CN217026896U

CN217026896U - River sluice flood control dyke structure

Info

Publication number: CN217026896U
Application number: CN202220853850.6U
Authority: CN
Inventors: 何全洋; 王强; 罗智强
Original assignee: Sichuan Water Conservancy And Electric Power Engineering Bureau Co ltd
Current assignee: Sichuan Shuifa Construction Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-07-22
Anticipated expiration: 2032-04-11

Abstract

The utility model relates to a river sluice flood bank structure, it includes dykes and dams, be provided with the bed course on the upstream face of dykes and dams, be provided with the scour protection layer that is used for the waterproof flow to strike on the bed course, the bottom of the upstream face of dykes and dams is provided with the foundation ditch, be provided with the foundation bed in the foundation ditch, the bottom of foundation bed is provided with the prevention of seepage piece along vertical direction, be provided with the protection filling layer on the foundation bed. Reduce the washing away of rivers to the upstream face of dykes and dams through the scour protection layer, the basal layer is consolidated the bottom of dykes and dams upstream face, and the protection filling layer is further consolidated the bottom of dykes and dams, and the prevention of seepage piece sets up along vertical direction can prevent groundwater from the bottom infiltration dykes and dams of dykes and dams to a certain extent to increased the prevention of seepage performance of dykes and dams, be favorable to improving the overall stability of dykes and dams.

Description

River sluice flood control dyke structure

Technical Field

The application relates to the technical field of hydraulic engineering, in particular to a river sluice flood bank structure.

Background

Flood control dams refer to dams built for preventing river water from flooding and endangering life and property safety of people, the main materials are cement, concrete and the like, and the flood control dams can extend for several kilometers along rivers, lakes or oceans sometimes; the construction of flood control dykes and dams need to follow up urgently in the development process of river-following cities, and the control level to the water resource needs to be promoted constantly to the water demand of adaptation agriculture, industry adopts scientific, normative dykes and dams construction method and management system, and for richening city biodiversity, the construction collects production, life, amusement, leisure high standard ecological flood control dykes and dams as an organic whole and also becomes more and more important.

Chinese patent No. CN211312409U discloses a high-efficiency durable flood bank for hydraulic engineering, which comprises a bank top seat, a flood bank main body and a protective gabion, wherein the bank top seat is arranged at the top end of the left side of the flood bank main body, a cement layer is arranged below the bank top seat, a bank foundation is arranged below the cement layer, an earth accumulation layer is arranged at the right side of the bank foundation, the protective gabion is arranged above the earth accumulation layer, a gabion protective cover is arranged above the protective gabion, a protective gabion protective cover is arranged outside the earth layer in the existing bank design, the gabion is used for one-layer protection to resist water flow scouring, a protective cover is arranged outside the gabion to prevent water flow from scouring stones, stones in the gabion can be connected compactly under the impact of water flow due to the internal through hole design, a flood control panel is arranged on the bank, and in a section with lower terrain, the protective plate can be erected to resist water flow, so that the condition of overflowing the dam is avoided, and the dam is safer and firmer to use.

To foretell correlation technique, the surface of protection stone cage laying in earth accumulation layer can be resisted rivers and to the impact of dykes and dams main part upstream face, but in groundwater can permeate the dykes and dams main part from the bottom of dykes and dams main part, makes dykes and dams main part bottom infiltration easily lead to collapsing, has reduced the structural stability of dykes and dams main part.

SUMMERY OF THE UTILITY MODEL

In order to prevent groundwater infiltration dykes and dams to a certain extent, increase the stability of dykes and dams, this application provides a river sluice flood control embankment structure.

The application provides a pair of river sluice flood bank structure adopts following technical scheme:

the utility model provides a river sluice flood bank structure, includes dykes and dams, be provided with the bed course on the upstream face of dykes and dams, be provided with the scour protection layer that is used for the waterproof flow to strike on the bed course, the bottom of the upstream face of dykes and dams is provided with the foundation ditch, be provided with the foundation bed in the foundation ditch, the bottom of foundation bed is provided with prevention of seepage piece along vertical direction, be provided with the protection filling layer on the foundation bed.

Through adopting above-mentioned technical scheme, reduce the washing away of rivers to the upstream face of dykes and dams through the scour protection layer, the basal layer is consolidated the bottom of dykes and dams upstream face, and the protection filling layer is further consolidated the bottom of dykes and dams, and prevention of seepage spare can stop groundwater from the bottom infiltration dykes and dams of dykes and dams to a certain extent along vertical direction setting to increase the prevention of seepage performance of dykes and dams, be favorable to improving the overall stability of dykes and dams.

Optionally, the both sides on dykes and dams top are all fixed and are provided with the curb, two be provided with the stabilizer layer that is used for protecting dykes and dams top between the curb, be provided with the pavement layer on the stabilizer layer.

Through adopting above-mentioned technical scheme, stabilizer layer and pavement layer are favorable to consolidating and the top of flattening dykes and dams, and the curb is favorable to the both sides of fixed stabilizer layer and pavement layer.

Optionally, one side of the back surface of the dam is provided with an abandoned slag backfill layer, the back surface of the dam is provided with a slope protection layer, and the slope protection layer is arranged between the abandoned slag backfill layer and the curb.

By adopting the technical scheme, the waste slag backfill layer is beneficial to nearby consumption of waste slag generated during dam construction, and compared with the traditional centralized slag disposal mode, the waste slag backfill layer not only saves land, but also saves the transportation cost of the waste slag. On the other hand, the waste slag backfill layer and the slope protection layer are arranged on the back water surface of the dam for back pressure, so that the dam is reinforced, and the overall stability of the dam is improved.

Optionally, an impermeable layer is arranged between the cushion layer and the impact-proof layer.

By adopting the technical scheme, the impermeable layer is favorable for preventing the upstream surface of the dam from water seepage to a certain extent, further improving the impermeable effect and increasing the stability of the dam.

Optionally, a drainage ditch is arranged on one side of the waste slag backfill layer away from the dam.

Through adopting above-mentioned technical scheme, the rainwater collects and gets into the escape canal during rainy day, drains away the rainwater on the dykes and dams in order to reduce the rainwater volume of gathering on the dykes and dams through the escape canal.

Optionally, the fixed fender that is provided with in one side that the escape canal is close to dykes and dams, the fender has seted up the water hole on being close to the lateral wall of dykes and dams, it is provided with a plurality ofly to cross the water hole along the length direction of fender.

Through adopting above-mentioned technical scheme, the fender is favorable to preventing that massive stone and soil block from falling into and blockking up the escape canal in the escape canal, crosses the water hole and makes things convenient for rainwater inflow escape canal.

Optionally, the fender is provided with the buffer board along the direction slip that is close to or keeps away from the fender on being close to the lateral wall of dykes and dams, the fender has seted up the storage tank on being close to the lateral wall of dykes and dams, the buffer board slides and sets up in the storage tank, be provided with in the storage tank and be used for ordering about the gliding elastic component of direction of buffer board along keeping away from the fender, it is a plurality of the water hole of crossing all sets up the below at the buffer board.

Through adopting above-mentioned technical scheme, buffer board and elastic component can play absorbing effect, can reduce the impact that the stone that rolls caused to the fender for the fender is more firm.

Optionally, a landscape handrail is fixedly arranged on one side, close to the upstream surface of the dam, of the pavement layer.

Through adopting above-mentioned technical scheme, the view railing can protect the pedestrian when beautifying dykes and dams, prevents that the pedestrian from falling into the aquatic carelessly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the erosion of water flow on the upstream face of the dam is reduced through the erosion prevention layer, the base layer reinforces the bottom end of the upstream face of the dam, the protective filling layer further reinforces the bottom of the dam, and the seepage-proofing piece is arranged in the vertical direction and can prevent underground water from permeating into the dam from the bottom of the dam to a certain extent, so that the seepage-proofing performance of the dam is improved, and the overall stability of the dam is improved;

2. the impermeable layer is beneficial to preventing the upstream surface of the dam from water seepage to a certain extent, so that the impermeable effect is further improved, and the stability of the dam is improved;

3. the waste slag backfill layer is beneficial to nearby consumption of waste slag generated in dam construction, and compared with the traditional centralized slag disposal mode, the waste slag backfill layer not only saves land, but also saves the transportation cost of the waste slag. On the other hand, the waste slag backfill layer and the slope protection layer are arranged on the back water surface of the dam for back pressure, so that the dam is reinforced, and the overall stability of the dam is improved.

Drawings

FIG. 1 is a cross-sectional view of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic structural diagram mainly showing a drainage ditch and a fender in the embodiment of the application;

fig. 4 is a schematic structural diagram mainly showing the elastic member and the buffer plate in the embodiment of the present application.

Description of the reference numerals: 1. a dam; 11. a foundation pit; 21. a cushion layer; 22. an anti-scour layer; 23. an impermeable layer; 31. a curb; 32. a stabilizing layer; 33. a pavement layer; 34. a landscape railing; 35. a waste slag backfill layer; 36. a slope protection layer; 41. a base layer; 42. a protective filling layer; 43. grouting a curtain; 51. a drainage ditch; 52. a fender; 521. water passing holes; 522. a containing groove; 53. a connecting plate; 54. a screw; 61. a buffer plate; 62. a spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses river sluice flood bank structure.

Referring to fig. 1 and 2, a river sluice flood bank structure, including dykes and dams 1, be provided with bed course 21 on the upstream face of dykes and dams 1, bed course 21 sets up to cement mortar bed course 21, and bed course 21 is laid on the upstream face of dykes and dams 1, and bed course 21 upper berth is equipped with the scour protection layer 22 that is used for the impact of waterproof flow, and scour protection layer 22 sets up to the reinforced concrete panel, is provided with barrier layer 23 between bed course 21 and the scour protection layer 22, and barrier layer 23 sets up to the rubber waterstop, and barrier layer 23 lays in the top of bed course 21. A foundation pit 11 is dug at the bottom end of the upstream face of the dam 1, a foundation layer 41 is arranged in the foundation pit 11, the foundation layer 41 is made of concrete materials, an anti-seepage piece is buried at the bottom end of the foundation layer 41 along the vertical direction, the anti-seepage piece is set to be a grouting curtain 43, the depth and the arrangement range of two banks of the grouting curtain 43 are determined according to the lower limit of the water permeability in a gate foundation rock body provided by geology, and the grouting curtain 43 extends into the water permeable layer of the weak foundation rock, and the depth is not less than 2 m. The grouting material adopts No. 425 ordinary portland cement, firstly single-row drill holes are arranged along the axis direction of the dam 1, the aperture of each drill hole is 75-91 mm, the depth direction of each drill hole is perpendicular to the foundation layer 41, the hole pitch of each drill hole is 2m, then cement slurry flow liquid is poured into the holes to enable the cement slurry flow liquid in the drill holes to form a complete grouting curtain 43, a protective filling layer 42 is paved on the foundation layer 41, and the protective filling layer 42 is made of sand and pebble materials.

Referring to fig. 1, both sides on the top end of a dam 1 are fixedly provided with curb stones 31, both curb stones 31 are made of concrete materials, a stabilizing layer 32 for protecting the top end of the dam 1 is arranged between the two curb stones 31, the stabilizing layer 32 is made of cement materials, the stabilizing layer 32 is laid on the top end of the dam 1, a pavement layer 33 is laid on the stabilizing layer 32, and the pavement layer 33 is made of concrete materials. The side, close to the upstream face of the dam 1, of the pavement layer 33 is fixedly provided with a landscape rail 34, and the bottom end of the landscape rail 34 is poured into the pavement layer 33. One side of the back surface of the dam 1 is provided with a waste slag backfill layer 35, the waste slag backfill layer 35 is laid on the ground, one side of the waste slag backfill layer 35 is connected with the back surface of the dam 1 and used for absorbing waste slag generated in the construction of the dam 1, a slope protection layer 36 is laid on the back surface of the dam 1, the slope protection layer 36 is made of a cement and sand and pebble mixed material, and the slope protection layer 36 is arranged between the top of the waste slag backfill layer 35 and the curb 31.

Referring to fig. 1, 3 and 4, a drainage ditch 51 is dug at the side of the waste slag backfill layer 35 away from the dam 1. A mudguard 52 is fixedly arranged on one side of the drainage ditch 51 close to the dam 1, a connecting plate 53 is fixedly arranged on the bottom wall of the mudguard 52, the mudguard 52 and the connecting plate 53 are mutually vertical, a screw 54 is arranged on the connecting plate 53 in a threaded manner, and the connecting plate 53 is fixedly arranged on one side of the drainage ditch 51 close to the dam 1 through the screw 54. The fender 52 is close to and slides along the direction of being close to or keeping away from fender 52 on the lateral wall of dyke 1 and is provided with buffer board 61, fender 52 has seted up on being close to the lateral wall of dyke 1 storage tank 522, buffer board 61 slides and sets up in storage tank 522, be provided with in the storage tank 522 and be used for ordering about the gliding elastic component of fender 61 along the direction of keeping away from fender 52, the elastic component sets up to spring 62, the one end of spring 62 and the diapire fixed connection of storage tank 522, the other end is close to the lateral wall fixed connection of fender 52 with buffer board 61, spring 62 is provided with a plurality ofly, fender 52 has seted up on being close to the lateral wall of dyke 1 and has crossed the water hole 521, it link up fender 52 to cross the water hole 521, it is provided with a plurality ofly to cross the water hole 521 along the length direction of fender 52, a plurality ofly, it all sets up the below at buffer board 61 to cross the water hole 521.

The implementation principle of a river sluice flood bank structure of this application embodiment does: reduce the erodeing of rivers to the upstream face of dykes and dams 1 through scour protection layer 22, basic unit 41 is consolidated to the bottom of dykes and dams 1 upstream face, protection bedding 42 further consolidates the bottom of dykes and dams 1, grout curtain 43 sets up along vertical direction and can stop groundwater from the bottom infiltration dykes and dams 1 of dykes and dams 1 to a certain extent, barrier 23 is favorable to preventing the upstream face infiltration of dykes and dams 1 to a certain extent, further improve the prevention of seepage effect, thereby the prevention of seepage performance of dykes and dams 1 has been increased, be favorable to improving the overall stability of dykes and dams 1.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a river sluice flood control embankment structure, includes dykes and dams (1), its characterized in that: be provided with bed course (21) on the upstream face of dykes and dams (1), be provided with on bed course (21) and be used for the scour protection layer (22) of anti-water flow impact, the bottom of the upstream face of dykes and dams (1) is provided with foundation ditch (11), be provided with basic unit (41) in foundation ditch (11), the bottom of basic unit (41) is provided with the prevention of seepage piece along vertical direction, be provided with protection filling layer (42) on basic unit (41).

2. A river sluice dyke structure according to claim 1, wherein: the both sides on dykes and dams (1) top are all fixed and are provided with curb (31), two be provided with between curb (31) and be used for protecting stabilizer layer (32) on dykes and dams (1) top, be provided with road surface layer (33) on stabilizer layer (32).

3. A river sluice dyke structure according to claim 2, wherein: one side of the back water surface of the dam (1) is provided with a waste slag backfill layer (35), a slope protection layer (36) is arranged on the back water surface of the dam (1), and the slope protection layer (36) is arranged between the waste slag backfill layer (35) and the kerbstone (31).

4. A river sluice dyke structure according to claim 1, wherein: an impermeable layer (23) is arranged between the cushion layer (21) and the anti-impact layer (22).

5. A river sluice dyke structure according to claim 3, wherein: and a drainage ditch (51) is arranged on one side of the waste slag backfill layer (35) far away from the dam (1).

6. A river sluice dyke structure according to claim 5, wherein: escape canal (51) are close to one side of dykes and dams (1) and are fixed and are provided with fender (52), fender (52) have been close to and have been seted up on the lateral wall of dykes and dams (1) and have crossed water hole (521), it is provided with a plurality ofly to cross water hole (521) along the length direction of fender (52).

7. A river sluice dyke structure according to claim 6, wherein: fender (52) are close to on the lateral wall of dykes and dams (1) along the direction slip that is close to or keeps away from fender (52) and are provided with buffer board (61), storage tank (522) have been seted up on fender (52) are close to the lateral wall of dykes and dams (1), buffer board (61) slide and set up in storage tank (522), be provided with in storage tank (522) and be used for ordering about buffer board (61) along the gliding elastic component of direction of keeping away from fender (52), it is a plurality of water hole (521) all set up the below at buffer board (61).

8. A river sluice dyke structure according to claim 2, wherein: and a landscape railing (34) is fixedly arranged on one side, close to the upstream face of the dam (1), of the road surface layer (33).