CN223184234U - A large sand filter tank water supply and drainage system - Google Patents
A large sand filter tank water supply and drainage systemInfo
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- CN223184234U CN223184234U CN202422481209.6U CN202422481209U CN223184234U CN 223184234 U CN223184234 U CN 223184234U CN 202422481209 U CN202422481209 U CN 202422481209U CN 223184234 U CN223184234 U CN 223184234U
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Abstract
The utility model discloses a water supply and drainage system of a large sand filter tank, which comprises a pre-purification and filtration system, a water supplementing system, the large sand filter tank and a water supply system, wherein the pre-purification and filtration system comprises a rough filtration water inlet tank connected with external seawater through a water diversion channel, the rough filtration water inlet tank is connected with a filter tank through a pipeline, the rough filtration water inlet tank is connected with a plurality of groups of first water supply pumps, the first water supply pumps are connected with a user seedling culture pond through first water supply pipelines, the water supplementing system comprises a sedimentation water suction tank connected with the filter tank through a pipeline, the sedimentation water suction tank is connected with the large sand filter tank through a water suction pump, the water supply system comprises a water supply tank connected with a water outlet of the large sand filter tank, the water supply tank is connected with a plurality of groups of second water supply pumps, and the second water supply pumps are connected with the user seedling culture pond through second water supply pipelines. The sand filter tank has the beneficial effects of being capable of filtering a large amount of delicate and practical seawater, changing the problems of difficult water taking and serious water shortage in the breeding industry, effectively reducing the workload of a large sand filter tank and effectively improving the environmental protection performance of the system.
Description
Technical Field
The utility model relates to the technical field of seawater filtering devices, in particular to a water supply and drainage system of a large sand filtering tank.
Background
In mariculture on shore, the water supply of culture water is mostly completed through a beach well-digging water intake system. The beach well-digging water-taking system is to dig a well on the beach, obtain cleaner water source by utilizing the natural filtering action of the beach and the water storage capacity of the underground aquifer, the sea water can infiltrate the beach during tide rising, the impurities in the sea water are removed by filtering of the sand layer, a part of the sea water can be stored in the aquifer under the beach, and after well digging, the filtered water is extracted by equipment such as a water pump and the like for various demands. The conventional beach well-digging water taking system can obtain relatively clean seawater through lower cost, but has less water supply amount for well digging and cannot be suitable for large-scale sea water seedling culture.
In order to solve the problem of serious water shortage in mariculture on-shore sea water in emergency in the prior art, the supply work of culture water is generally completed jointly by being provided with a plurality of sand filter tanks and matched with a well digging water taking system. The sand filter tank is a common filtering device, after water enters the sand filter tank from the water inlet, the water is filtered through the filter material layer, and the pores among the sand can intercept impurities in the water, so that the water is purified, and the filtered water flows out from the water outlet for subsequent use. The existing sand filter tank can filter seawater impurities, but has poor filtering effect, can not be directly used for seedling culture, has high use cost, narrow use range and difficult popularization and use, and has longer external pipeline and serious influence on the surrounding ecological environment.
Accordingly, there is a need for a seawater filtration system that is capable of efficiently and abundantly providing clean seawater.
Disclosure of utility model
In order to solve the problems, particularly to overcome the defects in the prior art, the utility model provides a large sand filter tank water supply and drainage system which can solve the problems.
In order to achieve the above purpose, the utility model adopts the following technical means:
A large sand filter tank water supply and drainage system comprises a pre-purification and filtration system, a water supplementing system, a large sand filter tank and a water supply system;
The early-stage purification and filtration system comprises a rough filtration water inlet tank connected with external seawater through a water diversion channel, wherein the rough filtration water inlet tank is connected with a filter tank through a pipeline, the rough filtration water inlet tank is connected with a plurality of groups of first water supply pumps, and the first water supply pumps are connected with a user seedling culture pond through first water supply pipelines;
the water supplementing system comprises a sedimentation water pumping pool connected with the filter tank through a pipeline, and the sedimentation water pumping pool is connected with the large sand filter tank through a water pump;
The large sand filter tank comprises a tank body, the top of the tank body is connected with a water inlet connected with a water suction pump and used for supplementing seawater into the tank body, the bottom of the tank body is connected with a still water shell used for storing filtered seawater, a water dividing channel used for dividing the seawater, a filter plate used for filtering the seawater for the first time, a fine sand filtering area used for filtering the seawater for the second time, a coarse sand filtering area used for filtering the seawater for the third time, a stone filtering area used for filtering the seawater for the fourth time and a dehydration plate used for separating the filtered seawater are sequentially connected from top to bottom in the tank body, and the side part of the still water shell is connected with a water outlet used for discharging the filtered seawater and a lofting port used for sampling the filtered seawater;
the water supply system comprises a water supply tank connected with the water outlet of the large sand filter tank, wherein the water supply tank is connected with a plurality of groups of second water supply pumps, and the second water supply pumps are connected with the user seedling culture tank through second water supply pipelines.
According to the water intake device, the water intake end of the water diversion channel is connected with the water intake head, the water intake head is of a three-dimensional structure with sealing planes on the upper surface and the lower surface and water intake surfaces on the periphery.
The utility model further provides a scheme that the coarse filtration water inlet tank comprises a grid-type filter tank constructed by reinforced concrete, and a first impurity filter plate, a second impurity filter plate and a third impurity filter plate are sequentially connected in the grid-type filter tank from top to bottom.
According to a further scheme, the filter tank comprises a filter tank body, the top of the filter tank body is connected with a second sundry filter plate, and fine sand, coarse sand, small stones and large stones are paved in the filter tank body from top to bottom in sequence.
The utility model further provides a scheme that the sedimentation water pumping tank is a grid sedimentation tank.
According to a further scheme, the top of the tank body is connected with a flow monitoring device, the flow monitoring device is a flowmeter, the still water shell is connected with a temperature sensor and a water quality monitor, and the temperature sensor, the water quality monitor and the flow monitoring device are respectively connected with external intelligent display equipment.
The utility model further provides a scheme that the large sand filter tank water supply and drainage system further comprises a sewage treatment system, wherein the sewage treatment system comprises a sedimentation backwater treatment tank connected with a user seedling culture tank through a pipeline, and the sedimentation backwater treatment tank is connected with external sea water through a drainage channel.
The utility model further provides a scheme that the sedimentation backwater treatment tank is a filtration treatment tank provided with sludge filter pressing equipment.
According to a further scheme, the early-stage purification and filtration system and the water supplementing system are arranged at the bottom or the ground, the large sand filter tank and the water supplying system are arranged at the ground, a building is built on the outer sides of the large sand filter tank and the water supplying system, the top of the building is connected with a photovoltaic power generation system, and the photovoltaic power generation system is used for supplying power to electric equipment in all systems.
According to a further scheme, the photovoltaic power generation system is a photovoltaic panel power generation system.
The utility model has the beneficial effects that:
1. The system of the utility model purifies and filters seawater through a plurality of and a plurality of filtering modes, so that the seawater reaches a certain index, is supplied to various seedlings and cultures on the shore in quality, can filter a large amount of delicate and practical seawater, and solves the problems of difficult water taking and serious water shortage in the culture industry.
2. The system effectively improves the service life and the working efficiency of the large sand filter tank through the early-stage purifying and filtering system, effectively reduces the maintenance cost of the large sand filter tank, and effectively reduces the workload of the large sand filter tank.
3. The sewage treatment system disclosed by the utility model can effectively treat sewage discharged by a user seedling culture pond and effectively improve the environmental protection performance of the system.
4. The utility model can prevent water supply from being influenced by external environment such as tide, wind wave and the like, save worry and trouble, use water with ease and effectively improve water supply efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the coarse filtration water intake tank, the filtration tank and the sedimentation water pumping tank of the utility model;
FIG. 3 is a cross-sectional view of the coarse filtration feed tank of the present utility model;
FIG. 4 is a cross-sectional view of a filtration tank of the present utility model;
FIG. 5 is a schematic diagram of the connection of the sedimentation backwater treatment tank and the user seedling culture tank;
FIG. 6 is a schematic diagram of the structure of a large sand filter tank of the present utility model;
FIG. 7 is a schematic diagram showing the connection of the water supply tank and the user nursery pond according to the present utility model;
reference numerals:
A water diversion channel 1, a rough filtration water intake pool 2, a filter tank 3, a sedimentation water intake pool 4, a water suction pump 5, a water drainage channel 6, a sedimentation water return treatment pool 7, a large sand filtration tank 8, a water supply pool 9, a second water supply pump 10, a second water supply pipeline 11, a user breeding pond 12, a building 13, a photovoltaic power generation system 14, a water intake head 15, a first water supply pipeline 16, a first water supply pump 17, a grid filter tank 201, a first impurity filter plate 202, a first impurity filter plate 203, a second impurity filter plate 204, a third impurity filter plate 205, a filter tank body 301, a second impurity filter plate 302, fine sand 303, coarse sand 304, small stones 305, large stones 306, a tank body 801, a water inlet 802, a water diversion channel 804, a fine sand filtration area 805, a coarse sand filtration area 806, stones filtration area 807, a dehydration plate 808, a water outlet 809, a still water housing 810, a sample outlet 811, a temperature sensor 812, a water quality monitor 813, and a flow monitoring device 814.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
1-7, A large sand filter tank water supply and drainage system comprises a pre-purification and filtration system, a water supplementing system, a large sand filter tank 8 and a water supply system;
The early-stage purification and filtration system comprises a rough filtration water inlet tank 2 connected with external seawater through a water diversion channel 1, wherein the rough filtration water inlet tank 2 is connected with a filter tank 3 through a pipeline, the rough filtration water inlet tank 2 is connected with a plurality of groups of first water supply pumps 17, and the first water supply pumps 17 are connected with a user seedling culture tank 12 through first water supply pipelines 16;
the water supplementing system comprises a sedimentation water pumping tank 4 connected with the filter tank 3 through a pipeline, and the sedimentation water pumping tank 4 is connected with a large sand filtering tank 8 through a water pumping pump 5;
The large sand filter tank 8 comprises a tank body 801, a water inlet 802 connected with a water suction pump 5 and used for supplementing seawater into the tank body 801 is connected to the top of the tank body 801, a still water shell 810 used for storing filtered seawater is connected to the bottom of the tank body 801, a water diversion channel 803 used for diversion of seawater, a filter plate 804 used for first filtering seawater, a fine sand filtering area 805 used for second filtering seawater, a coarse sand filtering area 806 used for third filtering seawater, a stone filtering area 807 used for fourth filtering seawater, a dehydration plate 808 used for separating filtered seawater are sequentially connected from top to bottom in the tank body 801, and a water outlet 809 used for discharging the filtered seawater and a sample discharging hole 811 used for sampling the filtered seawater are connected to the side part of the still water shell 810;
the water supply system comprises a water supply tank 9 connected with a water outlet 809 of the large sand filter tank 8, wherein the water supply tank 9 is connected with a plurality of groups of second water supply pumps 10, and the second water supply pumps 10 are connected with a user seedling culture tank 12 through second water supply pipelines 11.
Working principle:
The water intake head 15 is arranged at the place of the minimum water level along the coast of the offshore side, the water is led to the rough filtration water intake pool 2 on the shore by the water diversion channel 1, the seawater filtered by the rough filtration water intake pool 2 flows into the filter tank 3 for filtration through a pipeline, the seawater filtered by the filter tank 3 flows into the sediment pumping pool 4 through a pipeline, after the plurality of scientific purification filtering works, the seawater in the sediment pumping pool 4 is pumped into the large sand filter tank 8 through the water pump 5, the large sand filter tank 8 is conveyed into the water supply pool 9 through the pipeline after being subjected to fine filtration of the filter plate 804, the fine sand filter area 805, the rough sand filter area 806 and the pebble filter area 807, the water supply pool 9 is supplied into the user seedling culture pool 12 of a farmer through the second water supply pump 10, and meanwhile, the rough filtration water intake pool 2 is also supplied into the user seedling culture pool 12 of the farmer through the first water supply pump 17, and the water supply amount of the two water supply tanks can reach thousands of cubic meters per day in a matched mode, so that the water consumption problem of the farmer can be effectively solved. The large sand filter tank 8 can quickly acquire filtered water through the lofting hole 811 in the use process, so that the detection efficiency of the filtered water is effectively improved.
Example 2
1-7, A large sand filter tank water supply and drainage system comprises a pre-purification and filtration system, a water supplementing system, a large sand filter tank 8 and a water supply system;
The early-stage purification and filtration system comprises a rough filtration water inlet tank 2 connected with external seawater through a water diversion channel 1, wherein the rough filtration water inlet tank 2 is connected with a filter tank 3 through a pipeline, the rough filtration water inlet tank 2 is connected with a plurality of groups of first water supply pumps 17, and the first water supply pumps 17 are connected with a user seedling culture tank 12 through first water supply pipelines 16;
the water supplementing system comprises a sedimentation water pumping tank 4 connected with the filter tank 3 through a pipeline, and the sedimentation water pumping tank 4 is connected with a large sand filtering tank 8 through a water pumping pump 5;
The large sand filter tank 8 comprises a tank body 801, a water inlet 802 connected with a water suction pump 5 and used for supplementing seawater into the tank body 801 is connected to the top of the tank body 801, a still water shell 810 used for storing filtered seawater is connected to the bottom of the tank body 801, a water diversion channel 803 used for diversion of seawater, a filter plate 804 used for first filtering seawater, a fine sand filtering area 805 used for second filtering seawater, a coarse sand filtering area 806 used for third filtering seawater, a stone filtering area 807 used for fourth filtering seawater, a dehydration plate 808 used for separating filtered seawater are sequentially connected from top to bottom in the tank body 801, and a water outlet 809 used for discharging the filtered seawater and a sample discharging hole 811 used for sampling the filtered seawater are connected to the side part of the still water shell 810;
the water supply system comprises a water supply tank 9 connected with a water outlet 809 of the large sand filter tank 8, wherein the water supply tank 9 is connected with a plurality of groups of second water supply pumps 10, and the second water supply pumps 10 are connected with a user seedling culture tank 12 through second water supply pipelines 11.
The water intake end of the water diversion channel 1 is connected with a water intake head 15, the water intake head 15 is a three-dimensional structure with sealing planes on the upper surface and the lower surface and water intake surfaces on the periphery. The upper plane is for preventing floater from inhaling, prevents to become vortex formula inflow, causes harm to the environment, and the lower plane is for preventing debris such as silt from inhaling, and this kind of setting can effectively improve water intaking head 15's work efficiency and work effect.
The coarse filtration water inlet tank 2 comprises a grid-type filter tank 201 constructed by reinforced concrete, and a first impurity filter plate 202, a first impurity filter plate 203, a second impurity filter plate 204 and a third impurity filter plate 205 are sequentially connected in the grid-type filter tank 201 from top to bottom. The incoming seawater is dirty, a lot of impurities exist, the larger impurities in the seawater can be effectively filtered through the first impurity filter plate 202, and the more impurities in the seawater can be effectively filtered through the first impurity filter plate, the second impurity filter plate and the third impurity filter plate, so that clean water is provided for the large sand filter tank 8, the service time of the large sand filter tank 8 is long, the cost is saved, and more importantly, the quality of the water supplied by the large sand filter tank 8 is ensured to reach the standard, and the water supply amount is kept.
The filter tank 3 comprises a filter tank body 301, a second sundry filter plate 302 is connected to the top of the filter tank body 301, and fine sand 303, coarse sand 304, small stones 305 and large stones 306 are sequentially paved in the filter tank body 301 from top to bottom. The second sundry filtering plate 302 plays a role in filtering sundries, plays a role in buffering the fine sand 303 below, prevents the fine sand 303 from being scattered by water so as to be uneven, fine sand 303 and coarse sand 304 can filter silt impurities in water, and the like, and the small stones 305 can prevent the coarse sand 304 from leaking down when being used as a bedding, so that the large stones 306 can play a role in dehydration.
The sedimentation pumping tank 4 is a grid sedimentation tank. The grid sedimentation tank can prevent the suction pump 5 from sucking sand, prevent the suction pump 5 from wearing and tearing phenomenon, effectively ensure the life of suction pump 5, effectively reduce the use cost of suction pump 5 for the sea water that suction pump 5 was drawn out can remain clean throughout.
The top of the tank 801 is connected with a flow monitoring device 814, the flow monitoring device 814 is a flowmeter, the still water shell 810 is connected with a temperature sensor 812 and a water quality monitor 813, and the temperature sensor 812, the water quality monitor 813 and the flow monitoring device 814 are respectively connected with external intelligent display equipment. Temperature sensor 812 can monitor the temperature of leaving water constantly, and water quality monitor 813 can monitor the quality of filtering water, and flow monitoring device 814 can monitor the flow of intaking constantly, effectively improves work efficiency and the work effect of large-scale sand filtration jar 8.
Example 3
The large sand filter tank water supply and drainage system comprises a pre-purification and filtration system, a water supplementing system, a large sand filter tank 8 and a water supply system;
The early-stage purification and filtration system comprises a rough filtration water inlet tank 2 connected with external seawater through a water diversion channel 1, wherein the rough filtration water inlet tank 2 is connected with a filter tank 3 through a pipeline, the rough filtration water inlet tank 2 is connected with a plurality of groups of first water supply pumps 17, and the first water supply pumps 17 are connected with a user seedling culture tank 12 through first water supply pipelines 16;
the water supplementing system comprises a sedimentation water pumping tank 4 connected with the filter tank 3 through a pipeline, and the sedimentation water pumping tank 4 is connected with a large sand filtering tank 8 through a water pumping pump 5;
The large sand filter tank 8 comprises a tank body 801, a water inlet 802 connected with a water suction pump 5 and used for supplementing seawater into the tank body 801 is connected to the top of the tank body 801, a still water shell 810 used for storing filtered seawater is connected to the bottom of the tank body 801, a water diversion channel 803 used for diversion of seawater, a filter plate 804 used for first filtering seawater, a fine sand filtering area 805 used for second filtering seawater, a coarse sand filtering area 806 used for third filtering seawater, a stone filtering area 807 used for fourth filtering seawater, a dehydration plate 808 used for separating filtered seawater are sequentially connected from top to bottom in the tank body 801, and a water outlet 809 used for discharging the filtered seawater and a sample discharging hole 811 used for sampling the filtered seawater are connected to the side part of the still water shell 810;
the water supply system comprises a water supply tank 9 connected with a water outlet 809 of the large sand filter tank 8, wherein the water supply tank 9 is connected with a plurality of groups of second water supply pumps 10, and the second water supply pumps 10 are connected with a user seedling culture tank 12 through second water supply pipelines 11.
The large sand filter tank water supply and drainage system further comprises a sewage treatment system, wherein the sewage treatment system comprises a sedimentation backwater treatment tank 7 connected with a user seedling culture tank 12 through a pipeline, and the sedimentation backwater treatment tank 7 is connected with external seawater through a drainage channel 6. This arrangement can prevent the environmental pollution caused by the liquid discharged from the user's nursery stock culture pond 12, and effectively improve the environmental protection performance of the system.
The sedimentation backwater treatment tank 7 is a filtration treatment tank provided with sludge filter pressing equipment. The sludge press filtration equipment can effectively treat sediment, and the filtration treatment tank has better filter effect, and the work efficiency and the work effect of sedimentation return water treatment tank 7 can be effectively improved in the cooperation use of the sludge press filtration equipment and the filter treatment tank.
The early-stage purification and filtration system and the water supplementing system are arranged at the bottom or the ground, the large sand filter tank 8 and the water supply system are arranged at the ground, a building 13 is built on the outer sides of the large sand filter tank 8 and the water supply system, the top of the building 13 is connected with a photovoltaic power generation system 14, and the photovoltaic power generation system 14 is used for supplying power to electric equipment in all systems. The building 13 can effectively protect the large sand filter tank 8 and the water supply system, and the photovoltaic power generation system 14 can effectively reduce the electricity cost.
The photovoltaic power generation system 14 is a photovoltaic panel power generation system. The photovoltaic panel power generation system is simple to install and convenient to use, and the working efficiency and the working effect of the photovoltaic power generation system 14 can be effectively improved.
The utility model is illustrated by way of example and not by way of limitation. Other variations or modifications of the above description will be apparent to those of ordinary skill in the art, and it is not necessary or exhaustive of all embodiments, and obvious variations or modifications are contemplated as falling within the scope of the utility model.
Claims (10)
1. The large sand filter tank water supply and drainage system is characterized by comprising a pre-purification and filtration system, a water supplementing system, a large sand filter tank (8) and a water supply system;
The early-stage purification and filtration system comprises a rough filtration water inlet tank (2) connected with external seawater through a water diversion channel (1), wherein the rough filtration water inlet tank (2) is connected with a filter tank (3) through a pipeline, the rough filtration water inlet tank (2) is connected with a plurality of groups of first water supply pumps (17), and the first water supply pumps (17) are connected with a user seedling culture tank (12) through first water supply pipelines (16);
The water supplementing system comprises a sedimentation water pumping tank (4) connected with the filter tank (3) through a pipeline, and the sedimentation water pumping tank (4) is connected with a large sand filter tank (8) through a water pump (5);
The large sand filter tank (8) comprises a tank body (801), wherein the top of the tank body (801) is connected with a water inlet (802) which is connected with a water suction pump (5) and is used for supplementing seawater into the tank body (801), the bottom of the tank body (801) is connected with a still water shell (810) which is used for storing filtered seawater, a water diversion channel (803) which is used for diverting seawater, a filter plate (804) which is used for filtering seawater for the first time, a fine sand filter area (805) which is used for filtering seawater for the second time, a coarse sand filter area (806) which is used for filtering seawater for the third time, a stone filter area (807) which is used for filtering seawater for the fourth time, and a dehydration plate (808) which is used for separating filtered seawater are sequentially connected with a water outlet (809) which is used for discharging filtered seawater and a sample discharging port (811) which is used for sampling filtered seawater from top to bottom in the tank body (801);
The water supply system comprises a water supply tank (9) connected with a water outlet (809) of the large sand filter tank (8), wherein the water supply tank (9) is connected with a plurality of groups of second water supply pumps (10), and the second water supply pumps (10) are connected with a user seedling culture pond (12) through second water supply pipelines (11).
2. The large sand filter tank water supply and drainage system according to claim 1, wherein the water inlet end of the water diversion channel (1) is connected with a water taking head (15), the water taking head (15) is of a three-dimensional structure with sealing planes at the upper surface and the lower surface and water inlet surfaces at the periphery.
3. The large sand filter tank water supply and drainage system according to claim 1, wherein the coarse filtration water inlet tank (2) comprises a grid-type filter tank (201) constructed by reinforced concrete, and a first impurity filter plate (202), a first impurity filter plate (203), a second impurity filter plate (204) and a third impurity filter plate (205) are sequentially connected in the grid-type filter tank (201) from top to bottom.
4. The large sand filter tank water supply and drainage system according to claim 1, wherein the filter tank (3) comprises a filter tank body (301), a second sundry filter plate (302) is connected to the top of the filter tank body (301), and fine sand (303), coarse sand (304), small stones (305) and large stones (306) are paved in the filter tank body (301) from top to bottom in sequence.
5. A large sand filtration tank water supply and drainage system according to claim 1, characterized in that the sedimentation water pumping tank (4) is a grid sedimentation tank.
6. The large sand filter tank water supply and drainage system according to claim 1, wherein the top of the tank body (801) is connected with a flow monitoring device (814), the flow monitoring device (814) is a flowmeter, the still water shell (810) is connected with a temperature sensor (812) and a water quality monitor (813), and the temperature sensor (812), the water quality monitor (813) and the flow monitoring device (814) are respectively connected with external intelligent display equipment.
7. The large sand filter tank water supply and drainage system according to claim 1, further comprising a sewage treatment system, wherein the sewage treatment system comprises a sedimentation backwater treatment tank (7) connected with a user seedling culture tank (12) through a pipeline, and the sedimentation backwater treatment tank (7) is connected with external seawater through a drainage channel (6).
8. A large sand filter tank water supply and drainage system according to claim 7, characterized in that the sedimentation backwater treatment tank (7) is a filtration treatment tank provided with sludge press filtration equipment.
9. The large sand filter tank water supply and drainage system according to claim 1, wherein the early-stage purification and filtration system and the water supplementing system are installed at the ground or the ground, the large sand filter tank (8) and the water supply system are installed on the ground, a building (13) is built on the outer sides of the large sand filter tank (8) and the water supply system, the top of the building (13) is connected with a photovoltaic power generation system (14), and the photovoltaic power generation system (14) is used for supplying power to electric equipment in all systems.
10. A large sand filtration tank water supply and drainage system according to claim 9, characterized in that the photovoltaic power generation system (14) is a photovoltaic panel power generation system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202422481209.6U CN223184234U (en) | 2024-10-14 | 2024-10-14 | A large sand filter tank water supply and drainage system |
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| CN202422481209.6U CN223184234U (en) | 2024-10-14 | 2024-10-14 | A large sand filter tank water supply and drainage system |
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| CN223184234U true CN223184234U (en) | 2025-08-05 |
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