CN112832192A - Multifunctional longitudinal drainage structure for comprehensive treatment of middle slope in small watershed - Google Patents
Multifunctional longitudinal drainage structure for comprehensive treatment of middle slope in small watershed Download PDFInfo
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- CN112832192A CN112832192A CN202011632416.7A CN202011632416A CN112832192A CN 112832192 A CN112832192 A CN 112832192A CN 202011632416 A CN202011632416 A CN 202011632416A CN 112832192 A CN112832192 A CN 112832192A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/14—Preformed blocks or slabs for forming essentially continuous surfaces; Arrangements thereof
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
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- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
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Abstract
The invention discloses a multifunctional longitudinal drainage structure for comprehensively treating a middle slope in a small watershed, which comprises a drainage structure main body, a ground surface and a slope surface, wherein the drainage structure main body consists of a cement bottom plate and a plurality of step blocks, a plurality of fixing piles are fixedly arranged at the bottom of the cement bottom plate at equal intervals and are connected with the slope surface in a pouring manner, a plurality of water guide grooves are arranged in the cement bottom plate at equal intervals, and a mounting groove is formed in the top end of the cement bottom plate. According to the invention, water in the ladder flows into the middle part through the plurality of flow guide grooves formed in the middle part of the ladder block, water in the middle part flows into the water guide grooves formed in the cement bottom plate through the water filtering block, and flows into the water storage groove poured on the ground through the water guide grooves to be collected, so that the problem of slope water and soil loss caused by the fact that water on the surface of the original ladder transversely flows to two sides and then moves downwards is solved, on the other hand, the water in the ladder block can be conveniently and rapidly flows into the water storage groove to be collected and used, and the utilization of water resources is effectively improved.
Description
Technical Field
The invention relates to a longitudinal drainage structure, in particular to a multifunctional longitudinal drainage structure for a slope surface in small basin comprehensive treatment, and belongs to the technical field of slope surface treatment.
Background
Soil and water conservation refers to the prevention and treatment measures for soil and water loss caused by natural factors and artificial activities. Since the eighties, a new stage of carrying out comprehensive treatment on water and soil loss by taking a small watershed as a unit is entered. The small watershed is a closed water collecting area with a smaller area and formed by taking a watershed and an outlet section as boundaries. The basin area is typically no more than 50 square kilometers at maximum. Each small watershed is an independent natural water collecting unit and an economic unit for developing agriculture, forestry and pasture production and is distributed at the upstream of a great river. A small watershed is a water and soil loss unit, and the whole process of water and soil loss generation and development has certain regularity in the small watershed.
In the comprehensive treatment of the small watershed, longitudinal drainage measures need to be considered in the treatment of the slope with the gradient of more than or equal to 15 degrees, and the arrangement is independent, so that the production is inconvenient because no artificial production road is matched; and secondly, the longitudinal transverse drainage ditch inlets are arranged side by side with the production road, namely, the longitudinal transverse drainage ditch inlets are arranged on one side of the road or two sides of the road, so that water and soil loss is serious in the longitudinal flowing process of long-term rainwater, and meanwhile, in the current cement pouring treatment process, a steel frame template needs to be manufactured for pouring, so that the cost of capital consumption and labor cost are high.
Disclosure of Invention
The invention aims to provide a multifunctional longitudinal drainage structure for comprehensively treating a middle slope surface in a small watershed, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the drainage structure comprises a drainage structure main body, a ground and a slope surface, wherein the drainage structure main body consists of a cement bottom plate and a plurality of step blocks, a plurality of fixing piles are fixedly arranged at the bottom of the cement bottom plate at equal intervals and are connected with the slope surface in a pouring manner, a plurality of water guide grooves are arranged at the inner equal intervals of the cement bottom plate, a mounting groove is formed in the top end of the cement bottom plate, a plurality of through holes are formed in the two sides of the mounting groove at equal intervals, a plurality of water inlet holes communicated with the water guide grooves are formed in the bottom of the mounting groove at equal intervals, a plurality of step blocks are laid and poured at the inner equal intervals of the mounting groove, a connecting block which is connected into a whole is fixedly arranged at the bottom of each step block in an embedded manner, a plurality of through holes are formed in the inner equal intervals of the connecting block, a plurality of connecting pipes are fixedly arranged, it is a plurality of the bottom of connecting pipe alternates with corresponding the inlet opening, the catch basin has been pour with domatic junction in ground, one side and a plurality of guiding gutter intercommunication of catch basin, just install buffer gear between catch basin and the guiding gutter, one side fixed mounting of catch basin bottom has the drain pipe, the internally mounted of drain pipe has the valve, the drain pipe has the filter screen with being connected fixed mounting of catch basin.
As a preferred technical scheme, the buffer mechanism comprises a U-shaped water baffle and buffer springs, the bottom of the inner wall of one side of the water storage tank is rotatably connected with the U-shaped water baffle, the top of one side of the U-shaped water baffle is fixedly provided with a plurality of buffer springs, one ends of the buffer springs are fixedly connected with the top of one side of the water storage tank, and the middle of one side of the U-shaped water baffle is aligned with the water outlet end of the water guide tank.
As a preferred technical scheme of the invention, the top end cover of the water storage tank is connected with a cement cover plate, two sides of the top end of the water storage tank are both provided with notches, and the two notches are in contact connection with two sides of the bottom end of the cement cover plate.
As a preferred technical scheme of the invention, a plurality of longitudinal flow guide grooves are formed in the middle of the top ends of the step blocks, and the longitudinal flow guide grooves are communicated with the water filtering block.
As a preferable technical scheme of the invention, the top ends of the plurality of step blocks form an arc surface, and the height difference of the arc surface is 1.5-3 cm.
As a preferred technical scheme of the invention, guardrails are installed on two sides of a plurality of step blocks, each guardrail is composed of a plurality of fixing columns and a protective net, jacks are respectively formed on two sides of the top ends of the plurality of step blocks, the fixing columns are respectively inserted and connected into the jacks, the protective net is fixedly installed between the fixing columns on the same side, and a limiting mechanism is arranged between the fixing columns and the jacks.
According to a preferred technical scheme, the limiting mechanism comprises a plurality of limiting columns, two connecting plates, a plurality of limiting springs and a sealing lantern ring, a cavity is formed in the bottom of each fixing column, the two connecting plates are connected in the cavity in an embedded mode, the limiting springs are fixedly installed between the two connecting plates, the limiting columns are fixedly installed on one sides of the two connecting plates at equal intervals, and one ends of the limiting columns penetrate through the cavity to be connected with limiting holes formed in the two sides of each jack in an inserting mode.
As a preferable technical scheme of the invention, the surface of the fixing column is sleeved with a sealing lantern ring, the outer diameter of the sealing lantern ring is larger than the inner diameter of the jack, and the bottom end of the sealing lantern ring is in contact connection with the top end of the stepped block.
According to the preferable technical scheme, the through holes are matched with the inner diameters of the through holes, reinforcing steel bars are inserted and connected at the positions, aligned with the through holes, of the through holes, and the reinforcing steel bars, the through holes and the through holes are poured through cement.
As a preferred technical scheme of the invention, the plurality of water filtering blocks are made of plastic materials, and the size of each water filtering block is matched with that of the end of the connecting pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the multifunctional longitudinal drainage structure for comprehensively treating the middle slope in the small watershed, the water in the steps flows into the middle part through the plurality of diversion trenches formed in the middle part of the step block, the water in the middle part flows into the diversion trench formed in the cement bottom plate through the water filtering block, flows into the water storage tank poured on the ground through the diversion trench for collection, the problem that the water on the surface of the original steps transversely flows to two sides and then moves downwards to cause the water and soil loss of the slope is solved, on the other hand, the water in the step block can be conveniently and rapidly flowed into the water storage tank for collection and use, and the utilization of water resources is effectively improved;
2. the multifunctional longitudinal drainage structure for comprehensively treating the middle slope in the small watershed, disclosed by the invention, has the advantages that the stepped block and the cement bottom plate are embedded in the mounting groove through the connecting block and are poured in an inserting manner through the reinforcing steel bars, the through holes and the through holes, the assembly between the stepped block and the cement bottom plate is completed, the stepped block and the cement bottom plate are respectively poured, the original pouring through a steel frame manufacturing template is replaced, the manufacturing efficiency of the drainage structure main body is effectively improved, and the labor cost is saved;
3. according to the multifunctional longitudinal drainage structure for the comprehensive treatment of the middle slope in the small watershed, the guardrails are arranged on two sides of the stepped block, the fixing columns of the guardrails are connected with the jacks formed in the top end of the stepped block, and the limiting plates are extruded through the limiting springs, so that the limiting columns arranged on two sides of the connecting plate are fixedly embedded in the limiting holes formed in two sides of the jacks, the original drilling installation is replaced, and the installation efficiency of the guardrails is improved;
4. according to the multifunctional longitudinal drainage structure for comprehensively treating the middle slope in the small watershed, the U-shaped water baffle is arranged between the water storage tank and the diversion trench, and the water flowing out is blocked by the U-shaped water baffle, so that the impact of the water flowing out on the wall of the water storage tank is effectively avoided, the firmness of the wall of the water storage tank is influenced, and the phenomenon of sending collapse is avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a cement floor according to the present invention;
FIG. 3 is a schematic view of the stepped block structure of the present invention;
FIG. 4 is a schematic view of the bottom structure of the step block of the present invention;
FIG. 5 is a schematic structural view of a cement floor according to the present invention;
FIG. 6 is a schematic view of a connection structure of a fixing column and a step block of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6 according to the present invention.
In the figure: 1. a drainage structure body; 2. a ground surface; 3. a slope surface; 4. a guardrail; 5. a cement floor; 6. a water chute; 7. a water inlet hole; 8. a water filtering block; 9. fixing the pile; 10. a step block; 11. fixing a column; 12. a protective net; 13. a water storage tank; 14. a cement cover plate; 15. filtering with a screen; 16. a drain pipe; 17. a U-shaped water baffle; 18. a buffer spring; 19. a diversion trench; 20. a jack; 21. connecting blocks; 22. a through hole; 23. a connecting pipe; 24. mounting grooves; 25. a through hole; 26. a limiting column; 27. a cavity; 28. a limiting spring; 29. a connecting plate; 30. a sealing collar; 31. and a limiting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution for a multifunctional longitudinal drainage structure for comprehensive treatment of a medium slope in a small watershed:
according to the drawings 1-7, the drainage structure comprises a drainage structure body 1, a ground 2 and a slope 3, the drainage structure body 1 is composed of a cement bottom plate 5 and a plurality of step blocks 10, a plurality of fixing piles 9 are fixedly arranged at the bottom of the cement bottom plate 5 at equal intervals, the fixing piles 9 are connected with the slope 3 in a pouring mode, a plurality of water chutes 6 are arranged at the inner equal intervals of the cement bottom plate 5, an installation groove 24 is formed in the top end of the cement bottom plate 5, a plurality of through holes 25 are formed in two sides of the installation groove 24 at equal intervals, a plurality of water inlet holes 7 communicated with the water guide grooves 19 are formed in the bottom of the installation groove 24 at equal intervals, the step blocks 10 are paved and poured in the installation groove 24 at equal intervals, a connecting block 21 which is connected into a whole is fixedly arranged at the bottom of the step blocks 10, the connecting block 21 is embedded in the installation groove 24, a plurality, the top ends of a plurality of connecting pipes 23 penetrate through the stepped block 10 and are all fixedly provided with water filtering blocks 8, the bottom ends of the connecting pipes 23 are inserted into corresponding water inlet holes 7, a water storage tank 13 is poured at the joint of the ground 2 and the slope 3, one side of the water storage tank 13 is communicated with a plurality of water guide grooves 6, a buffer mechanism is arranged between the water storage tank 13 and the water guide grooves 6, one side of the bottom of the water storage tank 13 is fixedly provided with a drain pipe 16, a valve is arranged inside the drain pipe 16, the drain pipe 16 is fixedly provided with a filter screen 15 in connection with the water storage tank 13, the water in the steps flows into the middle part through a plurality of diversion grooves 19 arranged in the middle part of the stepped block 10, the water in the middle part flows into the water guide grooves 6 arranged inside the cement bottom plate 5 through the water filtering blocks 8, flows into the water storage tank 13 poured on the ground 2 through the water guide grooves 6 for collection, cause domatic 3 soil erosion and water loss problem, on the other hand is convenient for quick rivers with in the ladder piece 10 are collected the use to accumulator 13 inside, the effectual utilization that improves the water resource.
According to fig. 1, buffer gear includes U type breakwater 17 and buffer spring 18, the bottom of inner wall of catch basin 13 one side is rotated and is connected with U type breakwater 17, the top fixed mounting of U type breakwater 17 one side has a plurality of buffer spring 18, the one end of a plurality of buffer spring 18 and the top fixed connection of catch basin 13 one side, the middle part of U type breakwater 17 one side is adjusted well with the play water end position of guiding gutter 6, buffer power through buffer spring 18 blocks the water that guiding gutter 6 flows out, the effectual impact force of avoiding water influences the firmness of catch basin 13, catch basin 13 top lid is established and is connected with cement apron 14, the opening has all been seted up to the both sides on catch basin 13 top, two openings and the contact of 14 bottom both sides of cement apron are connected, cement apron 14 established through the lid, be convenient for regularly clear up the inside silt of catch basin 13.
According to the drawings of fig. 1, 3 and 4, a plurality of longitudinal diversion trenches 19 are formed in the middle of the top ends of a plurality of step blocks 10, the longitudinal diversion trenches 19 are communicated with a water filtering block 8, the top ends of the step blocks 10 form arc surfaces, the height difference of the arc surfaces is 1.5-3cm, the step blocks 10 can conveniently flow to the middle, guardrails 4 are installed on two sides of the step blocks 10, each guardrail 4 comprises a plurality of fixing columns 11 and a protective net 12, jacks 20 are formed in two sides of the top ends of the step blocks 10, the fixing columns 11 are connected inside the jacks 20 in an inserting mode, the protective net 12 is fixedly installed between the fixing columns 11 on the same side, a limiting mechanism is arranged between the fixing columns 11 and the jacks 20 and comprises a plurality of limiting columns 26, two connecting plates 29, a plurality of limiting springs 28 and a sealing lantern ring 30, a cavity 27 is formed in the bottom of each fixing column 11, and two connecting plates 29 are embedded inside the cavity 27, fixed mounting has spacing spring 28 between two connecting plates 29, one side equidistance fixed mounting of two connecting plates 29 has a plurality of spacing posts 26, the spacing hole 31 that cavity 27 and jack 20 both sides were seted up is passed to the one end of a plurality of spacing posts 26 alternates and is connected, alternate through spacing post 26 and spacing hole 31, be convenient for fixed column 11 is fixed, the surface cover of fixed column 11 is established and is connected with sealed lantern ring 30, avoid water to enter into in the jack 20, the external diameter of sealed lantern ring 30 is greater than the internal diameter of jack 20, the bottom of sealed lantern ring 30 is connected with the top contact of ladder piece 10.
According to fig. 1 and 2, the through holes 22 are matched with the inner diameter of the through hole 25, reinforcing steel bars are inserted and connected at the alignment positions of the through holes 22 and the through hole 25, the reinforcing steel bars, the through holes 22 and the through hole 25 are poured through cement, the stepped block 10 is connected with the cement bottom plate 5, the water filtering blocks 8 are made of plastic materials, and the size of each water filtering block 8 is matched with that of the end of the connecting pipe 23.
When in specific use, the invention relates to a multifunctional longitudinal drainage structure for comprehensively treating a middle slope surface in a small watershed, in rainy days, the rainwater on the surface of the step block 10 flows to the middle part of the step block 10 through the diversion trench 19, the water flows into the water chute 6 through the filtering water block 8 and the water inlet hole 7, and flows into the water storage tank 13 arranged on the ground 2 through the water chute 6 for collection treatment, so that the rainwater can quickly and longitudinally flow into the water storage tank 13, the water and soil loss problem of the slope surface 3 is avoided, when the water flows into the water storage tank 13, the impact force of the water on the water storage tank 13 and the influence on the fastness of the water storage tank 13 are effectively avoided through the tension of the buffer spring 18 on the U-shaped water baffle 17, when the water in the water storage tank 13 needs to be used, the valve inside the water discharge pipe 16 is manually opened, so that the water in the water storage tank 13 flows to a specified position for use, and the utilization rate of water resources is improved.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (10)
1. A multifunctional longitudinal drainage structure for a slope in comprehensive treatment of small watersheds comprises a drainage structure main body (1), a ground (2) and a slope surface (3), and is characterized in that the drainage structure main body (1) consists of a cement bottom plate (5) and a plurality of step blocks (10), a plurality of fixing piles (9) are fixedly arranged at the bottom of the cement bottom plate (5) at equal intervals, the fixing piles (9) are connected with the slope surface (3) in a pouring mode, a plurality of water guide grooves (6) are arranged at the inner equal intervals of the cement bottom plate (5), a mounting groove (24) is formed in the top end of the cement bottom plate (5), a plurality of through holes (25) are formed in the two sides of the mounting groove (24) at equal intervals, a plurality of water inlet holes (7) communicated with a flow guide groove (19) are formed in the bottom of the mounting groove (24) at equal intervals, the step blocks (10) are laid and poured in the mounting groove (24, the fixed connecting block (21) as an organic whole that is equipped with in bottom of ladder piece (10), connecting block (21) inlays with mounting groove (24) and establishes, a plurality of through holes (22) have been seted up to the inside equidistance of connecting block (21), the bottom equidistance of connecting block (21) is fixed to be equipped with a plurality of connecting pipes (23), and is a plurality of ladder piece (10) are all fixed to be equipped with on the top of connecting pipe (23) and strain water piece (8), and is a plurality of the bottom of connecting pipe (23) alternates with corresponding inlet opening (7), basin (13) has been pour with domatic (3) junction on ground (2), one side and a plurality of guiding gutter (6) intercommunication of basin (13), just install buffer gear between basin (13) and guiding gutter (6), one side fixed mounting of basin (13) bottom has drain pipe (16), the internally mounted of drain pipe (16) has the valve, the drain pipe (16) is fixedly connected with the water storage tank (13) and is fixedly provided with a filter screen (15).
2. The multifunctional longitudinal drainage structure for the comprehensive treatment of the middle slope in the small watershed, according to claim 1, is characterized in that: buffer gear includes U type breakwater (17) and buffer spring (18), the bottom of catch basin (13) one side inner wall is rotated and is connected with U type breakwater (17), the top fixed mounting of U type breakwater (17) one side has a plurality of buffer spring (18), and is a plurality of the one end of buffer spring (18) and the top fixed connection of catch basin (13) one side, the middle part of U type breakwater (17) one side is adjusted well with the play water end position of catch basin (6).
3. The multifunctional longitudinal drainage structure for the comprehensive treatment of the middle slope in the small watershed, according to claim 1, is characterized in that: the top end cover of the water storage tank (13) is connected with a cement cover plate (14), openings are formed in two sides of the top end of the water storage tank (13), and the two openings are in contact connection with two sides of the bottom end of the cement cover plate (14).
4. The multifunctional longitudinal drainage structure for the comprehensive treatment of the middle slope in the small watershed, according to claim 1, is characterized in that: a plurality of vertical guiding gutter (19), a plurality of are all seted up at the middle part on ladder piece (10) top longitudinal guiding gutter (19) and water filtering block (8) intercommunication.
5. The multifunctional longitudinal drainage structure for the comprehensive treatment of the middle slope in the small watershed, according to claim 1, is characterized in that: the top ends of the plurality of step blocks (10) form arc surfaces, and the height difference of the arc surfaces is 1.5-3 cm.
6. The multifunctional longitudinal drainage structure for the comprehensive treatment of the middle slope in the small watershed, according to claim 1, is characterized in that: it is a plurality of guardrail (4) are installed to the both sides of ladder piece (10), guardrail (4) comprise a plurality of fixed columns (11) and protection network (12), and are a plurality of jack (20) have all been seted up to the both sides on ladder piece (10) top, and are a plurality of jack (20)'s inside all alternates and is connected with fixed column (11), is located a plurality of homonymy fixed mounting has protection network (12), a plurality of be provided with stop gear between fixed column (11) and jack (20).
7. The multifunctional longitudinal drainage structure for the comprehensive treatment of the middle slope in the small watershed as claimed in claim 6, wherein: stop gear includes a plurality of spacing posts (26), two connecting plates (29), a plurality of spacing spring (28) and sealing collar (30), cavity (27) have been seted up to the bottom of fixed column (11), the inside of cavity (27) is inlayed and is established and be connected with two connecting plates (29), two fixed mounting has spacing spring (28) between connecting plate (29), two one side equidistance fixed mounting of connecting plate (29) has a plurality of spacing posts (26), and is a plurality of spacing hole (31) that cavity (27) and jack (20) both sides were seted up are passed to the one end of spacing post (26) and are alternated to be connected.
8. The multifunctional longitudinal drainage structure for the comprehensive treatment of the middle slope in the small watershed as claimed in claim 6, wherein: the surface of the fixing column (11) is sleeved with a sealing sleeve ring (30), the outer diameter of the sealing sleeve ring (30) is larger than the inner diameter of the insertion hole (20), and the bottom end of the sealing sleeve ring (30) is in contact connection with the top end of the step block (10).
9. The multifunctional longitudinal drainage structure for the comprehensive treatment of the middle slope in the small watershed, according to claim 1, is characterized in that: the inner diameters of the through holes (22) and the through holes (25) are matched, reinforcing steel bars are connected to the aligned positions of the through holes (22) and the through holes (25) in a penetrating mode, and the reinforcing steel bars are poured through cement between the through holes (22) and the through holes (25).
10. The multifunctional longitudinal drainage structure for the comprehensive treatment of the middle slope in the small watershed, according to claim 1, is characterized in that: a plurality of it makes to strain water piece (8) has the plastic material, strain the size of water piece (8) and the size phase-match of connecting pipe (23) end department.
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| CN202011632416.7A CN112832192A (en) | 2020-12-31 | 2020-12-31 | Multifunctional longitudinal drainage structure for comprehensive treatment of middle slope in small watershed |
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| CN202011632416.7A CN112832192A (en) | 2020-12-31 | 2020-12-31 | Multifunctional longitudinal drainage structure for comprehensive treatment of middle slope in small watershed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115506308A (en) * | 2022-11-17 | 2022-12-23 | 山东省路桥集团有限公司 | But quick assembly disassembly's water conservancy flood prevention engineering concatenation formula slope protection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115506308A (en) * | 2022-11-17 | 2022-12-23 | 山东省路桥集团有限公司 | But quick assembly disassembly's water conservancy flood prevention engineering concatenation formula slope protection device |
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Application publication date: 20210525 |