CN217500133U - Irrigation channel and flower bed - Google Patents

Abstract

The utility model discloses an irrigation channel and flower bed, irrigation channel include the channel, the both sides of channel all are provided with a plurality of drain pipes along length direction, the drain pipe is used for intercommunication channel inboard and outside, the side mouth of pipe elevation that faces water of drain pipe is located more than the design water level of channel. The utility model discloses a set up the drain pipe on two lateral walls of channel, and the side mouth of pipe elevation of being close to of drain pipe is located more than the design water level of channel, can satisfy recent irrigation function, can satisfy the ventilative function that long-term transformation formed the flower bed again. The improved flower bed comprises the irrigation channel and an implant arranged in the channel; the planting body has set gradually soil and stone backfill layer, metalling and planting layer from bottom to top, the drain pipe communicates with the metalling, has satisfied the view function in later stage transformation back flower pond.

Description

Irrigation channel and flower bed

Technical Field

The utility model relates to an engineering technical field is irrigated in the water intaking, concretely relates to irrigation channel and flower pond.

Background

In the development project of the irrigation district, the construction range is large, the construction period is long, and the one-time clean delivery for engineering construction is generally difficult. Therefore, for the irrigation canal system in the plot, each main channel and each branch channel are often required to simultaneously satisfy the dual-function requirements of the irrigation function and the landscape-oriented ecology after the future canal system is transformed.

The structure of the existing irrigation canal system is shown in fig. 1 and fig. 2, common rectangular irrigation canals and trapezoidal irrigation canals are mainly adopted, and the function mainly considered during the construction of the existing irrigation canal system is to ensure the near-term farmland irrigation water delivery; the planning requirements of a long-term matching parcel are not considered, and the requirements of drainage and ecological landscape are flexibly considered. Therefore, the existing irrigation canal system generally adopts a watertight three-side light type canal which is of a concrete structure, the canal can well meet the requirement of irrigation and water delivery of a plot area, and the section of a pure closed structure can furthest ensure the unnecessary loss of an irrigation water head. However, the concrete material has the characteristics of impermeability and breathability, artificial traces are too obvious and abrupt, the concrete material is difficult to be integrated with long-term ecological landscape, and the transformation difficulty is high.

Therefore, after the existing irrigation function of the original area is abolished in a long-term period, the commonly adopted measures are as follows: directly demolishing the buildings of the established canal system, building a matched river channel ecological revetment in situ and beautifying the landscape. The repeated investment of the conventional measures on production data such as manpower, materials, machinery and the like not only increases the construction investment cost, but also causes extremely unfavorable additional burden on the environment due to secondary construction.

Therefore, it is necessary to design an irrigation canal system which can ensure the near-term farmland irrigation water delivery, can realize the long-term matching with the plot planning requirement and has the function of constructing the flower pond landscape.

Irrigation canal system: the system is a network channel system which is used for connecting a water source field and an irrigation field, and guiding and conveying required water from the water source to the field. According to different water delivery levels, the main irrigation channel, the branch irrigation channel, the main irrigation channel and the main irrigation channel are sequentially arranged from the main irrigation channel to the secondary irrigation channel.

Flower bed: the strip-shaped groove reinforced concrete structure is internally provided with planting soil and plant plants cultivated in advance. Is a common landscaping measure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an irrigation canal and flower pond solves current irrigation canal system and can only satisfy recent field irrigation demand, does not possess the problem of the function of founding the flower pond view.

Furthermore, the utility model discloses still provide the flower bed that gives above-mentioned irrigation channel and found.

The utility model discloses a following technical scheme realizes:

the utility model provides an irrigation channel, includes the channel, the both sides of channel all are provided with a plurality of drain pipes along length direction, the drain pipe is used for intercommunication channel inboard and outside, the side mouth of pipe elevation that faces water of drain pipe is located more than the design water level of channel.

Meanwhile, the strip flower bed arranged along the river can well meet the requirement of green ecological landscape in a long term, and the channel reconstruction can reduce the secondary waste of manpower and material resources caused by dismantling and reconstructing, so that the reconstruction of the abandoned irrigation channel into the flower bed is a feasible reconstruction mode. However, the flower bed is general because the root system needs to permeate water ventilative, needs structurally to arrange the wash port of capacity, if leak through the subchannel wash port, then difficult meeting recent channel, consequently, the application is according to irrigation channel and flower bed's functional requirement separately to and the comprehensive consideration is reformed transform in second phase, has designed specially the irrigation channel, concrete design conceptions as follows:

in recent work, the main function of the channel is to ensure the normal irrigation water delivery function, so the on-way loss of the irrigation water head is avoided as much as possible, namely the channel should keep a totally-enclosed structure of three sides. However, after the long-term channel is transformed into the flower bed, the plant roots have high requirements for water seepage and ventilation, and a preparation channel for ventilation and water permeation needs to be reserved on the structure, namely, the drain pipe.

Although the traditional channel is of a three-sided light structure, the safety superelevation is reserved on two sides as a safety reserve. Due to the rarity of extreme conditions, and the time difference of only 3-5 years from the beginning of construction to the complete net delivery is common. After the safety, the functionality and the applicability of the channel are fully considered, reverse water outlets are additionally arranged in structures on two sides of the channel, the water outlets are drain pipes (the pipe diameter is matched with the structural size of the channel), and the backfill materials on the outer side of the channel are granular materials with good hydrophobicity.

The side mouth of pipe that faces water specifically indicates that the drain pipe is located the inboard mouth of pipe of channel, sets up the drain pipe in the both sides of channel, can realize that long-term transformation irrigates the channel and form the flower bed when for satisfy the ventilation function in flower bed, and with the side mouth of pipe elevation that faces water of drain pipe be located more than the design water level of channel, be in order to satisfy the recent irrigation function of irrigation channel.

Promptly irrigation channel is in first phase (near term) canal system architectural design construction, just together brings into first phase design consideration the required structural element of second phase (long term) view ecological construction, avoids unnecessary secondary structure construction to drop into. That is, the possibility and the feasibility of 'secondary utilization of the same structure and near-far term bidirectional function requirement' should be explored to the greatest extent.

Irrigation channel can satisfy following requirement simultaneously:

1) the short-term conservation of farmland irrigation water delivery; 2) the planning requirements of the district are matched in the long term, and the requirements of drainage and ecological landscape are flexibly considered; 3) the second-stage transformation is convenient, the construction is simple, and redundant structures are not increased as much as possible; 4) ecological harmony, landscaping and convenient later operation and maintenance.

Irrigation channel is applicable to irrigate the main canal, irrigate the lateral canal, irrigate the ditch etc..

Therefore, the utility model discloses a set up the drain pipe on two lateral walls of channel, and the side mouth of pipe elevation of being close to of drain pipe is located more than the design water level of channel, can satisfy recent irrigation function, can satisfy the long-term ventilative function that reforms transform formation flower bed again, has solved current irrigation canal system and can only satisfy recent field irrigation demand, does not possess the problem of the function of founding the flower bed view.

Further, the distance between two adjacent drain pipes is 1-2 m.

Furthermore, the drain pipe slope sets up, just the side mouth of pipe that faces water of drain pipe is the high-end, just face the side mouth of pipe that faces water promptly and is higher than the dorsal water side to water discharges outwards smoothly in the long-term channel.

Further, the drain pipe is a PVC pipe.

A flower bed comprises the irrigation channel and an implant arranged in the channel;

the planting body is provided with a soil and stone backfill layer, a gravel layer and a planting layer from bottom to top in sequence, and the drain pipe is communicated with the gravel layer.

After the irrigation function of the channel is disabled, the channel needs to be modified on site, which is different from the totally-enclosed impermeable requirement of the irrigation channel. The flower bed needs to guarantee normal respiration and moisture transportation of plant roots, namely, the bottom of the modified structure is provided with a sufficient moisture and air convection exchange channel.

Therefore, the utility model discloses a flower bed has adopted the binary structure on rubble base layer + flower bed plant green layer.

Specifically, the utility model discloses adopt at the canal bottom of channel and close on construction material and backfill, lay one deck soil stone backfill layer down for reduce the cost that the metalling backfilled. The gravel layer with poor grading (uniform particle size) is laid on the soil and stone backfill layer and serves as a substrate layer, on one hand, after peripheral surface water is collected, the lower portion of the flower pond is provided with enough space to serve as a discharge space for surface water catchment and drainage (the direction of catchment and drainage is the downstream direction of a channel) and a temporary containing space for surface water infiltration, on the other hand, the gravel layer can serve as the substrate of the flower pond, and drain pipes (holes) on two sides of the channel can be matched with soil bodies on the outer side of the channel to perform material exchange of gas and water, so that a sufficient exchange channel is provided for bidirectional ventilation and water permeation of basic functions of the flower pond.

Furthermore, the planting layer is embedded into the gravel layer, and a reversed filter geotextile is arranged between the planting layer and the gravel layer.

Namely, the anti-filtering geotextile is laid on the gravel layer, and preferably, the bottom laying elevation of the anti-filtering geotextile is flush with the arrangement elevation of the drainage pipe. Because the planting layer is embedded into the gravel layer, the inverted filter geotextile is laid at the bottom and extends upwards to form a strip-shaped groove after the horizontal direction meets the size requirement of the flower bed, and the planting layer is arranged in the groove and is used as a green planting section of the flower bed. The planting layer is formed by placing planting soil as plant base hilling soil at the green planting section of the flower bed on the reversed filter geotextile, fine soil with better capillary effect is preferably adopted for the planting soil, wherein the green planting section of the flower bed is a functional area for planting the flower bed, and related plants are planted according to landscape requirements.

Furthermore, the tops of two long edges of the anti-filtration geotextile extend outwards horizontally to form an anchoring section, the anchoring section covers the surface of the gravel layer, and landscape stones are paved on the anchoring section.

On one hand, the geotextile anchoring section is used for fixing the position of the reverse filter geotextile to avoid moving; on the other hand, because the landscape stone on the upper layer and the broken stone on the lower layer are both materials with excellent permeability, the section can be further used as a drainage channel to meet the requirement of draining surface water.

Furthermore, the anchoring section is of a step structure, and the lower step surface is far away from the planting layer, so that the stability of the anchoring section can be further improved.

Furtherly, still include the drainage floral tube, the soil stone backfill layer is inserted to the bottom of drainage floral tube, the gravel layer and planting layer intercommunication are passed at the top of drainage floral tube, be provided with the infiltration fag end in the drainage floral tube, the layer is planted in the top embedding of infiltration fag end.

Preferably, a water seepage rope bundle consisting of more than 3 water seepage ropes is placed in the drainage floral tube, the water seepage rope bundle penetrates through the anti-filtration geotextile layer and then is placed in the planting soil of the floral pool, and the exposed end section is not less than one half of the total height of the floral pool.

The utility model discloses "arrange-water absorption system" by drainage floral tube + infiltration fag end is constituteed can satisfy the dual function that surface runoff let down and utilize the capillary action to counter-seep the effect and keep soil body moisture content simultaneously.

Furthermore, the particle size of the broken stone adopted by the broken stone layer is 2-5 cm.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the utility model discloses a set up the drain pipe on two lateral walls of channel, and the side mouth of pipe elevation of being close to of drain pipe is located more than the design water level of channel, can satisfy recent irrigation function, can satisfy the ventilative function that long-term transformation formed the flower bed again.

2. Irrigation channel is in first phase (near term) canal system architectural design construction, just together brings the required structural element of second phase (long term) view ecological construction into first phase design consideration, avoids unnecessary secondary structure construction to drop into.

3. Flower pond lower part has enough space and contains the space as the interim of discharging space and the surface under water infiltration that surface water catchments and lets out under the surface water, and the gravel layer can regard as the flower pond basement, and cooperation channel both sides drain pipe can possess and carry out the material exchange of gas and water with the channel outside soil body, provides abundant exchange passageway for two-way ventilative, the permeating water of flower pond basic function.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic diagram of a conventional rectangular irrigation canal;

FIG. 2 is a schematic structural diagram of a conventional trapezoid;

fig. 3 is a schematic structural view of the irrigation channel of the present invention;

fig. 4 is a schematic structural view of the flower bed of the present invention.

Reference numbers and corresponding part names in the drawings:

1-channel, 2-drain pipe, 3-soil and stone backfill layer, 4-rubble layer, 5-planting layer, 6-reverse filtration geotextile, 7-drainage floral tube, 8-water seepage rope bundle, 9-landscape stone and 61-anchoring section.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example 1:

as shown in fig. 3, an irrigation channel, including channel 1, the both sides of channel 1 all are provided with a plurality of outlet along length direction, install drain pipe 2 in the outlet, drain pipe 2 can be the PVC pipe, also can be the concrete pipe, preferably PVC pipe, and interval between two adjacent drain pipes 2 is 1-2m, drain pipe 2 is used for communicating 1 inboard and the outside of channel, drain pipe 2 faces the water side mouth of pipe elevation and is located above the design water level of channel 1, for the water of discharge channel 1 inboard after being favorable to the later stage transformation, drain pipe 2 slope sets up, just drain pipe 2 faces the water side mouth of pipe and is high-end, and drain pipe 2 faces the water side mouth of pipe and is higher than the back water side to the water is outwards discharged smoothly in the long-term channel, and face the water side and back water side are that channel 1 is inboard and the outside.

Example 2:

as shown in fig. 4, a flower bed comprises an irrigation channel as described in embodiment 1, and further comprises planting bodies arranged in the channel 1;

the planting body has set gradually soil stone backfill layer 3, metalling 4 and planting layer 5 from bottom to top, drain pipe 2 and metalling 4 intercommunication.

The soil and stone backfill layer 3 is backfilled by adopting a near construction material, and the backfilling cost of the gravel layer 4 is reduced.

The gravel layer 4 selects the loose particles with the particle size within the range of 2-5cm and poor uniform gradation, the gravel layer with the poor gradation is laid on the soil and stone backfill layer to serve as a substrate layer, on one hand, after the peripheral surface water is collected, the lower part of the flower pond is provided with enough space to serve as a discharge space for draining the surface water and a temporary containing space for seepage of the surface water, on the other hand, the gravel layer 4 can serve as the substrate of the flower pond and is matched with the drainage pipes 2 on the two sides of the channel 1 to exchange the substances of gas and water with the soil body outside the channel 1, and a sufficient exchange channel is provided for bidirectional ventilation and water permeation of basic functions of the flower pond.

The planting layer 5 is arranged on the upper flower pond green planting section of the gravel layer 4, the planting layer 5 is used for placing cultivation soil as plant base culture soil, fine soil with good capillary effect is adopted for the cultivation soil, the flower pond green planting section is a functional area of the planting flower pond, and related plants are planted according to landscape requirements.

In the embodiment, in order to improve the permeation and drainage effect of the flower bed, the reversed filter geotextile 6 is laid on the gravel layer 4, the laying elevation of the bottom of the reversed filter geotextile 6 is flush with the arrangement elevation of the drain pipe 2, the bottom of the reversed filter geotextile 6 is laid in the horizontal direction and extends upwards to form a strip-shaped groove after meeting the size requirement of the flower bed, the groove is filled with plant-based hilling soil as a planting layer 5, and the gravel layer 4 is arranged on two sides of the groove; and the tops of two long edges of the reversed filter geotextile 6 extend outwards horizontally to form an anchoring section 61, the anchoring section 61 covers the surface of the gravel layer 4, and landscape stones 9 are paved on the anchoring section. The anchoring section 61 is used for fixing the position of the reverse filtration geotextile 6 on one hand and avoiding position shifting; on the other hand, since the landscape stone 9 on the upper layer and the crushed stone on the lower layer are both materials with excellent permeability, the anchoring section 61 can further serve as a drainage channel to meet the requirement of draining surface water. Preferably, the anchoring section 61 is of a step structure, and the lower step surface is far away from the planting layer 5.

In this embodiment, in order to improve the permeable drainage effect of the flower bed, a plurality of rows (the number of rows is greater than or equal to 2) of drainage flower pipes 7 are arranged in the gravel layer 4, the soil backfill layer 3 is inserted into the bottom of the drainage flower pipes 7, the top of the drainage flower pipes 7 penetrates through the gravel layer 4 to be communicated with the planting layer 5, the drainage flower pipes 7 are arranged in a quincunx staggered manner on the plane, and the pore diameter of the pipe wall of each drainage flower pipe 7 is smaller than or equal to the minimum particle diameter of the gravel in the gravel layer 4. The water seepage rope bundle 8 consisting of more than 3 water seepage ropes is placed in a single water drainage floral tube 7, the water seepage rope bundle 8 penetrates through the 6 layers of the reverse filter geotextile and then is placed in the planting soil, namely the planting layer 5, of the floral pool, and the position of the exposed end section is not less than half of the total height of the floral pool.

In the embodiment, the 'drainage-water absorption system' consisting of the drainage floral tube 7 and the water seepage rope bundle 8 can simultaneously meet the dual functions of surface runoff drainage and retaining the water content of the soil body by utilizing the capillary reverse osmosis effect.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

It should be noted that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, changes of the ratio relationship, or adjustment of the sizes, without affecting the efficacy and the achievable purpose of the present invention, should still fall within the scope that the technical contents disclosed in the present invention can cover. In addition, the terms such as "upper", "lower", "left", "right", "middle", etc. used in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms can be changed or adjusted without substantial technical changes.

Claims (10)

1. The utility model provides an irrigation canal, its characterized in that, includes channel (1), the both sides of channel (1) all are provided with a plurality of drain pipes (2) along length direction, drain pipe (2) are used for intercommunication channel (1) inboard and outside, the side mouth of pipe elevation that is close to water of drain pipe (2) is located more than the design water level of channel (1).

2. The irrigation canal according to claim 1, wherein the distance between two adjacent water discharge pipes (2) is 1-2 m.

3. The irrigation canal as claimed in claim 1, wherein the drain pipe (2) is inclined and the waterside nozzle of the drain pipe (2) is high-end.

4. An irrigation canal according to any of claims 1-3, characterized in that the drain pipe (2) is a PVC pipe.

5. A flower bed, comprising an irrigation canal according to any of claims 1-4, further comprising an implant arranged in the canal (1);

the planting body is provided with a soil and stone backfill layer (3), a gravel layer (4) and a planting layer (5) from bottom to top in sequence, and the drain pipe (2) is communicated with the gravel layer (4).

6. A flower bed according to claim 5, characterized in that the planting layer (5) is embedded in the gravel layer (4), and a reversed filter geotextile (6) is arranged between the planting layer (5) and the gravel layer (4).

7. A flower bed as claimed in claim 6, characterized in that the tops of the two long sides of the anti-filtering geotextile (6) extend outwards horizontally to form anchoring sections (61), the anchoring sections (61) cover the surface of the gravel layer (4), and landscape stones (9) are paved on the anchoring sections.

8. A flower bed according to claim 7, characterized in that the anchoring section (61) is of a stepped structure, and the lower stepped surface is far from the planting layer (5).

9. The flower bed according to claim 5, characterized by further comprising a drainage flower tube (7), wherein a soil and stone backfill layer (3) is inserted into the bottom of the drainage flower tube (7), the top of the drainage flower tube (7) passes through the gravel layer (4) to be communicated with the planting layer (5), a water seepage rope bundle (8) is arranged in the drainage flower tube (7), and the top of the water seepage rope bundle (8) is embedded into the planting layer (5).

10. A flower bed according to any of claims 5-9, characterized in that the crushed stone used in the crushed stone layer (4) has a particle size of 2-5 cm.

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