CN213267733U - Grille-type water conservancy protector - Google Patents
Grille-type water conservancy protector Download PDFInfo
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- CN213267733U CN213267733U CN202022080446.3U CN202022080446U CN213267733U CN 213267733 U CN213267733 U CN 213267733U CN 202022080446 U CN202022080446 U CN 202022080446U CN 213267733 U CN213267733 U CN 213267733U
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Abstract
The utility model discloses a grid type water conservancy protection device, which comprises an anti-scouring wall, a scouring pit formed by natural cutting and erosion and a protection structure, wherein the protection structure comprises a backfill area and a grid type apron; the backfill area is arranged in the range of the natural erosion pit and limited between the erosion-resistant wall and the grid type apron; the grid type apron comprises a tubular pile, a foundation and twisted pair steel bars; the tubular pile is of a hollow structure and is provided with a plurality of tubular piles, and concrete is filled in the tubular piles; the pipe piles are fixed on a concrete foundation below the ground at equal intervals; the twisted-pair steel bars are provided with at least two groups and are transversely and fixedly arranged on the tubular pile at equal intervals.
Description
Technical Field
The utility model relates to a hydraulic engineering technical field especially relates to a grid formula water conservancy protector.
Background
Under the long-term scouring action of water flow, the riverbed is continuously cut downwards, and the normal operation of projects such as underpenetration shallow pipelines, optical cables and the like is seriously threatened. In order to avoid insufficient buried depth or local exposure of underground facilities such as pipelines, optical cables and the like, scour prevention, downward cutting and energy dissipation measures need to be arranged at the bottom of a river (ditch) bed.
At present, the river (ditch) bed bottom protection engineering generally adopts underground anti-impact walls, water passing surfaces, grouted stone lining, riprap, gabion apron and the like, and is widely applied to the aspect of controlling river (ditch) water damage in line engineering such as railways, expressways, oil and gas pipelines and the like. Especially in a pebble river bed area, flood carrying gravels continuously impacts the built protection engineering, the phenomena of surface abrasion and local damage of rigid engineering such as grouted stones, concrete and the like are very common, and flexible engineering such as gabions and the like are easy to damage and completely fail.
Therefore, it is urgently needed to design a grid type water conservancy protection device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a grid formula water conservancy protector to solve the problem that above-mentioned prior art exists, can realize having stronger water permeability, scour resistance, anti-deformation, anti frost heaving thaw collapse performance, its raw and other materials are easily obtained, simple structure, it is convenient to be under construction, and the scour protection is effectual with helping away, and engineering cost is low, and market demand is great, and the environmental benefit is showing.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides a grid type water conservancy protection device, which comprises an anti-scouring wall, a scouring pit formed by natural scouring and a protection structure, wherein the protection structure comprises a backfilling area and a grid type apron; the backfill area is arranged in the range of the scouring pit and limited between the scour protection wall and the grid type apron.
The grid type apron comprises a tubular pile, a concrete foundation and twisted pair steel bars; the pipe pile is of a hollow structure and is provided with a plurality of pipes, and concrete is filled in the pipe pile; the pipe piles are fixed on the concrete foundation below the ground at equal intervals; the twisted-pair steel bars are provided with at least two groups and are transversely and fixedly arranged on the tubular pile at equal intervals.
Preferably, this structure adopts common steel pipe combination concrete foundation structure on the market, has greatly reduced the structure cost, and the material in backfill district can draw materials on the spot, conveniently carries, and buffering ability chamber, stable in structure.
The twisted-pair steel bar is a spiral structure formed by mutually crossing two same steel bars, and the tubular pile is arranged at the center of the spiral and is welded with the twisted-pair steel bar into a whole.
The backfill area comprises a boulder backfill area and a gravel backfill area; the gravel backfill area is arranged in the bottom area close to the scour pit; the boulder backfill area is arranged close to the top area formed by the grid type apron and the connecting line of the tubular pile and the impact-proof wall.
The particle size of boulders adopted in the boulder backfilling area is not less than 20cm, so that the boulders are prevented from leaking out of the grid holes; the gravel backfill area adopts natural deposits of a riverbed and local materials.
The tubular pile is of a steel structure, and the foundation is of a concrete structure; the distance between every two adjacent tubular piles is 20-40 cm; the distance between the adjacent twisted pair steel bars is 10cm-20 cm.
The utility model discloses a following technological effect: the utility model discloses a grid formula is protected flat and is combined together with the backfill region, and is just gentle to be good, has stronger water permeability, scour resistance, resistance to deformation, anti frost heaving and thawing sinking performance, and its raw and other materials are easily obtained, simple structure, and the construction is convenient, and the scour protection is with the power of dissolving up and lift just respond well, and engineering cost is low, and market demand is great, and the environmental benefit is showing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic longitudinal sectional structure of the present invention.
Fig. 2 is a schematic cross-sectional structure of the present invention.
Fig. 3 is a schematic view of the grid type apron of the present invention.
The steel pipe pile comprises a 1-impact prevention wall, a 2-backfill area, a 3-grid type apron, a 21-boulder backfill area, a 22-pebble backfill area, a 31-pipe pile, a 32-foundation and a 33-twisted pair steel bar.
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.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The utility model provides a grid type water conservancy protection device, which comprises an anti-scouring wall 1, a scouring pit formed by natural cutting and erosion and a protection structure, wherein the protection structure comprises a backfill area 2 and a grid type apron 3; the backfill region 2 is arranged in the range of the erosion pit and is limited between the erosion-proof wall 1 and the grid type apron 3.
The grid-type apron 3 comprises a tubular pile 31, a concrete foundation 32 and twisted pair steel bars 33; the tubular pile 31 is of a hollow structure and is provided with a plurality of tubular piles, and concrete is filled in the tubular pile 31; the pipe piles 31 are fixed on the concrete foundation 32 at equal intervals; the twisted pair reinforcing steel bars 33 are arranged in at least two groups and are transversely and fixedly arranged on the tubular pile 31 at equal intervals.
The twisted pair reinforcing bars 33 are two same reinforcing bars crossed with each other to form a spiral structure, and the tubular pile 31 is arranged at the center of the spiral and is welded with the twisted pair reinforcing bars 33.
The backfill region 2 comprises a boulder backfill region 21 and a gravel backfill region 22; the boulder backfilling area 21 is arranged in a top area formed by connecting the grid type apron 3, the tubular pile 31 and the impact-proof wall 1; a gravel backfill 22 is provided near the bottom region of the scour pit.
The particle size of boulder adopted by the boulder backfilling area 21 is not less than 20 cm; the gravel backfill 22 uses natural riverbed deposits.
The tubular pile 31 is of a steel structure, and the foundation 32 is of a concrete structure.
The distance between the adjacent tubular piles 31 is 20cm-40 cm; the spacing between adjacent twisted pairs of reinforcing bars 33 is 10cm-20 cm.
The utility model discloses a following technological effect: the utility model discloses a grid formula is protected flat and is combined together with the backfill region, and is just gentle to be good, has stronger water permeability, scour resistance, resistance to deformation, anti frost heaving and thawing sinking performance, and its raw and other materials are easily obtained, simple structure, and the construction is convenient, and the scour protection is effectual with eliminating power, and engineering cost is low, and market demand is great, and environmental benefit is showing.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (6)
1. The utility model provides a grid formula water conservancy protector, includes scour protection wall (1), cuts the fashioned scouring pit and protective structure of eroding naturally, its characterized in that: the protective structure comprises a backfill area (2) and a grid type apron (3); the backfill area (2) is arranged in the range of the scouring pit and limited between the scour prevention wall (1) and the grid type apron (3),
the grid type apron (3) comprises a tubular pile (31), a concrete foundation (32) and twisted pair steel bars (33); the pipe pile (31) is of a hollow structure and is provided with a plurality of pipes, and concrete is filled in the pipe pile (31); the pipe piles (31) are fixed on the concrete foundation (32) below the ground at equal intervals; twisted-pair reinforcing bar (33) are provided with at least two sets ofly, and equidistant horizontal fixed set up in on tubular pile (31).
2. The grid-type water conservancy protective device according to claim 1, characterized in that: twisted pair reinforcing bar (33) are the heliciform structure of two reinforcing bar intercrossing formations, tubular pile (31) set up in the spiral center, and with twisted pair reinforcing bar (33) weld an organic whole.
3. The grid-type water conservancy protective device according to claim 1, characterized in that: the backfill region (2) comprises a boulder backfill region (21) and a gravel backfill region (22); the boulder backfilling area (21) is arranged in a top area formed by connecting the grid type apron (3), the tubular pile (31) and the impact-proof wall (1); the gravel pack zone (22) is disposed proximate a bottom region of the washout pit.
4. A grid-type water conservancy protective device according to claim 3, wherein: the particle size of boulder adopted by the boulder backfilling area (21) is not less than 20 cm; the gravel backfill area (22) adopts natural river bed deposits.
5. The grid-type water conservancy protective device according to claim 1, characterized in that: the tubular pile (31) is of a steel structure, and the foundation (32) is of a concrete structure.
6. The grid-type water conservancy protective device according to claim 1, characterized in that: the distance between every two adjacent tubular piles (31) is 20-40 cm; the distance between the adjacent twisted pair steel bars (33) is 10cm-20 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022080446.3U CN213267733U (en) | 2020-09-22 | 2020-09-22 | Grille-type water conservancy protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022080446.3U CN213267733U (en) | 2020-09-22 | 2020-09-22 | Grille-type water conservancy protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213267733U true CN213267733U (en) | 2021-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022080446.3U Active CN213267733U (en) | 2020-09-22 | 2020-09-22 | Grille-type water conservancy protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213267733U (en) |
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2020
- 2020-09-22 CN CN202022080446.3U patent/CN213267733U/en active Active
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