阅读说明：本技术 可改善LeTID现象的P型单晶体PERC电池 (P-type single crystal PERC battery capable of improving LeTID phenomenon ) 是由 洪布双 于 2021-05-30 设计创作，主要内容包括：本发明属于A技术领域,尤其为可改善LeTID现象的P型单晶体PERC电池,包括电池本体,所述电池本体的底面固定连接有箱体,所述箱体的正面和箱体的背面均固定镶嵌有轴承,两个所述轴承的内圈共同固定连接有转杆,所述箱体的内壁固定连接有隔板,所述隔板的上表面固定镶嵌有两个电磁铁,所述箱体的内底壁固定连接有信号转换器。本发明通过第一永磁铁和第二永磁铁可以配合电磁铁对第一连接板和第二连接板进行控制,通过转杆可以在第一连接板下降时第二连接板能够上升,从而使第二连接板能够带动第二永磁铁与U型水囊与电池本体进行接触,对电池本体进行降温,解决了PERC电池并不会对PERC电池本体的温度进行控制,从而导致LeTID现象发生较为频繁的问题。(The invention belongs to the technical field of A, and particularly relates to a P-type single crystal PERC battery capable of improving a LeTID phenomenon. According to the invention, the first permanent magnet and the second permanent magnet can be matched with the electromagnet to control the first connecting plate and the second connecting plate, and the second connecting plate can be lifted when the first connecting plate descends through the rotating rod, so that the second connecting plate can drive the second permanent magnet to be in contact with the U-shaped water bag and the battery body, the battery body is cooled, and the problem that the temperature of the PERC battery body cannot be controlled, and the LeTID phenomenon is more frequent is solved.)

1. Can improve P type single crystal PERC battery of LeTID phenomenon, including battery body (1), its characterized in that: the battery comprises a battery body (1), a box body (4) is fixedly connected to the bottom surface of the battery body (1), a bearing (5) is fixedly embedded in the front surface of the box body (4) and the back surface of the box body (4), two rotating rods (16) are fixedly connected to the inner rings of the bearings (5), a partition plate (24) is fixedly connected to the inner wall of the box body (4), two electromagnets (11) are fixedly embedded in the upper surface of the partition plate (24), a signal converter (23) is fixedly connected to the inner bottom wall of the box body (4), a time relay (25) is fixedly connected to the inner bottom wall of the box body (4), a single chip microcomputer (22) is fixedly connected to the inner bottom wall of the box body (4), a U-shaped water bag (13) is arranged inside the box body (4), an inlet pipe (8) is fixedly communicated with the input end of the U-shaped water bag (13), and the right end of the inlet pipe (8) penetrates through the box body (4) and extends to the outside of the box body (4), the fixed intercommunication of output of U type water pocket (13) has drain pipe (20), the first connecting plate of outer fixed surface (15) and second connecting plate (17) of bull stick (16), the left surface of first connecting plate (15) has first permanent magnet (28) through first round pin axle (12) fixed articulated, the right flank of second connecting plate (17) has second permanent magnet (19) through second round pin axle (18) fixed articulated, the first limiting plate of bottom surface fixedly connected with (30) of first connecting plate (15), the bottom surface fixedly connected with second limiting plate (29) of second connecting plate (17), the inner wall fixedly connected with temperature sensor (27) of box (4).

2. The P-type single crystal PERC cell of claim 1, wherein said cell is characterized by: the outer fixed surface of box (4) is connected with fixed frame (31), the upper surface of fixed frame (31) and the upper surface fixed connection of battery body (1).

3. The P-type single crystal PERC cell of claim 1, wherein said cell is characterized by: two supporting blocks (26) are arranged below the box body (4), and the upper surface of each supporting block (26) is fixedly connected with the bottom surface of the box body (4).

4. The P-type single crystal PERC cell of claim 1, wherein said cell is characterized by: the left side surface of the box body (4) is fixedly communicated with wind collecting cylinders (10) which are arranged at equal intervals, and the right side surface of the box body (4) is provided with heat dissipation holes (6) which are arranged at equal intervals.

5. The P-type single crystal PERC battery capable of improving the LeTID phenomenon as claimed in claim 4, wherein: every the equal fixedly connected with first filter screen (9) of inner wall of first air collection section of thick bamboo (10), every the equal fixedly connected with second filter screen (21) of inner wall of louvre (6).

6. The P-type single crystal PERC cell of claim 1, wherein said cell is characterized by: the inner wall of the box body (4) is fixedly connected with a waterproof membrane (32), and the upper surface of the waterproof membrane (32) is in contact with the bottom surface of the battery body (1).

7. The P-type single crystal PERC cell of claim 1, wherein said cell is characterized by: the outer surface of the water inlet pipe (8) and the outer surface of the water outlet pipe (20) are fixedly connected with connecting rings (7), and the left side surface of each connecting ring (7) is fixedly connected with the right side surface of the box body (4).

8. The P-type single crystal PERC cell of claim 1, wherein said cell is characterized by: a nameplate (3) is arranged in front of the box body (4), and the back face of the nameplate (3) is fixedly connected with the front face of the box body (4).

9. The P-type single crystal PERC cell of claims 1 and 8, which improves the LeTID phenomenon, wherein: the front of box (4) is fixed to be inlayed and is had two pilot lamps (2), every pilot lamp (2) all are located the top of data plate (3).

10. The P-type single crystal PERC cell of claim 1, wherein said cell is characterized by: the inner wall of the box body (4) is fixedly connected with two elastic nets (14), and one side face, far away from each other, of each elastic net (14) is fixedly connected with the inner wall of the U-shaped water bag (13).

Technical Field

The invention relates to the technical field of photovoltaics, in particular to a P-type single-crystal PERC battery capable of achieving a LeTID phenomenon.

Background

A photovoltaic cell, which is an electrical device that converts light energy directly into electrical energy by the photovoltaic effect, a physical and chemical phenomenon, is a form of photovoltaic cell defined as a device whose electrical characteristics, such as current, voltage or resistance, change when exposed to light, and individual solar cell devices can be combined into modules, also known as solar panels, essentially a single junction silicon solar cell can produce a maximum open circuit voltage of about 0.5 to 0.6 volts.

The PERC cell is a kind of photovoltaic cell, and the PERC cell has gained much attention in the industry due to its high conversion efficiency. The core of the technology is that the back surface of a silicon chip is covered by an aluminum oxide or silicon oxide film to play a role in passivating the back surface and improving long-wave response, so that the conversion efficiency of the battery is improved, a PERC battery can generate a LeTID phenomenon when in use, the quantity of the silicon chip and hydrogen is generally controlled aiming at the LeTID phenomenon at present, but the PERC battery can also generate the LeTID phenomenon due to temperature change, the temperature of a PERC battery body cannot be controlled by the conventional PERC battery, so that the LeTID phenomenon is frequent, and therefore the P-type single-crystal PERC battery capable of generating the LeTID phenomenon is provided to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the P-type single-crystal PERC battery capable of improving the LeTID phenomenon, and solves the problem that the temperature of the PERC battery body cannot be controlled by the PERC battery, so that the LeTID phenomenon is frequent.

In order to achieve the purpose, the invention provides the following technical scheme: the P-type single crystal PERC battery capable of improving the LeTID phenomenon comprises a battery body, wherein a box body is fixedly connected to the bottom surface of the battery body, bearings are fixedly embedded in the front surface of the box body and the back surface of the box body, rotary rods are fixedly connected to the inner rings of the two bearings together, a partition plate is fixedly connected to the inner wall of the box body, two electromagnets are fixedly embedded on the upper surface of the partition plate, a signal converter is fixedly connected to the inner bottom wall of the box body, a time relay is fixedly connected to the inner bottom wall of the box body, a single chip microcomputer is fixedly connected to the inner bottom wall of the box body, a U-shaped water bag is arranged inside the box body, an input end of the U-shaped water bag is fixedly communicated with a water inlet pipe, the right end of the water inlet pipe penetrates through the box body and extends to the outside of the box body, a water discharge pipe is fixedly communicated with the output end of the U-shaped water bag, and a first connecting plate and a second connecting plate are fixedly connected to the outer surface of the rotary rods, the left side of first connecting plate has first permanent magnet through the fixed hinge joint of first round pin axle, the right side of second connecting plate has the second permanent magnet through the fixed hinge joint of second round pin axle, the first limiting plate of bottom surface fixedly connected with of first connecting plate, the bottom surface fixedly connected with second limiting plate of second connecting plate, the inner wall fixedly connected with temperature sensor of box.

As a preferred technical solution of the present invention, a fixing frame is fixedly connected to an outer surface of the case, and an upper surface of the fixing frame is fixedly connected to an upper surface of the battery body.

As a preferred technical scheme of the invention, two supporting blocks are arranged below the box body, and the upper surface of each supporting block is fixedly connected with the bottom surface of the box body.

As a preferred technical scheme of the invention, the left side surface of the box body is fixedly communicated with wind collecting cylinders which are arranged equidistantly, and the right side surface of the box body is provided with heat dissipation holes which are arranged equidistantly.

As a preferred technical scheme of the present invention, the inner wall of each first air collecting duct is fixedly connected with a first filter screen, and the inner wall of each heat dissipation hole is fixedly connected with a second filter screen.

As a preferable technical solution of the present invention, a waterproof film is fixedly connected to an inner wall of the case, and an upper surface of the waterproof film is in contact with a bottom surface of the battery body.

As a preferable technical scheme of the invention, the outer surface of the water inlet pipe and the outer surface of the water outlet pipe are both fixedly connected with connecting rings, and the left side surface of each connecting ring is fixedly connected with the right side surface of the box body.

As a preferred technical scheme of the invention, a nameplate is arranged in front of the box body, and the back surface of the nameplate is fixedly connected with the front surface of the box body.

As a preferable technical scheme of the invention, two indicator lamps are fixedly embedded in the front of the box body, and each indicator lamp is positioned above the nameplate.

As a preferable technical scheme of the invention, the inner wall of the box body is fixedly connected with two elastic nets, and one side surfaces, far away from each other, of the two elastic nets are fixedly connected with the inner wall of the U-shaped water bag.

Compared with the prior art, the invention provides the P-type single crystal PERC battery capable of improving the LeTID phenomenon, and the P-type single crystal PERC battery has the following beneficial effects:

1. this can improve P type single crystal PERC battery of LETID phenomenon, can cooperate the electro-magnet to control first connecting plate and second connecting plate through setting up first permanent magnet and second permanent magnet, and can rise through the bull stick when first connecting plate descends, thereby make the second connecting plate can drive the second permanent magnet and contact with U type water pocket and battery body, thereby cool down battery body, it can not control the temperature of PERC battery body to have solved the PERC battery, thereby lead to the LETID phenomenon to take place comparatively frequent problem.

2. This can improve P type single crystal PERC battery of LeTID phenomenon can carry on spacingly to first permanent magnet and second permanent magnet through setting up the stopper, contacts with the water pocket when making first permanent magnet and second permanent magnet can the rebound, prevents that the phenomenon of buckling from taking place to can control the time that two electro-magnets start in turn through being equipped with time relay.

Drawings

FIG. 1 is a schematic perspective view of a case according to the present invention;

FIG. 2 is a cross-sectional view of a front view of the housing of the present invention;

FIG. 3 is a schematic perspective view of a U-shaped water bag according to the present invention;

FIG. 4 is a schematic perspective view of a first connecting plate according to the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 2 according to the present invention.

In the figure: 1. a battery body; 2. an indicator light; 3. a nameplate; 4. a box body; 5. a bearing; 6. heat dissipation holes; 7. a connecting ring; 8. a water inlet pipe; 9. a first filter screen; 10. an air collecting cylinder; 11. an electromagnet; 12. a first pin shaft; 13. a U-shaped water bag; 14. an elastic net; 15. a first connecting plate; 16. a rotating rod; 17. a second connecting plate; 18. a second pin shaft; 19. a second permanent magnet; 20. a drain pipe; 21. a second filter screen; 22. a single chip microcomputer; 23. a signal converter; 24. a partition plate; 25. a time relay; 26. a support block; 27. a temperature sensor; 28. a first permanent magnet; 29. a second limiting plate; 30. a first limit plate; 31. a fixing frame; 32. a water-resistant membrane.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, in this embodiment: a P-type single crystal PERC battery capable of improving a LeTID phenomenon comprises a battery body 1, a box body 4 is fixedly connected to the bottom surface of the battery body 1, bearings 5 are fixedly embedded in the front surface of the box body 4 and the back surface of the box body 4, a rotating rod 16 is fixedly connected to the inner rings of the two bearings 5 together, a partition plate 24 is fixedly connected to the inner wall of the box body 4, two electromagnets 11 are fixedly embedded on the upper surface of the partition plate 24, a signal converter 23 is fixedly connected to the inner bottom wall of the box body 4, a time relay 25 is fixedly connected to the inner bottom wall of the box body 4, a single chip microcomputer 22 is fixedly connected to the inner bottom wall of the box body 4, a U-shaped water bag 13 is arranged inside the box body 4, an input end of the U-shaped water bag 13 is fixedly communicated with a water inlet pipe 8, the right end of the water inlet pipe 8 penetrates through the box body 4 and extends to the outside of the box body 4, a water outlet pipe 20 is fixedly communicated with the output end of the U-shaped water bag 13, a first connecting plate 15 and a second connecting plate 17 are fixedly connected to the outer surface of the rotating rod 16, the left side of first connecting plate 15 is fixedly hinged with first permanent magnet 28 through first round pin axle 12, and the right side of second connecting plate 17 is fixedly hinged with second permanent magnet 19 through second round pin axle 18, and the bottom surface fixedly connected with first limiting plate 30 of first connecting plate 15, the bottom surface fixedly connected with second limiting plate 29 of second connecting plate 17, the inner wall fixedly connected with temperature sensor 27 of box 4.

In this embodiment, the fixed frame 31 of outer fixed surface of box 4 is connected with, the upper surface of fixed frame 31 and the last fixed surface of battery body 1 are connected, can consolidate box 4 through fixed frame 31, prevent that box 4 and battery body 1 from droing, the below of box 4 is equipped with two supporting shoes 26, the upper surface of every supporting shoe 26 all with box 4's bottom surface fixed connection, can protect box 4 through supporting shoe 26, prevent that box 4 and ground from colliding, the fixed intercommunication of left surface of box 4 has the wind collection section of thick bamboo 10 that the equidistance was arranged, the louvre 6 that the equidistance was arranged is seted up to box 4's right flank, can make the heat that singlechip 22 gived off through wind collection section of thick bamboo 10 and louvre 6 and discharge.

The equal fixedly connected with first filter screen 9 of inner wall of every first air collecting duct 10, the equal fixedly connected with second filter screen 21 of inner wall of every louvre 6, can prevent to have the dust to get into box 4 through being equipped with first filter screen 9 and second filter screen 21, the inner wall fixedly connected with water proof membrane 32 of box 4, the upper surface of water proof membrane 32 contacts with the bottom surface of battery body 1, can prevent to have steam and battery body 1 contact through water proof membrane 32, the equal fixedly connected with go-between 7 of the surface of inlet tube 8 and the surface of drain pipe 20, the left surface of every go-between 7 all with the right flank fixed connection of box 4, can consolidate inlet tube 8 and drain pipe 20 through go-between 7, thereby prevent that inlet tube 8 and drain pipe 20 from droing.

The place ahead of box 4 is equipped with data plate 3, the back of data plate 3 and the positive fixed connection of box 4, can make the device staff of being convenient for know when using through data plate 3, the fixed embedding in front of box 4 has two pilot lamps 2, every pilot lamp 2 all is located the top of data plate 3, can show the operating condition of the device through pilot lamp 2, two elasticity nets 14 of the inner wall fixedly connected with of box 4, a side that two elasticity nets 14 kept away from each other all with the inner wall fixed connection of U type water pocket 13, can prevent through elasticity net 14 that U type water pocket 13 from appearing the swing.

The working principle and the using process of the invention are as follows: connect the device power, and control through singlechip 22, connect the water source with inlet tube 8, and be connected drain pipe 20 and water storage box, respond to the inside temperature of box 4 through temperature sensor 27, and when reaching the settlement temperature, singlechip 22 controls two electro-magnet 11 and starts in proper order, make electro-magnet 11 absorb first permanent magnet 28 and second permanent magnet 19 respectively, make thereby make first connecting plate 15 and second connecting plate 17 descend in proper order, and make first permanent magnet 28 and second permanent magnet 19 can rise in proper order, thereby promote U type water pocket 13 and upwards remove, thereby make U type water pocket 13 can absorb the heat of battery body 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.