CN211688359U

CN211688359U - Solar seawater desalination device

Info

Publication number: CN211688359U
Application number: CN202020010221.8U
Authority: CN
Inventors: 穆前锦; 武朋; 李�浩; 庞佑; 张晗; 黄映洲; 王蜀霞; 何光宏; 韩忠
Original assignee: Chongqing University
Current assignee: Chongqing University
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-10-16
Anticipated expiration: 2030-01-03

Abstract

The utility model discloses a solar seawater desalination device, which comprises a fresh water pool and a rectangular pyramid upper cover, wherein each side surface of the rectangular pyramid upper cover is respectively provided with a lens; a seawater pool is arranged in the fresh water pool, a layer of photothermal body is arranged at an opening at the upper end of the seawater pool, a plurality of through holes are arranged on the photothermal body at intervals, a cotton thread is arranged in each through hole in a penetrating manner, and the lower end of each cotton thread extends to the bottom of seawater; the focus of the lens on each side of the rectangular pyramid upper cover is positioned on the photo-thermal body; a seawater inlet pipe is arranged on the rectangular pyramid upper cover in a penetrating way to the bottom of the seawater pool, and a fresh water outlet pipe is arranged at the bottom of the fresh water pool and communicated with the fresh water reservoir. The utility model discloses a set up the light and heat body into waterproof cellular carbon black, can improve the characteristic of heat absorption, extinction to the carbon black is with low costs, can be convenient for install the cotton thread through setting up the through-hole, dyes through the top coating carbon dust at the cotton thread, can improve the heat absorption efficiency of the light and heat body, and it is succinct to have the structure, and is with low costs, advantages such as energy-concerving and environment-protective.

Description

Solar seawater desalination device

Technical Field

The utility model belongs to the technical field of the sea water desalination, specific saying so relates to a solar energy sea water desalination device.

Background

The people in China are gradually growing, the water resources shared by all people are gradually reduced, and if the unhealthy condition is continued, the environmental problem is worsened, so that the seawater desalination engineering is more and more concerned. The desalination of sea water is based on the principle that sea water is desalinated by a desalination process to produce fresh water. The method is an open source technology for realizing water resource utilization, can increase the total amount of used fresh water, is not influenced by time, space and climate, has good water quality and gradually reasonable price, can ensure stable water supply of coastal resident drinking water, industrial boiler water supplement and the like, and is a project benefiting the nation and the people. At present, two methods are mainly adopted to desalt seawater, namely a distillation method and a reverse osmosis method. However, the two methods have high cost and energy consumption, some methods are accompanied by byproducts, and the defects of complex structure, environmental pollution and the like exist.

Disclosure of Invention

In order to overcome the defects, the utility model provides a solar seawater desalination device, which has the advantages of simple structure, low cost, energy conservation and environmental protection.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: a solar seawater desalination device comprises a fresh water pool made of transparent materials and provided with an upper end opening, and a rectangular pyramid upper cover which is positioned on the upper end opening of the fresh water pool and seals the upper end opening of the fresh water pool, wherein each side surface of the rectangular pyramid upper cover is respectively provided with a lens; a seawater pool with an opening at the upper end is arranged in the fresh water pool, and the bottom of the seawater pool is arranged above the bottom of the fresh water pool through a support column; a layer of photothermal body is fixedly arranged at the opening position of the upper end of the seawater pool, a plurality of through holes are arranged on the photothermal body at intervals, a cotton thread penetrates through each through hole, the upper end of the cotton thread is tied and then clamped on the upper surface of the photothermal body, and the lower end of the cotton thread extends to the bottom of the seawater pool; the focal point of the lens on each side of the rectangular pyramid upper cover is positioned on the photo-thermal body; a seawater inlet pipe is further arranged on the rectangular pyramid upper cover in a penetrating mode to the bottom of the seawater pool, and a fresh water outlet pipe is arranged at the bottom of the fresh water pool and communicated to the fresh water reservoir.

As a further improvement of the utility model, the surface of the rectangular pyramid upper cover is coated with a layer of hydrophobic coating.

As a further improvement of the utility model, the photo-thermal body is waterproof honeycomb carbon black.

As a further improvement of the invention, the thickness of the photo-thermal body is 18-22mm, preferably 20 mm.

As a further improvement, the through holes on the photo-thermal body are distributed in an array.

As a further improvement of the utility model, the knotting position of the upper end of the cotton thread is coated with carbon powder.

As a further improvement of the utility model, the sea water pool is made of transparent acrylic plates.

As a further improvement of the utility model, a detachable adhesive part is arranged on the outer side surface of the fresh water pool, and the adhesive part is a plane mirror with a support frame.

As a further improvement of the utility model, the support columns are four and are located the four corners of the lower side surface of the sea water pond.

As a further improvement of the utility model, the seawater inlet pipe is a plastic pipe.

The utility model has the advantages that: this solar energy sea water desalination device through setting up the light and heat body into waterproof cellular carbon black, can improve the characteristic of heat absorption, extinction to the cotton thread can be convenient for install through setting up the through-hole to the carbon black is with low costs, can be convenient for absorb water through the cotton thread, dyes through the top coating carbon dust at the cotton thread, can improve the heat absorption efficiency of the light and heat body, avoids the cotton thread to block the light and heat body absorption light and heat. Simultaneously, this solar energy sea water desalination device can support the sea water pond that the acrylic plate made through the support column, can play the effect of reflection through the level crossing to make light and heat can fully absorb light and heat, be convenient for fix the level crossing through the adhesion piece. Has the advantages of simple structure, low cost, energy conservation, environmental protection and the like.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the photo-thermal body of the present invention;

fig. 3 is a top view of the rectangular pyramid upper cover of the present invention;

the following description is made with reference to the accompanying drawings:

1-fresh water pool; 2-a rectangular pyramid upper cover;

3-sea water pool; 4-support column;

5-a photo-thermal body; 51-a through hole;

6-cotton thread; 7-fresh water outlet pipe;

8-seawater inlet pipe; 9-adhesive part.

Detailed Description

The following description of the preferred embodiments of the present invention will be made in conjunction with the accompanying drawings.

Referring to fig. 1-3, for the present invention, a solar seawater desalination device comprises a fresh water tank 1 made of transparent material and having an upper opening, and a rectangular pyramid upper cover 2 located on the upper opening of the fresh water tank 1 and closing the upper opening of the fresh water tank 1, wherein each side of the rectangular pyramid upper cover forms a lens respectively. The lens may be formed by glass grinding.

The inside of fresh water pond 1 is equipped with upper end open-ended sea water pond 3, and sea water pond 3 is made for transparent acrylic plate, and the bottom of this sea water pond 3 is arranged in the bottom top of fresh water pond 1 through support column 4. If seawater pond 3 sets up to the cuboid structure, then support column 4 can set up to four, sets up the position at four angles of 3 downside in seawater pond respectively. The size of the supporting column can be selected according to the bearing of the size of the sea pool, and the requirement of bearing the maximum weight can be met.

A layer of photo-thermal body 5 is fixedly arranged at the upper end opening position of the seawater pool 3, and a plurality of through holes 51 distributed in an array form are arranged on the photo-thermal body 5 at intervals. The photo-thermal body 5 of the utility model is made of waterproof honeycomb carbon black, and the thickness is 18-22mm, preferably 20 mm. Carbon black has excellent heat absorbing and water absorbing properties and is low in cost.

A cotton thread 6 is arranged in each through hole 51 in a penetrating way, the upper end of the cotton thread 6 is tied and then clamped on the upper surface of the photo-thermal body 5, namely, the cotton thread is connected with carbon black, and the lower end of the cotton thread 6 extends to the bottom of the seawater pool 3, so that the carbon black and seawater can be conveniently connected. Because the cotton thread can block the heat absorption effect of sunlight after knotting, the knotted position of the upper end of the cotton thread 6 is coated with carbon powder, and the photo-thermal efficiency is increased.

A seawater inlet pipe 8 is arranged on the rectangular pyramid upper cover 2 in a penetrating way to the bottom of the seawater pool 3, the seawater inlet pipe 8 can be a plastic pipe, and the focus of the lens on each side surface of the rectangular pyramid upper cover is correspondingly positioned on the photo-thermal body 5 so as to play a role in condensing light. The surface of the rectangular pyramid upper cover is coated with a layer of hydrophobic coating, so that light can be reflected to the photo-thermal body after water drops exist.

The bottom of the fresh water pool 1 is provided with a fresh water outlet pipe 7 which is communicated to the fresh water reservoir so as to discharge fresh water.

The outer side of the fresh water pool 1 is provided with a removable adhesive part 9, the adhesive part 9 is a plane mirror with a support frame, and a plurality of plane mirrors are distributed on the periphery of the fresh water pool to form a plane mirror array. When the adhesion piece 9 is taken down, the plane mirror support is opened, the plane mirror is placed at a selected angle and is focused on the photo-thermal body, namely carbon black, and the solar energy utilization rate can be greatly increased.

Specifically, when the solar seawater desalination device is used, firstly, seawater to be processed is conveyed to the seawater pool 3 through the seawater inlet pipe 8, so that the cotton threads can absorb water, the seawater is absorbed and gradually contacts with the photothermal body, then the light is condensed through the top, namely four corresponding lenses on the rectangular pyramid upper cover, and the focuses of the four lenses are arranged on the photothermal body, so that the photothermal body has higher temperature, and the seawater absorbed by the photothermal body can be vaporized to form hot steam. The hot steam rises to meet the rectangular pyramid upper cover, can condense down, drops to the fresh water pond. The fresh water collected by the fresh water pond is communicated to the fresh water reservoir through a fresh water outlet pipe 7 for collection.

The adhesive part 9 on the outer side of the fresh water pool 1 can be taken down, the proper angle of the plane mirror is adjusted to form a plane mirror array, the solar rays are reflected to the carbon black, and the solar energy utilization rate is further increased.

Therefore, the solar seawater desalination device can improve the characteristics of heat absorption and light absorption by setting the photo-thermal body into waterproof honeycomb-shaped carbon black, has low cost of the carbon black, can facilitate installation of cotton threads by setting the through holes, can facilitate water absorption through the cotton threads, dyes by coating carbon powder on the top ends of the cotton threads, can improve the heat absorption efficiency of the photo-thermal body, and avoids the cotton threads from blocking the photo-thermal body to absorb the photo-thermal. Simultaneously, this solar energy sea water desalination device can support the sea water pond that the acrylic plate made through the support column, can play the effect of reflection through the level crossing to make light and heat can fully absorb light and heat, be convenient for fix the level crossing through the adhesion piece. Has the advantages of simple structure, low cost, energy conservation, environmental protection and the like.

In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the invention. The foregoing description is only illustrative of the preferred embodiments of the invention, which can be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. All the contents that do not depart from the technical solution of the present invention, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention all still belong to the protection scope of the technical solution of the present invention.

Claims

1. A solar seawater desalination device is characterized in that: the device comprises a fresh water pool (1) made of transparent materials and provided with an upper end opening, and a rectangular pyramid upper cover (2) which is positioned on the upper end opening of the fresh water pool (1) and seals the upper end opening of the fresh water pool (1), wherein each side surface of the rectangular pyramid upper cover forms a lens respectively; a seawater pool (3) with an opening at the upper end is arranged in the fresh water pool (1), and the bottom of the seawater pool (3) is arranged above the bottom of the fresh water pool (1) through a support column (4); a layer of photothermal body (5) is fixedly arranged at the opening position of the upper end of the seawater pool (3), a plurality of through holes (51) are arranged on the photothermal body (5) at intervals, a cotton thread (6) penetrates through each through hole, the upper end of the cotton thread (6) is tied and then clamped on the upper surface of the photothermal body (5), and the lower end of the cotton thread (6) extends to the bottom of the seawater pool (3); the focal point of the lens at each side of the rectangular pyramid upper cover is positioned on the photo-thermal body (5); a seawater inlet pipe (8) is further arranged on the rectangular pyramid upper cover (2) in a penetrating mode to the bottom of the seawater pool (3), and a fresh water outlet pipe (7) is arranged at the bottom of the fresh water pool (1) and communicated to the fresh water reservoir.

2. The solar seawater desalination apparatus of claim 1, wherein: and a layer of hydrophobic coating is coated on the surface of the rectangular pyramid upper cover.

3. The solar seawater desalination apparatus of claim 1, wherein: the photo-thermal body (5) is waterproof honeycomb-shaped carbon black.

4. The solar seawater desalination apparatus of claim 3, wherein: the thickness of the photo-thermal body (5) is 18-22 mm.

5. The solar seawater desalination apparatus of claim 3, wherein: the through holes on the photo-thermal body (5) are distributed in an array.

6. The solar seawater desalination apparatus of claim 1, wherein: the knotting position of the upper end of the cotton thread (6) is coated with carbon powder.

7. The solar seawater desalination apparatus of claim 1, wherein: the seawater pool (3) is made of transparent acrylic plates.

8. The solar seawater desalination apparatus of claim 1, wherein: the outer side surface of the fresh water pool (1) is provided with a detachable adhesion part (9), and the adhesion part (9) is a plane mirror with a support frame.

9. The solar seawater desalination apparatus of claim 1, wherein: the support column is four, is located the four corners position of the downside of sea pond.

10. The solar seawater desalination apparatus of claim 1, wherein: the seawater inlet pipe (8) is a plastic pipe.