Roller shutter glass multilayer magnetron structure

CN224919136UActive Publication Date: 2026-10-30KUNSHAN HUAJINHAO ENERGY SAVING TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202522440331.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-11-18
Publication Date
2026-10-30
Estimated Expiration
2035-11-18

AI Technical Summary

Technical Problem

目中空卷帘玻璃通过磁铁的吸引力作为动力,带动卷帘轴转动,以实现卷帘布的开启或者关闭,现有一般采用内磁铁和外磁铁进行磁吸连接,但是应用在三层或者三层以上的玻璃卷帘玻璃时,由于内磁铁和外磁铁磁吸的存在,会使得位于中间的玻璃面积小于外侧来对其避让,不仅会影响窗户的密封效,还会因为过大的内磁体模块让已出现卡涩等情况,影响磁控效果,若是增加内磁铁和外磁铁之间的距离,导致磁力减少,不易带动卷帘轴转动

Benefits of technology

[0019]本实用新型的第一玻璃、中间玻璃、卷帘支架以及第二玻璃依次堆叠密封在一起形成一个整体窗户,卷帘部件设置在驱动轴上,内侧滑块滑设在卷帘支架上,内侧滑块与驱动轴通过连接绳连接,内侧滑块、中间滑块和外侧滑块依次磁吸连接,推动外侧滑块即可带动中间滑块和外侧滑块同步运动,以此完成卷帘部件对第二玻璃的启闭;第一玻璃与卷帘支架之间设置有至少一层中间玻璃,采用中间滑块滑设在中间玻璃上,不仅可以增加每层玻璃之间的密封性能,配合多级滑块行程磁控结构还可增加玻璃层数以及厚度,适用范围广。

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Abstract

The utility model relates to the technical field of window processing relates to a multi -layer magnetic control structure of roller shutter glass, the utility model discloses first glass, intermediate glass, roller shutter support and second glass are sealed together in proper order and form a whole window, the roller shutter part sets up on the drive shaft, the inboard slide block is slid in the roller shutter support, and the inboard slide block is connected with the drive shaft through the connecting rope, and the inboard slide block, intermediate slide block and outboard slide block are sequentially magnetically attracted and connected, and the outboard slide block can drive intermediate slide block and outboard slide block synchronous movement to complete the opening and closing of the roller shutter part to second glass, at least one intermediate glass is arranged between first glass and roller shutter support, and the intermediate slide block is slid on the intermediate glass, which not only can increase the sealing performance between each layer of glass, but also can increase the glass layer number and thickness through the multi -stage slide block stroke magnetic control structure, and the application range is wide.
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Description

Technical Field

[0001] This utility model relates to the field of window processing technology, and specifically to a multi-layer magnetic control structure for roller blind glass. Background Technology

[0002] Insulating glass with built-in roller blinds is a new type of energy-saving sun-shading product. It uses magnetic force to control the opening and closing of the blind, adjusting the angle to allow full light transmission, partial light transmission, or complete blackout. Simultaneously, the blind can be fully pulled up to become fully transparent. The built-in blind effectively prevents dust contamination. Currently, insulating roller blinds use the attraction of magnets to drive the roller shaft, thus opening or closing the blind. Existing systems typically use inner and outer magnets for magnetic connection. However, when used in three-layer or higher glass roller blinds, the magnetic attraction between the inner and outer magnets causes the area of ​​the middle glass pane to be smaller than the outer pane to avoid interference. This not only affects the window's sealing effect but also causes jamming due to the excessively large inner magnet module, affecting the magnetic control effect. Increasing the distance between the inner and outer magnets reduces the magnetic force, making it difficult to drive the roller shaft. Utility Model Content

[0003] The technical problem to be solved by this utility model is to provide a multi-layer magnetic control structure for roller blinds that can increase the sealing performance between each layer of glass, as well as increase the number and thickness of glass layers, and has a wide range of applications.

[0004] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is as follows:

[0005] A multi-layer magnetic control structure for roller blind glass includes:

[0006] The main body includes a roller blind bracket, on both sides of which a first glass and a second glass are respectively provided. At least one layer of intermediate glass is provided between the first glass and the roller blind bracket. The first glass, the intermediate glass, the roller blind bracket and the second glass are stacked and sealed together in sequence.

[0007] A roller blind component is mounted on the roller blind bracket, and the roller blind component is used to cover the second glass.

[0008] A driving component is disposed on the main body. The driving component includes an inner slider, a middle slider, and an outer slider. A driving shaft is rotated on the roller blind bracket. The inner slider slides on the roller blind bracket. The inner slider is connected to the driving shaft by a connecting rope. The middle slider slides on the outer surface of the middle glass. The outer slider slides on the outer surface of the first glass. The inner slider, the middle slider, and the outer slider are magnetically connected in sequence.

[0009] In one embodiment of the present invention, the roller blind component includes a curtain fabric, which is connected to a drive shaft on the roller blind bracket. Guide rails are provided on both sides of the roller blind bracket, and guide grooves are provided on the guide rails. The two sides of the curtain fabric pass through the guide grooves.

[0010] In one embodiment of the present invention, a counterweight rod is provided at the free end of the curtain fabric, and sliding blocks are provided at both ends of the counterweight rod, with the sliding blocks slidingly disposed on the guide groove.

[0011] In one embodiment of this utility model, the roller shutter bracket is provided with a sliding groove, the inner slider is slidably disposed on the sliding groove, the inner slider is provided with a fixing groove, inner rollers are rotated on both sides of the fixing groove, the inner rollers are connected to the inner side of the middle glass, and an inner magnet is provided in the middle of the fixing groove, the inner magnet is magnetically connected to the middle slider.

[0012] In one embodiment of this utility model, a sliding groove is provided on the inner wall of the sliding groove, and sliding rods matching the sliding groove are provided on both sides of the inner slider. The diameter of the sliding rods is smaller than the width of the sliding groove, and the inner slider reciprocates along the sliding groove via the sliding rods.

[0013] In one embodiment of this utility model, slots are provided on both sides of the intermediate slider, and a sliding frame is provided on the slot. Intermediate rollers are rotated on both sides of the sliding frame. The intermediate rollers are connected to the outer side of the intermediate glass or the inner side of the first glass. An intermediate magnet is provided in the middle of the sliding frame. The intermediate magnet is magnetically connected to the inner slider or the outer slider. An elastic element is provided between the sliding frame and the slot. The elastic element is used to push the sliding frame on the two slots toward the slot opening direction.

[0014] In one embodiment of this utility model, a support plate is provided around the middle glass to form a middle frame on the middle glass. The support plate is provided with a hollow part that matches the middle slider, and the middle slider slides on the hollow part.

[0015] In one embodiment of this utility model, the outer slider is provided with a mounting groove, and outer rollers are provided on both sides of the mounting groove. The outer rollers are connected to the first glass. An outer magnet is provided in the middle of the mounting groove. The outer magnet is magnetically connected to the middle slider. Push-pull grooves are provided on both sides of the outer slider, and anti-slip textures are provided on the push-pull grooves.

[0016] In one embodiment of this utility model, a guide strip is provided on the first glass, a guide groove is provided on the guide strip, a guide block is slidably provided on the guide groove, the guide block is connected to the outer slider, and the outer slider reciprocates along the guide groove on the guide strip.

[0017] In one embodiment of the present invention, limiting members are provided on both sides of the guide groove. The limiting members include a limiting block and a limiting protrusion. The limiting protrusion is disposed on the inner wall of the guide groove, and the limiting block is engaged with the guide groove.

[0018] The beneficial effects of this utility model are:

[0019] The first glass, intermediate glass, roller blind bracket, and second glass of this utility model are stacked and sealed together in sequence to form an integral window. The roller blind component is set on the drive shaft, and the inner slider slides on the roller blind bracket. The inner slider is connected to the drive shaft by a connecting rope. The inner slider, intermediate slider, and outer slider are magnetically connected in sequence. Pushing the outer slider can drive the intermediate slider and the outer slider to move synchronously, thereby completing the opening and closing of the second glass by the roller blind component. At least one layer of intermediate glass is set between the first glass and the roller blind bracket. The intermediate slider slides on the intermediate glass, which can not only increase the sealing performance between each layer of glass, but also increase the number of glass layers and thickness with the multi-stage slider stroke magnetic control structure, and has a wide range of applications. Attached Figure Description

[0020] Figure 1 This is a schematic diagram of a multi-layer magnetic control structure for a roller shutter glass according to this utility model.

[0021] Figure 2 This is a schematic diagram of the first glass of this utility model.

[0022] Figure 3 This is a schematic diagram of the main body of this utility model.

[0023] Figure 4 This is a schematic diagram of the driving component of this utility model.

[0024] The following are the labeling instructions in the diagram: 1. First glass; 11. Second glass; 13. Middle glass; 14. Roller blind bracket; 2. Drive shaft; 21. Curtain; 22. Counterweight rod; 23. Connecting rope; 24. Sliding groove; 25. Guide rail; 26. Guide groove; 3. Inner slider; 31. Sliding groove; 32. Fixing groove; 33. Inner roller; 34. Inner magnet; 35. Sliding rod; 4. Middle slider; 41. Support plate; 42. Hollowed-out part; 43. Groove; 44. Sliding frame; 45. Sliding groove; 46. Middle roller; 47. Middle magnet; 48. Elastic element; 5. Outer slider; 51. Guide strip; 52. Guide groove; 53. Limiting block; 54. Push-pull groove; 55. Mounting groove; 56. Outer roller; 57. Outer magnet. Detailed Implementation

[0025] The present invention will be further described below with reference to the accompanying drawings and specific embodiments, so that those skilled in the art can better understand and implement the present invention. However, the embodiments are not intended to limit the present invention.

[0026] Reference Figure 1 As shown, a multi-layer magnetic control structure for roller blind glass includes:

[0027] The main body includes a roller blind bracket 14, on which a first glass 1 and a second glass 11 are respectively provided on both sides. At least one layer of intermediate glass 13 is provided between the first glass 1 and the roller blind bracket 14. The first glass 1, the intermediate glass 13, the roller blind bracket 14 and the second glass 11 are stacked and sealed together in sequence.

[0028] A roller blind component is provided on the roller blind bracket 14, and the roller blind component is used to cover the second glass 11;

[0029] A driving component is disposed on the main body. The driving component includes an inner slider 3, a middle slider 4, and an outer slider 5. A driving shaft 2 is rotated on the roller blind bracket 14. The roller blind component is disposed on the driving shaft 2. The inner slider 3 slides on the roller blind bracket 14. The inner slider 3 is connected to the driving shaft 2 by a connecting rope 23. The middle slider 4 slides on the outer surface of the middle glass 13. The outer slider 5 slides on the outer surface of the first glass 1. The inner slider 3, the middle slider 4, and the outer slider 5 are magnetically connected in sequence.

[0030] The first glass 1, the middle glass 13, the roller blind bracket 14, and the second glass 11 of this utility model are stacked and sealed together to form an integral window. The roller blind component is set on the drive shaft 2, and the inner slider 3 slides on the roller blind bracket 14. The inner slider 3 is connected to the drive shaft 2 by a connecting rope 23. The inner slider 3, the middle slider 4, and the outer slider 5 are magnetically connected in sequence. Pushing the outer slider 5 can drive the middle slider 4 and the outer slider 5 to move synchronously, thereby completing the opening and closing of the second glass 11 by the roller blind component. At least one layer of middle glass 13 is provided between the first glass 1 and the roller blind bracket 14. The middle slider 4 slides on the middle glass 13, which can not only increase the sealing performance between each layer of glass, but also increase the number of glass layers and the thickness with the multi-stage slider stroke magnetic control structure, and has a wide range of applications.

[0031] In one embodiment of the present invention, the roller blind component includes a curtain 21, the curtain 21 is connected to a drive shaft 2 on a roller blind bracket 14, guide rails 25 are provided on both sides of the roller blind bracket 14, guide grooves 26 are provided on the guide rails 25, and the two sides of the curtain 21 pass through the guide grooves 26.

[0032] Specifically, pushing the outer slider 5 will cause the middle slider 4 and the outer slider 5 to move synchronously, so that the inner slider 3 drives the connecting rope 23 to pull downward, causing the drive shaft 2 to rotate. This stretches the connecting rope 23 wrapped on the drive shaft 2 and releases it from the drive shaft 2, thereby completing the storage of the curtain 21 to the top of the roller blind bracket 14 to expose the second glass 11. The two sides of the curtain 21 are threaded through the guide groove 26, which can guide the curtain 21 and make the area of ​​the curtain 21 larger than the light-transmitting area of ​​the second glass 11, so that it completely blocks the second glass 11 and ensures the opening and closing effect.

[0033] In one embodiment of the present invention, a counterweight rod 22 is provided at the free end of the curtain 21, and sliding blocks are provided at both ends of the counterweight rod, the sliding blocks being slidably mounted on the guide groove 26.

[0034] Specifically, pushing the outer slider 5 will cause the middle slider 4 and the outer slider 5 to move synchronously, causing the inner slider 3 to move upward. Since the curtain 21 is equipped with a counterweight rod 22 and the force of the inner slider 3 on the drive shaft 2 is eliminated, the counterweight rod 22 drives the curtain 21 to move downward to cover the second glass 11. At the same time, the curtain 21 will roll down and cause the connecting rope 23 at one end of the drive shaft 2 to wrap around the drive shaft 2, thereby completing the unfolding of the curtain 21 to the bottom of the roller blind bracket 14 to cover the second glass 11. The sliding block is slidably set on the guide groove 26, which can guide the counterweight rod 22 to avoid jamming.

[0035] In one embodiment of this utility model, the roller blind bracket 14 is provided with a sliding groove 24, the inner slider 3 is slidably disposed on the sliding groove 24, the inner slider 3 is provided with a fixing groove 32, the fixing groove 32 is provided with inner rollers 33 on both sides, the inner rollers 33 are connected to the inner side of the middle glass 13, and the fixing groove 32 is provided with an inner magnet 34 in the middle, the inner magnet 34 is magnetically connected to the middle slider 4.

[0036] Specifically, inner rollers 33 are provided on both sides of the fixed groove 32. The inner rollers 33 are connected to the inner side of the middle glass 13, which allows the inner slider 3 to roll and slide on the middle glass 13, reducing the movement resistance. The inner slider 3 slides on the sliding groove 24, and the inner magnet 34 on the inner slider 3 is magnetically connected to the middle slider 4, so that the middle slider 4 can drive the inner slider 3 to move, realizing the magnetic opening and closing of the curtain 21.

[0037] In one embodiment of the present invention, a sliding groove 31 is provided on the inner wall of the sliding groove 24, and sliding rods 35 matching the sliding groove 31 are provided on both sides of the inner slider 3. The diameter of the sliding rods 35 is smaller than the width of the sliding groove 31, and the inner slider 3 reciprocates along the sliding groove 31 through the sliding rods 35.

[0038] Specifically, the inner slider 3 reciprocates along the slide groove 31 via the sliding rod 35, which can guide the movement of the inner slider 3. The diameter of the sliding rod 35 is smaller than the width of the slide groove 31, which allows the inner slider 3 to have a certain amount of play in the slide groove 24, ensuring the magnetic attraction effect between the inner magnet 34 and the middle magnet 47.

[0039] In one embodiment of this utility model, slots 43 are provided on both sides of the intermediate slider 4, and a sliding frame 44 is provided on the slots 43. The sliding frame 44 has a sliding groove 45, and intermediate rollers 46 are rotatably provided on both sides. The intermediate rollers 46 are connected to the outer side of the intermediate glass 13 or the inner side of the first glass 1. An intermediate magnet 47 is provided in the middle of the sliding frame 44. The intermediate magnet 47 is magnetically connected to the inner slider 3 or the outer slider 5. An elastic member 48 is provided between the sliding frame 44 and the slots 43. The elastic member 48 is used to push the sliding frame 44 on the two slots 43 toward the opening direction of the slots 43.

[0040] Specifically, an elastic element 48 is provided between the sliding frame 44 and the slot 43. The elastic element 48 pushes the sliding frame 44 on the two slots 43 toward the opening direction of the slot 43. The elastic element 48 can be any one of a spring, a spring group, or a rubber component, so that the sliding frame 44 moves toward the opening direction of the slot 43 under the reaction force of the compressed elastic element 48, forming a spring-like column structure. The sliding frame 44 and the slot 43 are also provided with positioning protrusions or grooves as in the existing structure to prevent it from falling off the slot 43. Under the action of the elastic element 48, the middle roller 46 on the sliding frame 44 can always be in contact with the middle glass 13 and the outer glass. The middle magnets 47 located on both sides of the middle slider 4 are magnetically connected to the inner magnet 34 on the inner slider 3 and the outer magnet 57 on the outer slider 5, respectively, to ensure the magnetic stability of the middle slider 4, so that the inner slider 3, the middle slider 4, and the outer slider 5 form a moving whole component through magnetic attraction.

[0041] In one embodiment of the present invention, a support plate 41 is provided around the middle glass 13 to form a middle frame around the middle glass 13. The support plate 41 is provided with a hollow part 42 that matches the middle slider 4, and the middle slider 4 slides on the hollow part 42.

[0042] Specifically, the hollow part 42, the sliding groove 24 and the guide groove 52 are respectively set. The middle slider 4 slides on the hollow part 42. The middle magnets 47 located on both sides of the middle slider 4 are magnetically connected to the inner magnet 34 on the inner slider 3 and the outer magnet 57 on the outer slider 5, respectively. This can guide and limit the middle slider 4 to ensure its magnetic attraction stability with the outer slider 5 and the inner slider 3.

[0043] In one embodiment of this utility model, the outer slider 5 is provided with a mounting groove 55, and outer rollers 56 are provided on both sides of the mounting groove 55. The outer rollers 56 are connected to the first glass 1. An outer magnet 57 is provided in the middle of the mounting groove 55. The outer magnet 57 is magnetically connected to the middle slider 4. Push-pull grooves 54 are provided on both sides of the outer slider 5, and anti-slip textures are provided on the push-pull grooves 54.

[0044] Specifically, the outer magnet 57 on the outer slider 5 is magnetically connected to the middle magnet of the middle slider 4, and the magnetic attraction between the outer and middle slider 4 is ensured. The outer rollers 56 are provided on both sides, so that the outer rollers 56 slide on the first glass 1 to ensure the stability of the sliding. The push-pull groove 54 is provided with anti-slip texture to facilitate the push-pull of the outer slider 5, increase the friction and ensure the convenience of push-pull.

[0045] In one embodiment of the present invention, a guide strip 51 is provided on the first glass 1, a guide groove 52 is provided on the guide strip 51, a guide block is slidably provided on the guide groove 52, the guide block is connected to the outer slider 5, and the outer slider 5 reciprocates along the guide groove 52 on the guide strip 51.

[0046] Specifically, the outer slider 5 reciprocates along the guide groove 52 on the guide bar 51. The guide bar 51 can guide and position the outer slider 5, preventing the outer slider 5 from shifting position during movement and ensuring the stability of the magnetic control structure.

[0047] In one embodiment of the present invention, limiting members are provided on both sides of the guide groove 52. The limiting members include a limiting block 53 and a limiting protrusion. The limiting protrusion is disposed on the inner wall of the guide groove 52, and the limiting block 53 is engaged on the guide groove 52.

[0048] Specifically, limiters are provided on both sides of the guide groove 52, and limit blocks 53 are engaged on the guide groove 52. The limit blocks 53 on both sides can limit the formation of the guide block, that is, limit the movement stroke of the inner slider 3, so as to avoid excessive stretching of the connecting rope 23, causing the drive shaft 2 and the curtain 21 to jam, and ensuring smooth opening and closing. The limit protrusion is provided on the inner wall of the guide groove 52 and is positioned opposite to the limit block 53. The limit protrusion can lock the guide block in this position, so that the outer slider 5 cannot be disengaged without the action of external force, ensuring that the outer slider 5 does not shake when it reaches the maximum movement position on both sides, and ensuring the stability of starting.

[0049] Each slider is connected to an existing sheet or cover plate between itself and each layer of glass to prevent the rollers from directly contacting the glass, thus ensuring service life and reducing noise.

[0050] In use, the first glass 1, the middle glass 13, the roller shutter bracket 14, and the second glass 11 are stacked and sealed together in sequence, and their edges are sealed and bonded together with sealant or other sealing materials to form a whole window. The inner slider 3 slides on the sliding groove 24, and the inner magnet 34 on the inner slider 3 is magnetically connected to the middle slider 4. The middle slider 4 slides on the hollow part 42, and the middle magnets 47 located on both sides of the middle slider 4 are magnetically connected to the inner magnet 34 on the inner slider 3 and the outer magnet 57 on the outer slider 5, respectively. The outer slider 5 follows the guide groove on the guide strip 51. 52 reciprocating motion, the outer magnet 57 on the outer slider 5 is magnetically connected to the middle magnet of the middle slider 4, the hollow part 42, the sliding groove 24 and the guide groove 52 are correspondingly set, so that the inner slider 3, the middle slider 4 and the outer slider 5 form a moving whole component through magnetic attraction, pushing the outer slider 5 can drive the middle slider 4 and the outer slider 5 to move synchronously, so that the inner slider 3 drives the connecting rope 23 to pull downward, causing the drive shaft 2 to rotate, stretching the connecting rope 23 wrapped on the drive shaft 2 to detach from the drive shaft 2, thereby completing the storage of the curtain 21 to the top of the roller blind bracket 14 to expose the second glass 11;

[0051] Pushing the outer slider 5 will cause the middle slider 4 and the outer slider 5 to move synchronously, causing the inner slider 3 to move upward. Since the curtain 21 is equipped with a counterweight rod 22 and the force of the inner slider 3 on the drive shaft 2 is eliminated, the counterweight rod 22 will drive the curtain 21 to move downward to cover the second glass 11 under the gravity of the counterweight rod 22. At the same time, the curtain 21 will roll down and cause the connecting rope 23 at one end of the drive shaft 2 to wrap around the drive shaft 2, thereby completing the unfolding of the curtain 21 to the bottom of the roller blind bracket 14 to cover the second glass 11.

[0052] The above-described embodiments are merely preferred embodiments provided to fully illustrate the present invention, and the scope of protection of the present invention is not limited thereto. Equivalent substitutions or modifications made by those skilled in the art based on the present invention are all within the scope of protection of the present invention. The scope of protection of the present invention is defined by the claims.

Claims

1. A multi-layer magnetic control structure for roller blind glass, characterized in that, include: The main body includes a roller blind bracket, on both sides of which a first glass and a second glass are respectively provided. At least one layer of intermediate glass is provided between the first glass and the roller blind bracket. The first glass, the intermediate glass, the roller blind bracket and the second glass are stacked and sealed together in sequence. A roller blind component is mounted on the roller blind bracket, and the roller blind component is used to cover the second glass. A driving component is disposed on the main body. The driving component includes an inner slider, a middle slider, and an outer slider. A driving shaft is rotated on the roller blind bracket. The inner slider slides on the roller blind bracket. The inner slider is connected to the driving shaft by a connecting rope. The middle slider slides on the outer surface of the middle glass. The outer slider slides on the outer surface of the first glass. The inner slider, the middle slider, and the outer slider are magnetically connected in sequence.

2. The multi-layer magnetic control structure of the roller shutter glass as described in claim 1, characterized in that, The roller blind component includes a curtain fabric, which is connected to a drive shaft on the roller blind bracket. Guide rails are provided on both sides of the roller blind bracket, and guide grooves are provided on the guide rails. The two sides of the curtain fabric pass through the guide grooves.

3. The multi-layer magnetic control structure of the roller shutter glass as described in claim 2, characterized in that, The free end of the curtain is provided with a counterweight rod, and both ends of the counterweight rod are provided with sliding blocks, which are slidably mounted on the guide groove.

4. The multi-layer magnetic control structure of the roller shutter glass as described in claim 1, characterized in that, The roller shutter bracket is provided with a sliding groove, the inner slider slides on the sliding groove, the inner slider is provided with a fixing groove, the fixing groove is provided with inner rollers on both sides, the inner rollers are connected to the inner side of the middle glass, and the fixing groove is provided with an inner magnet in the middle, the inner magnet is magnetically connected to the middle slider.

5. The multi-layer magnetic control structure of the roller shutter glass as described in claim 4, characterized in that, The inner wall of the sliding groove is provided with a sliding groove, and the two sides of the inner slider are provided with sliding rods that match the sliding groove. The diameter of the sliding rod is smaller than the width of the sliding groove, and the inner slider reciprocates along the sliding groove through the sliding rods.

6. The multi-layer magnetic control structure of the roller shutter glass as described in claim 1, characterized in that, The middle slider has slots on both sides, and a sliding frame is provided on the slot. The sliding frame has a middle roller rotating on both sides. The middle roller is connected to the outer side of the middle glass or the inner side of the first glass. A middle magnet is provided in the middle of the sliding frame. The middle magnet is magnetically connected to the inner slider or the outer slider. An elastic element is provided between the sliding frame and the slot. The elastic element is used to push the sliding frame on the two slots toward the slot opening direction.

7. The multi-layer magnetic control structure of the roller shutter glass as described in claim 1, characterized in that, The middle glass is surrounded by a support plate, which forms a middle frame around the middle glass. The support plate is provided with a hollow part that matches the middle slider, and the middle slider slides on the hollow part.

8. The multi-layer magnetic control structure of the roller shutter glass as described in claim 1, characterized in that, The outer slider is provided with a mounting groove, and outer rollers are provided on both sides of the mounting groove. The outer rollers are connected to the first glass. An outer magnet is provided in the middle of the mounting groove. The outer magnet is magnetically connected to the middle slider. Push-pull grooves are provided on both sides of the outer slider, and anti-slip textures are provided on the push-pull grooves.

9. The multi-layer magnetic control structure of the roller shutter glass as described in claim 1, characterized in that, The first glass is provided with a guide strip, the guide strip is provided with a guide groove, a guide block is slidably mounted on the guide groove, the guide block is connected to the outer slider, and the outer slider reciprocates along the guide groove on the guide strip.

10. The multi-layer magnetic control structure of the roller shutter glass as described in claim 9, characterized in that, Limiting components are provided on both sides of the guide groove. The limiting components include a limiting block and a limiting protrusion. The limiting protrusion is disposed on the inner wall of the guide groove, and the limiting block is engaged with the guide groove.