained into the drainage culvert arranged at the bottom of the pond from the water collecting well below through the trapezoid drainage ditches at the side edges of the supporting structure, and then are also drained into the natural drainage system, so that the water collected in the waste slag field can be led out of the field under the condition of discarding the downstream pond.
(2) The drainage structure of the complex environment waste slag field can effectively drain water in the waste slag field, and can effectively avoid the softening effect of downstream pond and river water catchments on the supporting structure substrate through the arrangement of the water retaining bank.
(3) The drainage structure of the complex environment waste slag field is suitable for the waste slag field with water collecting areas such as ponds and rivers at the downstream of the supporting structure, can drain water in the waste slag field without removing the downstream ponds and rivers, and solves the problem that the supporting structure is unstable in sliding due to the fact that the downstream water collecting softens the supporting structure substrate.
Drawings
FIG. 1 is a schematic diagram of a slag top drainage system and a slag bottom drainage system according to a slag field drainage structure of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a toe drain system according to an embodiment of the present utility model;
FIG. 3 is a schematic top view of a chute according to an embodiment of the present utility model;
FIG. 4 is a schematic side view of a chute according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a bellows structure in a slag bottom drainage system according to an embodiment of the present utility model;
FIG. 6 is a schematic diagram of the corrugated pipe joint in the slag bottom drainage system according to the embodiment of the utility model;
FIG. 7 is a schematic diagram of a slag bottom drainage system according to an embodiment of the present utility model;
FIG. 8 is a schematic view of a cross-sectional structure of a reinforced concrete drain pipe under a pond according to an embodiment of the present utility model;
fig. 9 is a schematic diagram of a cross-sectional structure of a reinforced concrete drain pipe outside a pond according to an embodiment of the utility model.
Like reference numerals denote like technical features throughout the drawings, in particular: 1-annular intercepting ditches, 2-slag top central ditches, 3-slag top transverse drainage ditches, 4-slag bottom drainage systems, 5-slope lines, 6-slope transverse intercepting ditches, 7-supporting structures, 8-trapezoid drainage ditches, 9-water retaining banks, 10-pond stems, 11-ponds, 12-water collecting wells, 13-drainage culverts, 14-ground lines, 15-rapid launders, 16-drop steps and 17-apron; 401-longitudinal drain pipes, 402-protective layers, 403-water inlet holes, 404-transverse drain pipes and 405-grout rubble.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
As shown in fig. 1 and 2, the waste residue field drainage structure according to the embodiment of the present utility model includes a residue top drainage system, a residue bottom drainage system, and a toe drainage system.
Specifically, the slag top drainage system comprises an annular water interception ditch 1 arranged along the periphery of a waste slag field, the annular water interception ditch 1 is connected with a natural hillside and the natural drainage system, and intercepts water collected on a hillside surface to prevent external water flow from entering the waste slag. A slag top central ditch 2 is longitudinally arranged at the top center of the waste slag field, a plurality of slag top transverse drainage ditches 3 are arranged on the slag top central ditch 2 at intervals and communicated with the slag top central ditch, and the slag top transverse drainage ditches 3 are preferably arranged at intervals of 50m to form a dendritic drainage structure; and meanwhile, the slag top transverse drainage ditch 3 is connected with the annular water interception ditch 1 and is used for discharging water of the slag top and the slag top central water ditch 2 into the annular water interception ditch 1, and introducing surface water in a field to the annular water interception ditches around, so that surface water seepage and collection are reduced.
Preferably, the annular intercepting drain 1 and the slag top transverse drain 3 are built by concrete cast-in-situ or grout rubble, and the drain size is determined according to actual drain requirements.
Preferably, the slope of the drain slope of the annular intercepting drain 1 is not less than 2%. Preferably, the annular intercepting ditch 1 is provided with a settlement joint every about 10m, is filled with asphalt hemp, and has a depth of not less than 0.2m. Preferably, the gradient of the water discharging slope of the slag top transverse drainage ditch 3 is not less than 4 percent.
Preferably, as shown in fig. 3 and 4, when the slope of the bottom of the ditch is steep, a rapid trough 15 is arranged in the annular water interception ditch 1, the foundation of the ditch is provided with a drop step 16, the bottom of the ditch is provided with energy dissipation measures such as stone teeth, and a damping plateau 17 is arranged at the mouth of the ditch.
Further, the slag top drainage system further comprises a side slope transverse intercepting ditch 6, the waste slag field is sequentially provided with multiple stages of side slopes along the slope body, the slope foot of each stage of side slope is provided with the side slope transverse intercepting ditch 6, the side slope transverse intercepting ditches 6 and the side slope platform are synchronously poured and used for intercepting the water of the side slope surface, the side slope transverse intercepting ditches 6 are connected with the annular intercepting ditches 1, so that the intercepted water of the side slope surface is led out of the side slope, and scouring of surface water to the side slope is reduced.
Referring to fig. 5 to 7, the slag bottom drainage system 4 is disposed at the bottom of the slag disposal site, and includes a longitudinal drainage pipe 401 disposed at the bottom of the slag disposal site along the longitudinal direction, and lateral sides of the longitudinal drainage pipe are connected with a transverse drainage pipe 404, so as to form a dendritic structure. The upper part of the longitudinal drain pipe 401 is provided with a plurality of water inlets 403, the lower part of the longitudinal drain pipe 401 is provided with a hole-free part in a groove arranged below the ground, and a cement mortar protection layer 402 is arranged between the lower part of the longitudinal drain pipe 401 and the hole-free part. The horizontal drain pipe 404 is located above the ground, and has a plurality of water inlets at the top thereof for collecting groundwater around the longitudinal drain pipe into the longitudinal drain pipe.
Preferably, a grout stone 405 is provided at the joint of the longitudinal drain pipe 401 and the lateral drain pipe 404.
The slag bottom drainage system is used for collecting and draining water in the waste slag body, so that the serious and dynamic water pressure of the waste slag body is increased and the cohesive force and the internal friction angle of the waste slag body are reduced, and the stability of the waste slag body is reduced.
Preferably, the transverse drain pipe 404 is provided at a position more than 2/3 of the circumference of the longitudinal drain pipe 401. Further preferably, as shown in fig. 7, the lateral drainage pipes 404 are staggered on both sides of the longitudinal drainage pipe 401.
Preferably, in the slag bottom drainage system 4, two longitudinal drainage pipes 401 are arranged in parallel, and lateral drainage pipes 404 are connected to the lateral sides.
In one embodiment of the present utility model, the longitudinal drain pipes 401 and the transverse drain pipes 404 are bellows wrapped with nonwoven fabric, and specifically, the longitudinal drain pipes 401 are bellows wrapped with nonwoven fabric of phi 400mm (350 g/m 2 ) Is a corrugated tube with a transverse drain 404 of phi 100mm wrapped nonwoven (350 g/m 2 ) The corrugated pipes of the transverse drain pipes 404 are staggered at intervals of 10m on two sides of the longitudinal drain pipe 401 to form a dendritic structure. And water inlet holes are formed at more than 2/3 of the periphery of the longitudinal drain pipe 401, and the transverse drain pipe 404 is connected with more than 2/3 of the periphery of the longitudinal drain pipe 401. When the longitudinal drain pipe is installed, the open hole side faces upwards, the non-hole part is arranged in a groove preset in the ground, and the non-hole part is buried on the cement mortar protection layer 402.
As shown in fig. 1 and 2, the toe drainage system of the present utility model includes a concrete trapezoid drainage ditch 8 provided at a side of the toe support structure 7 away from the waste slag site, a longitudinal drainage pipe 401 in the bottom drainage system penetrates the support structure 7 to drain water into the trapezoid drainage ditch 8, and the trapezoid drainage ditch 8 is used for draining water in the longitudinal drainage pipe 401 at the bottom of the waste slag site and draining water in a drain hole of the support structure 7.
A water retaining bank 9 is arranged between the trapezoid drainage ditch 8 and the pond 11, and a pond stalk 10 is arranged outside the pond 11. Preferably, the elevation of the top surface of the water retaining bank 9 is higher than that of the pool peduncles 10, preferably higher than the pool ridge by more than 0.5m, so that overflow is prevented when the water level rises.
Preferably, a side slope of the water retaining bank 9 close to the pond is provided with a slurry rubble slope protection (preferably 0.3m thick), a bagged sand and egg-sandwiched gravel reverse filtering layer (preferably 0.15m thick) is arranged in the slope protection, and a concrete foot wall is arranged at the toe of the slope to prevent ponding flow direction in the pond from being merged into a seepage residue field.
The bottom of the trapezoid drainage ditch 8 is provided with a water collecting well 12, the water collecting well 12 is connected with a drainage culvert 13, and the drainage culvert 13 passes through the bottom of the pond 11 to be connected with a natural drainage system. The water in the drainage hole of the retaining structure and the drainage system at the bottom of the waste slag field is converged into the trapezoid drainage ditch, and the catchment is concentrated into the drainage culvert 13 through the water collecting well below the trapezoid drainage ditch and then is discharged into the natural drainage system, so that the catchment of the waste slag field is led out of the field.
Preferably, the drainage culvert 13 is of a reinforced concrete structure, and 1% of drainage slopes are arranged on the drainage culvert 13. Further preferably, as shown in fig. 8, the reinforced concrete drainage culvert under the pond adopts a square concrete protective layer, and as shown in fig. 9, the drainage culvert outside the pond adopts a lower half-wrapped concrete base protective layer.
Preferably, the drainage culvert is provided with a reinforcing mesh to prevent sundries from entering and the sundries need to be cleaned in time.
The drainage structure of the waste slag field in the complex environment is particularly suitable for protection and drainage engineering under the condition that the support structure of the waste slag field is immersed, and ensures the stability and safety of the support structure of the waste slag field. The water drainage system is characterized in that the water drainage system is arranged in a centralized manner through the annular intercepting ditch, the slag top drainage ditch and the slope intercepting ditch, the drainage pipe at the bottom of the waste slag field and the water in the drainage hole of the supporting structure are arranged in a centralized manner from the water collecting well below to the drainage culvert arranged at the bottom of the pond, and the water is discharged into the natural drainage system together, so that the water collected by the waste slag field can be led out of the pond under the condition of discarding the downstream pond. Not only can effectively draw and discharge the inside catchment of slag yard, but also through the setting of manger plate low bank, can effectively avoid downstream pond, river catchment to the softening effect of supporting structure basement.
The complex environment waste residue field drainage structure has the advantages of simple structure, convenient construction, strong site operability, less damage to the ecological environment, less influence on the life and irrigation of surrounding residents, high reliability and higher environmental protection benefit compared with a drainage mode of discarding water collecting areas such as downstream ponds, rivers and the like.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The drainage structure of the complex environment waste slag field is characterized by comprising a slag top drainage system, a slag bottom drainage system and a toe drainage system;
the slag top drainage system comprises an annular water interception ditch arranged along the periphery of the waste slag field, and is connected with a natural hillside and the natural drainage system; the top drainage ditches of the slag top drainage system are communicated with the annular intercepting ditches;
the slag bottom drainage system is arranged at the bottom of the waste slag field; the slope toe drainage system comprises a trapezoid drainage ditch arranged on one side of the slope toe retaining structure, which is far away from the waste slag field, and the slag bottom drainage system penetrates through the slope toe retaining structure to drain catchment into the trapezoid drainage ditch; a water retaining bank is arranged between the trapezoid drainage ditch and the pond; the bottom of the trapezoid drainage ditch is provided with a water collecting well which is connected with a drainage culvert, and the drainage culvert penetrates through the bottom of the pond to be connected with a natural drainage system.
2. The complex environment waste residue field drainage structure according to claim 1, wherein the residue top drainage system further comprises a residue top central water ditch longitudinally arranged at the top center of the waste residue field, wherein a plurality of residue top transverse water ditches are arranged on the residue top central water ditch at intervals and are communicated with the residue top central water ditch, and meanwhile, the residue top transverse water ditches are connected with the annular intercepting water ditches.
3. The complex environment waste residue field drainage structure according to claim 1 or 2, wherein the residue top drainage system further comprises side slope transverse intercepting ditches, the waste residue field is sequentially provided with multiple stages of side slopes along the slope body, the side slope transverse intercepting ditches are arranged at the slope foot of each stage of side slope, and the side slope transverse intercepting ditches are connected with the annular intercepting ditches.
4. The complex environment waste residue field drainage structure according to claim 1 or 2, wherein the residue bottom drainage system comprises a longitudinal drain pipe arranged at the bottom of the waste residue field along the longitudinal direction, the lateral side of the longitudinal drain pipe is connected with a transverse drain pipe, and the transverse drain pipe is arranged at more than 2/3 of the circumference of the longitudinal drain pipe.
5. The complex environment waste residue field drainage structure according to claim 4, wherein the upper part of the longitudinal drain pipe is provided with a plurality of water inlet holes, the lower part of the longitudinal drain pipe is provided with a hole-free part in a groove arranged below the ground, and a cement mortar protection layer is arranged between the hole-free part of the lower part of the longitudinal drain pipe and the groove; the transverse drain pipe is positioned above the ground, and a plurality of water inlets are arranged at the upper part of the top of the transverse drain pipe.
6. The complex environment waste residue field drainage structure according to claim 1 or 2, wherein the outer side of the pond is provided with a pond stalk, and the elevation of the top surface of the water retaining dam is higher than the pond stalk.
7. The complex environmental waste residue field drainage structure according to claim 1 or 2, wherein a side slope of the water retaining dam close to the pond is provided with a slurry rubble slope, a bagged sand-egg gravel reverse filtering layer is arranged in the slope, and a concrete foot wall is arranged at the foot of the slope.
8. The complex environmental waste residue field drainage structure according to claim 1 or 2, wherein the drainage culvert under the pond adopts a square concrete protective layer, and the drainage culvert outside the pond adopts a lower semi-covered concrete base protective layer.
9. The complex environmental waste site drainage structure of claim 1 or 2, wherein the drainage culvert is provided with a reinforcing mesh.
10. The complex environment waste residue field drainage structure according to claim 1 or 2, wherein a rapid trough is arranged in an annular water interception trough with steep slope at the bottom of the trough, a trough foundation is a drop step, a stone energy dissipation measure is arranged at the bottom of the trough, and a damping plateau is arranged at the mouth of the trough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321712056.0U CN220352999U (en) | 2023-06-30 | 2023-06-30 | Drainage structure of complex environment waste slag field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321712056.0U CN220352999U (en) | 2023-06-30 | 2023-06-30 | Drainage structure of complex environment waste slag field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220352999U true CN220352999U (en) | 2024-01-16 |
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ID=89477458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321712056.0U Active CN220352999U (en) | 2023-06-30 | 2023-06-30 | Drainage structure of complex environment waste slag field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220352999U (en) |
-
2023
- 2023-06-30 CN CN202321712056.0U patent/CN220352999U/en active Active
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