CN213204367U - Water drainage structure of water delivery pipeline - Google Patents
Water drainage structure of water delivery pipeline Download PDFInfo
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- CN213204367U CN213204367U CN202021349300.8U CN202021349300U CN213204367U CN 213204367 U CN213204367 U CN 213204367U CN 202021349300 U CN202021349300 U CN 202021349300U CN 213204367 U CN213204367 U CN 213204367U
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- drainage
- energy dissipation
- pipe
- water delivery
- inspection well
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Abstract
The utility model discloses a conduit drainage structures. The energy dissipation device comprises a drainage three-way pipe (1), wherein the drainage three-way pipe (1) is connected with one end of a drainage pipe (2), a control valve (3) is arranged on the drainage pipe (2), the other end of the drainage pipe (2) is connected with an energy dissipation pool (4), a drainage ditch (7) is arranged on the side wall of the energy dissipation pool (4), and the downstream of the drainage ditch (7) is communicated with a nearby mountain ditch; an inspection well (8) is arranged at the control valve (3), and the control valve (3) is arranged in the inspection well (8). The utility model has the characteristics of structural design is simple, and the pipeline overhauls that the phase drainage is effectual, improves the pipeline water delivery guarantee rate.
Description
Technical Field
The utility model relates to a municipal administration and water conservancy electrical engineering field, in particular to conduit drainage structures.
Background
When the municipal or hydraulic engineering water conveying pipeline is overhauled, the water conveying pipeline needs to be emptied. In recent years, more mountainous reservoir water supply projects are built, water pipelines are basically arranged along the contour line of the terrain, and more water pipelines belong to gravity flow water delivery. Because the pipeline needs to be overhauled irregularly at the operation period, a drain valve is required to be arranged at a proper position between two adjacent overhauling valves according to the operation condition of the pipeline, and the pipeline is convenient to empty when overhauling. In water delivery projects in mountainous areas, the drain valve is generally arranged at a lower part of the terrain. The drainage of the prior drainage valve has the following defects: the drainage valve is easy to flush the ground or facilities, and usually needs secondary water lifting and drainage, so that the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a conduit drainage structures. The utility model has the characteristics of structural design is simple, and the pipeline overhauls that the phase drainage is effectual, improves the pipeline water delivery guarantee rate.
The technical scheme of the utility model: a water delivery pipeline drainage structure comprises a drainage three-way pipe, wherein the drainage three-way pipe is connected with one end of a drainage pipe, a control valve is arranged on the drainage pipe, the other end of the drainage pipe is connected with an energy dissipation pool, a drainage ditch is arranged on the side wall of the energy dissipation pool, and the downstream of the drainage ditch is communicated with a nearby mountain ditch; an inspection well is arranged at the control valve, and the control valve is arranged in the inspection well.
In the water pipe drainage structure, the foundation of the energy dissipation pool and the inspection well is replaced by masonry and cushion concrete.
In the water delivery pipeline drainage structure, the thickness of the masonry stone is 50cm, and the thickness of the cushion concrete is 10-15 cm.
In the water delivery pipeline drainage structure, the distance between the side wall of the inspection well and the main water delivery pipeline is more than or equal to 2 m.
In the water delivery pipe drainage structure, a pipe orifice at the other end of the drainage pipe extends into the energy dissipation pool by 20 cm.
In the water pipe drainage structure, the side wall of the energy dissipation pool is 50cm higher than the top of the drainage pipe.
In the water pipe drainage structure, the distance between the energy dissipation pool and the inspection well is greater than 50 cm.
Has the advantages that: compared with the prior art, the utility model is provided with the control valve on the drain pipe, the other end of the drain pipe is connected with the energy dissipation pool, the side wall of the energy dissipation pool is provided with the drainage ditch, and the lower part of the drainage ditch is communicated with the nearby mountain ditch; an inspection well is arranged at the control valve, and the control valve is positioned in the inspection well; the energy of water flow can be dissipated through the energy dissipation pool structure, and the discharged water is prevented from scouring the ground or facilities; in addition, a drainage ditch is arranged on the side wall of the energy dissipation pool, and the downstream of the drainage ditch is communicated with a nearby mountain ditch; the simple structure guides the water flow to the adjacent mountain ditches to be discharged, so that the facilities are not washed, and the water is more smoothly discharged; this version is more adaptable to open air environments.
The utility model discloses an open the control valve and can reach near downstream mountain ditch with the log raft, it is more convenient to drain, does not need the secondary to carry the drainage, and then saves the repair time of water delivery trunk line, improves pipeline maintenance efficiency.
To sum up, the utility model has the characteristics of structural design is simple, and the pipeline overhauls that the phase drainage is effectual, improves the pipeline water delivery guarantee rate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Reference numerals: 1-a drainage three-way pipe, 2-a drainage pipe, 3-an air chamber, 4-an energy dissipation pool, 5-masonry, 6-cushion concrete, 7-a drainage ditch and 8-an inspection well.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Examples are given. A water delivery pipeline drainage structure is shown in figure 1 and comprises a drainage three-way pipe 1, wherein the drainage three-way pipe 1 is connected with one end of a drainage pipe 2, a control valve 3 is arranged on the drainage pipe 2, the other end of the drainage pipe 2 is connected with an energy dissipation pool 4, a drainage ditch 7 is arranged on the side wall of the energy dissipation pool 4, and the downstream of the drainage ditch 7 is communicated with a nearby mountain ditch; an inspection well 8 is arranged at the control valve 3, and the control valve 3 is arranged in the inspection well 8. The three-way drainage pipe 1 can be arranged at a proper position by combining with topographic conditions, and the pipe diameter of the branch pipe of the three-way drainage pipe 1 is determined by combining with the length of the overhaul section of the main water delivery pipe and the drainage duration. In addition, the material of the drain pipe 2 is consistent with that of the main water delivery pipe.
Through setting up energy dissipation pond 4, stretch into energy dissipation pond 4 with drain pipe 2 end, this structure can avoid drain pipe 2 end discharged water to cause to erode ground.
The inspection well 8 is made of brick or reinforced concrete.
The energy dissipation pool 4 is of a reinforced concrete structure, and the thickness of a bottom plate and a side wall of the energy dissipation pool 4 is 25 cm; the drainage ditch 7 has a cross-sectional dimension of 0.3 × 0.5m in width × height.
The foundation of the energy dissipation pool 4 and the inspection well 8 is replaced by masonry 5 and cushion concrete 6.
The thickness of the masonry stone 5 is 50cm, and the thickness of the cushion concrete 6 is 10-15 cm. This structure can effectively enhance the reliability of the drainage pattern.
The distance between the side wall of the inspection well 8 and the main water delivery pipeline is more than or equal to 2 m. This configuration facilitates the arrangement of the control valve inspection well.
The pipe orifice at the other end of the drain pipe 2 extends into the energy dissipation pool by 420 cm. The structure can ensure that water flow can not erode the energy dissipation pool.
The side wall of the energy dissipation pool 4 is 50cm higher than the top of the drain pipe 2. This structure can make the rivers after the energy dissipation can not spill over, arranges downstream through the side escape canal.
The distance between the energy dissipation pool 4 and the inspection well 8 is more than 50 cm. This structure makes energy dissipation bottom of pool board atress even, and the bottom plate scope adopts bed course concrete and stone masonry replacement, and energy dissipation bottom of pool bed course concrete 6/stone masonry 5's net size length is wide (drainage rivers direction) 1.5 x 2 m.
The concrete construction method of the drainage pattern is as follows:
1. excavating a three-way pipe groove, a drain pipe groove, an inspection well and a foundation of an energy dissipation pool;
2. backfilling a three-way pipe cushion layer and a drain pipe cushion layer, replacing the foundation positions of the inspection well and the energy dissipation pool and pouring a bottom plate and a side wall;
3. installing a three-way pipe, a drain pipe and a control valve;
4. and (5) installing the top of the inspection well and the well cover.
5. Building a drainage ditch on the side surface of the energy dissipation pool, and connecting the drainage ditch into a nearby mountain ditch;
6. and backfilling the top of the three-way pipe and the drainage ditch as required to cover soil.
Claims (7)
1. The utility model provides a conduit drainage structures which characterized in that: the energy dissipation device comprises a drainage three-way pipe (1), wherein the drainage three-way pipe (1) is connected with one end of a drainage pipe (2), a control valve (3) is arranged on the drainage pipe (2), the other end of the drainage pipe (2) is connected with an energy dissipation pool (4), a drainage ditch (7) is arranged on the side wall of the energy dissipation pool (4), and the downstream of the drainage ditch (7) is communicated with a nearby mountain ditch; an inspection well (8) is arranged at the control valve (3), and the control valve (3) is arranged in the inspection well (8).
2. The water delivery pipeline drainage structure according to claim 1, wherein: the foundations of the energy dissipation pool (4) and the inspection well (8) are replaced by mortar stones (5) and cushion concrete (6).
3. The water delivery pipeline drainage structure according to claim 2, wherein: the thickness of the masonry stone (5) is 50cm, and the thickness of the cushion concrete (6) is 10-15 cm.
4. The water delivery pipeline drainage structure according to claim 1, wherein: the distance between the side wall of the inspection well (8) and the main water delivery pipeline is more than or equal to 2 m.
5. The water delivery pipeline drainage structure according to claim 1, wherein: the pipe orifice at the other end of the drain pipe (2) extends into the energy dissipation pool (4) by 20 cm.
6. The water delivery pipeline drainage structure according to claim 1, wherein: the side wall of the energy dissipation pool (4) is 50cm higher than the top of the drain pipe (2).
7. The water delivery pipeline drainage structure according to claim 1, wherein: the distance between the energy dissipation pool (4) and the inspection well (8) is more than 50 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021349300.8U CN213204367U (en) | 2020-07-10 | 2020-07-10 | Water drainage structure of water delivery pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021349300.8U CN213204367U (en) | 2020-07-10 | 2020-07-10 | Water drainage structure of water delivery pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213204367U true CN213204367U (en) | 2021-05-14 |
Family
ID=75833184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021349300.8U Active CN213204367U (en) | 2020-07-10 | 2020-07-10 | Water drainage structure of water delivery pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213204367U (en) |
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2020
- 2020-07-10 CN CN202021349300.8U patent/CN213204367U/en active Active
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