CN213390333U - Construction water supply system combined with water retaining cofferdam and taken from natural river channel - Google Patents
Construction water supply system combined with water retaining cofferdam and taken from natural river channel Download PDFInfo
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- CN213390333U CN213390333U CN202021356463.9U CN202021356463U CN213390333U CN 213390333 U CN213390333 U CN 213390333U CN 202021356463 U CN202021356463 U CN 202021356463U CN 213390333 U CN213390333 U CN 213390333U
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Abstract
The utility model discloses a get from construction water supply system in natural river course that combines together with manger plate cofferdam, including two adjacent natural river courses, one-level water intaking pump station, transfer water intaking pump station, manger plate cofferdam, water supply pipeline, a water supply pipe, the pond, the manger plate cofferdam is built on first river course, one-level water intaking pump station sets up on second river course, one-level water intaking pump station passes through water supply pipeline and deposits the abundant water yield of certain period of second river course to being located before the manger plate cofferdam of first river course, transfer water intaking pump station sets up the manger plate cofferdam upper reaches in first river course, one-level water intaking pump station and transfer water intaking pump station carry the pond to the engineering construction water through water supply pipeline respectively. The problem of the construction water supply that leads to is difficult to supply in succession because of local water resource space-time distribution is uneven is solved, newly-built large-scale regulation pond has been avoided, economical and practical, and the guarantee nature is high.
Description
Technical Field
The utility model relates to a hydraulic and hydroelectric engineering production water supply field especially relates to the construction water supply system who takes away from natural river course that combines together with the manger plate cofferdam under the unbalanced condition of natural incoming water and process water space-time distribution.
Background
The production of excavation, filling, concrete production, maintenance, grouting and the like in the construction of water conservancy and hydropower engineering needs water, and in addition, the construction campsite also needs to supply domestic water and fire-fighting water. The construction water supply system is mainly responsible for supplying production, domestic water and fire water of all parts of the whole project. In some pumped storage power stations, the construction water supply system also takes into account the initial water storage task of the lower reservoir or the upper reservoir. The construction water supply source of the hydropower station is generally considered to be from a natural river channel. The natural water is generally distributed unevenly at the time of year and within the year, the construction water is difficult to ensure continuous supply, some projects have to build large-scale reservoirs to store water, and some project construction water supply systems have to stop running under the influence of the natural incoming water.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an arrange that simplification, economical and practical, security are high and take from the construction water supply system in natural river course that the manger plate cofferdam combined together to unmatched problem between solution engineering water consumption and the natural water inflow.
In order to realize the purpose, the utility model discloses a technical scheme as follows: the utility model provides a get from construction water supply system in natural river course with what manger plate cofferdam combined together, including two adjacent natural river courses, one-level water intaking pump station, transfer water intaking pump station, the manger plate cofferdam, water pipeline, water supply pipe, the pond, the manger plate cofferdam is built on first river course, one-level water intaking pump station sets up on the second river course, one-level water intaking pump station passes through water pipeline and deposits the abundant water yield of certain period of second river course to before being located the manger plate cofferdam of first river course, transfer water intaking pump station sets up the manger plate cofferdam upper reaches in first river course, one-level water intaking pump station and transfer water intaking pump station are respectively through water supply pipe with water transport to the pond of engineering construction water.
The shortest distance between the second river channel and the upstream of the water retaining cofferdam on the first river channel is not more than 10 km.
The water conveying pipeline is a steel pipe, one end of the steel pipe is connected with a water outlet pipe of the first-stage water taking pump station, and the other end of the steel pipe extends into a river channel in front of the water retaining cofferdam.
The first-level water taking pump station consists of a water taking facility, a clean water tank, a water pumping device and a matched electric control system.
The transfer water intake pump station consists of a clean water tank, a water pumping device and a matched electric control system.
The utility model has the advantages that: the natural river channel in front of the water retaining cofferdam is used as a water storage space, the requirements of construction water and peak water consumption of the engineering all year round are met, and the purpose of continuous water supply is realized; need not to increase water storage facility, economical and practical, safe and reliable.
Drawings
Fig. 1 is the construction water supply system plan view from the natural river course that combines together with the manger plate cofferdam of the utility model.
In the figure, 1, a first-stage water taking pump station; 2. a transfer water pump station; 3. a water retaining cofferdam; 4. a water delivery pipeline; 5, water supply pipeline; 6. a water pool for engineering construction; 7. a first river channel; 8. and a second river channel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive step are within the scope of the present invention.
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the utility model discloses a get from natural river's construction water supply system with what manger plate cofferdam combined together, including two adjacent natural river courses, one-level water intaking pump station 1, transfer water intaking pump station 2, manger plate cofferdam 3, water pipeline 4, water supply pipe 5, pond 6, manger plate cofferdam 3 is built on first river course 7, one-level water intaking pump station 1 sets up on second river course 8, one-level water intaking pump station 1 transfers the abundant water yield of certain period of second river course 8 to being located before the manger plate cofferdam 3 of first river course 7 through water pipeline 4, transfer water intaking pump station 2 sets up in the manger plate cofferdam 3 upper reaches of first river course 7, one-level water intaking pump station 1 and transfer water intaking pump station 2 carry water to the pond 6 of engineering construction water through water supply pipe 5 respectively.
The minimum distance between the second river channel 8 and the upstream of the water-retaining cofferdam 3 on the first river channel 7 is not more than 10 km.
The water conveying pipeline 4 is a steel pipe, one end of the steel pipe is connected with a water outlet pipe of the first-stage water taking pump station 1, and the other end of the steel pipe extends into a river channel in front of the water retaining cofferdam 3.
The first-level water taking pump station 1 comprises a water taking facility, a clean water tank, a water pumping device and a matched electric control system. The transfer water intake pump station 2 is composed of a clean water tank, a water pumping device and a matched electric control system.
The following is further explained by taking a certain large pumped storage power station project adopting the technical scheme of the utility model as an example and combining the accompanying drawings:
in a large pumped storage power station project, a lower reservoir is positioned on a first river channel 7, a second river channel 8 is a main flow of the first river channel 7, and the second river channel 8 and the first river channel 7 have abundant water volumes and are extremely uneven in distribution in the year. In order to meet the requirements of construction water supply and initial water storage, a first-stage water intake pump station 1 is newly built on a second river channel 8, and the abundant water quantity of the second river channel 8 in the water-rich month is transferred to the front of a water retaining cofferdam 3 of a lower reservoir in advance through a water delivery steel pipe (a water delivery pipeline 4). According to the water balance analysis, a transfer water pump station 2, a water supply pipeline 5 and a construction water supply pool 6 are preferentially adopted to supply water for the production and the domestic of the whole project; the construction peak water consumption and the initial water storage are both taken from the transfer water storage quantity in front of the water retaining cofferdam 3.
Through adopting the utility model discloses an above-mentioned technical scheme has solved the uneven and construction water supply that leads to of local water resource space-time distribution and has been difficult to the problem of continuous supply, and the continuous supply of engineering construction water consumption, initial stage retaining water consumption has obtained the assurance. The novel water storage tank avoids a newly-built large-scale storage tank, and is economical, practical, safe and reliable.
In summary, the present invention is not limited to the above embodiments, and other embodiments can be easily proposed by those skilled in the art within the technical teaching of the present invention, but all such embodiments are included in the scope of the present invention.
Claims (5)
1. A construction water supply system combined with a water-retaining cofferdam and taken from a natural river channel is characterized by comprising two adjacent natural river channels, a first-stage water taking pump station (1), a transfer water taking pump station (2), a water-retaining cofferdam (3), a water conveying pipeline (4), a water supply pipeline (5) and a water pool (6), wherein the water-retaining cofferdam (3) is built on a first river channel (7), the first-stage water taking pump station (1) is arranged on a second river channel (8), the first-stage water taking pump station (1) transfers surplus water in certain time intervals of the second river channel (8) to be positioned in front of the water-retaining cofferdam (3) of the first river channel (7) through the water conveying pipeline (4), the transfer water taking pump station (2) is arranged at the upstream of the water-retaining cofferdam (3) of the first river channel (7), the first-stage water taking pump station (1) and the middle-transfer water taking pump station (2) respectively convey water to a water pool (6) for engineering construction water through a water supply pipeline (5).
2. Construction water supply system from natural river, combined with water-retaining cofferdams according to claim 1, characterized in that the minimum distance of the second river (8) upstream of the water-retaining cofferdam (3) on the first river (7) does not exceed 10 km.
3. The construction water supply system combined with the water-retaining cofferdam and taken from the natural river channel as claimed in claim 1, wherein the water conveying pipeline (4) is a steel pipe, one end of the steel pipe is connected with the water outlet pipe of the first-stage water taking pump station (1), and the other end of the steel pipe extends into the river channel in front of the water-retaining cofferdam (3).
4. The construction water supply system combined with water-retaining cofferdams and taken from natural river channels according to claim 1 is characterized in that the primary water taking pump station (1) is composed of a water taking facility, a clean water pond, a water pumping device and a matched electric control system.
5. The construction water supply system combined with water-retaining cofferdams and taken from natural river channels according to claim 1, characterized in that the transfer water pump station (2) consists of a clean water pond, a water pumping device and a matched electric control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021356463.9U CN213390333U (en) | 2020-07-10 | 2020-07-10 | Construction water supply system combined with water retaining cofferdam and taken from natural river channel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021356463.9U CN213390333U (en) | 2020-07-10 | 2020-07-10 | Construction water supply system combined with water retaining cofferdam and taken from natural river channel |
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| CN213390333U true CN213390333U (en) | 2021-06-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808879A (en) * | 2022-05-16 | 2022-07-29 | 中国电建集团成都勘测设计研究院有限公司 | Arrangement structure of pumped storage power station |
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2020
- 2020-07-10 CN CN202021356463.9U patent/CN213390333U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808879A (en) * | 2022-05-16 | 2022-07-29 | 中国电建集团成都勘测设计研究院有限公司 | Arrangement structure of pumped storage power station |
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