Water supply system of high-altitude extra-high voltage converter station

Abstract

The utility model belongs to the technical field of extra-high voltage, and particularly relates to a water supply system of a high-altitude extra-high voltage converter station. The spring water at the first water sampling point flows into the water storage tank, the spring water in the water storage tank flows into the permanent adjusting water tank through the permanent water guide pipe, and the spring water in the permanent adjusting water tank flows into the main water pipe of the converter station through the permanent water supply pipe. And spring water at the second water sampling point flows into the temporary adjusting water tank. And spring water in the water storage tank flows into the temporary adjusting water tank through the first temporary drainage pipe. And spring water in the permanent adjusting water tank flows into the temporary adjusting water tank through a second temporary drainage pipe. And the construction regulating reservoir supplies water to the mixing plant. And the construction regulating water tank supplies water to the construction living area water treatment system and the owner office area water treatment system. And temporary water supply in the process of building the converter station is facilitated, and permanent water supply for the built converter station is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of extra -high voltage, concretely relates to a kind of water supply system of high-altitude extra-high voltage converter station. BACKGROUND

[0002] The converter station of the extra-high voltage direct current transmission project built in high-altitude area is usually built on the high-altitude mountain top land with an altitude of more than 3500 meters. Whether it is temporary water supply during the construction of the converter station or permanent water supply for the completed converter station. The existing water source acquisition method of high-altitude extra-high voltage converter station has the following problems: first, if the tap water is supplied by the surrounding town, the water supply distance is long, and the cost of constructing water supply facilities is high. Second, if water is taken from the adjacent river, the height difference between the water taking place and the extra-high voltage converter station is large, usually more than 1000 meters, and the river water needs to be pumped several times to reach the extra-high voltage converter station, so the cost of constructing water supply facilities is high. INVENTION CONTENTS

[0003] The technical problem to be solved by the utility model is to provide a water supply system of high-altitude extra-high voltage converter station, which is convenient for temporary water supply during the construction of the converter station and permanent water supply for the completed converter station.

[0004] The technical scheme adopted by the utility model to solve its technical problem is: a water supply system of high-altitude extra-high voltage converter station, comprising a first water sampling point, a second water sampling point, a water retaining dam, a permanent regulating water tank, a temporary regulating water tank and a construction regulating water tank.

[0005] The water retaining dam and the water storage tank surrounded by the mountain ditch wall are used to collect the spring water flowing out of the first water sampling point.

[0006] The first water outlet on the water retaining dam is connected with the water inlet of the permanent regulating water tank through a permanent water diversion pipe, and the first water outlet on the water retaining dam is higher than the water inlet of the permanent regulating water tank. The permanent regulating water tank is connected with the main water pipe of the converter station through a permanent water supply pipe, and the water outlet of the permanent regulating water tank is higher than the water inlet of the main water pipe of the converter station.

[0007] The temporary regulating water tank is used to collect the spring water flowing out of the second water sampling point, and is located below the permanent regulating water tank.

[0008] The second water outlet on the water retaining dam is connected with the water inlet of the temporary regulating water tank through a first temporary drainage pipe, and the second water outlet on the water retaining dam is higher than the water inlet of the temporary regulating water tank. The spring water in the permanent regulating water tank flows into the temporary regulating water tank through a second temporary drainage pipe.

[0009] The water outlet of the temporary adjusting water tank is connected with the water inlet of the construction adjusting water pool through a temporary water supply pipe, the temporary adjusting water tank supplies water to the construction adjusting water pool through the temporary water supply pipe, and the construction adjusting water pool supplies water to the mixing station, the construction living area and the owner office area.

[0010] Further, the permanent water supply pipe is connected with the temporary adjusting water tank through a second temporary drainage pipe, the water inlet end of the second temporary drainage pipe is connected with the permanent water supply pipe, and the water outlet end of the second temporary drainage pipe is connected with the water inlet of the temporary adjusting water tank.

[0011] Further, the first water collecting point comprises a first spring water outflow pool and a domestic water collecting pool.

[0012] The spring water in the first spring water outflow pool and the domestic water collecting pool all flows into the water storage pool.

[0013] Further, the second water collecting point comprises a second spring water outflow pool and a stream.

[0014] The spring water in the second spring water outflow pool and the stream water in the stream all flow into the temporary adjusting water tank through a temporary water supply pipe.

[0015] Further, the bottom of the water retaining dam is provided with a drainage port, a drainage pipe outside the water storage pool is connected with the drainage port, and a first valve is installed on the drainage pipe.

[0016] Further, the side wall of the permanent adjusting water pool is provided with an overflow port close to the top end of the permanent adjusting water pool, and an overflow pipe outside the permanent adjusting water pool is connected with the overflow port.

[0017] Further, the side wall of the permanent adjusting water pool is provided with a sewage discharge port adjacent to the bottom of the permanent adjusting water pool, a sewage discharge pipe outside the permanent adjusting water pool is connected with the sewage discharge port, and a second valve is installed on the sewage discharge pipe.

[0018] Further, a liquid level meter is installed in the permanent adjusting water pool.

[0019] Further, the permanent water supply pipe, the temporary water supply pipe, the first temporary drainage pipe and the second temporary drainage pipe are steel-plastic composite pipes.

[0020] Compared with the prior art, the water supply system of the high-altitude extra-high voltage converter station has the advantages that temporary water supply is facilitated in the process of building the converter station, and permanent water supply is facilitated for the built converter station. Compared with the background art, long-distance water supply pipes are avoided, and multiple pressurizations are avoided. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a schematic view of the present application;

[0022] Figure 2 is a schematic view of the water taking room in the present application;

[0023] Figure 3 is a flow chart of the present application;

[0024] Reference signs: 1 - first spring water outflow pool; 2 - civil water taking pool; 3 - water storage pool; 4 - permanent regulating water pool; 5 - converter station; 6 - second spring water outflow pool; 7 - stream ditch; 8 - temporary regulating water tank; 9 - construction regulating water pool; 10 - stirring station; 11 - construction living area water treatment system; 12 - construction living area water tank; 13 - construction living area; 14 - owner office area water treatment system; 15 - owner office area water tank; 16 - owner office area; 17 - permanent water diversion pipe; 18 - permanent water supply pipe; 19 - temporary water diversion pipe; 20 - temporary water supply pipe; 21 - first temporary drainage pipe; 22 - second temporary drainage pipe; 23 - drainage pipe; 24 - overflow pipe; 25 - blowdown pipe; 26 - water taking room; 27 - heating equipment; 28 - lightning rod; 29 - smoke sensor; 30 - sound-light alarm; 31 - display; 32 - air exchange fan; 33 - liquid level meter. DETAILED DESCRIPTION

[0025] The present application is further described below in combination with the drawings and examples.

[0026] The application discloses a water supply system of a high-altitude extra-high voltage converter station, which comprises a first water collecting point, a second water collecting point, a water retaining dam, a permanent water regulating pool 4, a temporary water regulating tank 8 and a construction water regulating pool 9. The water retaining dam and a mountain ditch wall enclose a water storage pool 3 for collecting spring water flowing from the first water collecting point. A first water outlet on the water retaining dam is connected with a water inlet of the permanent water regulating pool 4 through a permanent water diversion pipe 17, and the first water outlet on the water retaining dam is higher than the water inlet of the permanent water regulating pool 4. The permanent water regulating pool 4 is connected with a main water pipe of the converter station 5 through a permanent water supply pipe 18, and a water outlet of the permanent water regulating pool 4 is higher than a water inlet of the main water pipe of the converter station 5. The temporary water regulating tank 8 is used for collecting spring water flowing from the second water collecting point and is located below the permanent water regulating pool 4. A second water outlet on the water retaining dam is connected with a water inlet of the temporary water regulating tank 8 through a first temporary water diversion pipe 21, and the second water outlet on the water retaining dam is higher than the water inlet of the temporary water regulating tank 8. Spring water in the permanent water regulating pool 4 flows into the temporary water regulating tank 8 through a second temporary water diversion pipe 22. A water outlet of the temporary water regulating tank 8 is connected with a water inlet of the construction water regulating pool 9 through a temporary water supply pipe 20, the temporary water regulating tank 8 supplies water to the construction water regulating pool 9 through the temporary water supply pipe 20, and the construction water regulating pool 9 supplies water to a mixing station 10, a construction living area 13 and a proprietor office area 16.

[0027] The first water collecting point is located upstream of the water storage pool 3, and the water storage pool 3 is located upstream of the permanent water regulating pool 4. Spring water of the first water collecting point flows into the water storage pool 3, spring water in the water storage pool 3 flows into the permanent water regulating pool 4 through the permanent water diversion pipe 17, and spring water in the permanent water regulating pool 4 flows into the main water pipe of the converter station 5 through the permanent water supply pipe 18. Spring water of the second water collecting point flows into the temporary water regulating tank 8. Spring water in the water storage pool 3 flows into the temporary water regulating tank 8 through the first temporary water diversion pipe 21. Spring water in the permanent water regulating pool 4 flows into the temporary water regulating tank 8 through the second temporary water diversion pipe 22. The temporary water supply pipe 20 comprises a first pipe section and a second pipe section which are connected in series, a water outlet of the temporary water regulating tank 8 is connected with a water inlet of a water pump through the first pipe section, and a water outlet of the water pump is connected with a water inlet of the construction water regulating pool 9 through the second pipe section. The construction water regulating pool 9 supplies water to the mixing station 10. The construction water regulating pool 9 supplies water to a construction living area water treatment system 11, the construction living area water treatment system 11 supplies water to a construction living area water tank 12, and the construction living area water tank 12 supplies water to the construction living area 13. The construction water regulating pool 9 supplies water to a proprietor office area water treatment system 14, the proprietor office area water treatment system 14 supplies water to a proprietor office area water tank 15, and the proprietor office area water tank 15 supplies water to the proprietor office area 16.

[0028] Preferably, the permanent water supply pipe 18 is connected to the temporary water regulating tank 8 through a second temporary water diversion pipe 22; the water inlet end of the second temporary water diversion pipe 22 is connected to the permanent water supply pipe 18, and the water outlet end of the second temporary water diversion pipe 22 is connected to the water inlet of the temporary water regulating tank 8. The connection between the second temporary water diversion pipe 22 and the permanent water supply pipe 18 is higher than the connection between the second temporary water diversion pipe 22 and the temporary water regulating tank 8.

[0029] Specifically, the first water collection point includes a first spring water pool 1 and a domestic water collection pool 2; the spring water in the first spring water pool 1 and the domestic water collection pool 2 flows into the water storage pool 3. The first spring water pool 1 and the domestic water collection pool 2 are located upstream of the water storage pool 3. The domestic water collection pool 2 refers to a water collection pool built at a spring eye, which is the existing one.

[0030] Specifically, the second water collection point includes a second spring water pool 6 and a stream 7; the spring water in the second spring water pool 6 and the stream water in the stream 7 flow into the temporary water regulating tank 8 through a temporary water diversion pipe 19. The temporary water diversion pipe 19 is connected to the water inlet of the temporary water regulating tank 8 and is located outside the temporary water regulating tank 8. The second spring water pool 6 is located upstream of the temporary water regulating tank 8, and the spring water in the second spring water pool 6 is introduced into the temporary water diversion pipe 19 through a diversion branch pipe and then flows into the temporary water regulating tank 8. By setting a water retaining ridge, the stream water in the stream 7 is collected, and then the stream water in the stream 7 is pumped into the temporary water regulating tank 8 through the temporary water diversion pipe 19.

[0031] Preferably, a drain pipe 23 located outside the water storage pool 3 is connected to a drain port formed in the bottom of the water retaining dam, and a first valve is installed on the drain pipe 23. The first valve is in a normally closed state, and when it is necessary to perform maintenance, sand flushing, or water discharge on the water storage pool 3, the first valve is opened.

[0032] Preferably, an overflow pipe 24 located outside the permanent water regulating tank 4 is connected to an overflow port formed in the side wall of the permanent water regulating tank 4. By setting the overflow pipe 24, the spring water in the permanent water regulating tank 4 is in a flowing state.

[0033] Preferably, a liquid level meter 33 is installed in the permanent water regulating tank 4.

[0034] Preferably, a sewage discharge port adjacent to the bottom of the permanent water regulating tank 4 is formed in the side wall of the permanent water regulating tank 4, and a sewage discharge pipe 25 located outside the permanent water regulating tank 4 is connected to the sewage discharge port, and a second valve is installed on the sewage discharge pipe 25. When there is a large amount of sediment in the permanent water regulating tank 4, the staff flushes the permanent water regulating tank 4 through a flushing device, opens the second valve, and the flushing water is discharged through the sewage discharge pipe 25.

[0035] The temporary regulating water tank 8, the construction living area water tank 12 and the owner office area water tank 15 are all made of stainless steel. The capacity of the temporary regulating water tank 8 is 32 cubic meters, the capacity of the construction living area water tank 12 is 40 cubic meters, and the capacity of the owner office area water tank 15 is 40 cubic meters.

[0036] The capacity of the permanent regulating water tank 4 is 18 cubic meters, and the capacity of the construction regulating water tank 9 is 500 cubic meters.

[0037] Preferably, the water taking room 26 is further included, and the permanent regulating water tank 4 is located in the water taking room 26. The water taking room 26 is provided with a heating device 27 to prevent the water in the permanent regulating water tank 4 from freezing. The water taking room 26 is also provided with lighting devices to facilitate the workers to work in the water taking room 26. The roof of the water taking room 26 is provided with a lightning rod 28 which is grounded through a downlead.

[0038] The smoke sensor 29, the sound and light alarm 30 and the monitoring platform are further included, and the smoke sensor 29 and the sound and light alarm 30 are installed in the water taking room 26. The smoke sensor 29 and the sound and light alarm 30 are electrically connected with the monitoring platform. When a fire occurs in the water taking room 26, the smoke sensor 29 sends a smoke signal to the monitoring platform, and the monitoring platform controls the sound and light alarm 30 to alarm.

[0039] The display 31 installed in the water taking room 26 is further included, and the controller of the liquid level meter 33 is electrically connected with the display 31. The liquid level information measured by the liquid level meter 33 is displayed through the display 31.

[0040] The water taking room 26 is provided with a window on the wall, and the window is provided with an air exchange fan 32. The controller of the air exchange fan 32 is electrically connected with the monitoring platform. The monitoring platform controls the air exchange fan 32 to open or close.

[0041] The permanent water inlet pipe 17, the permanent water supply pipe 18, the temporary water inlet pipe 19, the temporary water supply pipe 20, the first temporary drainage pipe 21, the second temporary drainage pipe 22, the drainage pipe 23, the overflow pipe 24 and the sewage pipe 25 can be PVC pipes or metal pipes. Preferably, the permanent water inlet pipe 17, the permanent water supply pipe 18, the temporary water inlet pipe 19, the temporary water supply pipe 20, the first temporary drainage pipe 21, the second temporary drainage pipe 22, the drainage pipe 23, the overflow pipe 24 and the sewage pipe 25 are all steel-plastic composite pipes.

[0042] When the converter station 5 is built, the temporary regulating water tank 8, the construction regulating water tank 9, the mixing station 10, the construction living area water treatment system 11, the construction living area water tank 12, the construction living area 13, the owner office area water treatment system 14, the owner office area water tank 15, the owner office area 16, the temporary water inlet pipe 19, the temporary water supply pipe 20, the first temporary water outlet pipe 21 and the second temporary water outlet pipe 22 are removed. The water storage tank 3, the permanent regulating water tank 4, the permanent water inlet pipe 17, the permanent water supply pipe 18, the water outlet pipe 23, the overflow pipe 24 and the sewage pipe 25 are reserved to provide long-term water supply for the converter station 5.

[0043] The embodiments of the specific implementation are the preferred embodiments of the utility model, and are not limited to the protection scope of the utility model. Any equivalent changes made according to the structure, shape and principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. A water supply system for a high-altitude ultra-high voltage converter station, characterized in that: It includes the first water intake point, the second water intake point, the dam, the permanent regulating pool (4), the temporary regulating tank (8), and the construction regulating pool (9); The water storage pool (3) formed by the dam and the gully wall is used to collect spring water flowing out from the first water intake point; The first outlet of the dam is connected to the inlet of the permanent regulating pool (4) through a permanent water pipe (17), and the first outlet of the dam is higher than the inlet of the permanent regulating pool (4); the permanent regulating pool (4) is connected to the main water pipe of the converter station (5) through a permanent water supply pipe (18), and the outlet of the permanent regulating pool (4) is higher than the inlet of the main water pipe of the converter station (5); The temporary regulating water tank (8) is used to collect spring water flowing out from the second water intake point and is located below the permanent regulating water pool (4); The second outlet on the dam is connected to the inlet of the temporary regulating tank (8) through the first temporary diversion pipe (21). The second outlet on the dam is higher than the inlet of the temporary regulating tank (8). The spring water in the permanent regulating pool (4) flows into the temporary regulating tank (8) through the second temporary diversion pipe (22). The outlet of the temporary regulating water tank (8) is connected to the inlet of the construction regulating water pool (9) through a temporary water supply pipe (20). The temporary regulating water tank (8) supplies water to the construction regulating water pool (9) through the temporary water supply pipe (20). The construction regulating water pool (9) supplies water to the mixing plant (10), the construction living area (13), and the owner's office area (16).

2. The water supply system for a high-altitude ultra-high voltage converter station as described in claim 1, characterized in that: The permanent water supply pipe (18) is connected to the temporary regulating water tank (8) through the second temporary diversion pipe (22); the inlet end of the second temporary diversion pipe (22) is connected to the permanent water supply pipe (18), and the outlet end of the second temporary diversion pipe (22) is connected to the inlet of the temporary regulating water tank (8).

3. The water supply system for a high-altitude ultra-high voltage converter station as described in claim 1, characterized in that: The first water intake point includes the first spring water outlet pool (1) and the domestic water intake pool (2); The spring water in the first spring water outlet pool (1) and the domestic water intake pool (2) both flow into the water storage pool (3).

4. The water supply system for a high-altitude ultra-high voltage converter station as described in claim 2, characterized in that: The second water collection point includes the second spring water outlet pool (6) and the stream (7); The spring water in the second spring water outlet pool (6) and the stream water in the ditch (7) both flow into the temporary regulating water tank (8) through the temporary water pipe (19).

5. The water supply system for a high-altitude ultra-high voltage converter station as described in claim 4, characterized in that: The bottom of the dam is provided with a drainage outlet, and a drainage pipe (23) located outside the water storage tank (3) is connected to the drainage outlet. A first valve is installed on the drainage pipe (23).

6. The water supply system for a high-altitude ultra-high voltage converter station as described in claim 5, characterized in that: An overflow port is provided on the side wall of the permanent regulating water tank (4) near its top, and an overflow pipe (24) located outside the permanent regulating water tank (4) is connected to the overflow port.

7. The water supply system for a high-altitude ultra-high voltage converter station as described in claim 6, characterized in that: The side wall of the permanent regulating water tank (4) is provided with a sewage outlet adjacent to its bottom. The sewage outlet is connected to a sewage pipe (25) located outside the permanent regulating water tank (4). A second valve is installed on the sewage pipe (25).

8. The water supply system for a high-altitude ultra-high voltage converter station as described in claim 1, characterized in that: A level gauge is installed in the permanent regulating water tank (4).

9. The water supply system for a high-altitude ultra-high voltage converter station as described in claim 7, characterized in that: The permanent water inlet pipe (17), permanent water supply pipe (18), temporary water inlet pipe (19), temporary water supply pipe (20), first temporary diversion pipe (21), second temporary diversion pipe (22), drainage pipe (23), overflow pipe (24) and sewage pipe (25) are all steel-plastic composite pipes.

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