CN213173390U - Dustpan-shaped debris flow blocking and guiding structure - Google Patents
Dustpan-shaped debris flow blocking and guiding structure Download PDFInfo
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- CN213173390U CN213173390U CN202021168874.5U CN202021168874U CN213173390U CN 213173390 U CN213173390 U CN 213173390U CN 202021168874 U CN202021168874 U CN 202021168874U CN 213173390 U CN213173390 U CN 213173390U
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- debris flow
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Abstract
The utility model relates to a debris flow blocks leads engineering technical field, especially relates to a debris flow dustpan form blocks leads structure. The lateral stone impact prevention pier is arranged on the side of the main retaining wall, and the main retaining wall is arranged on the side of the main retaining wall. The dustpan-shaped blocking and guiding structure for the debris flow reduces erosion to a side mountain body when the debris flow passes, prevents the retaining wall from losing efficacy, and effectively ensures the overall stability of the retaining wall; the main ditch stone impact prevention pier and the lateral stone impact prevention pier are added, so that the damage of the rolling stones to the retaining wall is reduced, and the overall reliability of the retaining wall is improved; the drainage holes and the drainage grooves of the main retaining wall and the side retaining walls are added, so that the trafficability of water flow and fine particles is increased, and the prevention and treatment effect of debris flow is improved.
Description
Technical Field
The utility model relates to a debris flow blocks leads engineering technical field, especially relates to a debris flow dustpan form blocks leads structure.
Background
The debris flow refers to a special flood flow which is caused by landslide caused by rainstorm, snowstorm or other natural disasters and carries a large amount of silt and stones in a mountain area or other gullies and in a severe terrain. The debris flow has the characteristics of high abruptness, high flow rate, high flow, large material capacity, strong destructive power and the like. The traffic facilities such as roads and railways, even villages and towns and the like are often destroyed by debris flow, and huge loss is caused.
At present, the prevention project for debris flow mainly comprises the following steps: spanning engineering: and (3) constructing a bridge and a culvert, crossing over the debris flow ditch, and draining debris flow below the debris flow ditch so as to prevent the debris flow. And (3) passing through engineering: the finger tunnel, the open cave or the aqueduct pass through the lower part of the debris flow, and the debris flow is discharged from the upper part of the debris flow. Protection engineering: the protective building is used for protecting bridges, tunnels, road beds in debris flow areas and river lines along mountainous region transition rivers with concentrated debris flows or other main engineering measures to a certain extent, and is used for resisting or eliminating the damages of the debris flows to main buildings, such as scouring, impact, lateral erosion, silting and burying and the like. Arranging and guiding engineering: the function of the device is to improve the flow potential of debris flow, increase the drainage capacity of buildings such as bridges and the like, and smoothly drain the debris flow according to the design intention. The drainage engineering comprises a diversion dike, a rapid trough, a beam dike and the like. Blocking engineering: the method is used for controlling solid matters, rainstorm and flood runoff of the debris flow, weakening the flow, the downward discharge and the energy of the debris flow, and reducing the engineering measures of the debris flow such as scouring, impacting, silting and burying and the like to downstream building engineering. The blocking measures are as follows: the method comprises the following steps of slag dams, silt storage fields, retaining projects, flood interception projects and the like.
The existing drainage engineering can not effectively block the rolling stones and dredge water flow and fine particles, and the overall stability of the wall body is poor.
SUMMERY OF THE UTILITY MODEL
Based on the problem, the utility model provides a debris flow dustpan form blocks leads structure, blocks and leads debris flow.
In order to achieve the above object, the utility model provides a following technical scheme: a dustpan-shaped blocking and guiding structure for debris flow is composed of a stone impact prevention pier 1, a side retaining wall 2, a lateral stone impact prevention pier 3, a lateral water discharge hole 4, a main retaining wall 5, a main retaining wall water discharge hole 6 and a main retaining wall water discharge groove 7; the stone impact prevention pier 1 is arranged at the opening of the main debris flow ditch; the side retaining wall 2 and the main retaining wall 5 are of concrete integrated dustpan-shaped structures; one side of the side retaining wall 2 close to the ditch is provided with a side stone impact prevention pier 3; the main retaining wall 5 is of a trapezoidal structure, a main retaining wall water discharging hole 6 is formed in the wall surface of the main retaining wall 5, and a main retaining wall water discharging groove 7 is formed in the root of the wall surface; lateral drain holes 4 which penetrate through the main retaining wall 5 and reach the lateral side of the lateral stone impact prevention pier 3 on the lateral retaining wall 2 are vertically arranged on two sides of the edge of the wall surface of the main retaining wall 5.
As the utility model discloses an optimal technical scheme, prevent that the stone from strikeing mound 1 is two rows, and two rows are prevented that the stone from strikeing the distance between the mound 1 and be 1 ~ 2m, and the impact mound dislocation between two rows aligns.
As an optimal technical scheme of the utility model, the distance that the stone was strikeed to the side direction between the mound 3 is 1 ~ 1.5 m. Wherein, the design of the lateral stone impact prevention pier is used for reducing the impact of the rolling stone on the lateral retaining wall.
As an optimal technical scheme of the utility model, the distance of arranging of side direction wash port 4 is 1 ~ 1.5m one, and the diameter of side direction wash port 4 is 10 ~ 20 cm. Wherein, the side drain hole biological setting can prevent the jam, has the function of increase displacement.
As an optimal technical scheme of the utility model, main barricade wash port 6 arrange the distance and set up one for 1 ~ 1.2m, and the dislocation between the row aligns, and main barricade wash port 6's diameter is 10 ~ 20 cm. The arrangement of the main retaining wall drain holes increases the drainage capacity of the main ditch and improves the passing property of debris flow fine particles.
As an optimized technical scheme of the utility model, the width of main barricade water drainage tank 7 is 1m, and is high 0.3m, and length can be according to the length selection suitable length of main barricade 5, and main barricade water drainage tank 7 can set up a plurality ofly.
Compared with the prior art, the beneficial effects of the utility model are that:
the dustpan-shaped blocking and guiding structure for the debris flow reduces erosion to a side mountain body when the debris flow passes, prevents the retaining wall from losing efficacy, and effectively ensures the overall stability of the retaining wall; the main ditch stone impact prevention pier and the lateral stone impact prevention pier are added, so that the damage of the rolling stones to the retaining wall is reduced, and the overall reliability of the retaining wall is improved; the drainage holes and the drainage grooves of the main retaining wall and the side retaining walls are added, so that the trafficability of water flow and fine particles is increased, and the prevention and treatment effect of debris flow is improved.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a debris flow dustpan-shaped blocking and guiding structure of the present invention;
fig. 2 is a top view of the debris flow dustpan-shaped blocking and guiding structure of the present invention.
In the figure: 1. preventing stone from impacting the pier; 2. a side retaining wall; 3. lateral stone impact prevention piers; 4. a lateral drain hole; 5. a main retaining wall; 6. a main retaining wall drain hole; 7. main barricade water drainage tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to the attached drawings 1 and 2, the utility model provides a dustpan-shaped blocking and guiding structure for debris flow, which comprises a stone impact prevention pier 1, a side retaining wall 2, a side stone impact prevention pier 3, a side drain hole 4, a main retaining wall 5, a main retaining wall drain hole 6 and a main retaining wall drain tank 7; wherein, the stone impact prevention pier 1 is arranged at the opening of the main debris flow ditch; the side retaining wall 2 and the main retaining wall 5 are of concrete integrated dustpan-shaped structures; one side of the side retaining wall 2 close to the ditch is provided with a side stone impact prevention pier 3; the main retaining wall 5 is in a trapezoidal structure, a main retaining wall water discharging hole 6 is formed in the wall surface of the main retaining wall 5, and a main retaining wall water discharging groove 7 is formed in the root of the wall surface; lateral drain holes 4 which penetrate through the main retaining wall 5 and reach the lateral side of the lateral stone impact prevention pier 3 on the lateral retaining wall 2 are vertically arranged on two sides of the edge of the wall surface of the main retaining wall 5.
Preferably, the stone impact prevention piers 1 are arranged in two rows, the distance between the two rows of stone impact prevention piers 1 is 1m, and the impact piers between the two rows are in staggered alignment.
Preferably, the distance between the lateral stone impact piers 3 is 1 m. Wherein, the design of the lateral stone impact prevention pier is used for reducing the impact of the rolling stone on the lateral retaining wall.
Preferably, the arrangement distance of the lateral drain holes 4 is 1-1.5 m, and the diameter of the lateral drain holes 4 is 10 cm. Wherein, the side drain hole biological setting can prevent the jam, has the function of increase displacement.
Preferably, the arrangement distance of the main retaining wall drain holes 6 is 1m, the rows are staggered and aligned, and the diameter of the main retaining wall drain holes 6 is 10 cm. The arrangement of the main retaining wall drain holes increases the drainage capacity of the main ditch and improves the passing property of debris flow fine particles.
Preferably, the width of the main retaining wall gutter 7 is 1m, and the height thereof is 0.3m, and the length can be selected according to the length of the main retaining wall 5, and a plurality of main retaining wall gutters 7 can be provided.
When the debris flow occurs, the debris flow dustpan-shaped blocking and guiding structure of the utility model has the advantages that the stone impact prevention pier is arranged at the opening of the main ditch of the debris flow, the impact of large stones on the main retaining wall can be prevented, and the main retaining wall and the side retaining wall are integrally formed into the dustpan-shaped structure, so that the strength of the retaining wall is better ensured, and the integral stability of the retaining wall is effectively ensured by preventing the retaining wall from losing efficacy; the main retaining wall and the side retaining wall are provided with the drain holes and the drain grooves, so that the trafficability of water flow and fine particles is improved, and the prevention and treatment effect of debris flow is improved.
Example 2
Referring to the attached drawings 1 and 2, the utility model provides a dustpan-shaped blocking and guiding structure for debris flow, which comprises a stone impact prevention pier 1, a side retaining wall 2, a side stone impact prevention pier 3, a side drain hole 4, a main retaining wall 5, a main retaining wall drain hole 6 and a main retaining wall drain tank 7; wherein, the stone impact prevention pier 1 is arranged at the opening of the main debris flow ditch; the side retaining wall 2 and the main retaining wall 5 are of concrete integrated dustpan-shaped structures; one side of the side retaining wall 2 close to the ditch is provided with a side stone impact prevention pier 3; the main retaining wall 5 is in a trapezoidal structure, a main retaining wall water discharging hole 6 is formed in the wall surface of the main retaining wall 5, and a main retaining wall water discharging groove 7 is formed in the root of the wall surface; lateral drain holes 4 which penetrate through the main retaining wall 5 and reach the lateral side of the lateral stone impact prevention pier 3 on the lateral retaining wall 2 are vertically arranged on two sides of the edge of the wall surface of the main retaining wall 5.
Preferably, the stone impact prevention piers 1 are arranged in two rows, the distance between the two rows of stone impact prevention piers 1 is 2m, and the impact piers between the two rows are in staggered alignment.
Preferably, the distance between the lateral stone impact piers 3 is 1.5 m. Wherein, the design of the lateral stone impact prevention pier is used for reducing the impact of the rolling stone on the lateral retaining wall.
Preferably, the arrangement distance of the lateral drain holes 4 is 1-1.5 m, and the diameter of the lateral drain holes 4 is 20 cm. Wherein, the side drain hole biological setting can prevent the jam, has the function of increase displacement.
Preferably, the arrangement distance of the main retaining wall drain holes 6 is 1.2m, the rows are in staggered alignment, and the diameter of the main retaining wall drain holes 6 is 20 cm. The arrangement of the main retaining wall drain holes increases the drainage capacity of the main ditch and improves the passing property of debris flow fine particles.
Preferably, the width of the main retaining wall gutter 7 is 1m, and the height thereof is 0.3m, and the length can be selected according to the length of the main retaining wall 5, and a plurality of main retaining wall gutters 7 can be provided.
When the debris flow occurs, the debris flow dustpan-shaped blocking and guiding structure of the utility model has the advantages that the stone impact prevention pier is arranged at the opening of the main ditch of the debris flow, the impact of large stones on the main retaining wall can be prevented, and the main retaining wall and the side retaining wall are integrally formed into the dustpan-shaped structure, so that the strength of the retaining wall is better ensured, and the integral stability of the retaining wall is effectively ensured by preventing the retaining wall from losing efficacy; the main retaining wall and the side retaining wall are provided with the drain holes and the drain grooves, so that the trafficability of water flow and fine particles is improved, and the prevention and treatment effect of debris flow is improved. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The dustpan-shaped blocking and guiding structure for the debris flow is characterized by comprising a stone impact prevention pier (1), a side retaining wall (2), a side stone impact prevention pier (3), a side drainage hole (4), a main retaining wall (5), a main retaining wall drainage hole (6) and a main retaining wall drainage groove (7); the stone impact prevention pier (1) is arranged at the opening of the main debris flow ditch; the side retaining wall (2) and the main retaining wall (5) are of concrete integrated dustpan-shaped structures; one side of the side retaining wall (2) close to the ditch is provided with a side stone impact prevention pier (3); the main retaining wall (5) is of a trapezoidal structure, a main retaining wall drain hole (6) is formed in the wall surface of the main retaining wall (5), and a main retaining wall drain groove (7) is formed in the root of the wall surface; lateral drain holes (4) which penetrate through the main retaining wall (5) and reach the lateral side of the lateral stone impact preventing pier (3) on the lateral retaining wall (2) are vertically arranged on two sides of the wall surface edge of the main retaining wall (5).
2. The debris flow dustpan-like containment structure according to claim 1, characterized in that the stone impact prevention piers (1) are arranged in two rows, the distance between the two rows of stone impact prevention piers (1) is 1-2m, and the impact piers between the two rows are aligned in a staggered manner.
3. The debris flow skip-like baffling structure according to claim 1, wherein the distance between the lateral stone impact prevention piers (3) is 1-1.5 m.
4. The debris flow dustpan-shaped guide structure according to claim 1, wherein the lateral drainage holes (4) are arranged at a distance of 1-1.5 m, and the diameter of each lateral drainage hole (4) is 10-20 cm.
5. The debris flow dustpan-shaped guide structure as claimed in claim 1, wherein the arrangement distance of the main retaining wall drainage holes (6) is 1-1.2 m, the rows are staggered and aligned, and the diameter of each main retaining wall drainage hole (6) is 10-20 cm.
6. The dustpan-like baffling structure for debris flow according to claim 1, wherein the width of the main retaining wall drainage channel (7) is 1m, the height is 0.3m, the length can be selected according to the length of the main retaining wall (5), and a plurality of main retaining wall drainage channels (7) can be arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021168874.5U CN213173390U (en) | 2020-06-22 | 2020-06-22 | Dustpan-shaped debris flow blocking and guiding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021168874.5U CN213173390U (en) | 2020-06-22 | 2020-06-22 | Dustpan-shaped debris flow blocking and guiding structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213173390U true CN213173390U (en) | 2021-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021168874.5U Expired - Fee Related CN213173390U (en) | 2020-06-22 | 2020-06-22 | Dustpan-shaped debris flow blocking and guiding structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213173390U (en) |
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2020
- 2020-06-22 CN CN202021168874.5U patent/CN213173390U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |
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| CF01 | Termination of patent right due to non-payment of annual fee |