Intelligent curtain assembly with derailing prevention function

Abstract

The utility model discloses an intelligent curtain assembly with an anti-derailment function, and relates to the technical field of curtains. A driving roller and a plurality of driven rollers are mounted in the mounting cavity in a one-time arrangement manner, annular grooves are formed in the peripheral surfaces of the driving roller and the driven rollers, and limiting convex strips are arranged in the annular grooves and are used for limiting the driving roller and the driven rollers to move in the front side direction and the rear side direction in the mounting cavity; a first supporting seat and a second supporting seat are correspondingly arranged at the left end and the right end of the upper surface of the exterior of the curtain assembly body respectively, a lead screw is rotationally arranged between the first supporting seat and the second supporting seat, the lead screw is sleeved with a nut, and the part, extending out of the second supporting seat, of the right end of the lead screw is connected with the motor. The nut is connected with the driving roller through a first connecting structure, the driving roller is correspondingly and detachably connected with the top of the curtain cloth through a second connecting structure, and the driven roller is correspondingly and detachably connected with the top of the curtain cloth through a third connecting structure. And master and slave rollers are prevented from derailing.

Description

TECHNICAL FIELD

[0001] The utility model relates to a window curtain technical field, concretely relates to a kind of intelligent window curtain assembly with anti-derailing function. BACKGROUND

[0002] Window curtain is one of home decoration and functional equipment, mainly used to block window, to provide privacy, adjust light, increase the beauty of room or keep indoor temperature. Window curtain is not only functional furniture, but also can add beauty and comfort to home.

[0003] In prior art, when window curtain is closed, gap is left between two window curtains, light is easily penetrated into room, and the effect of light shielding cannot be achieved. The side of window curtain close to window is usually not fixed. Meanwhile, the roller in sliding assembly at the top of window curtain is easy to be separated from track. SUMMARY

[0004] In view of the above technical problems, the present application solves the problems in prior art that when window curtain is closed, gap is left between two window curtains, light is easily penetrated into room, and the effect of light shielding cannot be achieved. The side of window curtain close to window is usually not fixed. Meanwhile, the roller in sliding assembly at the top of window curtain is easy to be separated from track.

[0005] In order to achieve the above purpose, the technical scheme adopted by the present application is as follows: a kind of intelligent window curtain assembly with anti-derailing function, comprising window curtain assembly main body, installation cavity is formed in the window curtain assembly main body, a driving roller and a plurality of driven rollers are installed in the installation cavity in a row, annular grooves are formed on the outer circumferential surface of the driving roller and the driven rollers, limiting protrusions are arranged on the upper and lower surfaces inside the installation cavity, the limiting protrusions are arranged in the annular grooves, and are used to limit the movement of the driving roller and the driven rollers in the front and back directions inside the installation cavity.

[0006] First support seat and second support seat are respectively arranged at the left and right ends of the upper surface outside the window curtain assembly main body, a lead screw is rotatably arranged between the first support seat and the second support seat, a nut is sleeved on the lead screw, and the right end of the lead screw extends out of the second support seat and is connected with the motor.

[0007] The nut is connected with the driving roller through first connecting structure, the driving roller is detachably connected with the top of window curtain cloth through second connecting structure, and the driven rollers are detachably connected with the top of window curtain cloth through third connecting structure.

[0008] In order to better realize the utility model, further, a second through hole in the shape of strip is arranged on the upper surface outside the window curtain assembly main body between the first support seat and the second support seat.

[0009] The first connecting structure comprises two synchronous moving rods, the top of the synchronous moving rod passes through a corresponding one of the second strip-shaped through holes and is fixedly connected with the nut, and the bottom of the two synchronous moving rods is located at the front and rear sides of the driving roller and is rotationally connected with the rotating shafts arranged at the central positions of the front and rear sides of the driving roller.

[0010] In order to better realize the utility model, further, the lower surface between the first support seat and the second support seat in the installation cavity is provided with two parallel first strip-shaped through holes, the left side of the first strip-shaped through hole penetrates the curtain assembly body, and the curtain cloth is arranged below the curtain assembly body;

[0011] The second connecting structure comprises two horizontal front rods, connecting rods, top rods, hooks, rings and curtain eyelets, the left end lower surface of the horizontal front rod is fixedly connected with the top of the connecting rod of the second connecting structure, the bottom of the two connecting rods penetrates the corresponding first strip-shaped through hole vertically downward and is connected together through a first horizontal plate;

[0012] The top of the hook of the second connecting structure is connected with the first horizontal plate, the top of the hook is press-bonded with the curtain cloth through the ring of the second connecting structure, the curtain eyelet of the second connecting structure and the curtain cloth, the right end of the horizontal front rod is fixedly connected with the bottom of the synchronous moving rod, and the bottom right side of the synchronous moving rod is provided with a top rod; wherein the length value of the horizontal front rod is greater than the sum of the radius value of the driving roller and the thickness of the left side wall of the installation cavity, the length value of the top rod of the second connecting structure is greater than the radius value of the driving roller, a retreat groove is arranged on the left side wall of the installation cavity, the bottom of the retreat groove is aligned and communicated with the first strip-shaped through hole.

[0013] In order to better realize the utility model, further, the left side of the connecting rod of the second connecting structure is provided with an adsorption structure.

[0014] In order to better realize the utility model, further, the third connecting structure comprises connecting rods, top rods, hooks, rings and curtain eyelets, the connecting rod is two, the top of the two connecting rods is respectively rotationally connected with the rotating shaft arranged on the front and rear sides of the driven roller, the left and right sides of the connecting rod are provided with the top rod of the third connecting structure, the bottom of the top rod penetrates the corresponding first strip-shaped through hole and is connected together through a second horizontal plate;

[0015] The top of the hook of the third connecting structure is connected with the second transverse plate, and the bottom of the hook is detachably connected with the curtain cloth through the hanging ring of the third connecting structure and the curtain eye of the third connecting structure; wherein the length value of the top rod of the third connecting structure is greater than the radius value of the driven roller.

[0016] In order to better realize the utility model, further, the right side of the mounting cavity is provided with a flap, the top of the flap is hinged with the mounting cavity through a hinge shaft, and the bottom of the flap is detachably connected with the right end of the corresponding limiting convex strip through a locking structure.

[0017] In order to better realize the utility model, further, the top of the curtain assembly body is provided with a shell for shielding the lead screw and the nut.

[0018] In order to better realize the utility model, further, the right side of the bottom of the curtain assembly body is further provided with a fixed support seat, and the bottom of the fixed support seat is detachably connected with the driving roller through a hook, a hanging ring and a curtain eye.

[0019] Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

[0020] 1. The utility model discloses a lead screw, a nut, a limiting convex strip, an annular groove, a first connecting structure, a second connecting structure and a third connecting structure, which are cooperatively designed, so that the intelligent opening and closing of the curtain are realized, the driving roller and the driven roller are prevented from derailing from the upper and lower surfaces in the mounting cavity, and the gap between the two curtains is avoided.

[0021] 2. The first connecting structure is designed to ensure that the nut moves along the length direction of the lead screw.

[0022] 3. The second connecting structure is designed to ensure the stability of the driving roller, and cooperates with the first connecting structure, the limiting convex strip and the annular groove to further avoid the derailment of the driving roller.

[0023] 4. The third connecting structure is designed to ensure the stability of the driven roller and avoid the derailment of the driven roller.

[0024] 5. The right side of the mounting cavity is provided with a flap, the top of the flap is hinged with the mounting cavity through a hinge shaft, and the bottom of the flap is detachably connected with the right end of the corresponding limiting convex strip through a locking structure, so that the driving roller and the driven roller are conveniently put into the mounting cavity during assembly.

[0025] 6. This utility model features a design with a housing at the top of the curtain assembly body to cover the thread rod and nut, preventing dust from entering the gap between the thread rod and nut and improving service life.

[0026] 7. The present invention also provides a fixed support base on the bottom right side of the main body of the curtain assembly. The bottom of the fixed support base is detachably connected to the active roller through hooks, hanging rings and curtain eyelets, so as to prevent the other side of the curtain from moving when one side moves. Attached Figure Description

[0027] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0028] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0029] Figure 2 for Figure 1 Side view;

[0030] Figure 3 for Figure 2 Sectional view at point AA;

[0031] Figure 4 for Figure 3 Sectional view at point BB;

[0032] Figure 5 for Figure 3 Sectional view at CC;

[0033] Figure 6 This is an assembly diagram of two sets of smart curtain components.

[0034] In the diagram: 100 - Curtain assembly body; 101 - Mounting cavity; 102 - Hinge; 103 - First support base; 104 - Second support base; 105 - Lead screw; 106 - Nut; 107 - Motor; 108 - Synchronous moving rod; 109 - Driven roller; 110 - Horizontal front rod; 111 - Fixed support base; 112 - Connecting rod; 113 - Adsorption structure; 114 - Top rod; 115 - Flip plate; 116 - Hook; 117 - Hanging ring; 118 - Curtain eyelet; 119 - Curtain fabric; 120 - Recessed groove; 121 - Limiting protrusion; 122 - Outer shell; 123 - Locking structure; 124 - Bearing; 125 - Annular groove; 126 - First strip-shaped through-hole; 127 - Rotating head; 128 - Second strip-shaped through-hole; 129 - Driven roller. Detailed Implementation

[0035] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this application, and not all embodiments. The components of the embodiments of this application described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0036] Therefore, the following detailed description of the embodiments of this application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but merely to illustrate selected embodiments of the application. All other embodiments obtained by those skilled in the art based on the embodiments of this application without inventive effort are within the scope of protection of this application.

[0037] It should be noted that similar labels 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.

[0038] In the description of this application, it should be noted that the use of terms such as "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer" to indicate orientation or positional relationships is based on the orientation or positional relationships shown in the accompanying drawings, or the orientation or positional relationships commonly used when the product is in use. These terms are used solely for the convenience of describing this application and for 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 application. Furthermore, the use of terms such as "first" and "second" in the description of this application is only used to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0039] Furthermore, the use of terms such as "horizontal" and "vertical" in the description of this application does not imply that the component is required to be absolutely horizontal or suspended, but rather that it may be slightly tilted. For example, "horizontal" simply means that its direction is more horizontal relative to "vertical," and does not mean that the structure must be completely horizontal, but rather that it may be slightly tilted.

[0040] In the description of the present application, it also needs to be explained that, unless otherwise explicitly specified and limited, if the terms "arrangement", "installation", "connection", "connection" appear, they should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0041] Embodiment one

[0042] As Figures 1 to 3 shown, a smart window curtain assembly with anti-derailing function, comprising a window curtain assembly body 100, an installation cavity 101 is formed on the window curtain assembly body 100, a driving roller 109 and a plurality of driven rollers 129 are installed in the installation cavity 101 in a row, an annular groove 125 is formed on the outer circumferential surface of the driving roller 109 and the driven roller 129, a limiting convex strip 121 is arranged on the upper and lower surfaces inside the installation cavity 101, the limiting convex strip 121 is placed in the annular groove 125 and is used to limit the movement of the driving roller 109 and the driven roller 129 in the front and back directions inside the installation cavity 101.

[0043] The left and right ends of the upper surface of the window curtain assembly body 100 are respectively provided with a first support seat 103 and a second support seat 104, a lead screw 105 is rotatably arranged between the first support seat 103 and the second support seat 104, specifically, an bearing 124 is arranged on the first support seat 103 and the second support seat 104, both ends of the lead screw 105 are respectively arranged on the first support seat 103 and the second support seat 104 through one bearing 124, a nut 106 is sleeved on the lead screw 105, and the right end of the lead screw 105 extends out of the second support seat 104 and is connected with the motor 107.

[0044] The nut 106 is connected with the driving roller 109 through a first connecting structure, the driving roller 109 is detachably connected with the top of the curtain cloth 119 through a second connecting structure, and the driven roller 129 is detachably connected with the top of the curtain cloth 119 through a third connecting structure.

[0045] Through the cooperation of the lead screw 105, the nut 106, the limiting convex strip 121, the annular groove 125, the first connecting structure, the second connecting structure and the third connecting structure, on the one hand, the smart opening and closing of the window curtain is realized, and on the other hand, the driving roller 109 and the driven roller 129 are prevented from derailing from the upper and lower surfaces inside the installation cavity 101.

[0046] As Figure 3 , Figure 4 and Figure 5 shown, in this embodiment, the upper surface of the curtain assembly body 100 outside between the first support seat 103 and the second support seat 104 is provided with two parallel arranged second strip-shaped through holes 128;

[0047] The first connecting structure includes two synchronous moving rods 108, the top of the synchronous moving rod 108 passes through a corresponding second strip-shaped through hole 128 and is fixedly connected with the nut 106, and the bottom of the two synchronous moving rods 108 is located on the front and rear sides of the driving roller 109 and is rotationally connected with the shafts arranged at the front and rear center positions of the driving roller 109.

[0048] Through the design of the first connecting structure, the nut 106 is ensured to move along the length direction of the screw rod 105.

[0049] As Figures 1 to 6 shown, in this embodiment, the lower surface of the installation cavity 101 inside between the first support seat 103 and the second support seat 104 is provided with two parallel arranged first strip-shaped through holes 126, and the left side of the first strip-shaped through hole 126 penetrates the curtain assembly body 100, and the lower side of the curtain assembly body 100 is arranged with a curtain cloth 119;

[0050] The second connecting structure includes two transverse front rods 110, connecting rods 112, top rods 114, hooks 116, hanging rings 117 and curtain eyelets 118, the left end lower surface of the transverse front rod 110 is fixedly connected with the top of the connecting rod 112 of the second connecting structure, the bottom of the two connecting rods 112 penetrates the corresponding first strip-shaped through hole 126 vertically downward, and the two connecting rods 112 are connected together through a first cross plate;

[0051] The top of the hook 116 of the second connecting structure is connected with the first horizontal plate, and the top of the hook 116 is detachably connected with the curtain ring 118 and the curtain cloth 119 through the ring 117 of the second connecting structure (the ring 117 is a closed ring structure, the top of the ring 117 is hung on the top hook of the hook 116, the bottom of the ring 117 is sleeved in the curtain ring 118, and the curtain ring 118 is press-connected with the curtain hole of the curtain cloth 119. The press-connection mode is as shown in the prior art, the press-connection mode between the shoelace ring and the shoelace hole), the right end of the transverse front rod 110 is fixedly connected with the bottom of the synchronous moving rod 108, and the bottom right side of the synchronous moving rod 108 is provided with the top rod 114; wherein the length value of the transverse front rod 110 is greater than the sum of the radius value of the driving roller 109 and the thickness of the left side wall of the mounting cavity 101, the length value of the top rod 114 of the second connecting structure is greater than the radius value of the driving roller 109, and the left wall surface of the mounting cavity 101 is provided with a retreat groove 120, and the bottom of the retreat groove 120 is aligned and communicated with the first strip-shaped through hole 126.

[0052] In order to enhance the flexibility of the hook 116 of the second connecting structure, a first connecting hole is formed in the upper surface of the first horizontal plate, the top of the hook 116 of the second connecting structure passes through the first connecting hole from bottom to top, and is fixedly connected with a rotating head 127. Under the action of gravity, the bottom surface of the rotating head 127 is attached to the upper surface of the first horizontal plate.

[0053] Through the design of the second connecting structure, the stability of the driving roller 109 is ensured, and the driving roller 109 is further prevented from derailing in cooperation with the first connecting structure, the limiting convex strip 121 and the annular groove 125.

[0054] As shown in Figures 1 to 3 , in the embodiment, the left side surface of the connecting rod 112 of the second connecting structure is provided with an adsorption structure 113.

[0055] As shown in Figures 1 to 3 and Figure 6 , in the embodiment, the third connecting structure includes the connecting rod 112, the top rod 114, the hook 116, the ring 117 and the curtain ring 118, the connecting rod 112 is two, the top of the two connecting rods 112 is respectively rotatably connected with the rotating shafts arranged on the front and rear side surfaces of the driven roller 129, and the left and right sides of the connecting rod 112 are provided with the top rod 114 of the third connecting structure, the bottom of the top rod 114 passes through the corresponding first strip-shaped through hole 126, and the second horizontal plate is used to connect the top rods 114 to each other.

[0056] The top of the hook 116 of the third connecting structure is connected with the second horizontal plate, the bottom of the hook 116 is detachably connected with the curtain cloth 119 through the third connecting structure's ring 117, the third connecting structure's curtain eye 118; wherein the length value of the third connecting structure's top rod 114 is greater than the radius value of the driven roller 129.

[0057] In order to enhance the flexibility of the hook 116 of the third connecting structure, the upper surface of the second horizontal plate is provided with a through second connecting hole, the top of the hook 116 of the third connecting structure passes through the second connecting hole from bottom to top, and is fixedly connected with the rotating head 127, under the action of gravity, the bottom surface of the rotating head 127 is attached to the upper surface of the second horizontal plate.

[0058] Through the design of the third connecting structure, the stability of the driven roller 129 is ensured, and the driven roller 109 is prevented from derailing.

[0059] As shown in Figure 1 and Figure 3 In the embodiment, the right side of the mounting cavity 101 is provided with a flap 115, the top of the flap 115 is hinged with the mounting cavity 101 through a hinge shaft 102, and the bottom of the flap 115 is detachably connected with the right end of the corresponding limiting convex strip 121 through a locking structure 123 (the locking structure 123 can be a magnet or a buckle).

[0060] Through the design that the right side of the mounting cavity 101 is provided with a flap 115, the top of the flap 115 is hinged with the mounting cavity 101 through a hinge shaft 102, and the bottom of the flap 115 is detachably connected with the right end of the corresponding limiting convex strip 121 through a locking structure 123, the driven roller 109 and the driven roller 129 are conveniently put into the mounting cavity 101 during assembly.

[0061] As shown in Figure 1 , Figure 3 and Figure 4 In the embodiment, the top of the curtain assembly body 100 is provided with an outer shell 122 for shielding the lead screw 105 and the nut 106.

[0062] Through the design that the top of the curtain assembly body 100 is provided with an outer shell 122 for shielding the lead screw 105 and the nut 106, dust is prevented from entering the cooperation gap between the lead screw 105 and the nut 106, and the service life is improved.

[0063] Of course, shielding plates can also be installed on the front and rear sides of the mounting cavity 101, so that the driven roller 109 and the driven roller 129 are enclosed in the mounting cavity 101.

[0064] As shown in Figure 3As shown, in the embodiment, the right bottom of the curtain assembly body 100 is further provided with a fixed support seat 111, and the bottom of the fixed support seat 111 is detachably connected with the driving roller 109 through a hook 116, a hanging ring 117 and a curtain eye 118.

[0065] Through the design that the right bottom of the curtain assembly body 100 is further provided with a fixed support seat 111, and the bottom of the fixed support seat 111 is detachably connected with the driving roller 109 through a hook 116, a hanging ring 117 and a curtain eye 118, it is avoided that one side of the curtain cloth 119 moves while the other side also moves in the moving process.

[0066] In addition, through the design of the top rod 114 of the second connecting structure and the top rod 114 of the third connecting structure, it is ensured that the driving roller 109 and the driven roller 129 and the adjacent two driven rollers 129 are not collided when the curtain cloth 119 is retracted.

[0067] Working principle:

[0068] When installed, two sets of intelligent curtain assemblies are respectively arranged on the left and right sides of the top of the window, and the retreat grooves 120 of the two sets of intelligent curtain assemblies correspond to each other (as shown in the Figure 6

[0069] When working, the driving motor 107 drives the screw rod 105 to rotate, the nut 106 moves towards the side of the driving motor 107, so that the driving roller 109 moves, the driving roller 109 drives the second connecting structure and one side of the curtain cloth 119 to move together, the curtain cloth 119 is continuously unfolded, and under the action of the curtain cloth 119, the driven roller 129 also moves, until the curtain cloth 119 is completely unfolded. At this time, the transverse front rod 110 of the second connecting structure and the connecting rod 112 have moved out of the inside of the installation cavity 101 through the retreat groove 120, so that the adsorption structures 113 (the adsorption structures 113 can be magnets or magic tapes) in the two sets of intelligent curtain assemblies are attracted to each other, and the curtain cloths 119 used in cooperation with the two sets of intelligent curtain assemblies are also abutted together (to avoid leaving a gap between the two curtains), so that the entire window is completely blocked.

[0070] The above only describes the preferred embodiments of the present application and is not used to limit the present application. For those skilled in the art, the present application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.​

Claims

1. A smart window shade assembly with anti-derailing function, characterized in that: The application relates to a curtain assembly body (100) provided with an installation cavity (101), a driving roller (109) and a plurality of driven rollers (129) arranged in the installation cavity (101) in a one-row manner, annular grooves (125) formed in the outer circumferential surfaces of the driving roller (109) and the driven rollers (129), limiting convex strips (121) arranged on the upper and lower surfaces of the installation cavity (101) and arranged in the annular grooves (125) and used for limiting the movement of the driving roller (109) and the driven rollers (129) in the front and back directions inside the installation cavity (101). First and second support seats (103) and (104) are arranged at the left and right ends of the upper surface of the curtain assembly body (100), a screw rod (105) is rotatably arranged between the first and second support seats (103) and (104), a nut (106) is arranged on the screw rod (105), and the right end of the screw rod (105) is connected with a motor (107). The nut (106) is connected with the driving roller (109) through a first connecting structure, the driving roller (109) is detachably connected with the top of curtain cloth (119) through a second connecting structure, and the driven rollers (129) are detachably connected with the top of the curtain cloth (119) through a third connecting structure.

2. The smart window shade assembly with anti-derailing function according to claim 1, wherein: Two parallel second strip-shaped through holes (128) are formed in the upper surface of the curtain assembly body (100) between the first and second support seats (103) and (104). The first connecting structure comprises two synchronous movement rods (108), the top of the synchronous movement rods (108) penetrates through corresponding second strip-shaped through holes (128) and is fixedly connected with the nut (106), and the bottoms of the two synchronous movement rods (108) are rotatably connected with the shafts arranged at the front and back center positions of the driving roller (109).

3. The smart window shade assembly with anti-derailing function of claim 2, wherein: Two parallel first strip-shaped through holes (126) are formed in the lower surface of the installation cavity (101) between the first and second support seats (103) and (104), the left side of the first strip-shaped through holes (126) penetrates through the curtain assembly body (100), and curtain cloth (119) is arranged below the curtain assembly body (100). The second connecting structure comprises two transverse front rods (110), connecting rods (112), top rods (114), hooks (116), hanging rings (117) and curtain eyelets (118), the lower surface of the left end of the transverse front rod (110) is fixedly connected with the top of the connecting rod (112) of the second connecting structure, the bottom of the two connecting rods (112) vertically penetrates through the corresponding first strip-shaped through hole (126) and is connected with each other through a first cross plate; The top of the hook (116) of the second connecting structure is connected with the first cross plate, the top of the hook (116) is press-connected with the curtain cloth (119) through the hanging ring (117) of the second connecting structure and the curtain eyelet (118) of the second connecting structure, the right end of the transverse front rod (110) is fixedly connected with the bottom of the synchronous moving rod (108), and the bottom right side of the synchronous moving rod (108) is provided with a top rod (114); wherein the length value of the transverse front rod (110) is greater than the sum of the radius value of the driving roller (109) and the thickness of the left side wall of the mounting cavity (101), the length value of the top rod (114) of the second connecting structure is greater than the radius value of the driving roller (109), and a retreat groove (120) is arranged on the left side wall surface of the mounting cavity (101), and the bottom of the retreat groove (120) is aligned and communicated with the first strip-shaped through hole (126).

4. The smart window shade assembly with anti-derailing function of claim 3, wherein: The left side surface of the connecting rod (112) of the second connecting structure is provided with an adsorption structure (113).

5. The smart window shade assembly with anti-derailing function of claim 4, wherein: The third connecting structure comprises connecting rods (112), top rods (114), hooks (116), hanging rings (117) and curtain eyelets (118), the two connecting rods (112) are respectively rotatably connected with the rotating shafts arranged on the front and rear side surfaces of the driven roller (129), the left and right sides of the connecting rod (112) are provided with the top rod (114) of the third connecting structure, the bottom of the top rod (114) penetrates through the corresponding first strip-shaped through hole (126) and is connected with each other through a second cross plate; The top of the hook (116) of the third connecting structure is connected with the second cross plate, the bottom of the hook (116) is detachably connected with the curtain cloth (119) through the hanging ring (117) of the third connecting structure and the curtain eyelet (118) of the third connecting structure; wherein the length value of the top rod (114) of the third connecting structure is greater than the radius value of the driven roller (129).

6. The smart window shade assembly with anti-derailing function of claim 5, wherein: The right side of the mounting cavity (101) is provided with a flap (115), the top of the flap (115) is hingedly connected with the mounting cavity (101) through a hinge shaft (102), and the bottom of the flap (115) is detachably connected with the right end of the corresponding limiting convex strip (121) through a locking structure (123).

7. The smart window shade assembly with anti-derailing function of claim 6, wherein: The top of the curtain assembly body (100) is provided with a shell (122) for shielding the lead screw (105) and the nut (106).

8. The smart window shade assembly with anti-derailing function of claim 7, wherein: The bottom right of the curtain assembly body (100) is further provided with a fixed support seat (111), and the bottom of the fixed support seat (111) is detachably connected with the driving roller (109) through a hook (116), a hanging ring (117) and a curtain eye (118).

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