阅读说明：本技术 一种由光伏瓦驱动以风热互补的海水淡化装置 (Seawater desalination device driven by photovoltaic tiles and complementary with wind and heat ) 是由 刘涛 于 2019-09-10 设计创作，主要内容包括：本发明提供一种由光伏瓦驱动以风热互补的海水淡化装置,涉及光伏瓦海水淡化领域,该由光伏瓦驱动以风热互补的海水淡化装置,包括壳体、隔温板、光伏瓦、压力传感器、蓄电池、单片机、保护板、蒸发仓和冷却仓,所述隔温板设在壳体内,隔温板将壳体分成前后两腔室,光伏瓦设在壳体前腔室内,压力传感器设在壳体底部,蓄电池设在壳体后腔室内,单片机设在蓄电池上,保护板设在光伏瓦前侧。该由光伏瓦驱动以风热互补的海水淡化装置,利用压力传感器与单片机相配合,当风力等级达到～级时,令电机带动支杆向上翻转90°,使整个保护板向上移动展开,在通过展开后的保护板与壳体相配合,将整个海水淡化装置包裹住,进而达到保护的效果。(The invention provides a seawater desalination device driven by photovoltaic tiles and complemented by wind and heat, which relates to the field of seawater desalination of the photovoltaic tiles. This by photovoltaic tile drive with complementary sea water desalination device of wind-heat utilizes pressure sensor and singlechip to cooperate, when the wind-force grade reaches ~ level, makes the motor drive branch upwards overturn 90, makes whole protection shield rebound expand, cooperatees through the protection shield after expanding with the casing, live whole sea water desalination device parcel, and then reaches the effect of protection.)

1. The utility model provides a by photovoltaic tile drive with complementary sea water desalination device of wind-heat which characterized in that: comprises a shell (1), a heat insulation plate (2), a photovoltaic tile (3), a pressure sensor (4), a storage battery (5), a singlechip (6), a protection plate (7), an evaporation bin (8) and a cooling bin (9), wherein the heat insulation plate (2) is arranged in the shell (1), the shell (1) is divided into a front cavity and a rear cavity by the heat insulation plate (2), the photovoltaic tile (3) is arranged in the front cavity of the shell (1), the pressure sensor (4) is arranged at the bottom of the shell (1), the storage battery (5) is arranged in the rear cavity of the shell (1), the singlechip (6) is arranged on the storage battery (5), the protection plate (7) is arranged at the front side of the photovoltaic tile (3), the evaporation bin (8) is arranged at the front side of the heat insulation plate (2), one side of the evaporation bin (8) is tightly attached to the photovoltaic tile (3), the cooling bin (9) is arranged in the rear cavity of the shell (1), the evaporation bin (8) is communicated, the bottom of the cooling bin (9) is connected with a water pump (10), two sides of the protection plate (7) are respectively provided with a driving mechanism, one side of the driving mechanism is provided with an evaporation bin (8) for connection, the other side of the driving mechanism is hinged with the protection plate (7), the driving mechanism can drive the protection plate (7) to do circular motion around a shaft, and the protection plate (7) is unfolded to cover the photovoltaic tile (3) after the driving mechanism rotates upwards by 90 degrees.

2. The seawater desalination plant driven by photovoltaic tiles to complement wind heat as claimed in claim 1, wherein: be connected with air-supply line (13) on heat insulating board (2), air-supply line (13) air intake extends to casing (1) front side, and in air-supply line (13) air outlet stretched into casing (1) rear chamber, it had air-out pipe (14) to lead to on heat insulating board (2), and air-out pipe (14) air outlet extended to casing (1) the back, can plug up air-supply line (13) air intake after protection shield (7) expand.

3. The seawater desalination plant driven by photovoltaic tiles to complement wind heat as claimed in claim 1, wherein: the driving mechanism comprises a supporting rod (15) and a motor (16), the motor (16) is connected with one side of the evaporation bin (8), a transmission shaft of the motor (16) is connected with one end of the supporting rod (15), and the other end of the supporting rod (15) is hinged with the upper end of the protection plate (7).

4. The seawater desalination plant driven by photovoltaic tiles to complement wind heat as claimed in claim 3, wherein: the protection plate (7) comprises a main plate (71), a first auxiliary plate (72) and a second auxiliary plate (73), the upper end of the main plate (71) is hinged to the support rod (15), the first auxiliary plate (72) is arranged on the front side of the main plate (71), the first auxiliary plate (72) is in sliding fit with the main plate (71), the second auxiliary plate (73) is arranged on the front side of the first auxiliary plate (72), and the second auxiliary plate (73) is in sliding fit with the first auxiliary plate (72).

5. The seawater desalination plant driven by photovoltaic tiles to complement wind heat as claimed in claim 1, wherein: be connected with suction pump (81) on evaporation storehouse (8), suction pump (81) are intake and are held to extend to outside casing (1), the vertical infiltration of end is intake in the sea in suction pump (81), evaporation storehouse (8) are connected with solenoid valve (85) down, solenoid valve (85) downwardly extending is outside casing (1), evaporation storehouse (8) in-connection has heating rod (84), heating rod (84) top is equipped with guide plate (82), guide plate (82) bottom is connected with honeycomb duct (83), honeycomb duct (83) one end is passed evaporation storehouse (8) and is stretched into in cooling bin (9), be equipped with trigger switch between heating rod (84) and suction pump (81), trigger switch control solenoid valve (85), suction pump (81) work, the speed of drawing water of suction pump (81) is faster than solenoid valve (85) drainage speed.

6. The seawater desalination plant driven by photovoltaic tiles to complement wind heat as claimed in claim 5, wherein: the trigger switch comprises a guide sheet (86), a first contact sheet (87) and a second contact sheet (88), the guide sheet (86) is in sliding fit with the inner wall of the evaporation bin (8), the guide sheet (86) can slide up and down, the first contact sheet (87) is arranged above the guide sheet (86), the second contact sheet (88) is arranged below the guide sheet (86), the guide sheet (86) is in contact with the first contact sheet (87) at the highest position, the water suction pump (81) stops working after the guide sheet (86) is in contact with the first contact sheet (87), the guide sheet (86) is in contact with the second contact sheet (88) at the lowest position, and the electromagnetic valve (85) is opened after the guide sheet (86) is in contact with the first contact sheet (87).

7. The seawater desalination plant driven by photovoltaic tiles to complement wind heat as claimed in claim 1, wherein: casing (1) front side is arc, and casing (1) front side is towards the sea, and casing (1) front side is opened and is equipped with the printing opacity region, makes light establish to photovoltaic tile (3), and casing (1) back is fixed with coast limit (18), is connected with transparent lid (12) on casing (1), and transparent lid (12) are located between protection shield (7) and photovoltaic tile (3).

Technical Field

The invention relates to the technical field of photovoltaic tile seawater desalination, in particular to a seawater desalination device driven by photovoltaic tiles and realizing wind-heat complementation.

Background

A large amount of fresh water is consumed in daily activities. With the increasing water resource, it becomes a realistic option to take seawater nearby for desalination. The existing seawater desalination method can obtain fresh water from seawater by a distillation method, a reverse osmosis method and the like. The seawater desalination plant requires the use of photovoltaic tiles to provide electrical power.

For example, a Chinese patent network discloses 'full-automatic solar negative pressure flash evaporation seawater desalination equipment and process', and the patent number is 201710050780.4. The device is arranged on a solar receiving working platform, and a fixed pull ring is arranged at the edge of the platform to fix the platform. Meanwhile, a vacuum pump, a vapor-liquid cooling conversion vacuum cavity column, a seawater flash evaporation cavity and other devices are arranged, seawater is changed into fresh water vapor in a flash evaporation mode, and the fresh water vapor is cooled and converted into distilled water.

However, the above devices still have some disadvantages, and the above devices need to be placed on the sea surface, but the sea surface cannot be kept calm all the time due to factors such as weather and airflow, and the sea surface may have strong wind and strong waves even on sunny days. However, the device only has a seawater desalination function, the whole device is exposed outside, and the sea waves continuously flap the device in windy weather. If the wind level is higher, the energy of sea waves is larger, the force of beating the sea waves is more violent, and partial area of the sea water desalination device is easily damaged. The seawater desalination device needs to be replaced and maintained, and the cost is increased.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a seawater desalination device driven by photovoltaic tiles and complemented by wind and heat, which solves the problem that the conventional seawater desalination device in the background art is exposed on the sea surface and is damaged due to the fact that the seawater desalination device is beaten by sea waves in the windy weather.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a seawater desalination device driven by photovoltaic tiles and complemented by wind heat comprises a shell, a heat insulation plate, photovoltaic tiles, a pressure sensor, a storage battery, a single chip microcomputer, a protection plate, an evaporation chamber and a cooling chamber, wherein the heat insulation plate is arranged in the shell and divides the shell into a front cavity and a rear cavity, the photovoltaic tiles are arranged in the front cavity of the shell, the pressure sensor is arranged at the bottom of the shell, the storage battery is arranged in the rear cavity of the shell, the single chip microcomputer is arranged on the storage battery, the protection plate is arranged on the front side of the photovoltaic tiles, the evaporation chamber is arranged on the front side of the heat insulation plate, one side of the evaporation chamber is tightly attached to the photovoltaic tiles, the cooling chamber is arranged in the rear cavity of the shell, the evaporation chamber is communicated with the cooling chamber, the bottom of the cooling chamber is connected with a water pump, two sides of the protection plate are respectively provided with a driving mechanism, one side, the driving mechanism rotates upwards for 90 degrees, and then the protection plate is unfolded to cover the photovoltaic tile.

Preferably, the heat insulation plate is connected with an air inlet pipe, an air inlet of the air inlet pipe extends to the front side of the shell, an air outlet of the air inlet pipe extends into the rear cavity of the shell, an air outlet pipe is communicated with the heat insulation plate, the air outlet of the air outlet pipe extends to the back side of the shell, and the air inlet of the air inlet pipe can be plugged after the protection plate is unfolded.

Preferably, actuating mechanism includes branch and motor, and the motor is connected with evaporation bin one side, and motor drive shaft is connected with branch one end, and the branch other end is articulated with the protection shield upper end.

Preferably, the protection plate comprises a main plate, a first auxiliary plate and a second auxiliary plate, the upper end of the main plate is hinged to the supporting rod, the first auxiliary plate is arranged on the front side of the main plate and is in sliding fit with the main plate, the second auxiliary plate is arranged on the front side of the first auxiliary plate, and the second auxiliary plate is in sliding fit with the first auxiliary plate.

Preferably, be connected with the suction pump on the evaporation storehouse, the suction pump is intake and is held to extend to the casing outside, the suction pump is intake and hold vertical dipping in the sea, be connected with the solenoid valve under the evaporation storehouse, solenoid valve downwardly extending to the casing outside, evaporation storehouse in-connection has the heating rod, the heating rod top is equipped with the guide plate, the guide plate bottom is connected with the honeycomb duct, honeycomb duct one end is passed in the evaporation storehouse stretches into the cooling chamber, be equipped with trigger switch between heating rod and the suction pump, trigger switch control solenoid valve, the work of suction pump, the pumping speed of suction pump is faster than solenoid valve drainage speed.

Preferably, the trigger switch comprises a guide sheet, a first contact sheet and a second contact sheet, the guide sheet is in sliding fit with the inner wall of the evaporation bin, the guide sheet can slide up and down, the first contact sheet is arranged above the guide sheet, the second contact sheet is arranged below the guide sheet, the guide sheet is contacted with the first contact sheet at the highest position, the water pump stops working after the guide sheet is contacted with the first contact sheet, the guide sheet is contacted with the second contact sheet at the lowest position, and the electromagnetic valve is opened after the guide sheet is contacted with the first contact sheet.

Preferably, the casing front side is arc, and the casing front side is towards the sea, and the casing front side is opened and is equipped with the printing opacity region, makes light establish to the photovoltaic tile, and the casing back is fixed with the coast limit, is connected with transparent lid on the casing, and transparent lid is located between protection shield and the photovoltaic tile.

(III) advantageous effects

The invention provides a seawater desalination device driven by photovoltaic tiles and complemented by wind and heat. The method has the following beneficial effects:

1. this by photovoltaic tile drive with complementary sea water desalination device of wind-heat utilizes pressure sensor and singlechip to cooperate, when the wind-force grade reaches ~ level, makes the motor drive branch upwards overturn 90, makes whole protection shield rebound expand, cooperatees through the protection shield after expanding with the casing, live whole sea water desalination device parcel, and then reaches the effect of protection.

2. This by photovoltaic tile drive with complementary sea water desalination device of wind-heat utilizes the heat that produces in the photovoltaic tile electric energy conversion process, carries out supplementary intensification to whole evaporation storehouse, shortens evaporation storehouse intensification time. And then the air inlet pipe is matched with the air outlet pipe, sea air passes through the cooling bin, the wind-solar complementary effect is achieved, and the time for desalting the sea water is shortened.

Drawings

FIG. 1 is a perspective view of the present invention in a structural state;

FIG. 2 is a schematic view of a structural state of the present invention;

FIG. 3 is a perspective view of a second embodiment of the present invention;

FIG. 4 is a partial cross-sectional view of the present invention in a structural state;

FIG. 5 is a partial cross-sectional view of a second embodiment of the present invention;

FIG. 6 is a cross-sectional view of the structure of the present invention;

FIG. 7 is a schematic view of a protective plate according to the present invention;

FIG. 8 is a cross-sectional view of the protective plate structure of the present invention;

FIG. 9 is an enlarged view of the structure of FIG. 1 at A according to the present invention.

In the figure: the solar water heater comprises a shell 1, a heat insulation plate 2, a photovoltaic tile 3, a pressure sensor 4, a storage battery 5, a single chip microcomputer 6, a protective plate 7, a main plate 71, a first auxiliary plate 72, a second auxiliary plate 73, a first sliding chute 74, a second sliding chute 75, a first sliding chute 76, a second sliding chute 77, an evaporation bin 8, a water pump 81, a guide plate 82, a guide pipe 83, a heating rod 84, an electromagnetic valve 85, a guide sheet 86, a first contact sheet 87, a second contact sheet 88, a slideway 89, a cooling bin 9, a water pump 10, a through groove 11, a transparent cover 12, an air inlet pipe 13, an air outlet pipe 14, a support rod 15, a motor 16, a sea level line.

Detailed Description

The embodiment of the invention provides a seawater desalination device driven by photovoltaic tiles and complemented by wind heat, which comprises a shell 1, a heat insulation plate 2, photovoltaic tiles 3, a pressure sensor 4, a storage battery 5, a single chip microcomputer 6, a protection plate 7, an evaporation bin 8 and a cooling bin 9, as shown in figures 1-9. The heat insulation plate 2 is fixedly welded in the shell 1. The thermal insulation plate 2 divides the housing 1 into a front chamber and a rear chamber. The front chamber is used for distilling seawater to produce water vapor, and the rear chamber is used for cooling the water vapor. Photovoltaic tile 3 is fixedly installed in the front cavity of the shell 1. Photovoltaic tile 3 is used for providing the electric energy for the whole sea water desalination device work. The pressure sensor 4 is fixedly arranged at the bottom of the shell 1. The pressure sensor 4 is used for detecting the impact force of the seawater on the whole seawater desalination device. During operation, pressure sensor 4 is whole to be immersed in the sea water, and the sea water flow strikes casing 1, strikes pressure sensor 4 simultaneously, and pressure sensor 4 transmits away the pressure that detects.

The storage battery 5 is positioned in the rear cavity of the shell 1 and fixedly bonded with the heat insulation plate 2. The singlechip 6 is positioned on the storage battery 5 and is fixedly welded with the heat insulation plate 2. The storage battery 5 is used for storing electric energy generated by the photovoltaic tile 3 and providing electric power for electronic equipment on the inner wall of the whole seawater desalination device. The singlechip 6 is used for controlling the work of each electronic device. The protective plate 7 is arranged on the front side of the photovoltaic tile 3. The evaporation bin 8 is arranged on the front side of the heat insulation plate 2 and is fixedly welded with the inner wall of the shell 1. One side of the evaporation bin 8 is tightly attached to the photovoltaic tile 3, and heat generated by the work of the photovoltaic tile 3 is used for heating the evaporation bin 8. During operation, when photovoltaic tile 3 changed light energy into electric energy, can produce heat energy and make photovoltaic tile temperature rise, because 8 one side of evaporation storehouse hugs closely with photovoltaic tile 3, when sending into the sea water evaporation storehouse 8 in, the temperature of evaporation storehouse 8 is lower than photovoltaic tile 3, according to the heat transfer principle, the heat energy transmission of photovoltaic tile 3 was for evaporation storehouse 8, makes the temperature in steam storehouse 8 slowly rise, and is the same until both temperatures, reaches the effect of supplementary intensification.

The cooling bin 9 is arranged in the rear cavity of the shell 1 and fixedly welded with the inner wall of the shell 1, and two ends of the cooling bin 9 extend out of the shell 1 and can be contacted with seawater. The low temperature of the seawater makes the whole temperature of the cooling bin 9 low, so that the water vapor in the cooling bin 9 is pre-cooled and liquefied into water drops. The evaporation bin 8 is communicated with the cooling bin 9. The bottom of the cooling bin 9 is connected with a water pump 10, and the water pump 10 is used for conveying the fresh water in the cooling bin 9 out. Two sides of the protection plate 7 are respectively provided with a driving mechanism, and one side of the driving mechanism is provided with an evaporation bin 8 for connection. The other side of the driving mechanism is hinged with the protection plate 7. The driving mechanism can drive the protective plate 7 to do circular motion around the shaft, and the protective plate 7 is unfolded to cover the photovoltaic tile 3 after the driving mechanism rotates upwards for 90 degrees. During operation, when pressure sensor 4 detects the sea water impact force and reaches the predetermined value, give singlechip 6 with the signal transmission, singlechip 6 receives signal control actuating mechanism and pulls out protection shield 7 from casing 1, makes protection shield 7 expand and cover photovoltaic tile 3, makes casing 1 seal and live the sea water desalination device parcel, avoids the sea water to strike. After the numerical value detected by the pressure sensor 4 is reduced, the singlechip 6 controls the driving mechanism to reset.

According to the international wave level table, when the wind level is less than 1, no waves exist on the sea surface, when the wind level is 1-2, micro waves exist on the sea surface, when the wind level is 3-4, small waves exist on the sea surface, and when the wind level is 3-5, light waves exist. At the moment, the impact force of the sea waves is not large, and the impact force applied to the whole sea water desalination device is weak. When the wind level is 5 ~ 7 grades of sea height, the impact force grow of wave, and the impact force of wave reaches preset numerical value, and when making 4 signal transmission of pressure sensor for singlechip 6, singlechip 6 control actuating mechanism expandes the protection shield. The protection mechanism is only suitable for sea waves with the sea wave level of 5-7.

The singlechip 6 is a conventional technical means, the model is STM32G0, the pressure sensor 4 is a common anticorrosive ceramic piezoresistive pressure sensor, the model is TPT519, and therefore the pressure sensor 4 is the same as the prior art in the same time, and the specific internal structure, the circuit arrangement and the like are the same as the prior art. The singlechip 6 and the pressure sensor 4 can be replaced according to actual conditions.

An air inlet pipe 13 is fixedly bonded on the heat insulation plate 2. The air inlet of the air inlet pipe 13 extends to the front side of the shell 1, and the air outlet of the air inlet pipe 13 extends into the rear cavity of the shell 1. An air outlet pipe 14 is communicated with the heat insulation plate 2, and an air outlet of the air outlet pipe 14 extends to the back of the shell 1. Through the matching use of the air inlet pipe 13 and the air outlet pipe 14, the offshore wind can be contacted with the cooling bin 9. The effect of reducing the temperature of the cooling chamber 9 by means of the cold and humid sea wind and the seawater at a reduced temperature. When the wind level is 5 ~ 7 grades protection board 7 expandes. The protection plate 7 can block the air inlet of the air inlet pipe 13 after being unfolded.

The drive mechanism comprises a strut 15 and a motor 16. The motor 16 is welded with one side of the evaporation bin 8, a transmission shaft of the motor 16 is welded with one end of the supporting rod 15, and the other end of the supporting rod 15 is hinged with the upper end of the protection plate 7. The rotation of the motor 16 rotates the rod 15, so that the rod 15 can drive the protection plate 7 to be lifted and unfolded. The motor 16 is of the prior art type Y90S-2. The motor 16 is electrically connected with the singlechip 6 and can be replaced according to actual conditions.

Utilize the heat that produces among the 3 electric energy conversion processes of photovoltaic tile, carry out supplementary intensification to whole evaporation storehouse 8, shorten evaporation storehouse 8 heat-up time. Then, the air inlet pipe 13 is matched with the air outlet pipe 14, sea air passes through the cooling bin 9, the wind and light complementation effect is achieved, and the time for seawater desalination is shortened.

The protective plate 7 includes a main plate 71, a first sub-plate 72, and a second sub-plate 73. The upper end of the main plate 71 is hinged to the support rod 15, the first auxiliary plate 72 is arranged on the front side of the main plate 71, one side, close to the main plate 71, of the first auxiliary plate 72 is provided with a first sliding groove 74, and the main plate 71 is welded with a first sliding block 76 relative to the first sliding groove 74. The first sub-plate 72 is slidably engaged with the main plate 71 through the first slide slot 74 and the first slide block 76. The second auxiliary plate 73 is arranged on the front side of the first auxiliary plate 72, a second sliding groove 75 is formed in one side, close to the first auxiliary plate 72, of the second auxiliary plate 73, and a second sliding block 77 is welded to the first auxiliary plate 72 relative to the second sliding groove 75. The second auxiliary plate 73 is in sliding fit with the first auxiliary plate 72 through the second sliding groove 75 and the second sliding block 77. When the lifting device works, the motor 16 drives the supporting rod 15 to turn downwards, the supporting rod drives the main board 71 to lift, due to the existence of the first sliding groove 74 and the first sliding block 76, when the first sliding block 76 moves to the limit and contacts with the inner wall of the first sliding groove 75, the first sliding block 76 hooks the first sliding groove 74, and the first auxiliary board 72 is enabled to ascend along with the main board 71. The principle of the second sub-plate 73 and the first sub-plate 72 is the same as that described above, thereby achieving the effect of unfolding the protection plate 7.

This by photovoltaic tile drive with complementary sea water desalination device of wind-heat utilizes pressure sensor 4 and singlechip 6 to cooperate, when the wind-force level reaches 5 ~ 7 grades, makes motor 16 drive branch 15 upwards upset 90, makes whole protection shield 7 rebound expand, cooperatees through protection shield 7 after expanding with casing 1, lives whole sea water desalination device parcel, and then reaches the effect of protection.

A water pump 81 is fixedly arranged on the evaporation bin 8. The water inlet end of the water pump 81 extends out of the shell 1, and the water inlet end of the water pump 81 vertically and downwards dips into the sea and is used for sending seawater into the evaporation bin 8. An electromagnetic valve 85 is fixedly installed below the evaporation bin 8, and the electromagnetic valve 85 extends downwards to the outside of the shell 1 for draining water. A heating rod 84 is fixedly arranged in the evaporation bin 8. The heating rod 84 is a conventional technique, and the heating rod 84 heats up to boil the seawater to form steam, thereby achieving the distillation effect. A guide plate 82 is arranged above the heating rod 84, and one end of the guide plate 82 is welded with the inner wall of the evaporation bin 8. The bottom of the guide plate 82 is welded with a guide pipe 83. One end of the draft tube 83 obliquely penetrates through the evaporation bin 8 and extends into the cooling bin 9. The steam formed after the seawater distillation contacts with the guide plate 82 and then flows along the guide pipe 83 to further cool the interior of the bin 9. A trigger switch is arranged between the heating rod 84 and the water suction pump 81, the trigger switch controls the electromagnetic valve 85 and the water suction pump 81 to work, and the water suction speed of the water suction pump 81 is higher than the water drainage speed of the electromagnetic valve 85.

The trigger switch includes a guide tab 86, a first contact tab 87 and a second contact tab 88. The guide sheet 86, the first contact sheet 87 and the second contact sheet 88 are electrically connected with the singlechip through leads. The guide vane 86 is in sliding fit with the inner wall of the evaporation bin 8, and a vertical slide 89 is arranged in the evaporation bin 8. The guide tabs 86 are in sliding engagement with the slide tracks 89. The guide 86 can slide up and down. The first contact piece 87 is arranged above the guide piece 86 and welded with the inner wall of the evaporation bin 8. The second contact piece 88 is arranged below the guide piece 86 and welded with the inner wall of the evaporation bin 8. Seawater is injected into the evaporation bin 8, the guide vane 8 moves upwards under the action of buoyancy, and the guide vane 86 is in contact with the first contact piece 87 when being at the highest position. The singlechip 6 controls the water pump 81 to stop working. With the continuous distillation of the seawater, the liquid level in the evaporation bin 8 gradually decreases, when the guide vane 86 is at the lowest position, the guide vane 86 contacts the second contact piece 88, and after the guide vane 86 contacts the first contact piece 87, the electromagnetic valve 85 is opened to discharge the seawater.

The water pump 81 and the water pump 10 are controlled by the singlechip 6, and the time can be set by the singlechip 6. If the water pump 81 is started to be opened within a specified time at the 9 th day, the seawater is injected into the evaporation chamber 8. And starting the water pump 10 to convey the desalted water in the cooling bin 9 at 3 and 4 points after the water is delivered.

The front side of the shell 1 is arc-shaped, and the impact resistance of the shell can be improved due to strong arch stress. The front side of the housing 1 faces the sea and the lower half of the housing 1 is submerged below the sea level 18. The front side of the shell 1 is provided with a light-transmitting area, so that light rays are arranged towards the photovoltaic tile 3. The back of the housing 1 is fixedly riveted to the seashore side 18. The shell 1 is welded with a transparent cover 12, and the transparent cover 12 is positioned between the protective plate 7 and the photovoltaic tile 3 to play a role in auxiliary protection.

The casing 1 is provided with a through groove 11, two ends of the main board 71 of the protection plate 7 extend into the casing 1 through the through groove 11 to be connected with the support 15, and after the protection plate 7 is unfolded, the whole through groove is sealed to avoid seawater entering. The whole case 1 and the protective plate 7 are made of a stainless steel mesh plywood.

The working principle is as follows: during the use, when the sea surface scrapes the strong wind, the impact force increase of wave when the wind level reaches 5 ~ 7 levels, and the impact force reaches preset numerical value this moment, and pressure sensor 4 will record data transfer and give singlechip 6, and singlechip 6 control motor 16 rotates, and motor 16 drives branch 15 and upwards overturns 90, makes 7 expandes of protection shield and covers photovoltaic tile 3, includes whole device in casing 1, prevents that the wave from assaulting photovoltaic tile and sea water desalination device.

In conclusion, this by complementary sea water desalination device of photovoltaic tile drive with wind-heat utilizes pressure sensor 4 and singlechip 6 to cooperate, when the wind-force grade reaches 5 ~ 7 grades, makes motor 16 drive branch 15 upwards upset 90, makes whole protection shield 7 rebound expand, cooperatees through protection shield 7 after expanding with casing 1, live whole sea water desalination device parcel, and then reaches the effect of protection.

In addition, the heat generated in the electric energy conversion process of the photovoltaic tile 3 is utilized to assist in heating the whole evaporation bin 8, and the heating time of the evaporation bin 8 is shortened. Then, the air inlet pipe 13 is matched with the air outlet pipe 14, sea air passes through the cooling bin 9, the wind and light complementation effect is achieved, and the time for seawater desalination is shortened.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.