CN216787295U - Hybrid water taking system - Google Patents

Abstract

A hybrid water intake system includes an artesian water diversion pipeline, a siphonic water intake pipeline, a water collection tank and a water pump; the water collection tank is a closed water tank; one end of the artesian water diversion pipeline is connected to the No. Between the normal water level of the water source and the low water level of the water source, the other end of the artesian water diversion pipeline is connected to the water collecting tank, and the No. 1 control valve is set on the artesian diversion pipeline; one end of the siphon water suction pipeline is connected to the No. The water intake head is located below the low water level of the water source, the other end of the siphon suction pipe is connected to the water collecting tank, and the No. 2 control valve is arranged on the siphon suction pipe; The other end of the road is communicated with the water collecting tank, the water outlet of the water pump is communicated with one end of the water delivery pipeline, and the other end of the water delivery pipeline extends to the place where water is used. This design not only has low construction cost, but also low construction difficulty.

Description

A hybrid water intake system

technical field

The utility model relates to the technical field of water supply and drainage, in particular to a mixed water intake system, which is mainly suitable for reducing engineering cost and engineering construction difficulty.

Background technique

The design and construction of water supply system is an important subject of water supply and drainage system. Whether the selection of the water supply system is reasonable or not will have a significant impact on the entire project cost, operating costs, water supply safety, construction difficulty and management workload. The riverbed water intake structure is composed of a water intake head, a water inlet pipe, a water inlet room and a pump room. According to the different forms of water inlet pipes, the water inlet pipes include artesian pipes, siphon pipes, etc.

When the artesian pipe is used for water diversion, the river water enters the water collection room through the artesian pipe. Since the artesian pipe is submerged in the water, the river water flows by gravity, so the work is relatively reliable, but the artesian pipe needs to be buried below the low water level to ensure that the excavation volume is relatively large. large, the construction is more difficult and the construction investment is high.

When the siphon is used to divert water, the river water enters the water collection room through the siphon, and then is pumped away by the pump. The siphon pipe can be buried above the water intake to ensure the low water level. Compared with the artesian pipe, the elevation of the buried pipe can be increased, so the amount of underwater earth and stone can be reduced, the construction difficulty is small, the construction period is shortened, and the construction cost is low. However, when the water level of the river is lower than the top of the siphon pipe, the siphon pipe needs to be evacuated before water can enter, and a vacuum equipment needs to be installed to suck the air in the pipe, which not only increases the vacuum equipment but also wastes energy.

SUMMARY OF THE INVENTION

The purpose of the utility model is to overcome the defects and problems of high engineering cost and high engineering construction difficulty existing in the prior art, and to provide a hybrid water intake system with low engineering cost and low engineering construction difficulty.

In order to achieve the above purpose, the technical solution of the present utility model is: a hybrid water intake system, the water intake system includes an artesian water diversion pipeline, a siphon suction water pipeline, a water collecting tank and a water pump;

The water collecting tank is a closed water tank;

One end of the self-flow water diversion pipeline is communicated with the No. 1 water intake head, the No. 1 water intake head is located between the normal water level of the water source and the low water level of the water source, and the other end of the self-flow water diversion pipeline is communicated with the water collection tank, the No. 1 control valve is set on the self-flow diversion pipeline;

One end of the siphon water suction pipe is communicated with the No. 2 water intake head, the No. 2 water intake head is located below the low water level of the water source, the other end of the siphon water suction pipe is communicated with the water collecting tank, and the siphon water suction pipe is provided with There is a No. 2 control valve;

The water inlet of the water pump is communicated with one end of the water suction pipe of the water pump, the other end of the water suction pipe of the water pump is communicated with the water collecting tank, the water outlet of the water pump is communicated with one end of the water delivery pipe, and the other end of the water delivery pipe extends to the water collecting tank. Place.

The top elevation 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 suction pipeline.

The self-flow water diversion pipelines are arranged horizontally.

The siphon water suction pipeline includes a water inlet pipe, a No. 1 water delivery pipe, a No. 2 water delivery pipe, and a water outlet pipe that are connected in sequence. The water inlet pipe is arranged horizontally, and the water inlet of the water inlet pipe is communicated with the No. The water pipes are arranged horizontally. The elevation of the No. 2 water pipe is higher than the low water level of the water source, and the elevation of the No. 2 water pipe is lower than that of the self-flow diversion pipeline. The No. 2 water pipe is provided with a No. 2 control valve. The water outlet pipe Located inside the water collection tank, the water outlet pipe is arranged vertically, the top of the water outlet pipe is connected with the No. 2 water delivery pipe, 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 suction pipeline includes a horizontal section and a vertical section, the elevation of the horizontal section is higher than the low water level of the water source, and the elevation of the horizontal section is lower than the elevation of the highest point of the siphon suction pipeline, and the vertical section is located at the collection point. Inside the water tank, the top of the vertical section is connected to the water inlet of the pump through the horizontal section, and the bottom of the vertical section is connected with a suction bell mouth, and the elevation of the lowest point of the suction bell mouth is lower than the low water level of the water source.

The No. 1 water intake head is provided with a grille; the No. 2 water intake head is provided with a grille.

The top of the water collecting tank is provided with an inspection manhole.

The water intake system further includes a water intake pump room, and the water collection tank, the No. 1 control valve, the No. 2 control valve and the water pump are all located in the water intake pump room.

Compared with the prior art, the beneficial effects of the present utility model are:

1. In a hybrid water intake system of the present utility model, the water collecting tank is a closed water tank, and one end of the self-flow water diversion pipeline is communicated with the No. 1 water intake head, and the No. 1 water intake head is located between the normal water level of the water source and the low water level of the water source. The other end of the self-flow water diversion pipeline is connected to the water collecting tank, the No. 1 control valve is set on the self-flow water diversion pipeline, and one end of the siphon water diversion pipeline is connected to the No. 2 water intake head, and the No. 2 water intake head is located below the low water level of the water source , the other end of the siphon suction water pipeline is connected with the water collecting tank, and the No. 2 control valve is set on the siphon suction water pipeline. The self-flowing water diversion pipeline and the low-level siphon suction water pipeline increase the buried elevation of the diversion pipeline, reduce the construction difficulty of the diversion pipeline, and shorten the construction period. Equipment, reducing maintenance and management costs, thereby reducing the cost of engineering costs. Therefore, the utility model has low engineering cost and low engineering construction difficulty.

2. In a hybrid water intake system of the present invention, the top elevation 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 lowered from the high water level to the low water level, the water collecting tank is full of water, and the No. 1 control valve is closed. , open the No. 2 control valve, the siphon suction water pipeline is automatically filled with water, and no vacuum equipment is required, which reduces the cost of the project; the minimum water level of the water collecting tank is the same as the elevation of the highest point of the siphon suction water pipeline, so that the pump suction pipeline is always in automatic The water supply can be automatically started at any time in the state of irrigation and water absorption, which improves the reliability of water supply; the top of the water collecting tank is provided with an inspection manhole, and the water collecting tank is usually sealed. Therefore, the utility model has the advantages of low engineering cost, high water supply reliability and simple maintenance.

3. In a hybrid water intake system of the present invention, the self-flow water diversion pipeline is arranged horizontally; the siphon water suction pipeline includes a water inlet pipe, a No. 1 water delivery pipe, a No. The No. 2 water delivery pipe is arranged horizontally, the elevation of the No. 2 water delivery pipe is higher than the low water level of the water source, and the elevation of the No. 2 water delivery pipe is lower than that of the self-flow diversion pipeline. The elevation of the lowest point of the water pipe is lower than the low water level of the water source; the water pump suction pipe includes a horizontal section and a vertical section, the elevation of the horizontal section is higher than the low water level of the water source, and the elevation of the horizontal section is lower than the elevation of the highest point of the siphon suction pipe , the vertical section is located inside the water collecting tank, the bottom of the vertical section is connected with a suction bell mouth, and the elevation of the lowest point of the suction bell mouth is lower than the low water level of the water source; the above design not only improves the reliability of water supply, but also reduces the cost of the project. , Reduce the difficulty of engineering construction. Therefore, the utility model has high water supply reliability, low engineering cost and low engineering construction difficulty.

4. In the hybrid water intake system of the present utility model, the No. 1 water intake head is provided with a grille; the No. 2 water intake head is provided with a grille. The water intake system also includes an intake pump room, the water collection tank, the No. 1 control valve, the No. 2 control valve, and the water pump are all located in the intake pump room. The hybrid water intake system raises the foundation elevation of the intake pump room and saves the intake pump room. The construction cost is reduced, the construction difficulty is reduced, and the construction period is shortened. Therefore, the utility model has high water intake reliability, low engineering cost, low engineering construction difficulty and short engineering construction period.

Description of drawings

Fig. 1 is the elevation layout diagram of a hybrid water intake system of the present invention.

Fig. 2 is a plan layout view of a hybrid water intake system of the present invention.

In the figure: artesian water diversion pipeline 1, siphon suction water pipeline 2, water inlet pipe 21, No. 1 water delivery pipe 22, No. 2 water delivery pipe 23, water outlet pipe 24, water collection tank 3, water pump 4, No. 1 water intake head 5, water source 6. Normal water level 61, low water level 62, high water level 63, No. 1 control valve 7, No. 2 water intake head 8, No. 2 control valve 9, water pump suction pipeline 10, horizontal section 101, vertical section 102, water pipe Road 11, suction bell mouth 12, water intake pump room 13.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

Referring to Figures 1 and 2, a hybrid water intake system includes an artesian water diversion pipeline 1, a siphonic water suction 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-flow water diversion pipeline 1 is communicated with the No. 1 water intake head 5, and the No. 1 water intake head 5 is located between the normal water level 61 of the water source 6 and the low water level 62 of the water source 6, and the other side of the self-flow water diversion pipeline 1. One end is communicated with the water collecting tank 3, and the self-flow water diversion pipeline 1 is provided with a No. 1 control valve 7;

One end of the siphon suction water pipeline 2 is communicated with the No. 2 water intake head 8, the No. 2 water intake head 8 is located below the low water level 62 of the water source 6, and the other end of the siphon suction water pipeline 2 is communicated with the water collecting tank 3, The No. 2 control valve 9 is provided on the siphon suction pipeline 2;

The water inlet of the water pump 4 is connected with one end of the water pump suction pipe 10, the other end of the water pump suction pipe 10 is connected with the water collecting tank 3, the water outlet of the water pump 4 is connected with one end of the water delivery pipe 11, and the water delivery pipe The other end of 11 extends to the water site.

The top elevation 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 suction pipeline 2 .

The self-flow water diversion pipeline 1 is arranged horizontally.

The siphon water suction pipeline 2 includes a water inlet pipe 21, a No. 1 water delivery pipe 22, a No. 2 water delivery pipe 23, and a water outlet pipe 24 that are communicated in sequence. Section 8 is connected, the No. 2 water delivery pipe 23 is arranged horizontally, the elevation of the No. 2 water delivery pipe 23 is higher than the low water level 62 of the water source 6, and the elevation of the No. 2 water delivery pipe 23 is lower than the elevation of the self-flow diversion pipeline 1, The No. 2 control valve 9 is provided on the water delivery pipe 23, the water outlet pipe 24 is located inside the water collecting tank 3, the water outlet pipe 24 is arranged vertically, the top of the water outlet pipe 24 is communicated with the No. 2 water delivery pipe 23, and the lowest point of the water outlet pipe 24 is connected. The elevation is below the low water level 62 of the water source 6 .

The water pump suction pipeline 10 includes 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, and 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 suction bell mouth 12, and the suction bell mouth 12 is the lowest The elevation of the point is lower than the low water level 62 of the water source 6 .

The No. 1 water intake head 5 is provided with a grille; the No. 2 water intake head 8 is provided with a grille.

The top of the water collecting tank 3 is provided with an inspection manhole.

The water intake system further includes a water intake pump room 13 , and the water collection tank 3 , the No. 1 control valve 7 , the No. 2 control valve 9 , and the water pump 4 are all located in the water intake pump room 13 .

A control method of a hybrid water intake system, the control method comprising the following steps:

When the water level of the water source 6 is higher than the elevation of the self-flow water diversion pipeline 1, the No. 1 control valve 7 on the self-flow diversion pipeline 1 is opened, and the No. 2 control valve 9 on the siphon water diversion pipeline 2 is closed. The water flows into the self-flow water diversion pipeline 1 through the No. 1 water intake head 5, and the self-flow diversion pipeline 1 leads the water to the water collection tank 3, and the water in the water collection tank 3 enters the water pump suction line 10, and then the water pump suction line 10 is passed through the water pump 4. The water in 10 is transported to the water delivery pipeline 11, and the water delivery pipeline 11 transports the water to the place where water is used;

When the water level of the water source 6 is lower than the elevation of the self-flow water diversion pipeline 1, close the No. 1 control valve 7 on the self-flow diversion pipeline 1, and open the No. 2 control valve 9 on the siphon water diversion pipeline 2. The water flows into the siphon suction pipe 2 through the No. 2 water intake head 8, and the siphon suction pipe 2 leads the water to the water collecting tank 3. The water in the collecting tank 3 enters the water pump suction pipe 10, and then the water pump suction pipe is pumped through the water pump 4. The water in 10 is transported to the water delivery pipeline 11, and the water delivery pipeline 11 transports the water to the place where water is used.

The principle of the present utility model is described as follows:

This design provides a new type of hybrid water intake system, which has practical significance in reducing the engineering cost of the water plant, realizing energy saving and material saving, and ensuring the safe and economical operation of the water plant. Since the water level in the closed water collection tank is higher than the buried elevation of the siphon suction water pipeline, the installation elevation of the pump can be raised, the foundation elevation of the water intake pump house can be raised, and the water suction pipeline of the pump can be kept in a self-filling state all the time, and the water supply can be started at any time. Water supply reliability is high. In the conventional water intake method, due to the high requirements for water supply safety, the water pump needs to be self-irrigated and the foundation of the water intake pump house is built below the minimum guaranteed water level. ; This design raises the foundation elevation of the water intake pump house, saves the cost of the water intake pump house project, reduces the construction difficulty, and shortens the construction period. The water is drawn from the artesian flow at high water level, and the rainbow draws water in the dry season. According to the different water quality, water with better quality at different depths can be obtained. The water collecting tank is a closed water tank. When the water level of the water source drops from a high water level to a low water level, the water collecting tank is full of water. Close the No. 1 control valve and open the No. 2 control valve. Vacuum equipment.

Example 1:

1 and 2, a hybrid water intake system includes an artesian water diversion pipeline 1, a siphonic water intake pipeline 2, a water collection tank 3 and a water pump 4; the water collection tank 3 is a closed water tank; One end of the water diversion pipeline 1 is communicated with the No. 1 water intake head 5, and the No. 1 water intake head 5 is located between the normal water level 61 of the water source 6 and the low water level 62 of the water source 6, and the other end of the self-flow diversion pipeline 1 is connected to the collector. The water tank 3 is connected, and a No. 1 control valve 7 is provided on the self-flow water diversion pipeline 1; one end of the siphon water suction pipeline 2 is communicated with the No. 2 water intake head 8, and the No. 2 water intake head 8 is located at the low water level 62 of the water source 6. Below, the other end of the siphon suction pipe 2 is communicated with the water collecting tank 3, and the siphon suction pipe 2 is provided with a No. 2 control valve 9; the water inlet of the water pump 4 is connected to one end of the water pump suction pipe 10 The other end of the water pump suction pipeline 10 is connected with the water collecting tank 3, the water outlet of the water pump 4 is connected with one end of the water delivery pipeline 11, and the other end of the water delivery pipeline 11 is extended to the place where water is used; the No. 1 water intake head The part 5 is provided with a grill; the No. 2 water intake head 8 is provided with a grill; the water intake system also includes a pump room 13, the water collection tank 3, the No. , the water pump 4 are located in the pump room 13 .

According to the above scheme, a control method of a hybrid water intake system, the control method comprises the following steps:

When the water level of the water source 6 is higher than the elevation of the self-flow water diversion pipeline 1, the No. 1 control valve 7 on the self-flow diversion pipeline 1 is opened, and the No. 2 control valve 9 on the siphon water diversion pipeline 2 is closed. The water flows into the self-flow water diversion pipeline 1 through the No. 1 water intake head 5, and the self-flow diversion pipeline 1 leads the water to the water collection tank 3, and the water in the water collection tank 3 enters the water pump suction line 10, and then the water pump suction line 10 is passed through the water pump 4. The water in 10 is transported to the water delivery pipeline 11, and the water delivery pipeline 11 transports the water to the place where water is used;

When the water level of the water source 6 is lower than the elevation of the self-flow water diversion pipeline 1, close the No. 1 control valve 7 on the self-flow diversion pipeline 1, and open the No. 2 control valve 9 on the siphon water diversion pipeline 2. The water flows into the siphon suction pipe 2 through the No. 2 water intake head 8, and the siphon suction pipe 2 leads the water to the water collecting tank 3. The water in the collecting tank 3 enters the water pump suction pipe 10, and then the water pump suction pipe is pumped through the water pump 4. The water in 10 is transported to the water delivery pipeline 11, and the water delivery pipeline 11 transports the water to the place where water is used.

Example 2:

The basic content is the same as that of Example 1, except that:

The top elevation 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 collection tank 3 is the same as the elevation of the highest point of the siphon suction water pipeline 2; the top of the water collection tank 3 is provided with an inspection manhole.

Example 3:

The basic content is the same as that of Example 1, except that:

The self-flow water diversion pipeline 1 is arranged horizontally; the siphon water suction pipeline 2 includes a water inlet pipe 21, a No. The water inlet of the water pipe 21 is communicated with the No. 2 water intake head 8, the No. 2 water delivery pipe 23 is arranged horizontally, the elevation of the No. 2 water delivery pipe 23 is higher than the low water level 62 of the water source 6, and the elevation of the No. The elevation of the self-flow water diversion pipeline 1, the No. 2 water delivery pipe 23 is provided with a No. 2 control valve 9, the water outlet pipe 24 is located inside the water collecting tank 3, the water outlet pipe 24 is arranged vertically, and the top of the water outlet pipe 24 is connected to the No. The water pipe 23 is connected, 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 level is 62, and the elevation of the horizontal section 101 is lower than the elevation of the highest point of the siphon suction water pipeline 2, the vertical section 102 is located inside the water collection tank 3, and the top of the vertical section 102 passes through the horizontal section 101 and the water inlet of the water pump 4 The bottom of the vertical section 102 is connected with the 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 intake system, characterized in that, the water intake system comprises an artesian water diversion pipeline (1), a siphonic water suction 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-flow diversion pipeline (1) is communicated with the No. 1 water intake head (5), and the No. 1 water intake head (5) is located at the normal water level (61) of the water source (6) and the low water level (61) of the water source (6). 62), the other end of the self-flow water diversion pipeline (1) is communicated with the water collecting tank (3), and a No. 1 control valve (7) is provided on the self-flow water diversion pipeline (1); One end of the siphon water suction pipe (2) is communicated with the No. 2 water intake head (8), and the No. 2 water intake head (8) is located below the low water level (62) of the water source (6). The other end of (2) is communicated with the water collecting tank (3), and a No. 2 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 the water pump suction line (10), the other end of the water pump suction line (10) is communicated with the water collecting tank (3), and the water outlet of the water pump (4) is connected with the water pump. One end of the water pipeline (11) is communicated, and the other end of the water delivery pipeline (11) is extended to the place where water is used. 2 . The hybrid water intake system according to claim 1 , wherein the top elevation of the water collecting tank ( 3 ) is higher than the high water level ( 63 ) of the water source ( 6 ). 3 . 3. A hybrid water intake system according to claim 1, characterized in that: the lowest water level of the water collecting tank (3) is the same as the elevation of the highest point of the siphon water suction pipeline (2). 4. A hybrid water intake system according to claim 1, characterized in that: the self-flow water diversion pipeline (1) is arranged horizontally. 5. A hybrid water intake system according to claim 1, characterized in that: the siphon water suction pipeline (2) comprises a water inlet pipe (21), a No. 1 water delivery pipe (22), a No. The water pipe (23) and the water outlet pipe (24), the water inlet pipe (21) is arranged horizontally, the water inlet of the water inlet pipe (21) is communicated with the No. 2 water intake head (8), and the No. 2 water delivery pipe (23) is horizontal Arrangement, the elevation of the No. 2 water delivery pipe (23) is higher than the low water level (62) of the water source (6), and the elevation of the No. 2 water delivery pipe (23) is lower than the elevation of the self-flow diversion pipeline (1), the No. 2 water delivery pipe (23) is provided with a No. 2 control valve (9), the water outlet pipe (24) is located inside the water collecting tank (3), the water outlet pipe (24) is arranged vertically, and the top of the water outlet pipe (24) is connected to the No. The water pipe (23) is connected, 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). 6. A hybrid water intake system according to claim 1, wherein the water pump suction pipeline (10) comprises a horizontal section (101) and a vertical section (102), and the horizontal section (101) The elevation of the water source (6) is higher than the low water level (62) of the water source (6), and the elevation of the horizontal section (101) is lower than the elevation of the highest point of the siphon suction pipe (2), and the vertical section (102) is located in 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 suction bell mouth (12), and the suction bell mouth (12) ) the elevation of the lowest point is lower than the low water level (62) of the water source (6). 7. A hybrid water intake system according to claim 1, characterized in that: the No. 1 water intake head (5) is provided with a grille; the No. 2 water intake head (8) is provided with a grid grid. 8. A hybrid water intake system according to claim 1, characterized in that: an inspection manhole is provided on the top of the water collecting tank (3). 9. A hybrid water intake system according to claim 1, characterized in that: the water intake system further comprises a water intake pump house (13), the water collection tank (3), the No. 1 control valve (7), the second No. 1 control valve (9) and water pump (4) are located in the water intake pump room (13).

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