CN216787295U - Hybrid water taking system - Google Patents
Hybrid water taking system Download PDFInfo
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- CN216787295U CN216787295U CN202220166547.9U CN202220166547U CN216787295U CN 216787295 U CN216787295 U CN 216787295U CN 202220166547 U CN202220166547 U CN 202220166547U CN 216787295 U CN216787295 U CN 216787295U
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Abstract
A mixed water taking system comprises a self-flowing water guide pipeline, a siphon water suction pipeline, a water collecting tank and a water pump; the water collecting tank is a closed water tank; one end of the gravity flow water diversion pipeline is communicated with the first water taking head, the first water taking head is positioned between the normal water level of the water source and the low water level of the water source, the other end of the gravity flow water diversion pipeline is communicated with the water collecting tank, and the gravity flow water diversion pipeline is provided with a first control valve; one end of the siphon water suction pipeline is communicated with the second water taking head which is positioned below the low water level of the water source, the other end of the siphon water suction pipeline is communicated with the water collecting tank, and the siphon water suction pipeline is provided with a second control valve; the water inlet of the water pump is communicated with one end of a water suction pipeline of the water pump, the other end of the water suction pipeline of the water pump is communicated with the water collecting tank, the water outlet of the water pump is communicated with one end of a water conveying pipeline, and the other end of the water conveying pipeline extends to a water using place. The design has low construction cost and low construction difficulty.
Description
Technical Field
The utility model relates to the technical field of water supply and drainage, in particular to a hybrid water taking system which is mainly suitable for reducing the cost of construction cost and the difficulty of construction.
Background
The design and construction of water supply systems are important issues of water supply and drainage systems. Whether the water supply system is selected reasonably or not will have great influence on the construction cost, the operating cost, the water supply safety, the difficulty of construction and the management workload of the whole project. The river bed type water taking structure consists of a water taking head, a water inlet pipe, a water inlet room and a pump room, wherein river water flows through a water inlet hole of the water taking head, flows along the water inlet pipe to the water collecting room and is pumped away by a water pump. According to different forms of the water inlet pipe, the water inlet pipe is provided with a self-flowing pipe, a siphon pipe and the like.
When the gravity flow pipe is adopted for water diversion, river water enters the water collecting room through the gravity flow pipe, the gravity flow pipe is submerged in the water, and the river water automatically flows by gravity, so that the work is reliable, but the gravity flow pipe needs to be buried below a water intake guaranteed low water level, the excavated earth and stone volume is large, the construction is difficult, and the construction investment is high.
When a siphon is adopted for water diversion, river water enters the water collecting space through the siphon and is pumped away by the pump. The siphon pipe can be buried in water intake to ensure the water level above the low water level, and compared with the gravity flow pipe, the elevation of the buried pipe is improved, so the volume of underwater earth and stone can be reduced, the construction difficulty is low, the construction period is shortened, and the construction cost is low. However, when the river water level is lower than the top of the siphon, the siphon needs to be vacuumized first to feed water, and vacuum equipment needs to be installed to suck air in the pipe, so that the vacuum equipment is added, and energy is wasted.
Disclosure of Invention
The utility model aims to overcome the defects and problems of high construction cost and high construction difficulty in the prior art, and provides a hybrid water taking system with low construction cost and low construction difficulty.
In order to achieve the above purpose, the technical solution of the utility model is as follows: a hybrid water intake system comprises a self-flowing water diversion pipeline, a siphon water diversion pipeline, a water collecting tank and a water pump;
the water collecting tank is a closed water tank;
one end of the gravity flow water diversion pipeline is communicated with a first water taking head, the first water taking head is positioned between the normal water level of a water source and the low water level of the water source, the other end of the gravity flow water diversion pipeline is communicated with a water collecting tank, and a first control valve is arranged on the gravity flow water diversion pipeline;
one end of the siphon water suction pipeline is communicated with a second water taking head which is positioned below the low water level of a water source, the other end of the siphon water suction pipeline is communicated with the water collecting tank, and a second control valve is arranged on the siphon water suction pipeline;
the water inlet of the water pump is communicated with one end of a water suction pipeline of the water pump, the other end of the water suction pipeline of the water pump is communicated with the water collecting tank, the water outlet of the water pump is communicated with one end of a water conveying pipeline, and the other end of the water conveying pipeline extends to a water using place.
The top level of the water collecting tank is higher than the high water level of the water source.
The lowest water level of the water collecting tank is the same as the elevation of the highest point of the siphon water diversion pipeline.
The self-flowing water guide pipeline is horizontally arranged.
Siphon diversion pipeline is including the inlet tube, a raceway, No. two raceways, the outlet pipe that communicate in proper order, the inlet tube level is arranged, the water inlet and the water intaking head intercommunication No. two of inlet tube, No. two raceway levels are arranged, and the elevation of No. two raceways is higher than the low water level at water source, and the elevation of No. two raceways is less than the elevation of diversion pipeline automatically, is provided with control flap No. two on No. two raceways, the outlet pipe is located the inside of header tank, and the outlet pipe is vertical arranges, and the top and the raceway intercommunication No. two of outlet pipe, the elevation of outlet pipe minimum are less than the low water level at water source.
The water pump pipeline that absorbs water includes horizontal segment and vertical section, the elevation of horizontal segment is higher than the low water level at water source, and the elevation of horizontal segment is less than the elevation of siphon diversion pipeline peak, vertical section is located the inside of header tank, and the water inlet intercommunication of horizontal segment and water pump is passed through at the top of vertical section, and the bottom of vertical section is connected with the horn mouth that absorbs water, and the elevation of the horn mouth minimum that absorbs water is less than the low water level at water source.
A grating is arranged on the first water taking head; a grating is arranged on the second water taking head.
And an inspection manhole is arranged at the top of the water collecting tank.
The water taking system further comprises a water taking pump room, and the water collecting tank, the first control valve, the second control valve and the water pump are all located in the water taking pump room.
Compared with the prior art, the utility model has the beneficial effects that:
1. in the hybrid water taking system, the water collecting tank is a closed water tank, one end of a self-flowing water diversion pipeline is communicated with a first water taking head, the first water taking head is positioned between the normal water level of a water source and the low water level of the water source, the other end of the self-flowing water diversion pipeline is communicated with the water collecting tank, a first control valve is arranged on the self-flowing water diversion pipeline, one end of a siphon water suction pipeline is communicated with a second water taking head, the second water taking head is positioned below the low water level of the water source, the other end of the siphon water suction pipeline is communicated with the water collecting tank, a second control valve is arranged on the siphon water diversion pipeline, a water inlet of a water pump is communicated with the water collecting tank through a water pump water suction pipeline, and a water outlet of the water pump is communicated with a water conveying pipeline; the high-level gravity flow water diversion pipeline and the low-level siphon water diversion pipeline are adopted, the embedded elevation of the water diversion pipeline is improved, the construction difficulty of the water diversion pipeline is reduced, the construction period is shortened, meanwhile, the closed water collection tank is adopted, the vacuumizing pipeline and vacuumizing equipment do not need to be built, the maintenance and management cost is reduced, and therefore the construction cost is reduced. Therefore, the utility model has low construction cost and low construction difficulty.
2. In the hybrid water taking system, the top level of the water collecting tank is higher than the high water level of the water source, when the water level of the water source is reduced from the high water level to the low water level, the water collecting tank is filled with water, the first control valve is closed, the second control valve is opened, the siphon water leading pipeline is automatically filled with water, no vacuum pumping equipment is needed, and the construction cost is reduced; the lowest water level of the water collecting tank is the same as the elevation of the highest point of the siphon water diversion pipeline, so that the water suction pipeline of the water pump is always in a self-filling water suction state, water supply can be automatically started at any time, and the water supply reliability is improved; the top of header tank is provided with overhauls the manhole, and the header tank is sealed when flat, when needing to wash the header tank, can open and get into the washing for it is simple and convenient to maintain. Therefore, the utility model has low construction cost, high water supply reliability and simple and convenient maintenance.
3. In the hybrid water taking system, the self-flowing water leading pipeline is horizontally arranged; the siphon diversion pipeline comprises a water inlet pipe, a first water delivery pipe, a second water delivery pipe and a water outlet pipe which are sequentially communicated, wherein the water inlet pipe is horizontally arranged, the second water delivery pipe is horizontally arranged, the elevation of the second water delivery pipe is higher than the low water level of a water source, the elevation of the second water delivery pipe is lower than the elevation of the gravity flow diversion pipeline, the water outlet pipe is positioned in the water collecting tank, the water outlet pipe is vertically arranged, and the elevation of the lowest point of the water outlet pipe is lower than the low water level of the water source; the water pump water suction pipeline comprises a horizontal section and a vertical section, the elevation of the horizontal section is higher than the low water level of a water source, the elevation of the horizontal section is lower than the elevation of the highest point of the siphon water diversion pipeline, the vertical section is positioned in the water collection tank, the bottom of the vertical section is connected with a water suction bell mouth, and the elevation of the lowest point of the water suction bell mouth is lower than the low water level of the water source; the design not only improves the reliability of water supply, but also reduces the cost of construction cost and the difficulty of construction. Therefore, the utility model has high water supply reliability, low construction cost and low engineering construction difficulty.
4. In the hybrid water taking system, a first water taking head is provided with a grid; a grille is arranged on the second water taking head and is additionally provided for intercepting floating objects in water, so that the water taking reliability is improved; the water taking system further comprises a water taking pump room, the water collecting tank, the first control valve, the second control valve and the water pump are all located in the water taking pump room, the basic elevation of the water taking pump room is raised through the hybrid water taking system, the construction cost of the water taking pump room is saved, the construction difficulty is reduced, and the construction period is shortened. Therefore, the utility model has high reliability of water taking, low construction cost, low difficulty of engineering construction and short construction period of the engineering.
Drawings
FIG. 1 is an elevation layout view of a hybrid water intake system of the present invention.
Fig. 2 is a floor plan of a hybrid water intake system of the present invention.
In the figure: the automatic water diversion pipeline comprises a self-flow water diversion pipeline 1, a siphon water diversion pipeline 2, a water inlet pipe 21, a first water delivery pipe 22, a second water delivery pipe 23, a water outlet pipe 24, a water collection tank 3, a water pump 4, a first water taking head part 5, a water source 6, a normal water level 61, a low water level 62, a high water level 63, a first control valve 7, a second water taking head part 8, a second control valve 9, a water pump water suction pipeline 10, a horizontal section 101, a vertical section 102, a water delivery pipeline 11, a water suction bell mouth 12 and a water taking pump room 13.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 and 2, a hybrid water intake system includes a gravity water diversion pipeline 1, a siphon water diversion pipeline 2, a water collection tank 3 and a water pump 4;
the water collecting tank 3 is a closed water tank;
one end of the self-flowing water diversion pipeline 1 is communicated with a first water taking head 5, the first water taking head 5 is positioned between a normal water level 61 of a water source 6 and a low water level 62 of the water source 6, the other end of the self-flowing water diversion pipeline 1 is communicated with a water collecting tank 3, and the self-flowing water diversion pipeline 1 is provided with a first control valve 7;
one end of the siphon water suction pipeline 2 is communicated with a second water taking head 8, the second water taking head 8 is positioned below a low water level 62 of a water source 6, the other end of the siphon water suction pipeline 2 is communicated with the water collecting tank 3, and a second control valve 9 is arranged on the siphon water suction pipeline 2;
the water inlet of the water pump 4 is communicated with one end of a water pump suction pipeline 10, the other end of the water pump suction pipeline 10 is communicated with the water collecting tank 3, the water outlet of the water pump 4 is communicated with one end of a water conveying pipeline 11, and the other end of the water conveying pipeline 11 extends to a water using place.
The top level of the water collection tank 3 is higher than the high water level 63 of the water source 6.
The lowest water level of the water collecting tank 3 is the same as the elevation of the highest point of the siphon water pipe 2.
The self-flowing water guide pipeline 1 is horizontally arranged.
Siphon attracts water pipe way 2 including inlet tube 21, a raceway 22, No. two raceway 23, the outlet pipe 24 that communicates in proper order, inlet tube 21 level is arranged, the water inlet and No. two water intaking head 8 intercommunications of inlet tube 21, No. two raceway 23 levels are arranged, and No. two raceway 23's elevation is higher than the low water level 62 of water source 6, and No. two raceway 23's elevation is less than the elevation of leading water pipe way 1 that flows automatically, is provided with No. two control flap 9 on No. two raceway 23, outlet pipe 24 is located the inside of header tank 3, and outlet pipe 24 is vertical arranges, and outlet pipe 24's top and No. two raceway 23 intercommunication, and the elevation of outlet pipe 24 minimum is less than the low water level 62 of water source 6.
The water pump suction pipeline 10 comprises a horizontal section 101 and a vertical section 102, the elevation of the horizontal section 101 is higher than the low water level 62 of the water source 6, the elevation of the horizontal section 101 is lower than the elevation of the highest point of the siphon suction pipeline 2, the vertical section 102 is located inside the water collecting tank 3, the top of the vertical section 102 is communicated with the water inlet of the water pump 4 through the horizontal section 101, the bottom of the vertical section 102 is connected with a water suction bell mouth 12, and the elevation of the lowest point of the water suction bell mouth 12 is lower than the low water level 62 of the water source 6.
A grille is arranged on the first water taking head part 5; a grating is arranged on the second water taking head part 8.
And an inspection manhole is arranged at the top of the water collecting tank 3.
The water taking system further comprises a water taking pump room 13, and the water collecting tank 3, the first control valve 7, the second control valve 9 and the water pump 4 are all located in the water taking pump room 13.
A method of controlling a hybrid water intake system, the method comprising the steps of:
when the water level of the water source 6 is higher than the elevation of the self-flowing water diversion pipeline 1, a first control valve 7 on the self-flowing water diversion pipeline 1 is opened, a second control valve 9 on the siphon suction pipeline 2 is closed, at the moment, water in the water source 6 flows into the self-flowing water diversion pipeline 1 through a first water taking head 5, the self-flowing water diversion pipeline 1 leads the water to a water collecting tank 3, the water in the water collecting tank 3 enters a water pumping pipeline 10, then the water in the water pumping pipeline 10 is conveyed to a water conveying pipeline 11 through a water pump 4, and the water conveying pipeline 11 conveys the water to a water using place;
when the water level of the water source 6 is lower than the elevation of the gravity drainage pipeline 1, the first control valve 7 on the gravity drainage pipeline 1 is closed, the second control valve 9 on the siphon suction pipeline 2 is opened, at the moment, water in the water source 6 flows into the siphon suction pipeline 2 through the second water taking head 8, the siphon suction pipeline 2 guides the water to the water collecting tank 3, the water in the water collecting tank 3 enters the water pumping pipeline 10, then the water in the water pumping pipeline 10 is conveyed to the water conveying pipeline 11 through the water pump 4, and the water conveying pipeline 11 conveys the water to a water using place.
The principle of the utility model is illustrated as follows:
the design provides a novel hybrid water taking system, which has practical significance in the aspects of reducing the engineering cost of a water plant, realizing energy conservation and material conservation, guaranteeing the safe and economic operation of the water plant and the like. Because the water level in the closed water collecting tank is higher than the embedded elevation of the siphon water diversion pipeline, the installation elevation of the water pump can be improved, the basic elevation of the water taking pump room is raised, the water suction pipeline of the water pump is always in a self-filling water filling state, water supply can be started at any time, and the water supply reliability is high. In a conventional water taking mode, because the requirement on water supply safety is high, a water pump needs to be started by self-filling, the foundation of a water taking pump room is built below the minimum guaranteed water level, the water taking pump room is deeper to build, the civil engineering cost is increased, the ventilation and moisture-proof conditions are poor, and the operation and management are inconvenient; the basic elevation of water intaking pump house has been raised in this design, has saved water intaking pump house engineering cost, has reduced the construction degree of difficulty, has shortened construction cycle. The water is automatically taken at a high water level, and siphoned water is taken in a dry period, so that water with better water quality at different depths can be obtained according to different water qualities. The water collecting tank is a closed water tank, when the water level of a water source is reduced from a high water level to a low water level, the water collecting tank is filled with water, the first control valve is closed, the second control valve is opened, and the water suction pipeline of the water pump is always in a self-suction water filling state without vacuum pumping equipment.
Example 1:
referring to fig. 1 and 2, a hybrid water intake system includes a gravity water diversion pipeline 1, a siphon water diversion pipeline 2, a water collection tank 3 and a water pump 4; the water collecting tank 3 is a closed water tank; one end of the self-flowing water diversion pipeline 1 is communicated with a first water taking head 5, the first water taking head 5 is positioned between a normal water level 61 of a water source 6 and a low water level 62 of the water source 6, the other end of the self-flowing water diversion pipeline 1 is communicated with a water collecting tank 3, and a first control valve 7 is arranged on the self-flowing water diversion pipeline 1; one end of the siphon water suction pipeline 2 is communicated with a second water taking head 8, the second water taking head 8 is positioned below a low water level 62 of a water source 6, the other end of the siphon water suction pipeline 2 is communicated with the water collecting tank 3, and a second control valve 9 is arranged on the siphon water suction pipeline 2; the water inlet of the water pump 4 is communicated with one end of a water pump suction pipeline 10, the other end of the water pump suction pipeline 10 is communicated with the water collecting tank 3, the water outlet of the water pump 4 is communicated with one end of a water conveying pipeline 11, and the other end of the water conveying pipeline 11 extends to a water using place; a grille is arranged on the first water taking head part 5; a grating is arranged on the second water taking head part 8; the water taking system further comprises a water taking pump room 13, and the water collecting tank 3, the first control valve 7, the second control valve 9 and the water pump 4 are all located in the water taking pump room 13.
According to the scheme, the control method of the hybrid water taking system comprises the following steps:
when the water level of the water source 6 is higher than the elevation of the self-flowing water diversion pipeline 1, a first control valve 7 on the self-flowing water diversion pipeline 1 is opened, a second control valve 9 on the siphon suction pipeline 2 is closed, at the moment, water in the water source 6 flows into the self-flowing water diversion pipeline 1 through a first water taking head 5, the self-flowing water diversion pipeline 1 leads the water to a water collecting tank 3, the water in the water collecting tank 3 enters a water pumping pipeline 10, then the water in the water pumping pipeline 10 is conveyed to a water conveying pipeline 11 through a water pump 4, and the water conveying pipeline 11 conveys the water to a water using place;
when the water level of the water source 6 is lower than the elevation of the gravity drainage pipeline 1, the first control valve 7 on the gravity drainage pipeline 1 is closed, the second control valve 9 on the siphon suction pipeline 2 is opened, at the moment, water in the water source 6 flows into the siphon suction pipeline 2 through the second water taking head 8, the siphon suction pipeline 2 guides the water to the water collecting tank 3, the water in the water collecting tank 3 enters the water pumping pipeline 10, then the water in the water pumping pipeline 10 is conveyed to the water conveying pipeline 11 through the water pump 4, and the water conveying pipeline 11 conveys the water to a water using place.
Example 2:
the basic contents are the same as example 1, except that:
the top level of the water collecting tank 3 is higher than the high water level 63 of the water source 6; the lowest water level of the water collecting tank 3 is the same as the elevation of the highest point of the siphon water pipeline 2; and an inspection manhole is arranged at the top of the water collecting tank 3.
Example 3:
the basic contents are the same as example 1, except that:
the self-flowing water diversion pipeline 1 is horizontally arranged; the siphon suction water pipeline 2 comprises a water inlet pipe 21, a first water delivery pipe 22, a second water delivery pipe 23 and a water outlet pipe 24 which are sequentially communicated, the water inlet pipe 21 is horizontally arranged, a water inlet of the water inlet pipe 21 is communicated with a second water taking head 8, the second water delivery pipe 23 is horizontally arranged, the elevation of the second water delivery pipe 23 is higher than the low water level 62 of the water source 6, the elevation of the second water delivery pipe 23 is lower than the elevation of the gravity flow water diversion pipeline 1, a second control valve 9 is arranged on the second water delivery pipe 23, the water outlet pipe 24 is positioned in the water collection tank 3, the water outlet pipe 24 is vertically arranged, the top of the water outlet pipe 24 is communicated with the second water delivery pipe 23, and the elevation of the lowest point of the water outlet pipe 24 is lower than the low water level 62 of the water source 6; the water pump suction pipeline 10 comprises a horizontal section 101 and a vertical section 102, the elevation of the horizontal section 101 is higher than the low water level 62 of the water source 6, the elevation of the horizontal section 101 is lower than the elevation of the highest point of the siphon suction pipeline 2, the vertical section 102 is located inside the water collecting tank 3, the top of the vertical section 102 is communicated with the water inlet of the water pump 4 through the horizontal section 101, the bottom of the vertical section 102 is connected with a water suction bell mouth 12, and the elevation of the lowest point of the water suction bell mouth 12 is lower than the low water level 62 of the water source 6.
Claims (9)
1. A hybrid water taking system is characterized by comprising a self-flowing water diversion pipeline (1), a siphon water diversion pipeline (2), a water collecting tank (3) and a water pump (4);
the water collecting tank (3) is a closed water tank;
one end of the self-flowing water diversion pipeline (1) is communicated with a first water taking head (5), the first water taking head (5) is positioned between a normal water level (61) of a water source (6) and a low water level (62) of the water source (6), the other end of the self-flowing water diversion pipeline (1) is communicated with the water collecting tank (3), and a first control valve (7) is arranged on the self-flowing water diversion pipeline (1);
one end of the siphon water suction pipeline (2) is communicated with a second water taking head (8), the second water taking head (8) is positioned below a low water level (62) of a water source (6), the other end of the siphon water suction pipeline (2) is communicated with the water collecting tank (3), and a second control valve (9) is arranged on the siphon water suction pipeline (2);
the water inlet of the water pump (4) is communicated with one end of a water pump water suction pipeline (10), the other end of the water pump water suction pipeline (10) is communicated with the water collecting tank (3), the water outlet of the water pump (4) is communicated with one end of a water conveying pipeline (11), and the other end of the water conveying pipeline (11) extends to a water using place.
2. A hybrid water intake system according to claim 1, wherein: the top level of the water collecting tank (3) is higher than the high water level (63) of the water source (6).
3. A hybrid water intake system according to claim 1, wherein: the lowest water level of the water collecting tank (3) is the same as the elevation of the highest point of the siphon water pipeline (2).
4. A hybrid water intake system according to claim 1, wherein: the self-flowing water diversion pipeline (1) is horizontally arranged.
5. A hybrid water intaking system according to claim 1, wherein: siphon attraction water pipeline (2) is including inlet tube (21), a raceway (22), No. two raceway (23), outlet pipe (24) that communicate in proper order, inlet tube (21) level is arranged, and the water inlet and the water intaking head (8) of inlet tube (21) communicate, No. two raceway (23) level are arranged, and the elevation of No. two raceway (23) is higher than low water level (62) of water source (6), and the elevation of No. two raceway (23) is less than the elevation of drainage pipeline (1) that flows automatically, is provided with No. two control flap (9) on No. two raceway (23), outlet pipe (24) are located the inside of header tank (3), and outlet pipe (24) are vertical to be arranged, and the top and No. two raceway (23) intercommunication of outlet pipe (24), and the elevation of outlet pipe (24) minimum is less than low water level (62) of water source (6).
6. A hybrid water intake system according to claim 1, wherein: the water pump water suction pipeline (10) comprises a horizontal section (101) and a vertical section (102), the height of the horizontal section (101) is higher than the low water level (62) of a water source (6), the elevation of the horizontal section (101) is lower than the elevation of the highest point of the siphon water suction pipeline (2), the vertical section (102) is located inside the water collecting tank (3), the top of the vertical section (102) is communicated with a water inlet of the water pump (4) through the horizontal section (101), the bottom of the vertical section (102) is connected with a water suction bell mouth (12), and the elevation of the lowest point of the water suction bell mouth (12) is lower than the low water level (62) of the water source (6).
7. A hybrid water intake system according to claim 1, wherein: a grating is arranged on the first water taking head (5); a grating is arranged on the second water taking head part (8).
8. A hybrid water intake system according to claim 1, wherein: and an overhaul manhole is arranged at the top of the water collecting tank (3).
9. A hybrid water intake system according to claim 1, wherein: the water taking system further comprises a water taking pump room (13), and the water collecting tank (3), the first control valve (7), the second control valve (9) and the water pump (4) are all located in the water taking pump room (13).
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|---|---|---|---|
| CN202220166547.9U CN216787295U (en) | 2022-01-21 | 2022-01-21 | Hybrid water taking system |
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| CN202220166547.9U CN216787295U (en) | 2022-01-21 | 2022-01-21 | Hybrid water taking system |
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| CN216787295U true CN216787295U (en) | 2022-06-21 |
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