Pipe groove structure of abrupt slope section water conveying pipeline

Abstract

The utility model provides an abrupt slope section water pipe groove structure which comprises a long-strip-shaped pipe wrapping body arranged on an abrupt slope in the inclination direction of the abrupt slope and formed by pouring concrete, a pipeline is wrapped in the pipe wrapping body, and a plurality of baffles are poured on the top of the pipe wrapping body at intervals in the length direction of the pipe wrapping body. The multiple baffles are perpendicular to the wrapping pipe body, and the space between every two baffles is backfilled with backfill materials. According to the structure, the situation that the pipelines in the mountainous area are arranged on the 30-degree abrupt slope cultivated land section is well avoided, the situation that after pipeline construction is completed, top backfill soil cannot be self-stabilized, water and soil loss is caused, and a basic farmland is damaged is avoided, measures are adjusted according to local conditions, and the safe, reasonable, economical and practical pipe groove structure with the pipelines arranged on the 30-degree abrupt slope section is provided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of hydraulic engineering, and particularly relates to a steep slope section water delivery pipeline pipe trench structure. BACKGROUND

[0002] The existing water delivery pipeline pipe material in mountainous areas is mainly spheroidal graphite cast iron pipe and steel pipe, the pipeline is arranged according to the actual terrain, the pipelines are connected by using socket joints or welding, the turning parts are connected and transitioned by using elbow joints and other related parts, a drain valve is arranged at the low concave part of the pipeline, and an air vent valve is arranged at the convex part; because the pipeline arranged in the mountainous area must pass through farmland at present, and the water delivery pipeline arranged in the mountainous area is not conducive to the operation and management in the later period, therefore, the pipeline trench type of the water delivery pipeline is mainly buried pipe; if the pipeline is arranged at the steep slope section or the foot of the along-slope section, the pipe trench excavation at the slope foot is prone to cause slope instability, and even causes landslides and other geological disasters; if the pipeline is arranged at a relatively steep slope (especially greater than 30°), the pipeline is treated by using concrete pipe wrapping or local open pipe section, but this method is only arranged for the stability of the pipeline at the steep slope section and the convenience of construction, with the increasing protection of basic farmland, in order to protect more land in the mountainous area, many new irrigation areas mainly using pipelines are built, but the original farmland must be protected, the existing technology can ensure the stability of the pipeline, but it is difficult to achieve self-stability after the top mountainous farmland is recovered, part of the backfilling is even washed away by rainwater, causing serious water and soil loss, resulting in damage to the basic farmland, and causing a large amount of unnecessary investment loss. SUMMARY

[0003] The utility model discloses a steep slope section water delivery pipeline pipe trench structure can avoid the pipeline construction after the completion causes the top backfilling soil to be unable to self-stable, causes water and soil loss, causes the basic farmland to be damaged, and the specific scheme is as follows:

[0004] A steep slope section water delivery pipeline pipe trench structure, which comprises a long strip-shaped pipe wrapping body made of concrete and arranged on the steep slope along the steep slope inclination direction, the pipe wrapping body is wrapped with a pipeline, a plurality of baffles are spaced apart and poured on the top of the pipe wrapping body along the length direction of the pipe wrapping body, the plurality of baffles are arranged perpendicularly to the pipe wrapping body, and the backfilling material is backfilled between the two baffles.

[0005] Further, a plurality of groups of anchor rods are spaced apart and arranged on the bottom end of the pipe wrapping body along the length direction of the pipe wrapping body, and the plurality of groups of anchor rods are arranged perpendicularly to the pipe wrapping body.

[0006] Further, a plurality of drainage holes are formed in the plurality of baffles respectively, and the plurality of drainage holes are connected with the backfilling material layer respectively.

[0007] Further, an auxiliary plate is poured between the two ends of the two baffles on the pipe wrapping body.

[0008] Further, the pipe wrapping body, the baffle and the auxiliary plate are all made of C20 concrete material.

[0009] Further, the pipe body penetrates the original ground line and is fixed on the bedrock below the soil-rock boundary line by the anchor rod.

[0010] The utility model discloses a beneficial effect is:

[0011] The utility model discloses a kind of steep slope section water delivery pipeline pipe groove structures, this structure is well avoided mountainous area pipeline is arranged in more than 30 ° steep slope farmland section, avoid pipeline construction after completion causes top backfill soil to be unable to self-stable, cause water and soil loss, lead to basic farmland to be destroyed, it is appropriate to the measure, propose pipeline arrangement in 30 ° steep slope section safe and reasonable, economical and practical pipe groove structure type;It also ensures that steep slope section farmland is not destroyed, saves investment under the premise of guaranteeing pipeline construction safety to save later management cost, also reduce later operation management cost and management risk. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is the schematic diagram of cross section of the utility model.

[0013] Fig. 2 It is the schematic diagram of longitudinal section of the utility model.

[0014] Fig. 3 It is the schematic diagram of local plan view of the utility model.

[0015] Reference signs explanation: pipe body 1, pipeline 2, block baffle 3, anchor rod 4, soil-rock boundary line 5, original ground line 6, backfill material 7, auxiliary plate 8. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments.

[0017] Reference Figs. 1-3 A kind of steep slope section water delivery pipeline pipe groove structure, including the long strip-shaped pipe body 1 being set on steep slope by concrete pouring along the inclination direction of steep slope, wherein the inclination of steep slope is more than 30 °, and the section of pipe body 1 is inverted trapezoidal structure, the length of pipe body 1 is determined according to site construction, pipe 2 is wrapped in pipe body 1, wherein pipe 2 is located in the lower part of pipe body 1, multiple baffle plates 3 are poured along the length direction at the top of pipe body 1, and multiple baffle plates 3 are vertically arranged with pipe body 1, backfill material 7 is backfilled between two baffle plates 3, wherein backfill material 7 is composed of soil and rock.

[0018] The bottom end of the preferred pipe-keeping body 1 is provided with a plurality of groups of anchor rods 4 at intervals along the length direction, and the plurality of groups of anchor rods 4 are arranged perpendicularly to the pipe-keeping body 1, wherein the plurality of groups of anchor rods 4 are used for fixing the pipe-keeping body 1 to the bottom surface.

[0019] A plurality of drainage holes are respectively arranged on the preferred plurality of baffles 3, and the plurality of drainage holes are respectively connected with the backfilling material 7, wherein the arrangement of the drainage holes facilitates the drainage of the backfilling material 7 in the rainy days, and avoids the loss of the backfilling material 7 due to heavy rain.

[0020] The auxiliary plates 8 are cast between the two end portions of the two baffles 3 on the preferred pipe-keeping body 1, which can further consolidate the backfilling material 7.

[0021] The pipe-keeping body 1, the baffle 3 and the auxiliary plate 8 are all made of C20 concrete material, which can effectively guarantee the compressive strength.

[0022] The pipe-keeping body 1 penetrates the original ground line 6 and is fixed on the bedrock below the soil-rock boundary line 5 through the anchor rods 4, which can further stabilize the pipe-keeping body 1.

[0023] In the mountainous area, the pipeline is arranged on the farmland section with a slope greater than 30°, so that the top backfill soil of the disturbed part of the original ground cannot be self-stable after the pipeline construction is completed, the water and soil loss is caused, and the basic farmland is damaged. The utility model is adapted to the local conditions, and a safe, reasonable, economical and practical pipe trench structure type is proposed for arranging the pipeline on the 30° steep slope section. The structure size is determined according to the actual situation, the farmland on the steep slope section is not damaged, the investment is saved under the premise of ensuring the safety of pipeline construction, and the later management cost is also saved. Meanwhile, the later operation and management cost and the management risk are also reduced.

[0024] B1 is the width of the pipeline construction space on both sides, B2 is the width of the baffle and the auxiliary plate, D is the diameter of the pipeline, H1 is the thickness of the pipeline cushion layer, H2 is the thickness of the pipeline top pipe-keeping, H3 is the height of the baffle, L is the distance between the faces, M is the longitudinal section slope of the structure, N is the longitudinal section slope of the internal backfilling soil of the structure, and P is the excavation slope of both sides of the structure.

[0025] It is apparent to those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the foregoing description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced by the present application, and any reference signs in the claims should not be regarded as limiting the claims.

[0026] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.

Claims

1. A steep section water conveyance conduit channel structure, characterized by: The utility model relates to a pipeline wrapping body, which comprises a long strip-shaped pipeline wrapping body (1) made of concrete and arranged on a steep slope along the steep slope inclination, wherein a pipeline (2) is wrapped in the pipeline wrapping body (1), a plurality of baffles (3) are arranged perpendicularly to the pipeline wrapping body (1) and spaced apart along the length direction of the pipeline wrapping body (1) at the top of the pipeline wrapping body (1), and backfilling material (7) is filled between two baffles (3).

2. A steep slope section water delivery pipe channel structure according to claim 1, characterized in that: A plurality of groups of anchor rods (4) are arranged perpendicularly to the pipeline wrapping body (1) and spaced apart along the length direction of the pipeline wrapping body (1) at the bottom end of the pipeline wrapping body (1).

3. A steep slope section water delivery pipe channel structure according to claim 1, characterized in that: A plurality of drainage holes are formed in the baffles (3) respectively, and the drainage holes are connected to the backfilling material (7) respectively.

4. A steep slope section water delivery pipe channel structure according to claim 1, characterized in that: Auxiliary plates (8) are arranged between the two ends of two baffles (3) on the pipeline wrapping body (1).

5. A steep slope section of a water delivery conduit channel structure according to claim 4, characterized in that: The pipeline wrapping body (1), the baffles (3) and the auxiliary plates (8) are all made of C20 concrete material.

6. A steep slope section water delivery pipe channel structure according to claim 1, characterized in that: The pipeline wrapping body (1) penetrates the original ground line (6) and is fixed on the bedrock below the soil-rock boundary line (5) through the anchor rods (4).

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