Perovskite slot coating platform

Abstract

The utility model discloses a kind of perovskite slit coating platforms, it is related to slit coating equipment technical field. Including: fixed cover, the fixed cover outside is equipped with moving plate;Coating mechanism, setting in fixed cover outside, for coating to substrate, the coating mechanism includes support piece, driving part and connecting piece, the support piece setting in moving plate outside, for providing support to substrate, the driving part setting in moving plate outside, for position adjustment to substrate, the connecting piece setting in support piece outside, for guiding gas. The utility model is provided with support piece and connecting piece, realizes the cooperation of support block, first gas guide groove, gas guide hole, first communication groove, fixed frame, support plate, mounting hole and second interface, to guide air to blow to substrate back, avoid that coating can be along the edge of substrate to its back flow, cause substrate back to be stained with dirt, ensure product yield and the stability of subsequent process.

Description

Technical Field

[0001] This utility model relates to the technical field of slot coating equipment, specifically to a perovskite slot coating platform. Background Technology

[0002] Slit coating equipment is a specialized device used to implement slit coating process. Its core function is to uniformly and quantitatively coat the substrate surface with coating liquid through precise control to form a coating with specific thickness and performance. In solar cell manufacturing, it is used to prepare electrode layers, light-absorbing material layers, transport layers, etc. It can effectively reduce material waste, ensure the uniformity of material coating, and improve the conversion efficiency and stability of the cell.

[0003] In existing slot coating equipment, when performing full coating operations on substrates, the substrates are usually placed directly on top of a solid support platform. This support method causes the coating to flow along the edges of the substrate to the back side during the coating process, resulting in stains on the back side of the substrate, which affects product yield and the stability of subsequent processes. To address this issue, a perovskite slot coating platform is proposed. Utility Model Content

[0004] The purpose of this invention is to provide a perovskite slot coating platform to solve the problem that coatings flow along the edge of the substrate to the back side, resulting in stains on the back side of the substrate, which affects product yield and the stability of subsequent processes.

[0005] To achieve the above objectives, this utility model specifically adopts the following technical solution: A perovskite slot coating platform, comprising: A fixed cover, wherein a movable plate is provided on the outer side of the fixed cover; A coating mechanism, located outside the fixed cover, is used to coat a substrate. The coating mechanism includes a support member, a drive member, and a connector. The support member is located outside the moving plate and is used to support the substrate. The drive member is located outside the moving plate and is used to adjust the position of the substrate. The connector is located outside the support member and is used to guide the gas. The support member, drive member, and connector work together to fully coat the substrate.

[0006] Furthermore, the driving component includes a fixed frame and a second moving component. A first moving component is provided between the fixed frame and the moving plate, and there are multiple first moving components and multiple second moving components. The second moving component is installed on the outside of the moving plate.

[0007] Furthermore, the connector includes a support plate, which is connected to the telescopic ends of the first and second moving parts respectively. The support plate is provided with a mounting rod, a first interface, and a second interface on the side opposite to the fixed frame. A telescopic rod is provided on the other side of the support plate, and there are multiple telescopic rods. The support plate has multiple mounting holes inside, and the mounting holes correspond to the first interface and the second interface. A second air guide groove is provided on the other side of the support plate, and the second air guide groove is connected to the first interface.

[0008] Furthermore, the support member includes a support block disposed on the outside of the support plate. The support block has a first connecting groove and a second connecting hole respectively opened on the side of the support plate, and the first connecting groove is connected to the second interface. A plurality of air guide holes are opened inside the first connecting groove. A fixing frame is installed on the outside of the support block. The fixing frame has a first air guide groove opened on the side of the support block, and the first air guide groove is connected to the air guide hole. There are a plurality of second connecting holes, and the second connecting holes are connected to the second air guide groove. The telescopic end of the telescopic rod slides inside the support block.

[0009] Furthermore, a groove is provided on the other side of the support block, and there are multiple grooves, which are connected to the second connecting hole.

[0010] Furthermore, a connecting plate is also provided on the outer side of the mounting rod.

[0011] The beneficial effects of this utility model are as follows: This utility model, through the arrangement of support members and connectors, achieves the cooperation of support block, first air guide groove, air guide hole, first connecting groove, fixing frame, support plate, mounting hole and second interface, thereby guiding air to blow towards the back of the substrate, preventing the coating from flowing along the edge of the substrate to the back, causing the back of the substrate to be contaminated with stains, and ensuring product yield and the stability of subsequent processes. Attached Figure Description

[0012] Figure 1 This is a three-dimensional structural diagram of the present invention; Figure 2 This is a partial sectional view of the fixing cover of this utility model; Figure 3 This is a partial sectional view of the support block of this utility model; Figure 4 This is an enlarged view of the support plate of this utility model; Figure 5 This is an enlarged view of the support block of this utility model; Figure 6 This is an enlarged view of the air guide hole of this utility model; Reference numerals: 1. Fixed cover; 101. Moving plate; 2. Support component; 201. Support block; 202. Groove; 203. First air guide groove; 204. Air guide hole; 205. First connecting groove; 206. Second connecting hole; 3. Fixed frame; 4. Driving component; 401. Fixed bracket; 402. First moving component; 403. Second moving component; 404. Connecting plate; 405. Mounting rod; 406. Telescopic rod; 5. Connecting component; 501. Support plate; 502. Mounting hole; 503. First interface; 504. Second interface; 506. Second air guide groove. Detailed Implementation

[0013] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. The components of the embodiments of this utility model described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0014] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive effort are within the scope of protection of the present invention.

[0015] It should be noted that similar reference numerals and letters in the following figures indicate similar items; therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," etc., are used only to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0016] All electrical components mentioned in this article are connected to an external main controller and 220V AC mains power, and the main controller can be a conventional known device such as a computer that can control it.

[0017] In the description of the embodiments of this utility model, it should be noted that the terms "inner", "outer", "upper", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the utility model product is usually placed when in use. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0018] like Figures 1 to 6As shown, a perovskite slot coating platform includes: a fixed cover 1, with a movable plate 101 on the outside of the fixed cover 1; and a coating mechanism, disposed on the outside of the fixed cover 1, for coating a substrate. The coating mechanism includes a support member 2, a drive member 4, and a connector 5. The support member 2 is disposed on the outside of the movable plate 101 to provide support for the substrate, the drive member 4 is disposed on the outside of the movable plate 101 to adjust the position of the substrate, and the connector 5 is disposed on the outside of the support member 2 to guide the gas. The support member 2, the drive member 4, and the connector 5 work together to fully coat the substrate. Specifically, when perovskite coating is required on the substrate, the drive member 4 first controls the substrate to move, thereby positioning the substrate. During the coating process, the support member 2 and the connector 5 work together to provide airflow to the bottom of the substrate, preventing the perovskite from flowing along the edge of the substrate to the back of the substrate during full coating. The fixed cover 1 is connected to the coating equipment to ensure the stability of the support member 2, the drive member 4, and the connector 5 during use.

[0019] like Figures 1 to 6 As shown, the driving component 4 includes a fixed frame 401 and a second moving component 403. A first moving component 402 is provided between the fixed frame 401 and the moving plate 101, and there are multiple first moving components 402 and multiple second moving components 403. The second moving components 403 are installed on the outside of the moving plate 101. Specifically, the first moving component 402 can control the height adjustment of the moving plate 101 during use, and the second moving component 403 can adjust the position of the substrate on the top of the support component 2 during use to ensure the accuracy of the position during the substrate coating process. The telescopic end of the first moving component 402 is connected to the moving plate 101 by bolts.

[0020] like Figures 1 to 6As shown, the connector 5 includes a support plate 501, which is connected to the fixing frame 401. The support plate 501 has a mounting rod 405, a first interface 503, and a second interface 504 on the side opposite to the fixing frame 401. Multiple telescopic rods 406 are provided on the other side of the support plate 501. Mounting holes 502 are provided inside the support plate 501, and a second air guide groove 506 is provided on the other side of the support plate 501, which communicates with the first interface 503. Specifically, during use, the support plate 501 and the fixing frame 401 are connected by a support fixing block and bolts. The first interface 503 and the second interface 504 are connected to the support plate 501 by snaps or bolts. The mounting rod 405 is connected to the connecting plate 404 by threads, allowing it to pass through the gap hole of the support plate 501. The telescopic rod 406 provides support for the substrate during use, thereby controlling the contact and separation between the substrate and the support member 2. The first interface 503 and the second air guide groove 506 are connected to the negative pressure device, thereby fixing the substrate in conjunction with the support member 2 during use. The second interface 504 blows air onto the back of the substrate during use, thereby preventing the perovskite solution from flowing to the back of the substrate during use.

[0021] like Figures 1 to 6 As shown, the support member 2 includes a support block 201, which is disposed on the outside of the support plate 501. The support block 201 has a first connecting groove 205 and a second connecting hole 206 respectively opened on the side of the support plate 501. The first connecting groove 205 is connected to the second interface 504. Multiple air guide holes 204 are opened inside the first connecting groove 205. A fixing frame 3 is installed on the outside of the support block 201. The fixing frame 3 has a first air guide groove 203 opened on the side of the support block 201, and the first air guide groove 203 is connected to the air guide hole 204. Multiple second connecting holes 206 are connected to the second air guide groove 506. The telescopic end of the telescopic rod 406 slides inside the support block 201. Specifically, when the substrate is subjected to… During the coating process, the substrate is first supported by the extension and retraction of the telescopic rod 406. At the same time, the position of the substrate at the top of the telescopic rod 406 is adjusted by the second moving part 403 to ensure the accuracy of the substrate position during the coating process. Then, the substrate is controlled to fit against the top of the support block 201 by the retraction of the telescopic rod 406. Finally, the substrate is attracted by the cooperation of the first interface 503, the second air guide groove 506 and the second connecting hole 206, so that the substrate fits tightly against the surface of the support block 201. The first connecting groove 205, together with the air guide hole 204 and the first air guide groove 203, guides the air inside the second interface 504 to ensure that the air can be blown out stably through the gap between the fixed frame 3 and the support block 201, thereby blowing air to the edge of the substrate during the full coating process.

[0022] like Figures 1 to 6As shown, a groove 202 is also provided on the other side of the support block 201. There are multiple grooves 202, and the grooves 202 are connected to the second connecting hole 206. Specifically, the grooves 202 cooperate with the second connecting hole 206 to further adsorb and limit the substrate, so as to ensure the stability of the substrate coating process.

[0023] like Figures 1 to 6 As shown, a connecting plate 404 is also provided on the outside of the mounting rod 405. Specifically, the connecting plate 404 can connect multiple mounting rods 405 during use to ensure the stability of the mounting rods 405 during use.

[0024] In summary, this utility model includes: a fixed cover 1, with a movable plate 101 on the outside of the fixed cover 1; and a coating mechanism, disposed on the outside of the fixed cover 1, for coating the substrate. The coating mechanism includes a support member 2, a driving member 4, and a connecting member 5. The support member 2 is disposed on the outside of the movable plate 101 for supporting the substrate. The driving member 4 is disposed on the outside of the movable plate 101 for adjusting the position of the support member 2. The connecting member 5 is disposed on the outside of the support member 2 for guiding the gas. The support member 2, the driving member 4, and the connecting member 5 work together to fully coat the substrate. Through the arrangement of the support member 2 and the connecting member 5, this utility model achieves the coordination of the support block 201, the first air guide groove 203, the air guide hole 204, the first connecting groove 205, the fixed frame 3, the support plate 501, the mounting hole 502, and the second interface 504, thereby guiding air to blow towards the back of the substrate, preventing the coating from flowing along the edge of the substrate to its back, causing stains on the back of the substrate, and ensuring product yield and the stability of subsequent processes.

[0025] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A perovskite slot coating platform, characterized in that, include: A fixed cover, wherein a movable plate is provided on the outer side of the fixed cover; A coating mechanism, located outside the fixed cover, is used to coat a substrate. The coating mechanism includes a support member, a drive member, and a connector. The support member is located outside the moving plate and is used to support the substrate. The drive member is located outside the moving plate and is used to adjust the position of the substrate. The connector is located outside the support member and is used to guide the gas. The support member, drive member, and connector work together to fully coat the substrate.

2. The perovskite slot coating platform according to claim 1, characterized in that, The driving component includes a fixed frame and a second moving component. A first moving component is provided between the fixed frame and the moving plate, and there are multiple first moving components and multiple second moving components. The second moving component is installed on the outside of the moving plate.

3. The perovskite slot coating platform according to claim 2, characterized in that, The connector includes a support plate, which is connected to the telescopic ends of the first and second movable parts respectively. The support plate is provided with a mounting rod, a first interface and a second interface on the side opposite to the fixed frame. The other side of the support plate is provided with multiple telescopic rods. The support plate has multiple mounting holes inside, which correspond to the first interface and the second interface. The other side of the support plate is provided with a second air guide groove, which is connected to the first interface.

4. The perovskite slot coating platform according to claim 3, characterized in that, The support component includes a support block disposed on the outside of a support plate. The support block has a first connecting groove and a second connecting hole respectively on the side of the support plate. The first connecting groove is connected to a second interface. Multiple air guide holes are provided inside the first connecting groove. A fixing frame is installed on the outside of the support block. The fixing frame has a first air guide groove on the side of the support block and is connected to the air guide hole. Multiple second connecting holes are provided and are connected to the second air guide groove. The telescopic end of the telescopic rod slides inside the support block.

5. The perovskite slot coating platform according to claim 4, characterized in that, The other side of the support block is also provided with a groove, and there are multiple grooves, which are connected to the second connecting hole.

6. The perovskite slot coating platform according to claim 3, characterized in that, A connecting plate is also provided on the outside of the mounting rod.

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