CN219060257U

CN219060257U - Assembled escape canal structure

Info

Publication number: CN219060257U
Application number: CN202223040346.3U
Authority: CN
Inventors: 吴树涛; 陈文兴; 余根祥; 陈孝湘; 方煌盛; 林桂; 朱衡; 辛跃; 高海群; 王宏宇; 陈韶宇; 张陆志; 黄耀东; 肖波; 郑为凑
Original assignee: State Grid Fujian Electric Power Co Ltd; Ningde Power Supply Co of State Grid Fujian Electric Power Co Ltd
Current assignee: State Grid Fujian Electric Power Co Ltd; Ningde Power Supply Co of State Grid Fujian Electric Power Co Ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-05-23
Anticipated expiration: 2032-11-15

Abstract

The utility model relates to an assembled drainage ditch structure, which comprises a plurality of overlapped drainage ditch units, wherein each drainage ditch unit comprises: the bottom plate is arranged on the bottom surface of the excavated groove where the drainage ditch unit is located, and is in a planar structure; the water-facing plate is arranged on the uphill side of the excavated groove where the drainage ditch unit is located, and an included angle between the water-facing plate and the upper surface of the bottom plate is an obtuse angle; the water baffle is arranged on the downhill side of the excavated groove where the drainage ditch unit is, and the included angle between the water baffle and the bottom plate is a right angle; the wing plate is arranged at the outer edge of the upper part of the water-facing plate and is of a platform structure; z-shaped lap joint body, Z-shaped lap joint body sets up the head and the tail both ends at escape canal unit.

Description

Assembled escape canal structure

Technical Field

The utility model relates to an assembled drainage ditch structure which is applied to the technical field of power transmission line engineering.

Background

It is known that in mountain land, hilly slope topography, the mode that can set up the escape canal above transmission tower position draws out the landslide district with the surface water, but cast-in-place escape canal carries out construction time and need pass through a plurality of processes such as formwork, concrete placement, maintenance, takes labor and time limit for a project, and cast-in-place escape canal's construction quality can not obtain effective assurance moreover. The cast-in-situ drainage ditch after maintenance is provided with a plurality of defects, even the problems of mold expansion, slurry leakage, cracking, rough inner wall and the like occur, the rough surface can be hooked with sundries with a certain volume such as leaves, broken stones, spoil and the like, the water cross section of the drainage ditch can be reduced after long-time accumulation, the drainage is not smooth when heavy rain or heavy rain is caused, the water flow and the service life of the drainage ditch are seriously influenced, the protection performance of the tower position of a transmission pole is very limited, the ditch is caused when the water is reduced, the side slope of the tower position is destroyed, and the water and the soil of the tower position are maintained extremely unfavorably. The utility model patent with the bulletin number of CN113846737A discloses a basalt fiber composite material drainage ditch mounting process, but has the advantages that the construction process can be spliced and formed on a construction site, so that the quality of the drainage ditch is well controlled, the construction is simple and convenient, large-scale hoisting equipment is not needed, the mounting process is light, the safety of constructors is greatly ensured, the integrity of the drainage ditch can be effectively improved, the construction period of the drainage ditch can be effectively shortened, and the construction cost is reduced; the connection between the adjacent drainage ditches can be more stable; the drainage ditch can be placed stably in the ditch dug by the excavator bucket, but the technical problem is not solved. In view of the above, it is desirable to provide an assembled drain structure.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an assembled drainage ditch structure, which aims to solve the defects of long construction period, difficult guarantee of finished product quality, small water flow and the like of the traditional cast-in-situ drainage ditch.

The technical scheme of the utility model is as follows:

an assembled drain structure, includes a plurality of lapped drain unit, every the drain unit includes:

the bottom plate is arranged on the bottom surface of the excavated groove where the drainage ditch unit is located, and is in a planar structure;

the water-facing plate is arranged on the uphill side of the excavated groove where the drainage ditch unit is located, and an included angle between the water-facing plate and the upper surface of the bottom plate is an obtuse angle;

the water baffle is arranged on the downhill side of the excavated groove where the drainage ditch unit is, and the included angle between the water baffle and the bottom plate is a right angle;

the wing plate is arranged at the outer edge of the upper part of the water-facing plate and is of a platform structure;

z-shaped lap joint body, Z-shaped lap joint body sets up the head and the tail both ends at escape canal unit.

The bottom plate, the water-facing plate, the water baffle and the wing plate are of an integrated structure.

The cross section of the drainage ditch unit is in an inverted trapezoid shape.

And an axillary angle is arranged at the joint of the water facing plate and the bottom plate.

The drainage ditch unit is buried in a pre-excavated groove above the tower position of the power transmission iron tower, the distance between the groove and the edge of the foundation of the tower is not less than 5m, and the edge of the excavated groove is larger than the outer dimension of the drainage ditch unit.

The end parts of the two adjacent drainage ditch units are mutually overlapped through Z-shaped overlapping bodies, and the overlapping parts are embedded with weather-proof sealant.

The gap between the drainage ditch unit and the excavated groove is provided with a dry-mixed cement sand lime cushion layer, and rammed backfill soil is covered above the wing plates.

The drain ditch unit is made of SMC resin material.

The utility model has the following beneficial effects:

(1) The processing and transportation period is short. The assembled drainage ditch structure provided by the utility model has the advantages that the bottom plate, the water-facing plate, the water baffle wing plate and the Z-shaped lap joint body are integrally formed, and standardized production and batch packaging and transportation can be realized. In addition, the resin drainage ditch units can be stacked and placed mutually, so that the occupied transportation space is reduced.

(2) And the construction efficiency is high. According to the assembled drainage ditch structure, the Z-shaped overlapping bodies at the end parts of the drainage ditch units are mutually spliced, and the weather-proof sealant is adopted for caulking, so that a complex construction tool is not needed, the field installation is very convenient, the joint maintenance is not needed, the construction period is shortened, and the labor intensity of workers is further reduced.

(3) The mechanical property is good. The contained angle that meets water board and bottom plate is the obtuse angle, and the contained angle of breakwater and bottom plate is the right angle, and breakwater and bottom plate junction set up the armpit angle, and the escape canal unit is whole to be open structure, can improve the whole atress performance and the reliability of escape canal.

(4) The drainage effect is improved. The inner wall of the resin drainage ditch unit is smooth, so that sundries such as leaves, broken stones, spoil and the like are prevented from being accumulated, smooth drainage is facilitated, flushing and water damage of rainwater to the tower position are effectively reduced, and the stability of the tower position is enhanced.

(5) Light weight and durability. The prefabricated assembly type drainage ditch is made of SMC resin materials, the weight of the prefabricated resin drainage ditch with the same specification is only 1/3-1/5 of that of the prefabricated concrete drainage ditch, and the prefabricated assembly type drainage ditch has the advantages of corrosion resistance, ageing resistance, environmental protection, recoverability and the like.

Drawings

FIG. 1 is a schematic view showing the overall structure of a drain unit according to the present utility model;

FIG. 2 is a schematic view of the present utility model in use;

FIG. 3 is a schematic illustration of overlapping adjacent drain units in accordance with the present utility model;

the reference numerals in the drawings are as follows:

1. a drain unit; 2. a water baffle; 3. a water-facing plate; 4. a bottom plate; 5. a wing plate; 6. axillary angle; 7. a Z-shaped lap; 8. sealing glue; 9. a groove; 10. dry mixing cement sand lime cushion; 11. tamping backfill; 12. a tower foundation; 13. iron tower.

Detailed Description

The following description of the embodiments of the present utility model will be made more apparent and fully hereinafter with reference to the accompanying drawings and specific embodiments, in which some, but not all embodiments of the utility model are shown. All other embodiments, based on the embodiments in the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model.

In the description of the present application, the terms "downhill", "drainage direction", "in-ditch", "out-ditch" orientation or positional relationship are those based on the orientation or positional relationship shown in fig. 1, fig. 2, and fig. 3. It is to be understood that these directional terms are merely used to facilitate the description of the present application and to simplify the description, and are not intended to indicate or imply that the devices or elements referred to must have, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present application.

A fabricated drainage structure as described with reference to fig. 1 to 3, comprising a plurality of overlapping drainage units 1, each of the drainage units 1 comprising:

the bottom plate 4 is arranged on the bottom surface of the excavated groove 9 where the drainage ditch unit 1 is positioned, and the bottom plate 4 is in a plane structure;

the water-facing plate 3 is arranged on the uphill side of the excavated groove 9 where the drainage ditch unit 1 is positioned, and an included angle between the water-facing plate 3 and the upper surface of the bottom plate 4 is an obtuse angle;

the water baffle 2 is arranged on the downhill side of the excavated groove 9 where the drainage ditch unit 1 is positioned, and the included angle between the water baffle 2 and the bottom plate 4 is a right angle;

the wing plate 5 is arranged at the outer edge of the upper part of the water facing plate 3, and the wing plate 5 is of a platform structure;

the Z-shaped lap joint body 7 is arranged at the head end and the tail end of the drainage ditch unit 1.

Further, the bottom plate 4, the water-facing plate 3, the water baffle 2 and the wing plate 5 are integrally formed.

Further, the cross section of the drainage ditch unit 1 is in an inverted trapezoid opening structure.

Furthermore, the joint of the water-facing plate 3 and the bottom plate 4 is provided with the armpit angle 6, so that the overall stress performance and reliability of the drainage ditch are improved.

Further, the drainage ditch unit 1 is buried in a pre-excavated groove 9 above the tower position of the transmission tower 13, the distance between the groove 9 and the edge of the tower foundation 12 is not less than 5m, and the edge of the excavated groove 9 is larger than the outer dimension of the drainage ditch unit 1.

Further, the end parts of the two adjacent drainage ditch units 1 are mutually overlapped through a Z-shaped overlap joint body 7, and the overlap joint part is in caulking joint by adopting weather-proof sealant 8.

Further, a dry mix cement sand lime cushion 10 is arranged at the gap between the drainage ditch unit 1 and the excavated groove 9, and rammed backfill 11 is covered above the wing plate 5.

Further, the drain unit 1 is made of an SMC resin material.

Referring to fig. 1, the water baffle 2, the water-facing plate 3, the bottom plate 4, the wing plates 5 and the axillary angles 6 are prefabricated and integrally formed by adopting resin materials, so that the efficiency of field operation is greatly improved; the water baffle 2, the water-facing plate 3, the bottom plate 4 and the wing plates 5 are consistent in wall thickness, and the height and the width of the axillary angle 6 are equal to the wall thickness of the drainage ditch unit 1; the inner wall of the prefabricated resin drainage ditch unit 1 is smooth, so that sundries such as leaves, broken stones, spoil and the like are prevented from accumulating, and smooth drainage is facilitated.

Referring to fig. 2, the drainage ditch unit 1 is buried in a pre-excavated groove 9 above the tower position of the transmission tower 13, the distance between the groove 9 and the edge of the tower foundation 12 is generally not less than 5m, and the edge line of the excavated groove 9 is larger than the outer dimension of the drainage ditch unit by 5cm. The gap between the drainage ditch unit 1 and the excavated groove 9 is required to be set with 1: and 3, a dry-mixed cement sand lime cushion 10, wherein the dry-mixed cement sand lime cushion 10 plays roles of leveling the bottom surface of the groove 9, filling gaps and fixing the drainage ditch unit 1.

Referring to fig. 2, the wings 5 are at least partially embedded in the soil body of the compacted backfill 11. Specifically, for example, the length of the wing plates 5 embedded into the rammed backfill soil 11 is 5cm, and the upward rainwater can directly flow into the drainage ditch unit 1, so that the rainwater can be prevented from flowing along the junction of the slope surface and the drainage ditch water facing plate 3, and the phenomenon that the soil on the side surface of the upward slope of the drainage ditch unit 1 facing the water facing plate 3 is hollowed out is avoided, so that the drainage ditch unit 1 is effectively protected.

Referring to fig. 3, a Z-shaped overlap body 7 is provided at an end of the drain unit 1, and an inner protrusion 7A is provided at a left end of the drain unit 1 along a drain direction, the inner protrusion 7A being provided inside the drain in a wall thickness direction; the right side tip sets up outer arch 7B, and outer arch 7B sets up in the ditch outside of wall thickness direction, and adjacent escape canal unit 1 is laminated each other through interior arch 7A and outer arch 7B to adopt 8 caulking of weather-proof sealant, realize the effect of stagnant water, prevent that seam crossing rainwater from oozing and causing the water destruction of tower position.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. An assembled escape canal structure, its characterized in that: comprising a plurality of overlapping drain units (1), each drain unit (1) comprising:

the bottom plate (4) is arranged on the bottom surface of the excavated groove (9) where the drainage ditch unit (1) is arranged, and the bottom plate (4) is in a plane structure;

the water-facing plate (3), the water-facing plate (3) is arranged on the uphill side of the excavated groove (9) where the drainage ditch unit (1) is located, and the included angle between the water-facing plate (3) and the upper surface of the bottom plate (4) is an obtuse angle;

the water baffle (2) is arranged on the downhill side of the excavated groove (9) where the drainage ditch unit (1) is located, and the included angle between the water baffle (2) and the bottom plate (4) is a right angle;

the wing plate (5) is arranged at the outer edge of the upper part of the water facing plate (3), and the wing plate (5) is of a platform structure;

the Z-shaped lap joint body (7), the Z-shaped lap joint body (7) is arranged at the head end and the tail end of the drainage ditch unit (1).

2. A fabricated drainage ditch structure as claimed in claim 1, wherein: the bottom plate (4), the water-facing plate (3), the water baffle (2) and the wing plates (5) are of an integrated structure.

3. A fabricated drainage ditch structure as claimed in claim 1, wherein: the cross section of the drainage ditch unit (1) is in an inverted trapezoid shape.

4. A fabricated drainage ditch structure as claimed in claim 1, wherein: an axillary angle (6) is arranged at the joint of the water-facing plate (3) and the bottom plate (4).

5. A fabricated drainage ditch structure as claimed in claim 1, wherein: the drainage ditch unit (1) is buried in a groove (9) which is excavated in advance above the tower position of the transmission tower (13), the distance between the groove (9) and the edge of the tower foundation (12) is not less than 5m, and the edge of the excavated groove (9) is larger than the outer dimension of the drainage ditch unit (1).

6. A fabricated drainage ditch structure as claimed in claim 1, wherein: the end parts of the two adjacent drainage ditch units (1) are mutually overlapped through Z-shaped overlapping bodies (7), and the overlapping parts are caulked by weather-proof sealant (8).

7. A fabricated drainage ditch structure as claimed in claim 1, wherein: the gap between the drainage ditch unit (1) and the excavated groove (9) is provided with a dry-mixed cement sand lime cushion layer (10), and rammed backfill (11) is covered above the wing plate (5).

8. A fabricated drainage ditch structure as claimed in claim 1, wherein: the drain ditch unit (1) is made of SMC resin material.