Vegetation irrigation structure for mine restoration engineering

Abstract

The utility model provides a vegetation irrigation structure used in mine restoration engineering, the irrigation structure comprises a water interception and drainage ditch and a plurality of water guide floral tubes communicated with the side wall of the water interception and drainage ditch, the water interception and drainage ditch is arranged at the position of a platform at the top of a lower-level side slope close to a toe line of an upper-level side slope; the multiple water guide floral tubes are arranged in parallel in the length direction of the water intercepting and draining ditch, one end of each water guide floral tube is communicated with the side wall of the water intercepting and draining ditch, the other end of each water guide floral tube inclines downwards and is inserted into the lower-stage side slope, and a filtering structure is arranged at the end, communicated with the side wall of the water intercepting and draining ditch, of each water guide floral tube. The water guide floral tubes are additionally arranged on the intercepting and draining ditch, water in the ditch permeates into the side slope and the platform, the problem that a traditional intercepting and draining ditch only has the water intercepting and draining function in the mine ecological restoration and treatment project, and consequently water source waste is caused is solved, investment of an irrigation system is reduced, the process is simple, and cost is low.

Description

Technical Field

[0001] The utility model relates to the technical field of vegetation irrigation for mine ecological restoration, and in particular to a vegetation irrigation structure at an intercepting drainage ditch used in a mine restoration project. Background Art

[0002] At present, traditional mine restoration usually involves greening projects, and often involves slope management. The common management method is to excavate the slope in stages, plant trees and shrubs on the platforms, sow grass seeds on the slope, set up intercepting ditches on the top of the slope, and drainage ditches at the bottom of the slope. This type of slope structure causes the water sources around the slope to be cut off by the intercepting ditches, and green plant irrigation can only rely on external sprinkler systems. The intercepting ditches only have the function of intercepting and draining water, and the water entering the intercepting ditches is discharged, resulting in water waste. Utility Model Content

[0003] In order to solve the problems of the above-mentioned prior art, the utility model provides a structure for irrigating green plants on slopes in mine ecological restoration projects. The structure can utilize the water sources in the intercepting ditch and drainage ditch to provide water for green plants on slopes and platforms, thereby realizing the reuse of existing water resources, improving the survival rate of vegetation, and reducing the investment in irrigation systems.

[0004] In order to achieve the above technical objectives, the utility model provides a vegetation irrigation structure for use in mine restoration projects, the irrigation structure comprising an intercepting drainage ditch and a plurality of water-guiding flower pipes connected to the side walls of the intercepting drainage ditch, the intercepting drainage ditch being arranged on a platform at the top of a lower slope adjacent to a foot line of an upper slope; the plurality of water-guiding flower pipes are arranged in parallel along the length direction of the intercepting drainage ditch, one end of each water-guiding flower pipe is connected to the side wall of the intercepting drainage ditch, and the other end is tilted downward and inserted into the lower slope, and a filtering structure is provided at the end at which each water-guiding flower pipe is connected to the side wall of the intercepting drainage ditch.

[0005] The better technical solution of the utility model is as follows: a plurality of water-guiding flower pipes are arranged equidistantly along the length direction of the intercepting drainage ditch, the interval between two adjacent water-guiding flower pipes is 1-2m, and each water-guiding flower pipe is inclined downward at an angle of 13°-16° to the bottom plane of the intercepting drainage ditch.

[0006] The better technical solution of the utility model is as follows: the water-guiding flower pipe adopts a steel pipe with a plurality of seepage holes opened in the pipe wall, the seepage holes are distributed in a plum blossom shape, and the interval between adjacent seepage holes is 3-5 cm. The end of the water-guiding flower pipe away from the intercepting drainage ditch is flattened, folded and closed.

[0007] A better technical solution of the utility model: the intercepting drainage ditch is a drainage ditch with a U-shaped cross-section, which is used to intercept and drain water from the upper slope, and the open surface of the intercepting drainage ditch is flush with the elevation of the platform.

[0008] The preferred technical solution of the utility model is as follows: the water-guiding flower pipe is connected to the side wall of the intercepting drainage ditch at a position 1 to 2 cm higher than the bottom surface of the intercepting drainage ditch, and a filter net bag is arranged at the connecting end of the water-guiding flower pipe and the intercepting drainage ditch.

[0009] The utility model adds a water-guiding flower pipe inside the traditional intercepting drainage ditch, and the water in the ditch is infiltrated into the slope and platform through the water-guiding flower pipe, so as to achieve the effect of water and soil moisture retention and provide water source for green plants, solve the water source waste caused by the traditional intercepting drainage ditch that only has the function of intercepting and draining water in the mine ecological restoration and management project, realize the reuse of existing water resources, improve the survival rate of vegetation, and reduce the investment in the slope vegetation irrigation system. The structure of the utility model is prefabricated in batches according to fixed sizes, and the installation is simple, convenient and practical, with simple process and low cost, and is suitable for slope ecological restoration and management projects involving vegetation planting. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a cross-sectional schematic diagram of the utility model;

[0011] Figure 2 It is a top view schematic diagram of the utility model;

[0012] Figure 3 yes Figure 1 A magnified schematic diagram of the middle part;

[0013] Figure 4 It is a schematic diagram of the structure of the water-guiding flower tube in the utility model.

[0014] In the figure, 1 is an intercepting drainage ditch, 2 is a water-guiding flower pipe, 200 is a seepage hole, 201 is a filter bag, 202 is a closed end, 3 is a lower slope, 4 is a platform, 5 is an upper slope, and 6 is a drainage ditch at the bottom of the slope. DETAILED DESCRIPTION

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments. Figures 1 to 4 The drawings are all of embodiments, which are drawn in a simplified manner and are only used for the purpose of clearly and concisely illustrating the embodiments of the utility model. The following technical solutions shown in the drawings are specific solutions of the embodiments of the utility model and are not intended to limit the scope of the utility model to be protected. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] In the description of the present utility model, it should be understood that the terms "upper", "lower", "inside", "outside", "left", "right", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, or are directions or positional relationships in which the utility model product is usually placed when in use, or are directions or positional relationships that are usually understood by those skilled in the art. These directions or positional relationships are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present utility model.

[0017] The embodiment provides a vegetation irrigation structure for use in a mine restoration project, which is constructed in a multi-level slope, such as Figures 1 to 4 As shown, the mine restoration project slope in the embodiment is provided with three-level slopes, and the irrigation structure includes an intercepting drainage ditch 1 constructed on the top platform of the first-level slope and the second-level slope, and a bottom drainage ditch 6 is constructed at the bottom of the first-level slope; each intercepting drainage ditch 1 is arranged at the foot line of the upper slope adjacent to the platform 4, and the intercepting drainage ditch 1 is a drainage ditch with a U-shaped cross-section, which is used to intercept and drain the water from the upper slope, and the open surface of the intercepting drainage ditch 1 is flush with the elevation of the platform 4; the irrigation structure also includes a plurality of water-guiding flower pipes 2 connected to the side walls of the intercepting drainage ditch 1, and the plurality of water-guiding flower pipes 2 are equidistantly arranged in parallel along the length direction of the intercepting drainage ditch 1, and the spacing between two adjacent water-guiding flower pipes 2 is 1~2m, one end of each water-guiding flower pipe 2 is connected to the side wall of the intercepting drainage ditch 1, and the other end is tilted downward and inserted into the lower slope 3, and the inclination angle of each water-guiding flower pipe 2 to the bottom plane of the intercepting drainage ditch 1 is 15°. The water-guiding flower pipe 2 is connected to the side wall of the intercepting drainage ditch 1 at a position 1-2 cm higher than the bottom surface of the intercepting drainage ditch, and a filter net bag 201 is arranged at the connecting end of the water-guiding flower pipe 2 and the intercepting drainage ditch 1.

[0018] In the embodiment, Figure 4 As shown, the water guide tube 2 is made of φ7.5, 2.0mm thick steel pipe. The water guide tube 2 is made of a steel pipe with a plurality of seepage holes 200 opened on the tube wall. The seepage holes 200 are distributed in a plum blossom shape, and adjacent seepage holes 200 are spaced 3 to 5 cm apart. The end of the water guide tube 2 away from the intercepting drainage ditch 1 is flattened and folded to form a closed end 202.

[0019] The structure of the utility model for irrigating green plants on the slope in the mine ecological restoration project is characterized in that a water-guiding flower pipe 2 is added inside the traditional intercepting and draining ditch, and the water-guiding flower pipe 2 extends to the platform and the slope surface, so that the water in each layer of the intercepting and draining ditch 1 can penetrate into the soil of the platform and the slope surface through the water-guiding flower pipe 2, thereby achieving the effect of water and soil moisture retention and providing a water source for green plants. Plants planted on the platform and the slope surface can absorb the water introduced by the water-guiding flower pipe 2, thereby realizing the reuse of existing water resources, improving the survival rate of vegetation, and reducing the investment in the slope vegetation irrigation system.

[0020] The water-guiding flower pipe of the utility model can be prefabricated in batches according to fixed sizes, and is simple to install, convenient and practical; the overall process is simple, the cost is low, and it is particularly suitable for irrigation of slope vegetation.

[0021] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A vegetation irrigation structure used in mine restoration projects, characterized in that: The irrigation structure comprises an intercepting drainage ditch (1) and a plurality of water-guiding flower pipes (2) connected to the side wall of the intercepting drainage ditch (1); the intercepting drainage ditch (1) is arranged at a position adjacent to the foot line of the upper slope (5) on a platform (4) at the top of the lower slope (3); the plurality of water-guiding flower pipes (2) are arranged in parallel along the length direction of the intercepting drainage ditch (1); one end of each water-guiding flower pipe (2) is connected to the side wall of the intercepting drainage ditch (1), and the other end is tilted downward and inserted into the lower slope (3); and a filtering structure is provided at the end of each water-guiding flower pipe (2) connected to the side wall of the intercepting drainage ditch (1).

2. The vegetation irrigation structure used in mine restoration engineering according to claim 1 is characterized by: A plurality of water-guiding flower pipes (2) are arranged at equal intervals along the length direction of the intercepting drainage ditch (1), the distance between two adjacent water-guiding flower pipes (2) is 1-2 m, and each water-guiding flower pipe (2) is inclined downward at an angle of 13°-16° to the bottom plane of the intercepting drainage ditch (1).

3. A vegetation irrigation structure for use in mine restoration engineering according to claim 1 or 2, characterized in that: The water guide tube (2) is made of a steel tube with a plurality of seepage holes (200) opened in the tube wall. The seepage holes (200) are distributed in a plum blossom shape, and adjacent seepage holes (200) are spaced 3 to 5 cm apart. One end of the water guide tube (2) away from the intercepting drainage ditch (1) is flattened and folded to form a closed end (202).

4. A vegetation irrigation structure for use in mine restoration engineering according to claim 1 or 2, characterized in that: The intercepting drainage ditch (1) is a drainage ditch with a U-shaped cross section, used to intercept and divert water from the upper slope surface, and the open surface of the intercepting drainage ditch (1) is flush with the elevation of the platform (4).

5. A vegetation irrigation structure for use in mine restoration engineering according to claim 1 or 2, characterized in that: The water-guiding flower pipe (2) is connected to the side wall of the intercepting drainage ditch (1) at a position 1 to 2 cm higher than the bottom surface of the intercepting drainage ditch, and a filter net bag (201) is provided at the connecting end of the water-guiding flower pipe (2) and the intercepting drainage ditch (1).

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