CN210917236U - Flood drainage channel structure - Google Patents
Flood drainage channel structure Download PDFInfo
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- CN210917236U CN210917236U CN201921396750.XU CN201921396750U CN210917236U CN 210917236 U CN210917236 U CN 210917236U CN 201921396750 U CN201921396750 U CN 201921396750U CN 210917236 U CN210917236 U CN 210917236U
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- retaining wall
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Abstract
The utility model discloses a flood discharge channel structure, which comprises a flood discharge channel body arranged between farmlands and back-filled soil arranged between the flood discharge channel body and the farmland area; the flood discharge channel body comprises a cast-in-place concrete bottom plate arranged on the ground and water retaining walls arranged on the cast-in-place concrete bottom plate and positioned on two sides of the cast-in-place concrete bottom plate, wherein the water retaining walls are arranged on one side, close to flood, of the backfill soil; the water retaining wall is formed by piling and pouring M10 grouted blockstones, and the side wall of the water retaining wall close to flood is subjected to plastering treatment by M10 cement mortar. The utility model has the advantages of it is following and effect: this drainage canal structure can reduce the loss of drainage canal back banket to make the stable in structure of drainage canal, prevent that the drainage canal from destroying when taking place the flood, the protection farmland.
Description
Technical Field
The utility model relates to a flood discharge canal field, in particular to flood discharge canal structure.
Background
The flood discharge channel refers to a channel constructed for preventing flood disasters, and is also called a flood discharge channel. The flood discharge channel can play a role in flood discharge when encountering flood disasters. The method is generally used for production sites of mine enterprises, and can also be used for protecting the safety of certain buildings or engineering projects and improving the capability of resisting flood invasion.
In addition, the flood discharge canal is also commonly used in farmland irrigation, and is mainly used for discharging flood which impacts farmlands and preventing the farmlands from being damaged by the flood. However, in the prior art, the flood drainage channels in the farmland are channels excavated by manpower, and when a flood disaster occurs, the back filling soil of the flood drainage channels is easy to gradually run off under the scouring of flood, so that the structures of the flood drainage channels are unstable, and even the flood drainage channels are damaged, thereby damaging the farmland.
Therefore, a flood discharge channel structure is needed, which can reduce the loss of soil filling at the back of the flood discharge channel, so that the structure of the flood discharge channel is stable, the flood discharge channel is prevented from being damaged when flood occurs, and the farmland is protected.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a drainage canal structure, this drainage canal structure has reduced the loss that drainage canal back banketed to make the stable in structure of drainage canal, prevent that the drainage canal from damaging when taking place the flood, the protection farmland.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a flood drainage channel structure comprises a flood drainage channel body arranged between farmlands and backfill arranged between the flood drainage channel body and the farmlands; the flood discharge channel body comprises a cast-in-place concrete bottom plate arranged on the ground and water retaining walls arranged on the cast-in-place concrete bottom plate and positioned on two sides of the cast-in-place concrete bottom plate, wherein the water retaining walls are arranged on one side, close to flood, of the backfill soil; the water retaining wall is formed by piling and pouring M10 grouted blockstones, and the side wall of the water retaining wall close to flood is subjected to plastering treatment by M10 cement mortar.
Through adopting above-mentioned technical scheme, the breakwater sets up in cast-in-place concrete bottom plate both sides, the flood passes through between the breakwater when flowing, the contact of flood with the backfill has been blockked, and the breakwater is piled up by M10 grout stone, good waterproof and intensity have, and the lateral wall that the breakwater is close to the flood is treated by M10 cement mortar plastering, a side surface that makes the breakwater be close to the flood possesses good waterproof performance, thereby further prevented the infiltration of flood to the backfill, the loss of backfill has effectively been reduced, the structure of drainage canal has been stabilized, prevent the damage of drainage canal structure when taking place the flood, thereby the farmland has been protected.
The utility model discloses further set up to, the breakwater top is equipped with cast-in-place concrete and presses the top, first rubble bed course has been laid at the backfill top, just it is provided with C25 cast-in-place concrete basis to pour on the first rubble bed course.
Through adopting above-mentioned technical scheme, the breakwater top is equipped with cast-in-place concrete and presses the top, has effectively blockked the flood and has crossed the breakwater and invaded the backfill behind the breakwater, and first rubble bed course has been laid at the backfill top, and pours on the first rubble bed course and be provided with C25 cast-in-place concrete basis, has effectively prevented the flood from permeating to the backfill in from the backfill top to further protected the backfill, prevent that the backfill from losing and collapsing, make the breakwater firm.
The utility model discloses further set up to, cast-in-place concrete bottom plate including set up in subaerial second rubble bed course and pour set up in cast-in-place stone concrete foundation of C20 on the second rubble bed course, the breakwater with cast-in-place stone concrete foundation of C20 upper surface mounting.
By adopting the technical scheme, the C20 cast-in-situ block stone concrete foundation is in contact with flood, the strength grade is C20, the concrete foundation has good bearing strength and waterproof performance, the second gravel cushion layer is arranged on the lower side of the C20 cast-in-situ block stone concrete foundation and has certain buffering performance, and the C20 cast-in-situ block stone concrete foundation is prevented from being cracked due to the impact of the flood on the foundation.
The utility model discloses further set up to, still be equipped with the water barrier that has the water proof effect in the breakwater, the water barrier with the breakwater is close to the lateral wall surface parallel of flood.
Through adopting above-mentioned technical scheme, the water-stop layer sets up in the breakwater and is close to the lateral wall surface parallel of flood with the breakwater, has effectively completely cut off the erosion of flood to the breakwater is inside to block the infiltration of flood to the backfill soil that sets up behind the breakwater.
The utility model discloses further set up to, the water barrier is the film form structure that the PVC material was made.
By adopting the technical scheme, the waterproof layer is of a film-shaped structure made of the PVC material, so that the waterproof layer has good waterproof performance and the cost of the PVC material is low.
The utility model is further arranged that a filling pile is arranged between the water retaining wall and the cast-in-place concrete bottom plate, and the filling pile is vertically arranged; the lower end of the cast-in-place pile penetrates through the cast-in-place concrete bottom plate and extends into the ground, the upper end of the cast-in-place pile is arranged in the water retaining wall and fixed with the water retaining wall, and the cast-in-place pile is fixed with the ground.
Through adopting above-mentioned technical scheme, the setting of bored concrete pile has strengthened being connected between breakwater and the cast-in-place concrete bottom plate for the breakwater is firm, thereby makes the flood drainage canal structure firm.
The utility model discloses further set up to, the subaerial offering at second rubble bed course place is used for pouring fixedly the filling hole of bored concrete pile lower extreme, the inner wall of filling hole is equipped with waterproof coating, waterproof coating is paintd by the pea gravel concrete and is formed.
Through adopting above-mentioned technical scheme, be equipped with the waterproof coating that is formed by the pea gravel concreten on the pouring hole inner wall, effectively reduced the erosion of moisture in the ground to the bored concrete pile for the bored concrete pile still keeps firm after long-term the using.
The utility model discloses further set up to, the bored concrete pile is located one end in the breakwater wall set up in one side that flood was kept away from to the water barrier.
Through adopting above-mentioned technical scheme, the one end that the bored concrete pile set up in the breakwater sets up in one side that the flood was kept away from to the water barrier, has effectively reduced the erosion of flood to the bored concrete pile for the breakwater is firm.
To sum up, the utility model discloses a beneficial technological effect does:
1. the water retaining walls are arranged on two sides of the cast-in-place concrete bottom plate, flood passes through the water retaining walls when flowing, contact between the flood and backfill soil is prevented, the water retaining walls are formed by piling M10 grouted blockstones and have good water resistance and strength, and the side walls of the water retaining walls close to the flood are subjected to plastering treatment by M10 cement mortar, so that the surface of one side of the water retaining walls close to the flood has good water resistance, the permeation of the flood to the backfill soil is further prevented, the loss of the backfill soil is effectively reduced, the structure of the flood drainage channel is stabilized, the flood drainage channel structure is prevented from being damaged when the flood occurs, and a farmland is protected;
2. the top of the water retaining wall is provided with a cast-in-place concrete coping, so that flood is effectively prevented from crossing the water retaining wall to invade backfill behind the water retaining wall, the top of the backfill is paved with a first gravel cushion layer, and a C25 cast-in-place concrete foundation is poured on the first gravel cushion layer, so that flood is effectively prevented from permeating into the backfill from the top of the backfill, the backfill is further protected, the loss and collapse of the backfill are prevented, and the water retaining wall is stable;
3. the water-proof layer is arranged in the water-retaining wall and is parallel to the surface of the side wall of the water-retaining wall close to flood, erosion of the flood to the inside of the water-retaining wall is effectively isolated, and therefore infiltration of the flood to backfill soil arranged behind the water-retaining wall is prevented.
Drawings
Fig. 1 is a schematic cross-sectional view of a flood discharge channel structure.
In the figure: 1. a flood drainage channel body; 11. casting a concrete bottom plate in situ; 111. a second gravel cushion layer; 112. c20 cast-in-situ concrete foundation; 12. filling piles; 121. a perfusion hole; 122. a water-resistant coating; 13. a water retaining wall; 131. m10 cement mortar; 132. a water barrier layer; 14. pressing the cast-in-place concrete; 2. backfilling; 21. a first gravel cushion layer; 22. c25 cast-in-place concrete foundation.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a flood discharge channel structure comprises a flood discharge channel body 1 and backfill 2, wherein the flood discharge channel body 1 comprises a cast-in-place concrete bottom plate 11, a cast-in-place pile 12, a water retaining wall 13 and a cast-in-place concrete coping 14. The cast-in-place concrete bottom plate 11 extends along the length direction of the flood drainage channel structure, is arranged on the ground between farmlands, and the cast-in-place concrete bottom plate 11 comprises a second gravel cushion layer 111 and a C20 cast-in-place block stone concrete foundation 112. The second gravel cushion layer 111 is composed of gravel, and the upper surface of the second gravel cushion layer 111 is horizontally paved. The C20 cast-in-situ block stone concrete foundation 112 is formed by pouring C20 concrete on the upper surface of the second gravel cushion layer 111, and the upper surface of the C20 cast-in-situ block stone concrete foundation 112 is leveled. The filling hole 121 is formed in the ground on the lower side of the second gravel cushion layer 111, the opening of the filling hole 121 is circular, the depth of the filling hole is 0.5m, and fine aggregate concrete is poured on the inner wall of the filling hole 121 to form a waterproof coating 122 with the thickness of 3cm, so that moisture in the ground is difficult to permeate into the filling hole 121. The cast-in-place pile 12 is a cylindrical structure and made of steel material, one end of the cast-in-place pile is arranged in the cast-in-place hole 121, the other end of the cast-in-place pile sequentially penetrates through the second broken stone cushion layer 111 and the C20 cast-in-place block stone concrete foundation 112, and the cast-in-place pile 12 is fixed with the C20 cast-in-place block stone concrete foundation 112. The cast-in-place piles 12 are arranged in plurality, and the cast-in-place piles 12 are uniformly arranged along the length direction of the cast-in-place concrete bottom plate 11 and are respectively arranged at two sides of the cast-in-place concrete bottom plate 11.
As shown in fig. 1, the retaining wall 13 is formed by M10 grouted rock being piled on the upper surface of the C20 cast-in-place rock concrete foundation 112, the cross section of the retaining wall is trapezoidal, the length direction of the retaining wall 13 is the same as the extending direction of the cast-in-place concrete bottom plate 11, and in addition, two retaining walls 13 are provided at two positions, and the retaining walls 13 at two sides are respectively arranged at two sides of the cast-in-place concrete bottom plate 11 and are used for blocking and guiding flood flowing on the cast-in-place concrete bottom plate 11. The inclined side wall of the water-retaining wall 13 close to the flood is also coated with M10 cement mortar 131 for filling the gap on the side wall of the water-retaining wall 13 contacting with the flood, so as to reduce the possibility of the flood permeating the water-retaining wall 13, thereby improving the waterproof performance of the water-retaining wall 13. In addition, one end of the cast-in-place pile 12, which penetrates out of the cast-in-place concrete bottom plate 11, is arranged in the water retaining wall 13 and is fixedly condensed with the water retaining wall 13. A water-stop layer 132 is further arranged in the retaining wall 13, the water-stop layer 132 is a film-shaped structure made of PVC material, the surface of the film-shaped structure is parallel to the side wall of the retaining wall 13 close to flood, and the water-stop layer 132 is added when the retaining wall 13 is piled up and poured, so that the water-stop layer 132 and the inner part of the retaining wall 13 are coagulated and fixed to prevent the flood from permeating into the retaining wall 13. And the end of the cast-in-place pile 12 disposed in the retaining wall 13 is located on the side of the water-stop layer 132 away from the flood, so that the cast-in-place pile 12 is free from the penetration of the flood, which is beneficial to maintaining the stability of the retaining wall 13. The cast-in-place concrete coping 14 is formed by pouring C25 concrete and the top of the water retaining wall 13, the cross section of the cast-in-place concrete coping is rectangular, and the bottom surface of the cast-in-place concrete coping is overlapped and fixed with the upper surface of the water retaining wall 13 and is used for blocking flood overflowing the water retaining wall 13.
As shown in fig. 1, the backfill 2 is filled in the side of the retaining wall 13 away from the flood after the retaining wall 13 is stacked, and the backfill 2 abuts against the side wall of the retaining wall 13 away from the flood. A first gravel cushion layer 21 is laid on the top of the backfill soil 2, the first gravel cushion layer 21 is composed of gravel, and the upper surface of the first gravel cushion layer 21 is horizontal. C25 concrete is poured on the first gravel cushion layer 21 to form a C25 cast-in-place concrete foundation 22, the upper surface of the C25 cast-in-place concrete foundation 22 is horizontal, and the C25 cast-in-place concrete foundation 22 is connected with a cast-in-place concrete coping 14 arranged at the top of the retaining wall 13.
The working principle of the embodiment is as follows: the flood is when flowing between the waterwalls, waterwalls 13 has blockked the contact of flood with backfill 2, and waterwalls 13 is piled up by M10 grout stone and forms, good waterproof and intensity has, and the lateral wall that waterwalls 13 is close to the flood is by M10 cement mortar 131 plastering treatment, make one side surfacing of waterwalls 13 close to the flood and do not leave the gap, thereby make waterwalls 13 have possessed good waterproof performance, thereby further prevented the infiltration of flood to backfill 2, effectively reduced the loss of backfill 2, the structure of flood discharge canal has been stabilized, prevent the flood discharge canal structure and destroy when taking place the flood, thereby the farmland has been protected.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a drainage canal structure, is including setting up drainage canal body (1) between the farmland and setting up backfill (2) between drainage canal body (1) and farmland district, characterized by: the flood drainage channel body (1) comprises a cast-in-place concrete bottom plate (11) arranged on the ground and water retaining walls (13) arranged on the cast-in-place concrete bottom plate (11) and positioned at two sides of the cast-in-place concrete bottom plate (11), wherein the water retaining walls (13) are arranged at one side, close to flood, of the backfill soil (2); the water retaining wall (13) is formed by M10 grouted rock blocks in a stacking and pouring mode, and the side wall, close to flood, of the water retaining wall (13) is subjected to plastering treatment by M10 cement mortar (131).
2. A flood drainage channel structure according to claim 1, wherein: the top of the water retaining wall (13) is provided with a cast-in-place concrete coping (14), the top of the backfill soil (2) is paved with a first gravel cushion layer (21), and a C25 cast-in-place concrete foundation (22) is poured on the first gravel cushion layer (21).
3. A flood drainage channel structure according to claim 2, wherein: the cast-in-place concrete bottom plate (11) comprises a second gravel cushion layer (111) arranged on the ground and a C20 cast-in-place block concrete foundation (112) poured on the second gravel cushion layer (111), and the water retaining wall (13) is fixed with the upper surface of the C20 cast-in-place block concrete foundation (112).
4. A flood drainage channel structure according to claim 3, wherein: still be equipped with water-stop layer (132) that have the water proof effect in breakwater (13), water-stop layer (132) with breakwater (13) are close to the lateral wall surface parallel of flood.
5. A flood discharge canal structure according to claim 4, wherein: the water-resisting layer (132) is a film-shaped structure made of PVC materials.
6. A flood discharge canal structure according to claim 4, wherein: a cast-in-place pile (12) is arranged between the water retaining wall (13) and the cast-in-place concrete bottom plate (11), and the cast-in-place pile (12) is vertically arranged; the lower end of the cast-in-place pile (12) penetrates through the cast-in-place concrete bottom plate (11) and extends into the ground, the upper end of the cast-in-place pile (12) is arranged in the water retaining wall (13) and fixed with the water retaining wall (13), and the cast-in-place pile (12) is fixed with the ground.
7. A flood drainage channel structure according to claim 6, wherein: and a pouring hole (121) for pouring and fixing the lower end of the pouring pile (12) is formed in the ground where the second gravel cushion layer (111) is located, a waterproof coating (122) is arranged on the inner wall of the pouring hole (121), and the waterproof coating (122) is formed by coating fine aggregate concrete.
8. A flood drainage channel structure according to claim 7, wherein: one end of the cast-in-place pile (12) located in the water retaining wall (13) is arranged on one side, far away from flood, of the waterproof layer (132).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396750.XU CN210917236U (en) | 2019-08-27 | 2019-08-27 | Flood drainage channel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396750.XU CN210917236U (en) | 2019-08-27 | 2019-08-27 | Flood drainage channel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210917236U true CN210917236U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921396750.XU Active CN210917236U (en) | 2019-08-27 | 2019-08-27 | Flood drainage channel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210917236U (en) |
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2019
- 2019-08-27 CN CN201921396750.XU patent/CN210917236U/en active Active
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