CN113045039B - Municipal landscape water circulation system and water treatment method thereof - Google Patents
Municipal landscape water circulation system and water treatment method thereof Download PDFInfo
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- CN113045039B CN113045039B CN202110293241.XA CN202110293241A CN113045039B CN 113045039 B CN113045039 B CN 113045039B CN 202110293241 A CN202110293241 A CN 202110293241A CN 113045039 B CN113045039 B CN 113045039B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
Abstract
The utility model relates to the field of sewage treatment technology, especially, relate to a municipal landscape water circulation system and water treatment method thereof, wherein municipal landscape water circulation system includes the delivery pipe that supplies water for the shower nozzle of fountain, still include the drain pipe, the sedimentation tank, the overflow chamber establishes the filter chamber of water purification material in with, the delivery pipe is located the drain pipe, the water supply pipe outer wall encloses into the runner with the drain pipe inner wall, the shower nozzle is located the sedimentation tank, filter chamber and overflow chamber all enclose the shower nozzle round and all are located the sedimentation tank outside, the topside of sedimentation tank participates in and encloses into the water inlet in overflow chamber, the water inlet of filter chamber is located the overflow intracavity, the delivery port and the runner top switch-on of filter chamber. The problem that present municipal landscape water circulating system area is big has been solved to this application.
Description
Technical Field
The application relates to the field of sewage treatment technology, in particular to a municipal landscape water circulation system and a water treatment method thereof.
Background
Along with the improvement of living standard, the requirement of people on living environment is higher and higher, and in order to meet the living requirement of people, the fountain, namely the landscape water body, also appears in a large number in cities, so that the city taste is improved on one hand, and the living environment of people is improved on the other hand. However, most landscape water bodies are designed to be static or slow-flowing water bodies with poor self-cleaning capability, and can deteriorate rapidly once polluted, so that the environment is not beautified, and the environment is damaged. Therefore, in order to clean the quality of the landscape water body, certain water treatment measures need to be taken.
The invention patent with publication number CN109851172A provides a municipal landscape water circulation system and a water treatment method: the water in the landscape pool is filtered by the first filtering pool, the artificial wetland, the second filtering pool, the biomembrane reaction pool and the sterilization pool in sequence and then enters the water storage pool, and the high-pressure pump in the water storage pool supplies water for the spray head of the fountain. Because the sites in cities are limited, and additional sites are hardly provided for constructing a filtering tank, an artificial wetland, a biomembrane reaction tank, a sterilization tank and a water storage tank, a municipal landscape water circulation system with small floor space is urgently needed.
Disclosure of Invention
In order to solve the problem that the occupied area of the existing municipal landscape water circulation system is large, the application provides the municipal landscape water circulation system and the water treatment method thereof.
In a first aspect, the application provides a municipal landscape water circulation system, which adopts the following technical scheme:
a municipal landscape water circulation system comprises a water supply pipe for supplying water to a spray head of a fountain, and further comprises a drain pipe, a sedimentation tank, an overflow cavity and a filter cavity in which water purification materials are arranged, wherein the water supply pipe is positioned in the drain pipe, the outer wall of the water supply pipe and the inner wall of the drain pipe define a flow channel, the spray head is positioned in the sedimentation tank, the filter cavity and the overflow cavity both define a circle of spray head and are positioned outside the sedimentation tank, the top edge of the sedimentation tank participates in defining a water inlet of the overflow cavity, the water inlet of the filter cavity is positioned in the overflow cavity, the water outlet of the filter cavity is communicated with the top of the flow channel, and the bottom of the flow channel is communicated to the bottom of the landscape tank;
the top edge of the sedimentation tank is higher than the water inlet of the overflow cavity, and when the overflow speed of the top edge of the sedimentation tank is low, all water overflows into the overflow cavity; when the overflow speed of the top edge of the sedimentation tank is high, a small part of water overflows into the overflow cavity, and a large part of water overflows into the landscape tank.
By adopting the technical scheme, municipal tap water is adopted to discharge water into the landscape pool for the first time, the water discharge is stopped when the water level reaches the specified height, then a water pump in the landscape pool is started, and water in the pool is pumped to the spray nozzle.
Part of water sprayed by the spray head falls into the sedimentation tank, and the rest of the water falls into the landscape tank (a small amount of water entering the water inlet of the overflow cavity is ignored), because the landscape tank is open, dust and garbage easily enter, the water sucked by the water pump contains impurities such as dust and tiny garbage particles, the impurities in the water are precipitated in the sedimentation tank, and after the sedimentation tank is full of water, the upper clear water overflows into the overflow cavity.
The clean water in the overflow cavity overflows to the filter cavity after further precipitation, and flows into the landscape pool through the flow channel after passing through the water purification materials (such as activated carbon, alum and the like) in the filter cavity.
Above-mentioned water circulating system surrounds the shower nozzle setting, and area is controllable to be made very little, so solved the big problem of present municipal landscape water circulating system area.
Optionally, a first enclosing plate surrounding the spray head is connected to the top of the water supply pipe, a second enclosing plate surrounding the spray head is arranged in the first enclosing plate, a cavity surrounding the spray head is arranged on the outer wall of the second enclosing plate, the cavity is sealed by the first enclosing plate, a sedimentation tank is enclosed by the inner wall of the second enclosing plate, a through hole leading to the cavity is arranged in the sedimentation tank, and a filtering material covering the through hole is arranged in the sedimentation tank;
be equipped with the overflow hole on the first bounding wall, the overflow hole is located the cavity top, and overflow hole intercommunication cavity and overflow chamber, overflow hole are higher than the water inlet of filter chamber.
Through adopting above-mentioned technical scheme, utilize filter material (like sponge, filter screen etc.) interception sedimentation tank aquatic debris, make during relatively clean water passes through the through-hole and flows into the cavity, water does not receive sedimentation tank in the cavity ripples influence, so the water sedimentation in the cavity is effectual, and upper clear water in the cavity overflows to the overflow chamber through the overflow hole, has improved the water intake efficiency in overflow chamber.
Optionally, a conical sleeve is arranged in the first enclosing plate, the spray head penetrates through the conical sleeve and extends into the sedimentation tank, the bottom of the second enclosing plate is supported on the outer wall of the conical sleeve, and the outer wall of the second enclosing plate is supported on the top of the first enclosing plate.
Through adopting above-mentioned technical scheme, need not second bounding wall and first bounding wall fixed connection, only need arrange the second bounding wall in first bounding wall, make both coaxial can, made things convenient for and taken off the second bounding wall in order to clean up the system.
Optionally, the bottom of the first enclosing plate encloses a tapered groove, and the bottom of the tapered sleeve is supported on the inner wall of the tapered groove.
Through adopting above-mentioned technical scheme, need not to arrange conical groove and first bounding wall fixed connection in only needing to place the taper sleeve in first bounding wall, make both coaxial can, made things convenient for and taken off the taper sleeve in order clearance system.
Optionally, the top of the drain pipe is connected with a third enclosing plate surrounding the spray head, the third enclosing plate and the outer wall of the first enclosing plate enclose a filter cavity, the outer wall of the third enclosing plate is connected with a fourth enclosing plate surrounding the spray head, and the fourth enclosing plate, the outer wall of the first enclosing plate, the outer wall of the third enclosing plate and the outer wall of the second enclosing plate enclose an overflow cavity.
Through adopting above-mentioned technical scheme, both realized the compact overall arrangement in filter chamber and overflow chamber, made things convenient for the dismantlement again: the fourth enclosing plate is firstly disassembled, and then the third enclosing plate is disassembled.
Optionally, a first internal thread opening is formed in the bottom of the first enclosing plate, and the top of the water supply pipe is screwed in the first internal thread opening.
Through adopting above-mentioned technical scheme, made things convenient for first bounding wall of dismouting.
Optionally, a second internal thread opening is formed in the bottom of the third surrounding plate, and the top of the drain pipe is screwed in the second internal thread opening.
Through adopting above-mentioned technical scheme, made things convenient for the dismouting third bounding wall.
Optionally, a pressurized tap water pipe and a circulating water pipe are arranged in the water supply pipe, the circulating water pipe is connected with a submersible pump in the landscape pool, and the pressurized tap water pipe and the circulating water pipe are both connected to the water inlet of the spray head.
By adopting the technical scheme, water is added to the dried landscape pool for the first time, and when water needs to be supplemented after the water amount in the landscape pool is reduced, a pressurized tap water pipe is used for supplying water to the spray head; and when the water amount in the landscape pool is stable, the water in the landscape pool is pumped to supply water for the spray head.
Optionally, a water inlet of the submersible pump is connected with a water suction pipe, and the water suction pipe is far away from the bottom of the flow passage.
By adopting the technical scheme, the water flowing out of the bottom of the flow channel is purified, so that the water suction pipe sucks dirty water far away from the bottom of the flow channel as far as possible to enter a system for purification, and the water purification efficiency is improved.
In a second aspect, the present application provides a water treatment method according to the municipal landscape water circulation system described above, comprising the steps of:
step1, when the water level in the landscape pool is lower than the specified height, closing the submersible pump and opening the pressurized tap water pipe;
step2, when the water level in the landscape pool reaches a specified height, closing the pressurized tap water pipe and opening the submersible pump;
step3. proceed to Step1.
By adopting the technical scheme, the using amount of tap water is reduced, and meanwhile, the purification efficiency of the original water in the landscape pool is also improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. not only has the advantage of small floor area, but also caters to the shape of the fountain;
2. the consumption of tap water is reduced, and the purification efficiency of the original water in the landscape pool is improved.
Drawings
FIG. 1 is a top plan view of a municipal landscape water circulation system in an embodiment of the application;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
fig. 3 is an enlarged view of a portion a in fig. 2.
Description of reference numerals: 1. a spray head; 2. a water supply pipe; 3. a drain pipe; 4. a sedimentation tank; 5. a filter chamber; 6. an overflow chamber; 7. a flow channel; 8. a landscape pool; 9. a first enclosing plate; 10. a second enclosing plate; 11. a concave cavity; 12. a through hole; 13. a filter material; 14. an overflow aperture; 15. a conical sleeve; 16. a tapered groove; 17. a third coaming; 18. a fourth coaming; 19. a first internal threaded port; 20. a second internal threaded socket; 21. pressurizing the tap water pipe; 22. a circulating water pipe; 23. a submersible pump; 24. a suction pipe; 25. a water purification material; 26. a base; 27. a connecting rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses municipal landscape water circulation system. Referring to fig. 1 and 2, the municipal landscape water circulation system includes a base 26 fixed to the center of the landscape pool 8, the base 26 being hollow inside and having an opening on the outer wall through which the pressurized tap water pipe 21 extends.
Referring to fig. 3, a vertical water discharge pipe 3 is fixed on the top of the base 26, a vertical water supply pipe 2 is fixed in the water discharge pipe 3, the outer wall of the water supply pipe 2 is fixedly connected with the top of the water discharge pipe 3 by a connecting rod 27, the water supply pipe 2 and the water discharge pipe 3 are preferably coaxial, and the outer wall of the water supply pipe 2 and the inner wall of the water discharge pipe 3 enclose an annular flow channel 7.
Referring to fig. 3, a pressurized tap water pipe 21 and a circulating water pipe 22 are inserted into a water supply pipe 2, a spray head 1 of a fountain is fixed at the top of the water supply pipe 2, the top of the pressurized tap water pipe 21 and the top of the circulating water pipe 22 are both connected to a water inlet of the spray head 1, wherein the circulating water pipe 22 is connected with a submersible pump 23 (see fig. 2) in a landscape pool 8, the water inlet of the submersible pump 23 is connected with an annular water suction pipe 24, the water suction pipe 24 is provided with a plurality of water suction holes, and the water suction pipe 24 is optimally positioned at the middle position between a flow channel 7 and the pool wall of the landscape pool 8. The delivery pipe 2 top is equipped with first bounding wall 9, and first bounding wall 9 is hourglass hopper-shaped and coaxial with delivery pipe 2, and the bottom shaping of first bounding wall 9 has first internal thread mouth 19, and delivery pipe 2 top spiro union is in first internal thread mouth 19.
Referring to fig. 3, the bottom of the first enclosing plate 9 is enclosed to form a tapered groove 16, and a tapered sleeve 15 is arranged on the inner wall of the tapered groove 16, and the tapered sleeve 15 is coaxial with the first enclosing plate 9. A funnel-shaped second enclosing plate 10 is also arranged in the first enclosing plate 9, the bottom of the second enclosing plate 10 is supported on the outer wall of the conical sleeve 15, and the second enclosing plate 10 is also coaxial with the first enclosing plate 9. Shower nozzle 1 is vertical cylindric, and in 15 top trompils of taper sleeve supplied shower nozzle 1 to extend second bounding wall 10, first bounding wall 9 and second bounding wall 10 all were coaxial with shower nozzle 1.
Referring to fig. 3, the outer wall of the second shroud 10 and the outer wall of the conical sleeve 15 define a cavity 11, and the cavity 11 surrounds the nozzle 1. The first shroud 9 encloses the cavity 11 and the outer wall of the second shroud 10 is supported at the top of the first shroud 9. The inner wall of the second enclosing plate 10 encloses a sedimentation tank 4, a filtering material 13 (such as sponge, laminated filter screen and the like) with about half height of the sedimentation tank 4 is filled in the sedimentation tank 4, and the top of the spray head 1 is higher than the filtering material 13. The bottom of the inner wall of the sedimentation tank 4 is provided with a plurality of through holes 12 which are covered by the filtering material 13, and the through holes 12 are communicated with the concave cavity 11.
Referring to fig. 3, the top of the drain pipe 3 is provided with a funnel-shaped third surrounding plate 17, a second internal threaded hole 20 is formed at the bottom of the third surrounding plate 17, and the top of the drain pipe 3 is screwed in the second internal threaded hole 20. The outer wall of the third enclosing plate 17 is fixedly connected or detachably connected with a funnel-shaped fourth enclosing plate 18, and the fourth enclosing plate 18 and the third enclosing plate 17 are coaxial with the spray head 1. The top of the second enclosing plate 10 is higher than that of the fourth enclosing plate 18, the top of the fourth enclosing plate 18 is higher than that of the first enclosing plate 9, and the top of the first enclosing plate 9 is higher than that of the third enclosing plate 17.
Referring to fig. 3, a filter chamber 5 is enclosed by the third enclosing plate 17 and the outer wall of the first enclosing plate 9, an overflow chamber 6 is enclosed by the fourth enclosing plate 18, the outer wall of the first enclosing plate 9, the outer wall of the third enclosing plate 17 and the outer wall of the second enclosing plate 10, the filter chamber 5 and the overflow chamber 6 both enclose the spray head 1 and are both located outside the sedimentation tank 4, wherein the filter chamber 5 is filled with water purifying materials 25 (such as activated carbon, alum, etc.). The top edge of the sedimentation tank 4 is enclosed to form a water inlet at the top of the overflow cavity 6, the water inlet at the top of the filter cavity 5 is positioned in the overflow cavity 6, the water outlet of the filter cavity 5 is communicated with the top of the flow channel 7, and the bottom of the flow channel 7 is communicated with the bottom of the landscape pool 8.
Referring to fig. 3, the top edge of the sedimentation tank 4 is higher than the water inlet at the top of the overflow cavity 6, and when the overflow speed of the top edge of the sedimentation tank 4 is slow, all water overflows into the overflow cavity 6; when the overflow speed of the top edge of the sedimentation tank 4 is high, a small part of water overflows into the overflow cavity 6 and a large part of water overflows into the landscape tank 8.
Referring to fig. 3, the first enclosing plate 9 is provided with a plurality of overflow holes 14 with the same height, and the height of the overflow holes 14 is higher than that of the water inlet of the filter cavity 5. The overflow hole 14 is positioned at the top of the concave cavity 11, and the overflow hole 14 is communicated with the concave cavity 11 and the overflow cavity 6.
Referring to fig. 3, the filtering material 13 is used for intercepting impurities in the water in the sedimentation tank 4, so that relatively clean water flows into the cavity 11 through the through hole 12, and the water is not influenced by water waves in the sedimentation tank 4 in the cavity 11, so that the water sedimentation effect in the cavity 11 is good, and the upper layer clear water in the cavity 11 overflows to the overflow cavity 6 through the overflow hole 14, thereby improving the water inlet efficiency of the overflow cavity 6.
The implementation principle of municipal landscape water circulation system that this application embodiment provided does: municipal tap water is adopted to firstly discharge water into the landscape pool 8, the water discharge is stopped when the water level reaches the specified height, then the submersible pump 23 in the landscape pool 8 is started, and the water in the pool is pumped to the spray nozzle 1. Part of the water sprayed by the spray head 1 falls into the sedimentation tank 4, and the rest of the water falls into the landscape pool 8 (a small amount of water entering the water inlet of the overflow cavity 6 is ignored); as the landscape pool 8 is open, dust and garbage easily enter, the water sucked by the submersible pump 23 contains impurities such as dust and tiny garbage particles, the impurities in the water are precipitated in the sedimentation pool 4, and after the sedimentation pool 4 is full of water, the upper clear water overflows into the overflow cavity 6. Clear water in the overflow cavity 6 overflows to the filter cavity 5 after further sedimentation, and the water flows into the landscape pool 8 from the flow channel 7 after passing through the water purification material 25.
Water is added into the dried landscape pool 8 for the first time, and when water needs to be added after the water amount in the landscape pool 8 is reduced, water is supplied to the spray head 1 by a pressurized tap water pipe 21; and when the water quantity in the landscape pool 8 is stable, the water in the landscape pool 8 is pumped to supply water for the spray head 1.
The method for selecting tap water or water in the landscape pool 8 as the water source of the spray head comprises the following steps:
step one, when the water level in the landscape pool 8 is lower than the specified height, the submersible pump 23 is closed, and the pressurized tap water pipe 21 is opened;
secondly, when the water level in the landscape pool 8 reaches the specified height, closing the pressurized tap water pipe 21 and opening the submersible pump 23;
and thirdly, carrying out the first step.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a municipal landscape water circulating system, includes for shower nozzle (1) of fountain supply pipe (2) of water, its characterized in that: the water purifier is characterized by further comprising a drain pipe (3), a sedimentation tank (4), an overflow cavity (6) and a filter cavity (5) internally provided with a water purifying material (25), wherein the water supply pipe (2) is positioned in the drain pipe (3), the outer wall of the water supply pipe (2) and the inner wall of the drain pipe (3) enclose a flow channel (7), the spray head (1) is positioned in the sedimentation tank (4), the filter cavity (5) and the overflow cavity (6) both enclose one circle of the spray head (1) and are both positioned outside the sedimentation tank (4), the top edge of the sedimentation tank (4) participates in enclosing a water inlet of the overflow cavity (6), a water inlet of the filter cavity (5) is positioned in the overflow cavity (6), a water outlet of the filter cavity (5) is communicated with the top of the flow channel (7), and the bottom of the flow channel (7) is communicated with the bottom of the landscape tank (8);
the top edge of the sedimentation tank (4) is higher than the water inlet of the overflow cavity (6), and when the overflow speed of the top edge of the sedimentation tank (4) is low, all water overflows into the overflow cavity (6); when the overflow speed of the top side of the sedimentation tank (4) is high, a small part of water overflows into the overflow cavity (6) and a large part of water overflows into the landscape tank (8);
the top of the water supply pipe (2) is connected with a first enclosing plate (9) surrounding the spray head (1), a second enclosing plate (10) surrounding the spray head (1) is arranged in the first enclosing plate (9), a cavity (11) surrounding the spray head (1) is arranged on the outer wall of the second enclosing plate (10), the cavity (11) is sealed by the first enclosing plate (9), the inner wall of the second enclosing plate (10) encloses a sedimentation tank (4), a through hole (12) communicated with the cavity (11) is arranged in the sedimentation tank (4), and a filtering material (13) for covering the through hole (12) is arranged in the sedimentation tank (4);
an overflow hole (14) is formed in the first enclosing plate (9), the overflow hole (14) is located at the top of the concave cavity (11), the overflow hole (14) is communicated with the concave cavity (11) and the overflow cavity (6), and the overflow hole (14) is higher than a water inlet of the filter cavity (5);
be equipped with taper sleeve (15) in first bounding wall (9), in shower nozzle (1) passed taper sleeve (15) and extended sedimentation tank (4), the bottom support of second bounding wall (10) was on the outer wall of taper sleeve (15), the outer wall support of second bounding wall (10) was in the top of first bounding wall (9).
2. The municipal landscape water circulation system of claim 1, wherein: the bottom in the first enclosing plate (9) is enclosed to form a tapered groove (16), and the bottom of the tapered sleeve (15) is supported on the inner wall of the tapered groove (16).
3. The municipal landscape water circulation system of claim 1, wherein: the top of the drain pipe (3) is connected with a third enclosing plate (17) surrounding the spray head (1), the third enclosing plate (17) and the outer wall of the first enclosing plate (9) enclose a filter cavity (5), the outer wall of the third enclosing plate (17) is connected with a fourth enclosing plate (18) surrounding the spray head (1), and the fourth enclosing plate (18) and the outer wall of the first enclosing plate (9), the outer wall of the third enclosing plate (17) and the outer wall of the second enclosing plate (10) enclose an overflow cavity (6).
4. The municipal landscape water circulation system of claim 1, wherein: the bottom of the first enclosing plate (9) is provided with a first internal threaded opening (19), and the top of the water supply pipe (2) is screwed in the first internal threaded opening (19).
5. The municipal landscape water circulation system of claim 3, wherein: and a second internal thread opening (20) is formed in the bottom of the third enclosing plate (17), and the top of the drain pipe (3) is screwed in the second internal thread opening (20).
6. The municipal landscape water circulation system of claim 1, wherein: a pressurized tap water pipe (21) and a circulating water pipe (22) are arranged in the water supply pipe (2), the circulating water pipe (22) is connected with a submersible pump (23) in the landscape pool (8), and the pressurized tap water pipe (21) and the circulating water pipe (22) are both connected with a water inlet of the spray head (1).
7. The municipal landscape water circulation system of claim 6, wherein: the water inlet of the submersible pump (23) is connected with a water suction pipe (24), and the water suction pipe (24) is far away from the bottom of the flow channel (7).
8. A water treatment method of the municipal landscape water circulation system according to claim 6, characterized by comprising the steps of:
step1, when the water level in the landscape pool (8) is lower than the specified height, closing the submersible pump (23) and opening the pressurized tap water pipe (21);
step2, when the water level in the landscape pool (8) reaches a specified height, closing the pressurized tap water pipe (21) and opening the submersible pump (23);
step3. proceed to Step1.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110293241.XA CN113045039B (en) | 2021-03-19 | 2021-03-19 | Municipal landscape water circulation system and water treatment method thereof |
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| CN202110293241.XA CN113045039B (en) | 2021-03-19 | 2021-03-19 | Municipal landscape water circulation system and water treatment method thereof |
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| CN113045039A CN113045039A (en) | 2021-06-29 |
| CN113045039B true CN113045039B (en) | 2022-01-11 |
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| CN114576174B (en) * | 2022-03-21 | 2023-03-24 | 江阴市众达建设有限公司 | Municipal landscape water circulation system |
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