Flexible perovskite solar cell surface film coating device

Abstract

The utility model relates to the technical field of solar cell film coating, and particularly discloses a flexible perovskite solar cell surface film coating device, which comprises a film coating device main body, a plurality of conveying rollers are rotatably arranged close to the front end in the film coating device main body, and a dispensing mechanism for gluing is arranged on the rear side of the conveying rollers. A film covering assembly is arranged at the rear end of the dispensing mechanism, a supporting roller rotationally installed in the middle of the interior of the film covering device body is arranged below the film covering assembly, and a curing assembly used for curing is arranged at the rear end of the film covering assembly; and the curing assembly comprises two groups of lifting plates which are slidably mounted at the rear end in the film covering device main body. According to the utility model, under the action of the lifting plates, the distance between the flexible perovskite solar cell and the two groups of lifting plates is adjusted, so that the distance between the flexible perovskite solar cell and the ultraviolet curing lamp is matched with the thickness of the flexible perovskite solar cell.

Description

TECHNICAL FIELD

[0001] The utility model relates to solar cell film covering technical field especially is related to a flexible perovskite solar cell surface film covering device. BACKGROUND

[0002] Flexible perovskite solar cell is a kind of new solar cell using perovskite type organic metal halide semiconductor as light-absorbing material, and it has flexibility, lightness and high-efficiency photoelectric conversion efficiency.Perovskite material is sensitive to water, heat, oxygen and other environmental factors in the atmosphere, which can easily lead to battery performance degradation, so the stability of the battery can be enhanced by film covering technology.

[0003] As the prior art, the flexible perovskite solar cell surface film covering device disclosed in the publication No.CN221768648U includes a bracket and a flexible perovskite solar cell, two guide base wheels are fixedly connected to the top surface of the bracket on one side of the middle part, a glue dispenser is arranged on the right side of the laser etcher, an encapsulation film unwinding wheel is rotatably connected to the top of the support plate, an encapsulation film is arranged outside the encapsulation film unwinding wheel, a film coating wheel is rotatably connected to the bottom of one side of the support plate, and multiple ultraviolet curing lamps are arranged inside the curing box, and the film coating wheel is located on the top surface of the flexible perovskite solar cell.By the cooperation of the glue dispenser and the film coating wheel, the encapsulation film can be laid on the surface of the flexible perovskite solar cell, and the glue can be cured by the ultraviolet curing lamp, so as to realize the encapsulation of the flexible perovskite solar cell with a relatively long length.

[0004] In actual implementation, the position of the ultraviolet curing lamp is fixed, and if the thickness of the flexible perovskite solar cell changes, the distance between the ultraviolet curing lamp and the flexible perovskite solar cell will change.If the ultraviolet curing lamp is too close to the flexible perovskite solar cell, the flexible perovskite solar cell will be heated, which will affect the flexible perovskite solar cell, and if the ultraviolet curing lamp is too far from the flexible perovskite solar cell, the curing efficiency of the flexible perovskite solar cell will be affected. SUMMARY

[0005] The utility model aims at providing a flexible perovskite solar cell surface film covering device, which can adjust the distance between the flexible perovskite solar cell and the two groups of lifting plates under the action of the lifting plate, so that the distance between the flexible perovskite solar cell and the ultraviolet curing lamp is matched with the thickness of the flexible perovskite solar cell, to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a flexible perovskite solar cell surface film coating device, including the film coating device main part, the inside of film coating device main part is rotationally installed with a plurality of conveying rollers in front end, the rear side of conveying roller is provided with the point glue mechanism for gluing, and the rear end of point glue mechanism is provided with film coating subassembly, the below of film coating subassembly is provided with the support roller rotationally installed in the middle of film coating device main part, and the rear end of film coating subassembly is provided with the solidification subassembly for solidification,

[0007] The solidification subassembly includes two groups of lifting plates slidingly installed at the rear end of the film coating device main part, and a plurality of ultraviolet curing lamps are fixed to one side surface of the lifting plates close to the horizontal center line of the film coating device main part.

[0008] Preferably, the height of the support roller is consistent with the center height between the two groups of lifting plates, and two rotatable guide rollers are arranged above the film coating subassembly.

[0009] Preferably, a rotatable unwinding roller is fixed to the top of the film coating device main part, and a feeding port is formed in the top of the film coating device main part below the unwinding roller.

[0010] Preferably, the solidification subassembly further includes a servo motor fixed to the side of the film coating device main part, a transmission gear is fixedly connected to the power output end of the servo motor, and support racks are engagedly connected to the left and right sides of the transmission gear.

[0011] Preferably, the support racks are fixedly connected to the lifting plates, and limit sliding blocks are arranged at the connection between the lifting plates and the film coating device main part.

[0012] Preferably, the film coating subassembly includes a pressing plate fixed to the front end of one of the lifting plates, mounting plates are fixed to the bottom of the pressing plate, a film coating roller is rotationally connected between the two mounting plates, guide sliding grooves are formed at the connection between the mounting plates and the film coating device main part, and guide sliding blocks are slidingly arranged in the guide sliding grooves.

[0013] Preferably, the point glue mechanism includes a glue dispenser fixed to the top of the film coating device main part close to the front side, a glue outlet pipe is fixedly connected to the output end of the glue dispenser, a support plate is fixedly connected to the end of the glue outlet pipe, and a plurality of glue dispensing heads are arranged in the support plate and are in communication with the glue outlet pipe.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1. The solidification subassembly is arranged, the distance between the flexible perovskite solar cell and the two groups of lifting plates is adjusted under the action of the lifting plates, the distance between the flexible perovskite solar cell and the ultraviolet curing lamps is adapted to the thickness of the flexible perovskite solar cell;

[0016] 2. Through the set film assembly, the installation plate can be driven to move up and down under the action of the lower pressing plate, so that the film roller and the supporting roller can be adjusted in distance according to the thickness of the flexible perovskite solar cell, and the flexible perovskite solar cell can be better coated. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the drawings needed in the specific embodiments or the prior art description will be briefly introduced as follows. Obviously, the drawings described below are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0018] Figure 1 It is the overall structure view of the present application;

[0019] Figure 2 It is the structure schematic view of the curing assembly of the present application;

[0020] Figure 3 It is the structure schematic view of the film assembly of the present application;

[0021] Figure 4 It is the Figure 3 It is the enlarged view of A in the figure.

[0022] Explanation of reference signs:

[0023] 1, film coating device main body; 2, conveying roller; 3, glue dispensing mechanism; 301, glue dispenser; 302, glue outlet pipe; 303, support plate; 304, glue dispensing head; 4, unwinding roller; 5, curing assembly; 501, servo motor; 502, transmission gear; 503, support rack; 504, lifting plate; 505, ultraviolet curing lamp; 506, limit sliding block; 6, film assembly; 601, film roller; 602, lower pressing plate; 603, installation plate; 604, guide sliding block; 605, guide sliding groove; 7, guide roller; 8, supporting roller. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0025] The utility model provides a technical scheme:

[0026] Please refer to Figures 1 to 4 A flexible perovskite solar cell surface film coating device, including film coating device main part 1, the inside of film coating device main part 1 is rotationally installed with multiple conveying rollers 2 in front end, the rear side of conveying roller 2 is provided with the dispensing mechanism 3 for gluing, and the rear end of dispensing mechanism 3 is provided with film coating assembly 6, the lower of film coating assembly 6 is rotationally installed in the inside of film coating device main part 1 in the middle and is provided with the support roller 8, and the rear end of film coating assembly 6 is provided with the solidification assembly 5 for solidification;

[0027] Solidification assembly 5 includes two groups of lifting plates 504 slidingly installed in the inside of film coating device main part 1 close to rear end, and the surface of the side close to the horizontal center line of film coating device main part 1 is fixed with multiple ultraviolet curing lamps 505.

[0028] The height of support roller 8 is consistent with the center height between two groups of lifting plates 504, and the upper of film coating assembly 6 is provided with two rotatable guide rollers 7;The top of film coating device main part 1 is fixed with rotatable unwinding roller 4, and the lower of unwinding roller 4 is provided with feed inlet located at the top of film coating device main part 1, and solidification assembly 5 further includes servo motor 501 fixed on the side of film coating device main part 1, and the power output end of servo motor 501 is fixedly connected with transmission gear 502, and the left and right sides of transmission gear 502 are all hingedly connected with support rack 503, and support rack 503 is fixedly connected with lifting plate 504, and the connecting place of lifting plate 504 and film coating device main part 1 is provided with limiting slide block 506, in order to limit support rack 503, the connecting place of support rack 503 and film coating device main part 1 can be provided with limiting sliding groove.

[0029] By adopting the above technical scheme, when the position of solidification assembly 5 needs to be adjusted according to the thickness of flexible perovskite solar cell, servo motor 501 can be started to drive transmission gear 502 to rotate, at this time, transmission gear 502 can drive support rack 503 to move up and down, so that lifting plate 504 is driven by support rack 503 to slide in the inside of film coating device main part 1, the distance between two groups of lifting plates 504 is adjusted, since support roller 8 is between two groups of lifting plates 504, the distance between flexible perovskite solar cell on the top of support roller 8 and two groups of lifting plates 504 changes, so that the distance between flexible perovskite solar cell and two groups of lifting plates 504 is adjusted under the action of lifting plate 504 by setting solidification assembly 5, so that the distance between flexible perovskite solar cell and ultraviolet curing lamp 505 is adapted to the thickness of flexible perovskite solar cell.

[0030] Specifically, as Figure 3 And Figure 4As shown, the film covering assembly 6 includes a pressing plate 602 fixed at the front end of one set of lifting plates 504, a mounting plate 603 fixed below the pressing plate 602, and a film covering roller 601 rotatably connected between the two mounting plates 603. A guide sliding groove 605 is formed at the connection between the mounting plate 603 and the film covering device body 1, and a guide sliding block 604 is slidingly arranged in the guide sliding groove 605.

[0031] The dispensing mechanism 3 includes a dispensing machine 301 fixed at the top of the film covering device body 1 on the front side, and an output end of the dispensing machine 301 is fixedly connected with a glue outlet pipe 302. The end of the glue outlet pipe 302 is fixedly connected with a support plate 303, and the bottom of the support plate 303 is provided with a plurality of dispensing heads 304 in communication with the glue outlet pipe 302.

[0032] By adopting the above technical scheme, one end of the conveying roller 2 can be connected with a conveying motor. The flexible perovskite solar cell is conveyed into the film covering device body 1 by the rotating conveying roller 2, and after reaching the position below the dispensing head 304, a peristaltic pump can be installed on the glue outlet pipe 302. The ultraviolet curing glue liquid can be transmitted from the dispensing machine 301 to the glue outlet pipe 302, and then conveyed to the top of the flexible perovskite solar cell through the dispensing head 304. At this time, the flexible perovskite solar cell reaches above the supporting roller 8, and the packaging film, after being unwound from the unwinding roller 4, reaches the guide roller 7 through the feeding port, and then reaches the bottom of the film covering roller 601 after winding around the two guide rollers 7. One end of the film covering roller 601 can be connected with a film covering motor for driving the film covering roller 601 to rotate. With the rotation of the film covering roller 601, the packaging film is unwound and adheres to the surface of the flexible perovskite solar cell between the film covering roller 601 and the supporting roller 8, and then enters the ultraviolet curing area. When the lifting plate 504 adjusts the height, the mounting plate 603 can be moved up and down through the pressing plate 602, so that the guide sliding block 604 on the mounting plate 603 slides on the guide sliding groove 605, and the distance between the film covering roller 601 and the supporting roller 8 can be adjusted according to the thickness of the flexible perovskite solar cell, so as to better cover the flexible perovskite solar cell.

[0033] Working principle: one end of the conveying roller 2 can be connected to the conveying motor, through the rotating conveying roller 2, the flexible perovskite solar cell is conveyed to the inside of the laminating device main body 1, reaches the bottom of the dispensing head 304, the glue outlet pipe 302 can be installed on the peristaltic pump, the ultraviolet curing glue liquid can be transmitted to the glue outlet pipe 302 by the dispensing machine 301, and is conveyed to the top of the flexible perovskite solar cell through the dispensing head 304, at this time the flexible perovskite solar cell reaches above the supporting roller 8, and at this time the packaging film is discharged after passing through the unwinding roller 4, reaches the guide roller 7 through the feeding port, and after winding two groups of guide rollers 7, reaches the bottom of the laminating roller 601, one end of the laminating roller 601 can be installed on the laminating motor, which is used to drive the laminating roller 601 to rotate, with the rotation of the laminating roller 601, the packaging film is unwound and adheres to the surface of the flexible perovskite solar cell between the laminating roller 601 and the supporting roller 8, and then enters the ultraviolet curing area, when it is necessary to adjust the position of the curing assembly 5 according to the thickness of the flexible perovskite solar cell, the servo motor 501 can be started to drive the transmission gear 502 to rotate, at this time the transmission gear 502 can drive the supporting rack 503 to move up and down, so as to drive the lifting plate 504 to slide in the inside of the laminating device main body 1 through the supporting rack 503, and the distance between the two groups of lifting plates 504 is adjusted, since the supporting roller 8 is between the two groups of lifting plates 504, at this time the flexible perovskite solar cell located at the top of the supporting roller 8 changes the distance between the two groups of lifting plates 504, at the same time the installation plate 603 is driven to move up and down through the lower pressing plate 602, so that the guide sliding block 604 on the installation plate 603 slides on the guide sliding groove 605, and then the distance between the laminating roller 601 and the supporting roller 8 can be adjusted according to the thickness of the flexible perovskite solar cell, so as to better laminate the flexible perovskite solar cell.

[0034] Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A flexible perovskite solar cell surface coating device, comprising a coating device body (1), characterized in that: The main body (1) of the coating device has multiple conveying rollers (2) rotatably installed at the front end. The rear side of the conveying rollers (2) is provided with a dispensing mechanism (3) for applying glue, and the rear end of the dispensing mechanism (3) is provided with a coating assembly (6). The lower part of the coating assembly (6) is provided with a support roller (8) rotatably installed in the middle of the main body (1) of the coating device, and the rear end of the coating assembly (6) is provided with a curing assembly (5) for curing. The curing component (5) includes two sets of lifting plates (504) that are slidably installed inside the main body (1) of the coating device at the rear end, and multiple ultraviolet curing lamps (505) are fixed on the side surface of the lifting plate (504) near the horizontal center line of the main body (1) of the coating device.

2. The flexible perovskite solar cell surface coating device according to claim 1, characterized in that: The height of the support roller (8) is consistent with the center height between the two sets of lifting plates (504), and two rotatable guide rollers (7) are provided above the film covering assembly (6).

3. The flexible perovskite solar cell surface coating device according to claim 2, characterized in that: The top of the main body (1) of the film coating device is fixed with a rotatable unwinding roller (4), and a feed port located at the top of the main body (1) of the film coating device is provided below the unwinding roller (4).

4. The flexible perovskite solar cell surface coating device according to claim 3, characterized in that: The curing component (5) also includes a servo motor (501) fixed on the side of the main body (1) of the coating device, and a transmission gear (502) is fixedly connected to the power output end of the servo motor (501). Support racks (503) are meshed on both the left and right sides of the transmission gear (502).

5. The flexible perovskite solar cell surface coating device according to claim 4, characterized in that: The support rack (503) is fixedly connected to the lifting plate (504), and a limit slider (506) is provided at the connection between the lifting plate (504) and the main body (1) of the film covering device.

6. The flexible perovskite solar cell surface coating device according to claim 5, characterized in that: The coating assembly (6) includes a lower pressure plate (602) fixed at the front end of one of the lifting plates (504), an mounting plate (603) fixed below the lower pressure plate (602), and a coating roller (601) rotatably connected between the two sets of mounting plates (603). A guide groove (605) is provided at the connection between the mounting plate (603) and the coating device body (1), and a guide slider (604) is slidably disposed inside the guide groove (605).

7. The flexible perovskite solar cell surface coating device according to claim 6, characterized in that: The dispensing mechanism (3) includes a dispensing machine (301) fixed on the front side of the top of the coating device body (1), and the output end of the dispensing machine (301) is fixedly connected to a dispensing tube (302). The end of the dispensing tube (302) is fixedly connected to a support plate (303), and the bottom of the support plate (303) is provided with a plurality of dispensing heads (304) that communicate with the dispensing tube (302).

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