CN211774121U

CN211774121U - Island fresh water accumulation system

Info

Publication number: CN211774121U
Application number: CN201921592571.3U
Authority: CN
Inventors: 卫振海; 王权民
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-10-27
Anticipated expiration: 2029-09-24

Abstract

An island fresh water accumulation system comprises a water storage unit, a sand settling unit and a filtering unit, wherein the water storage unit is fixed on an offshore seabed under the sea surface through a fixing device, and a plurality of water storage units are regularly arranged to form a water storage device; each water storage unit is provided with a water inlet and a water outlet, the water inlet is connected with a water inlet pipe, and the water outlet is connected with a water outlet pipe; the top of the sand setting unit is provided with a water inlet, and the water outlet is positioned at the upper part of the side surface of the sand setting unit; the filter unit is internally provided with a filter material, and the water inlet and the water outlet are respectively positioned at two sides of the filter unit; the water outlet of the sand setting unit is connected with the water inlet of the filtering unit, and the water inlet of the filtering unit is connected with the inlet end of the water inlet pipe. Island fresh water accumulation system, do not occupy land area, build convenient and low cost, and do not influence sea view, can last stably provide the effect of fresh water resource for the island.

Description

Island fresh water accumulation system

Technical Field

The utility model relates to a fresh water storage and accumulation technical field, in particular to a fresh water accumulation system used on islands.

Background

The main problem of the current sea island development is the shortage of fresh water resources. The lack of necessary fresh water makes it difficult to develop the life and production of islands in the sea according to the design of people. Therefore, the primary solution for the development of islands is how to ensure sufficient fresh water resources.

The current sea island fresh water supply method comprises the following steps: 1. the continental shipping method. The vessel is used to transport fresh water from continent to the island. The method has high cost and is greatly influenced by sea conditions, and the continuity of fresh water consumption of personnel and the intermittence of water supply are contradictory with each other, so that the fresh water supply can not be effectively ensured. 2. A seawater desalination method. The seawater is processed and diluted into fresh water by utilizing desalination equipment. The method needs to construct a factory building and a storage water pool with large area, the power consumption is large, each cubic of fresh water needs 4-6 degrees of electric power, and the desalination cost is very high. In addition, for limited island power supply, a lot of power is used for desalting seawater, so that the resource shortage of the island is increased, and the normal development of the island is influenced. 3. Ground reservoir method. And (5) constructing a reservoir on the island land to store rainwater. The method occupies too much precious land area, and particularly wastes land resources for islands with limited area.

SUMMERY OF THE UTILITY MODEL

The utility model provides an island fresh water accumulation system solves current island fresh water supply with high costs, supply unstability scheduling problem.

In order to solve the above problem, the utility model provides a following technical scheme:

an island fresh water accumulation system comprises a water storage unit, a sand settling unit and a filtering unit, wherein the water storage unit is submerged under the sea surface and fixed on an offshore sea bed through a fixing device, and a plurality of water storage units are regularly arranged to form a water storage device; each water storage unit is provided with a water inlet and a water outlet, the water inlet is connected with a water inlet pipe, and the water outlet is connected with a water outlet pipe; the top of the sand setting unit is provided with a water inlet, and the water outlet is positioned at the upper part of the side surface of the sand setting unit; the filter unit is internally provided with a filter material, and the water inlet and the water outlet are respectively positioned at two sides of the filter unit; the water outlet of the sand setting unit is connected with the water inlet of the filtering unit, and the water inlet of the filtering unit is connected with the inlet end of the water inlet pipe.

Furthermore, the fixing devices are composed of anti-floating piles, anchorage or concrete piers, the fixing devices are fixed on the seabed and distributed in a grid shape, and the water storage units are fixed on the fixing devices through ropes.

Furthermore, the sand setting unit is provided with a desilting pump, and the desilting pump is located at the bottom and used for cleaning the internal sand setting.

Furthermore, the filtering unit is provided with a material changing port, and the material changing port is positioned at the top of the filtering unit and used for changing the filtering material placed in the filtering unit.

Furthermore, the sand setting units are provided with a plurality of sand setting units which are sequentially connected to form a sand setting unit with a multistage sand setting function.

Furthermore, the filtering units are provided with a plurality of filtering units which are connected in sequence to form a filtering unit with multi-stage filtering function.

Compared with the prior art, technical scheme have following advantage:

the utility model discloses a set up sand setting unit and filter unit, carry out the grit with the fresh water of island land collection and subside and water filtration purification. Then through the water storage unit, store the fresh water after purifying in the water storage unit to with the water storage unit fixed in the coastal waters seabed under the sea, effectively avoid occupying island land area, prevent the wave invasion and attack, be favorable to protecting sea surface view, and the water storage temperature is low, conceals effectually, and the key is that can continuously stably provide fresh water resource for the island. Island fresh water accumulation system, effectively reduced island fresh water resources's the cost of providing to can continuously stably provide fresh water resources, provide the fresh water resources guarantee for island development construction and combat readiness logistics.

Drawings

Fig. 1 is a schematic view of a water storage system according to an embodiment of the present invention.

Fig. 2 is a schematic view of a sand setting unit according to an embodiment of the present invention.

Fig. 3 is a schematic view of a filter unit according to an embodiment of the present invention.

Fig. 4 is a schematic plan view of a water storage device according to an embodiment of the present invention.

Fig. 5 is a schematic view of a water storage unit according to an embodiment of the present invention.

Fig. 6 is a schematic view of an elevation of a water storage device according to an embodiment of the present invention.

Detailed Description

In order to further explain the technical solution of the present invention, the following detailed description is made with reference to the accompanying drawings.

As shown in fig. 1 to 6, a sea-island fresh water accumulation system, which is installed on the sea bed near the sea island and submerged in the sea, includes a water storage device 30, a sand settling unit 10, and a filtering unit 20. The sand settling unit 10 and the filtering unit 20 purify the rainwater 13 collected on the island land, store the purified rainwater in the water storage device 30, and store the purified rainwater for continuously and stably providing fresh water resources to the island.

The sand settling unit 10 is a closed container, and a water inlet is arranged at the top or the upper part of the side surface of the closed container. The side surface of the sand setting unit 10 is provided with a water outlet 11 near the upper part, and the bottom of the side surface is provided with a desilting pump 12. When a certain amount of sand 14 is deposited on the bottom of the sand setting unit 10 after a certain period of use, the sand can be cleaned up by the dredging pump 12 to continue to ensure the sand setting function. In order to provide the function of sand setting, a plurality of stages of sand setting units 10 can be arranged, and the water outlet of each stage is connected with the opening (or the water inlet) of the next stage in sequence.

The filter unit 20 is a closed container, and a material changing port 21 is provided at the top for opening and closing the container so as to change the filter material 24. The filtering unit 20 is internally provided with a filtering material 24, one side of which is provided with a water inlet 22 and the other side of which is provided with a water outlet 23. The filter material 24 is an activated carbon material or a polymer material. The inside of the filtering unit 20 is provided with a partition board which partitions the space inside the filtering unit 20 from top to bottom and only leaves a bottom space, so that the water flow entering the filtering unit flows from the upper part to the lower part and then flows to the upper water outlet 23 through the space formed by the partition board. According to actual needs, the filter unit 20 can be provided in plurality to form multi-stage filtration. According to the difference of the filtering materials placed in the filtering unit 20, the filtering method can be divided into coarse filtering, medium filtering and fine filtering, and only the water outlet of each stage of filtering unit 20 is required to be connected with the water inlet of the next stage in sequence, so that the filtering quality of water flow is improved.

The water outlet 11 of the sand settling unit 10 is connected with the water inlet 22 of the filtering unit, and the water outlet 23 of the filtering unit 20 is connected with the inlet end of the water inlet pipe 32 of the water storage device 30.

The plurality of water storage units 31 are submerged below sea level 43, regularly arranged on the offshore sea bed 40, and fixed to the sea bed 40 by fixing means 41 to form the water storage apparatus 30. The water storage unit 31 is provided with a water inlet 311 and a water outlet 312, the water inlet 311 is connected with the water inlet pipe 32, and the water outlet 312 is connected with the water outlet pipe 33. The water storage units 31 are arranged in a grid shape, and the water inlet and the water outlet of each water storage unit 31 are connected through the water inlet pipe 32 and the water outlet pipe 33, so that the water storage device 30 with large storage capacity is formed. The water outlet of the water outlet pipe 33 is connected with the fresh water pipe network on the land of the island, and the fresh water is pumped to the fresh water pipe network through the water pump, so that fresh water resources are provided for the island.

The water storage units 31 may also form a water storage device by sequentially connecting one by one, that is, the water outlet of each water storage unit 31 is connected to the water inlet of the next water storage unit 31 and sequentially connected, the water inlet of the first water storage unit 31 is connected to the water outlet of the filtering unit 20, and the water outlet of the last water storage unit 31 is connected to the freshwater pipe network on the sea island land.

The water storage unit 31 is a water bag with a wall thickness of 0.1-4 mm and a volume of 100-5000 cubic meters, and fixing holes are formed in the periphery of the water bag and used for fixing the water bag on the fixing device. The water sac is made of a high-strength high-toughness flexible composite material, such as soft PVC (polyvinyl chloride), ethylene propylene diene monomer and the like.

The fixing device 41 is composed of anti-floating piles, anchorages or concrete piers and mainly made of concrete or corrosion-resistant wood, the fixing device 41 is fixed on the seabed 40, and the plurality of fixing devices 41 are distributed in a grid shape. Then, the water storage unit 31 is fixed to the fixing device 41 by a rope or a binding wire 42. Four corners at the bottom of each water storage unit 31 are fixed on the corresponding anti-floating piles 41, so that the whole water storage device 30 can be firmly fixed on the seabed.

The utility model discloses a set up sand setting unit and filter unit, carry out the grit with the fresh water of island land collection and subside and water filtration purification. And then, the purified fresh water is stored in the water storage unit through the water storage unit, and the water storage unit is fixed on the offshore seabed around the island, so that the land area of the island is effectively avoided being occupied, and the fresh water resource can be continuously and stably provided for the island. Island fresh water accumulation system, do not occupy land area, build convenient and low cost, and do not influence sea view, effectively reduced island fresh water resources's the cost of providing to can continuously stably provide fresh water resources, provide the fresh water resources guarantee for island development construction.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make modifications and changes without departing from the spirit and scope of the present invention.

Claims

1. The sea island fresh water accumulation system is characterized by comprising a water storage unit, a sand settling unit and a filtering unit, wherein the water storage unit is submerged under the sea surface and fixed on an offshore sea bed through a fixing device, and a plurality of water storage units are regularly arranged to form a water storage device; each water storage unit is provided with a water inlet and a water outlet, the water inlet is connected with a water inlet pipe, and the water outlet is connected with a water outlet pipe; the top of the sand setting unit is provided with a water inlet, and the water outlet is positioned at the upper part of the side surface of the sand setting unit; the filter unit is internally provided with a filter material, and the water inlet and the water outlet are respectively positioned at two sides of the filter unit; the water outlet of the sand setting unit is connected with the water inlet of the filtering unit, and the water inlet of the filtering unit is connected with the inlet end of the water inlet pipe.

2. The island fresh water impoundment system of claim 1, wherein the fixing means are comprised of anti-floating piles or anchorages or concrete piers, the plurality of fixing means are fixed on the seabed in a grid-like distribution, and the water storage unit is fixed to the fixing means by ropes.

3. The island fresh water impoundment system of claim 1, wherein the sand settling unit is provided with a desilting pump at the bottom for cleaning the internal settled sand.

4. The island in the sea fresh water accumulation system of claim 1, wherein the filter unit is provided with a material change port at the top of the filter unit for changing the filter material placed inside the filter unit.

5. The island fresh water impoundment system of claim 1, wherein the sand settling units are provided in plurality and are connected in sequence to form a multistage sand settling unit.

6. The island fresh water impoundment system of claim 1, wherein said filtration unit comprises a plurality of filtration units connected in series to form a multi-stage filtration unit.