CN212896607U - Pump station is from filling formula siphon diversion system - Google Patents
Pump station is from filling formula siphon diversion system Download PDFInfo
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- CN212896607U CN212896607U CN202021325024.1U CN202021325024U CN212896607U CN 212896607 U CN212896607 U CN 212896607U CN 202021325024 U CN202021325024 U CN 202021325024U CN 212896607 U CN212896607 U CN 212896607U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 137
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 230000009189 diving Effects 0.000 claims description 15
- 230000037452 priming Effects 0.000 claims 6
- 238000012423 maintenance Methods 0.000 abstract description 8
- 238000009412 basement excavation Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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Abstract
The utility model provides a pump station self-charging siphon diversion system, which comprises a water inlet pool and an automatic control device; a water inlet pipe of a water pump is arranged on one side of the water inlet pool, a siphon pipe and a submersible pump water delivery pipe are arranged on the other side of the water inlet pool, and a liquid level meter is arranged on the inner wall of one side provided with the water inlet pipe of the water pump; one end of the siphon pipe penetrates through the side wall of the water inlet pool and is connected with the exhaust pipe, and the other end of the siphon pipe is exposed and connected with the water taking head; one end of the exhaust pipe is communicated with the siphon pipe, and the other end of the exhaust pipe penetrates through the top of the water inlet pool and is provided with an exhaust valve and an electronic vacuum meter. The novel combined structure of the siphon and the pump room water inlet pool is adopted, the pipe burying is carried out within the effective installation height of the siphon, and the siphon is filled with water and exhausted through the water inlet pool by utilizing the natural fluctuation of the water level of a water source, so that the problems of the excavation of an over-deep pipe groove and the operation and maintenance of a conventional siphon system are solved; the advantages of the siphon can be fully exerted, and the problems of high construction difficulty, high cost, inconvenient operation and maintenance of the siphon and the like of the ultra-deep buried pipe are solved.
Description
Technical Field
The utility model relates to a pump station is from filling formula siphon diversion system belongs to hydraulic engineering technical field.
Background
The pump station diversion mode can be divided into open channel diversion and pipeline diversion basically, and usually the pump station has a certain distance from water source and is not suitable for digging channel, it needs to adopt diversion system formed from water-taking head, diversion culvert pipe and water-intake forebay, in which the commonly used diversion pipes are directly-buried pipe and siphon pipe.
Adopt above-mentioned scheme to be, can have that some river bank pump station water pump installation elevation is lower, the leading pipe buried pipe excavation degree of difficulty is big, problem with high costs.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a pump station is from filling formula siphon diversion system.
The utility model discloses a following technical scheme can realize.
The utility model provides a pump station self-charging type siphon diversion system, which comprises a water inlet pool and automatic control equipment arranged at the top of the water inlet pool; a water inlet pipe of a water pump is arranged on one side of the water inlet pool, a siphon pipe and a submersible pump water delivery pipe are arranged on the other side of the water inlet pool, and a liquid level meter is arranged on the inner wall of one side provided with the water inlet pipe of the water pump; one end of the siphon pipe penetrates through the side wall of the water inlet pool and is connected with the exhaust pipe, and the other end of the siphon pipe is exposed and connected with the water taking head; one end of the exhaust pipe is communicated with the siphon pipe, and the other end of the exhaust pipe penetrates through the top of the water inlet pool and is provided with an exhaust valve and an electronic vacuum meter; one end of the submersible pump water pipe is communicated with the water inlet pool, and the other end of the submersible pump water pipe is exposed and connected with a submersible pump; the diving valve, the exhaust valve, the electronic vacuum meter and the liquid level meter are all connected with automatic control equipment.
The height of the water delivery pipe of the submersible pump is higher than that of the siphon.
And the exposed section of the siphon is provided with a diving valve.
The exhaust pipe is arranged at the top of the hump of the siphon.
The diving valve is arranged at the lowest water level pipe section of the siphon pipe.
One end of the submersible pump water delivery pipe is horizontally communicated with the water inlet pool.
The submersible pump is internally provided with a controller, and the controller is connected with automatic control equipment.
The beneficial effects of the utility model reside in that: the siphon is buried within the effective installation height of the siphon by adopting a combined structure of the siphon and a pump room water inlet pool, and the siphon is filled with water and exhausted by utilizing the natural fluctuation of the water level of a water source through the water inlet pool, so that the problems of the excavation of an over-deep pipe groove and the operation and maintenance of a conventional siphon system are solved; the advantages of the siphon can be fully exerted, and the problems of high construction difficulty, high cost, inconvenient operation and maintenance of the siphon and the like of the ultra-deep buried pipe are solved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a flow chart of the automated operation of the present invention;
in the figure: 1-water taking head, 2-diving valve, 3-siphon, 4-exhaust pipe, 5-submersible pump, 6-submersible pump water pipe, 7-exhaust valve, 8-electronic vacuum meter, 9-automatic control equipment, 10-liquid level meter, 11-water inlet tank and 12-water pump water inlet pipe.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1, a pump station self-charging siphon diversion system comprises a water inlet tank 11 and an automatic control device 9 arranged at the top of the water inlet tank 11; a water inlet pipe 12 of a water pump is arranged on one side of the water inlet tank 11, a siphon pipe 3 and a submersible pump water pipe 6 are arranged on the other side of the water inlet tank, and a liquid level meter 10 is arranged on the inner wall of one side provided with the water inlet pipe 12 of the water pump; one end of the siphon 3 penetrates through the side wall of the water inlet pool 11 and is connected with the exhaust pipe 4, and the other end of the siphon is exposed and connected with the water taking head 1; one end of the exhaust pipe 4 is communicated with the siphon pipe 3, and the other end of the exhaust pipe penetrates through the top of the water inlet pool 11 and is provided with an exhaust valve 7 and an electronic vacuum meter 8; one end of the submersible pump water delivery pipe 6 is communicated with the water inlet pool 11, and the outer end of the other end of the submersible pump water delivery pipe is connected with the submersible pump 5; the diving valve 2, the exhaust valve 7, the electronic vacuum meter 8 and the liquid level meter 10 are all connected with an automatic control device 9.
The height of the water delivery pipe 6 of the submersible pump is higher than that of the siphon 3.
And the exposed section of the siphon pipe 3 is provided with a diving valve 2.
The exhaust pipe 4 is arranged at the top of the hump of the siphon pipe 3.
The diving valve 2 is arranged at the lowest water level pipe section of the siphon 3.
One end of the submersible pump water conveying pipe 6 is horizontally communicated with the water inlet pool 11.
The submersible pump 5 is internally provided with a controller, and the controller is connected with an automatic control device 9.
The automatic control equipment 9 is a central control equipment of the pump station, comprises a computer, a network and a control port, can read data of the liquid level meter 10 and the electronic vacuum meter 8, judges the data in the computer, and then sends execution information to a controller of the submerged valve to perform automatic control (both the prior art).
Example 1
As mentioned above, the pump station self-filling siphon diversion system fills water into the siphon pipe through the water storage function, and comprises the siphon pipe (siphon diversion pipe) combined with the exhaust system, the pump room water inlet pool 11 structure combined with the water inlet system and the automatic control equipment 9, as shown in figure 1.
Furthermore, a siphon 3 combined with an exhaust system is connected with the water taking head 1 and the water inlet pool 11, an exhaust pipe 4 is arranged at the hump top of a pipeline of the siphon 3, an exhaust valve 7 and an electronic vacuum meter 8 are arranged at the outlet end of the exhaust pipe 4, and a diving valve 2 is arranged at the section of the inlet end of the siphon 3 lower than the lowest water level.
Specifically, the exhaust valve 7, the electronic vacuum meter 8 and the diving valve 2 are connected into an automatic control system 9, and the water filling and the air exhausting and the siphon effect of the siphon pipe are maintained through the operation of the exhaust valve 7 and the diving valve 2.
Furthermore, a pump room water inlet pool 11 combined with a water inlet system is connected with a siphon 3, a small-pipe-diameter submersible pump water pipe 6 is arranged at the upper part of the siphon, the water inlet end of the submersible pump water pipe 6 is connected with a small submersible pump 5, and the water outlet end horizontally enters the pump room water inlet pool 11.
Specifically, a liquid level meter 10 is arranged in the water inlet pool 11 and is connected into the automatic control equipment 9.
Furthermore, the automatic control equipment 9 can be incorporated into a central control system of the pump station and is mainly used for controlling the operation of the exhaust valve 7 and the external small submersible pump 5 according to the data of the liquid level meter 10, the exhaust pipe 4 and the electronic vacuum meter 8.
Preferably, the automatic operation process of the present invention is as follows:
the method is mainly characterized in that the method for carrying out equipment control according to the instant water level of a water source, the full pipe state of the siphon and the vacuum pressure in the pipe is carried out, the main process is a method for jointly judging and selecting the siphon 3 to fill water to form vacuum through a liquid level meter 10, the numerical value of an electronic vacuum meter 8 and an operation record (the main method is that the water is reversely filled at the inlet pool end of a submersible pump and the water is positively filled by the water source), and then the condition for forming the siphon vacuum is achieved through the cooperative control of a diving valve 2, an exhaust valve 7 and the submersible pump 5.
Preferably, the height of the top of the siphon (from the height of the top of the siphon to the lowest water level of a water source) is set below the local maximum vacuum degree and the highest water level of the water source of the water diversion system, and the siphons are distributed according to the terrain so as to meet the standards of the minimum soil covering thickness and the minimum pipe trench excavation amount.
Example 2
The water supply system is used in some water replenishing engineering in south Chang, the water source is Ganjiang south Chang, the highest water level in flood season is 24.29m (P is 1%), the lowest water level in dry season is 9.12m (P is 99%), the water level variation is large, and the first-stage pump station is vertical shaft type.
The first-stage pump station is arranged at the upstream side of the rice bridge by about 230m and is about 160m from the Ganjiang river levee, the daily average water level of the Ganjiang river water source guarantee rate P of 95% is 12.49m, the daily average water level of the lowest operating water level guarantee rate of 99% is 9.12m, and the daily average water level of the highest operating water level of the Ganjiang river is 18.97m in 20-year meeting.
The siphon adopts 2 DN1600 steel pipes parallel arrangement to pump room central axis symmetrical arrangement, is "eight" style of calligraphy, and horizontal corner is 170, and the radius is 20 m.
Specifically, the siphon adopts the siphon principle to feed water, the central elevation of the siphon at the high section is 13.5m, the central elevation of the siphon at the low section is 7.36m, and the total length of the siphon is about 116 m. The design of a single siphon tube refers to the flow of 1.5m3S, in the tubeThe flow rate was 0.76 m/s.
Specifically, the water inlet end of the siphon is connected with a water taking head box culvert through a flange, the water outlet end of the siphon extends into a water suction well in the pump room, and the siphon is fixed on a water suction well bottom plate through a screw.
Specifically, a diving hydraulic control butterfly valve is arranged at the lower section of the siphon pipe, the valve is installed on an underwater concrete base, and the hump section of the siphon pipe is connected with an exhaust valve through an exhaust pipe.
Specifically, the siphon water source end is provided with a diving hydraulic control butterfly valve, and the hydraulic pump and the control equipment are installed on a pump station control equipment platform. A submersible pump is arranged at a water source outside the pump room and is communicated with a pipeline of the water inlet pool.
Specifically, siphon pipeline top sets up one set of discharge valve, and the valve is arranged in intake chamber upper portion platform, through a DN400 branch connection, is convenient for maintain the maintenance.
To sum up, the beneficial effects of the utility model reside in that:
1. the advantages of the siphon are fully exerted, and the difficulty in pipe burying excavation and the construction cost are reduced;
2. the problem of unfavorable operation and maintenance of the siphon is solved, the water level of a water source can be naturally fluctuated by automatically controlling the water inlet pool, the siphon and a matched valve, an automatic water filling operation mode with low energy consumption and less manual intervention is realized, and the operation and maintenance difficulty of the siphon is effectively reduced;
3. the water filling equipment is arranged, so that siphon can be formed in an auxiliary manner when the natural water filling level is insufficient, and the reliable operation of the water diversion system is guaranteed;
4. the system is composed of common structures and equipment, and has the advantages of simple system logic, simple construction, short construction period, low manufacturing cost and convenient maintenance.
Claims (7)
1. The utility model provides a pump station is from filling formula siphon diversion system, includes intake pool (11) and sets up automatic control equipment (9) at intake pool (11) top, its characterized in that: a water inlet pipe (12) of a water pump is arranged on one side of the water inlet tank (11), a siphon pipe (3) and a submersible pump water pipe (6) are arranged on the other side of the water inlet tank, and a liquid level meter (10) is arranged on the inner wall of one side provided with the water inlet pipe (12) of the water pump; one end of the siphon (3) penetrates through the side wall of the water inlet pool (11) and is connected with the exhaust pipe (4), and the other end of the siphon is exposed and connected with the water taking head (1); one end of the exhaust pipe (4) is communicated with the siphon pipe (3), and the other end of the exhaust pipe penetrates through the top of the water inlet pool (11) and is provided with an exhaust valve (7) and an electronic vacuum meter (8); one end of the submersible pump water pipe (6) is communicated with the water inlet pool (11), and the other end of the submersible pump water pipe is exposed and connected with the submersible pump (5); the diving valve (2), the exhaust valve (7), the electronic vacuum meter (8) and the liquid level meter (10) are all connected with an automatic control device (9).
2. The pump station self-priming siphon priming system according to claim 1, characterized in that: the height of the submersible pump water pipe (6) is higher than that of the siphon (3).
3. The pump station self-priming siphon priming system according to claim 1, characterized in that: the exposed section of the siphon (3) is provided with a diving valve (2).
4. The pump station self-priming siphon priming system according to claim 1, characterized in that: the exhaust pipe (4) is arranged at the top of the hump of the siphon (3).
5. The pump station self-priming siphon priming system according to claim 3, characterized in that: the diving valve (2) is arranged at the lowest water level pipe section of the siphon (3).
6. The pump station self-priming siphon priming system according to claim 1, characterized in that: one end of the submersible pump water pipe (6) is horizontally communicated with the water inlet pool (11).
7. The pump station self-priming siphon priming system according to claim 1, characterized in that: the submersible pump (5) is internally provided with a controller, and the controller is connected with an automatic control device (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021325024.1U CN212896607U (en) | 2020-07-08 | 2020-07-08 | Pump station is from filling formula siphon diversion system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021325024.1U CN212896607U (en) | 2020-07-08 | 2020-07-08 | Pump station is from filling formula siphon diversion system |
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| CN212896607U true CN212896607U (en) | 2021-04-06 |
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| CN202021325024.1U Active CN212896607U (en) | 2020-07-08 | 2020-07-08 | Pump station is from filling formula siphon diversion system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113638473A (en) * | 2021-08-16 | 2021-11-12 | 台嘉成都玻纤有限公司 | Self-starting vacuum water diversion siphon sewage drainage system and control method thereof |
| CN113846744A (en) * | 2021-09-30 | 2021-12-28 | 华能澜沧江水电股份有限公司 | Novel hydropower station unit top cover drainage system and implementation method thereof |
-
2020
- 2020-07-08 CN CN202021325024.1U patent/CN212896607U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113638473A (en) * | 2021-08-16 | 2021-11-12 | 台嘉成都玻纤有限公司 | Self-starting vacuum water diversion siphon sewage drainage system and control method thereof |
| CN113846744A (en) * | 2021-09-30 | 2021-12-28 | 华能澜沧江水电股份有限公司 | Novel hydropower station unit top cover drainage system and implementation method thereof |
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