Curtain ball locking piece and dreamlike curtain

Abstract

The utility model discloses a curtain ball locking piece and dreamy curtain, the ball locking piece is used for being connected with track closing pieces at two ends of a curtain track, each track closing piece comprises a transmission case shell, and the ball locking piece comprises an assembling structure used for being tightly matched with the track closing pieces; and the stop surface is arranged facing the rail sealing piece and is used for stopping the end ball in a space defined by the transmission case shell and the stop surface. According to the rolling ball locking piece, the end rolling balls are locked through a relatively simple structure, and meanwhile the occupied space of the rolling ball locking piece can be saved to a large extent.

Description

Technical Field

[0001] The utility model relates to the field of smart home, in particular to a curtain bead locking part and a dream curtain. Background Art

[0002] The function of traditional curtains is usually to adjust the indoor light by changing the light transmission amount of the windows. With the improvement of people's living standards, users' attention to the quality of life has also been increasing day by day. Based on this, smart electric curtains have emerged.

[0003] Compared with traditional curtains, smart electric curtains have more transmission structures, such as belts arranged inside the curtain body and more complex curtain beads. Compared with dream curtains, components such as light-adjusting rods also need to be arranged inside the curtain body. The complex transmission structures occupy the internal space of the curtain track and the transmission box, greatly compressing the layout space of the curtain bead locking part. How to provide a bead locking part with small space occupation and good bead locking effect has become an urgent problem to be solved in the industry. Summary of the Utility Model

[0004] The utility model provides a curtain bead locking part and a dream curtain, which are used to solve the problem that the layout space of the existing curtain bead locking part is greatly compressed, and it is impossible to ensure a stable end bead fixing effect while ensuring small space occupation.

[0005] In one aspect, an embodiment of the utility model provides a curtain bead locking part, which is used to connect with the track closing parts at both ends of the curtain track. The track closing part includes a transmission box housing. The bead locking part includes:

[0006] An assembly structure for closely cooperating with the track closing part;

[0007] A stop surface, which is arranged facing the track closing part and is used to stop the end bead in the space defined by the transmission box housing and the stop surface.

[0008] Further, the assembly structure includes a plug-in block, which is arranged facing the track closing part.

[0009] Further, an opening corresponding to the bead locking part is formed on the peripheral wall of the track closing part. The bead locking part includes an inner end far away from the opening and an outer end close to the opening. The plug-in block is close to the inner end, and the stop surface is formed between the plug-in block and the outer end.

[0010] Further, the opening is located below the track closing part. The plug-in block is arranged close to the top of the bead locking part, and the stop surface is formed below the plug-in block.

[0011] Furthermore, the plug-in block includes a plug-in end face, and the plug-in end face protrudes relative to the stop face.

[0012] Furthermore, the ball locking member includes a locking member body located below the plug-in block, and the stop face is formed on the outer end face of the locking member body.

[0013] Furthermore, the assembly structure further includes a seat body formed at the root of the plug-in block, and the bottom of the seat body is connected to the locking member body.

[0014] Furthermore, the assembly structure further includes a positioning groove formed at the connection between the seat body and the locking member body, and the notch direction of the positioning groove faces the track closure member.

[0015] Furthermore, a locking groove is formed between the outer end of the locking member body and the positioning groove, and the locking groove communicates with the positioning groove. The ball locking member further includes a screw rod disposed in the locking groove, and the end of the screw rod can withdraw from or extend into the positioning groove.

[0016] Furthermore, the upper edge of the seat body is flush with the upper edge of the plug-in block, and the seat body further forms a top stop edge at the inner end of the track closure member.

[0017] Furthermore, the width of the seat body is greater than the width of the plug-in block, and the seat body further forms a joint portion on both sides of the plug-in block.

[0018] Furthermore, the ball locking member further includes a through hole formed in the seat body and the plug-in block, and one end of the through hole is opened at the plug-in end face, and the other end is opened at the back of the seat body.

[0019] Furthermore, a clamping portion is formed at the corresponding position of the locking member body with respect to the opening.

[0020] In another aspect, an embodiment of the present invention provides a curtain, including a curtain track and track closure members at both ends of the curtain track. The track closure member includes a transmission box housing, and further includes the curtain ball locking member according to any one of the above, and a space for fixing the end beads is formed between the curtain ball locking member and the track closure member.

[0021] In yet another aspect, an embodiment of the present invention provides a curtain, including a curtain track and track closure members at both ends of the curtain track. The track closure member includes a transmission box housing, and further includes the curtain ball locking member according to any one of the above. The track closure member includes a plug-in surface for installing the curtain track, and the curtain ball locking member is disposed at the plug-in surface through the assembly structure.

[0022] Further, a slot for cooperating with the insertion block is formed at the insertion surface of the track closure. The slot is located in the middle of the insertion surface, and a space for placing the end running ball is formed below the slot.

[0023] Further, the slot includes a top edge, a bottom edge, and at least one side edge, and the side edge connects the top edge and the bottom edge.

[0024] Further, a notch is formed at the bottom edge. The notch at least divides the bottom edge to form an insertion piece in the middle. The insertion piece is used to be inserted into the positioning groove of the running ball locking piece and tightly cooperate with the positioning groove.

[0025] Further, an opening corresponding to the running ball locking piece is formed on the peripheral wall of the track closure. The track closure extends inward to the inner side of the peripheral wall at the opening to form a retaining edge.

[0026] Further, the opening of the track closure extends to the insertion surface of the track closure so that the opening of the track closure communicates with the curtain chute of the curtain track.

[0027] In an embodiment of the present utility model, a curtain running ball locking piece is provided for connecting with the track closures at both ends of the curtain track. The track closure can be a transmission box housing or other connecting pieces between the transmission box and the curtain track. The running ball locking piece has an assembly structure for tightly cooperating with the track closure, and a retaining surface for retaining the end running ball in the space defined by the transmission box housing and the retaining surface, so that the embodiment of the present utility model realizes the locking of the end running ball through a relatively simple structure, and at the same time can greatly save the space occupied by the running ball locking piece. Description of the Drawings

[0028] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0029] Figure 1 is a perspective view of a curtain running ball locking piece according to a second embodiment of the present utility model from one perspective;

[0030] Figure 2 is Figure 1 a perspective view of another perspective;

[0031] Figure 3 is Figure 1 a front view;

[0032] Figure 4This is a bottom-up perspective view of a curtain ball locking member according to a second embodiment of the present invention mounted on a transmission case housing;

[0033] Figure 5 This is a three-dimensional view of the curtain ball locking member corresponding to the second embodiment and the fourth embodiment of the present invention installed on the transmission box housing from a top perspective;

[0034] Figure 6 yes Figure 5 An exploded view showing a partial enlarged view of the slot;

[0035] Figure 7 yes Figure 5 A three-dimensional view after installing the end ball bearings;

[0036] Figure 8 This is a partial cross-sectional view of the curtain ball locking member, end ball and transmission box housing at corresponding positions of the curtain in the second and fourth embodiments of the present invention, with the cross-sectional plane located on the vertical plane and the cross-sectional position located at the screw axis;

[0037] Figure 9 It is a stereoscopic view of the dream curtain corresponding to the second embodiment and the fourth embodiment of the present invention from a bottom-up perspective, showing a partial enlarged view of the connection between the curtain transmission box and the curtain track. DETAILED DESCRIPTION

[0038] In order to make the technical problems, technical solutions and beneficial effects solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0039] When the embodiments of the present invention mention ordinal numbers such as "first" and "second", unless they do express the meaning of order according to the context, they should be understood as being merely for the purpose of distinction.

[0040] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0041] First embodiment:

[0042] This embodiment provides a curtain bead locking member for connecting with the track closing members at both ends of a curtain track. The track closing member is a sleeve connected between a transmission box and the curtain track. The bead locking member includes:

[0043] An assembly structure for closely fitting with the track closing member;

[0044] A stop surface. The stop surface is arranged facing the track closing member and is used to stop the end bead within the space defined by the transmission box housing and the stop surface.

[0045] In this embodiment, the bead locking member as a whole is a wedge-shaped structure. The assembly structure includes the end of the wedge-shaped structure. The wedge-shaped bead locking member is inserted into the sleeve through the corresponding opening above the sleeve and is fixed above the bottom surface of the sleeve under the action of gravity. A clamping portion corresponding to the end of the wedge-shaped structure is formed in the sleeve. The clamping portion can be a protrusion formed on the bottom surface of the sleeve corresponding to the end of the wedge-shaped structure to fix the bead locking member inside the sleeve in the horizontal direction. The wedge-shaped bead locking member forms a stop surface facing the sleeve, and a space for defining the end bead is formed between the stop surface and the sleeve.

[0046] By providing the curtain bead locking member in the embodiment of the present utility model for connecting with the track closing members at both ends of the curtain track, the track closing member can be a transmission box housing or other connecting members between the transmission box and the curtain track. The bead locking member has an assembly structure for closely fitting with the track closing member and a stop surface for stopping the end bead within the space defined by the transmission box housing and the stop surface, so that the embodiment of the present utility model realizes the locking of the end bead through a relatively simple structure and can save the space occupied by the bead locking member to a large extent.

[0047] Second embodiment:

[0048] Please refer to Figures 1 to 9 As shown in the figure, this embodiment provides a curtain bead locking member 10 for connecting with the track closing members at both ends of a curtain track 11. The track closing member is a transmission box housing 2. The bead locking member 10 includes:

[0049] An assembly structure for closely fitting with the track closing member;

[0050] A stop surface 1. The stop surface is arranged facing the track closing member and is used to stop the end bead 3 within the space defined by the transmission box housing 2 and the stop surface 1.

[0051] As a specific solution rather than a limitation, the transmission case housing 2 includes a plug-in surface 23 for installing the curtain track, and the curtain bead locking member 3 is arranged at the plug-in surface 23 through the assembly structure. The assembly structure includes a plug-in block 4, the plug-in block 4 is arranged facing the transmission case housing 2, and a slot 21 matching the plug-in block 4 is formed at the plug-in surface 23 of the transmission case housing 2. The plug-in block 4 is inserted into the slot 21 to fix the bead locking member 10 relative to the transmission case housing 2.

[0052] In the existing electric curtains, especially in the curtain tracks or transmission cases of dream curtains, complex parts such as belts, curtain beads, and dimming rods need to be arranged. Usually, the fixing of the end beads needs to be carried out on the premise that the above complex parts have been assembled, making the internal space of the curtain for assembling the bead locking member very narrow and limited. On the one hand, it restricts the structure of the bead locking member, and on the other hand, it greatly increases the installation difficulty of the bead locking member.

[0053] To overcome the above defects, an opening 22 corresponding to the bead locking member 10 is formed on the peripheral wall of the transmission case housing 2. The bead locking member10 of this embodiment includes an inner end away from the opening 22 and an outer end close to the opening 22. The plug-in block 4 is close to the inner end, and the stop surface 1 is formed between the plug-in block 4 and the outer end. The outer end is located at the peripheral wall opening 22 of the transmission case housing 2, so that the bead locking member 10 can be disassembled and assembled outside the transmission case housing 2, and the operation is simple and convenient.

[0054] As a preferred solution rather than a limitation, the opening 22 is located below the transmission case housing 2, the plug-in block 4 is arranged close to the top of the bead locking member 10, and the stop surface 1 is formed below the plug-in block 4. As a preferred solution, the opening 22 of the transmission case housing 2 extends to the plug-in surface 23 of the transmission case housing 2, so that the opening 22 of the transmission case housing 2 communicates with the curtain chute 111 of the curtain track 11. The opening 22 located below the transmission case housing 2 can form a disassembly and assembly space between the curtain chute below the curtain track and the opening 22 below the transmission case housing 2 after the curtain track 11 and the transmission case are installed on the ceiling. The screw 9 and the bead locking member 10 can be easily disassembled and assembled relative to the lower part of the curtain track 11, further improving the disassembly and assembly convenience.

[0055] In this embodiment, the plug-in block 4 includes a plug-in end face 41, a guiding surface 411 is formed on the outer extension of the plug-in end face 41, and the plug-in end face 41 of the plug-in block 4 protrudes relative to the stop surface 1. The plug-in end face 41 of the plug-in block 4 protruding relative to the stop surface 1 facilitates quickly positioning the installation position when installing the bead locking member 10 and improves the installation convenience.

[0056] Further, the ball locking member 3 includes a locking member body 5 located below the insertion block 4, and the stop surface 1 is formed on the outer end surface of the locking member body 5. In this embodiment, the lateral length of the locking member body 5 is the same as the length of the opening 22, so that when the locking member body 5 is disposed at the opening 22, the inner end surface of the locking member body 5 is flush with the end surface of the opening 22 on the plugging surface 23 of the track closing surface. Preferably, at this time, the stop surface 1 is used for close cooperation with the end ball 3.

[0057] As a preferred solution rather than a limitation, the assembly structure further includes a seat body 6 formed at the root of the insertion block. The bottom of the seat body 6 is connected to the locking member body 5. In this embodiment, the upper edge of the seat body 6 is flush with the upper edge of the insertion block 4, and a top stop edge 61 is further formed at the inner end of the seat body 6 on the transmission case housing 2. The top stop edge 61 is used for cooperating with the upper edge of the slot 21 of the transmission case housing to fix the ball locking member 10, and when an external force acts on the end ball 3, it provides a supporting force to prevent the ball locking member 10 from disengaging from the slot 21 of the transmission case housing.

[0058] The cross-sectional outer contour of the insertion block 4 and the seat body 6 of the present utility model projected in the vertical direction may be trapezoidal or regular polygonal. In this embodiment, the cross-sectional outer contour of the insertion block 4 and the seat body 6 projected in the vertical direction is preferably rectangular, and the width of the seat body 6 is greater than the width of the insertion block 4, so that a joint portion 62 is formed on both sides of the insertion block 4 by the seat body 6. The joint portion 62 is used for cooperating with the side edges of the slot 21 of the transmission case housing to fix the ball locking member 10, further improving the structural stability of the ball locking member 10.

[0059] As a preferred solution rather than a limitation, the assembly structure further includes a positioning groove 7, which is formed at the connection between the seat body 6 and the locking member body 5, and the notch direction of the positioning groove 7 faces the transmission case housing 2.

[0060] As a specific solution rather than a limitation, the slot 21 includes a top edge 211, a bottom edge 212, and at least one side edge 213, and the side edge 213 connects the top edge 211 and the bottom edge 212. The top edge 211, the bottom edge 212, and the side edge 213 are conducive to cooperating with the plugging end surface 41 and the guiding surface 411 of the insertion block 4 to improve the installation efficiency of the ball locking member 10.

[0061] Further, a notch 214 is formed at the bottom edge 212, and the notch 214 at least divides the bottom edge 212 to form an insertion piece 24 at the middle. In this embodiment, the positioning groove 7 can be inserted by the insertion piece 24 of the transmission case housing 2 and closely cooperate with the insertion piece 24. The insertion piece 24 is limited between the insertion block 4 and the locking member body 5 of the ball locking member, further improving the connection tightness between the ball locking member and the transmission case housing 2.

[0062] As a preferred solution rather than a limitation, a locking groove 8 is formed between the outer end of the locking member body and the positioning groove 7. The locking groove 8 communicates with the positioning groove 7. The ball locking member 5 further includes a screw 9 disposed in the locking groove 8, and the end of the screw 9 can be withdrawn from or inserted into the positioning groove 7. In this embodiment, the locking groove 8 can be a threaded groove, and the screw 9 can be a screw. The end of the screw extends into the positioning groove 7 and presses and embeds into the insert piece 24 of the transmission case housing 2, further improving the connection tightness between the ball locking member and the transmission case housing 2.

[0063] As a specific solution rather than a limitation, the ball locking member further includes a through hole formed on the seat body and the plug-in block. One end of the through hole is opened at the plug-in end face, and the other end is opened at the back of the seat body. The through hole is beneficial to the injection molding of the ball locking member on the one hand, and is convenient for saving material costs on the other hand.

[0064] In some embodiments of the present utility model, a clamping portion is formed at a position corresponding to the opening on the locking member body. Correspondingly, the transmission case housing 2 extends upward from the opening to the inner side of the peripheral wall to form a retaining edge. The clamping portion can be the peripheral wall of the bottom of the locking member body 5, and the retaining edge stops on both sides of the clamping portion to further improve the connection tightness between the ball locking member and the transmission case housing 2.

[0065] Third Embodiment:

[0066] This embodiment provides a dream curtain, including a curtain track and track closures at both ends of the curtain track. The track closures can be transmission case housings or sleeves connected between the transmission case and the curtain track. The dream curtain further includes the curtain ball locking member described in any of the above embodiments mounted on the track closures, and a space for fixing the end balls is formed between the curtain ball locking member and the track closures.

[0067] The embodiments of the present utility model provide a curtain ball locking member for connecting with track closures at both ends of a curtain track. The track closures can be transmission case housings or other connecting members between the transmission case and the curtain track. The ball locking member has an assembly structure for closely cooperating with the track closures, and a retaining surface for retaining the end balls within the space defined by the transmission case housing and the retaining surface, so that the embodiments of the present utility model achieve the locking of the end balls through a relatively simple structure, and at the same time can save a large amount of space occupied by the ball locking member.

[0068] Fourth Embodiment:

[0069] Please refer to Figures 5 to 9As shown in the figure, this embodiment provides a dream curtain, which includes a curtain track and track closures at both ends of the curtain track. The track closure includes a transmission box housing 2, and further includes the curtain bead locking member 10 described in the second embodiment above, which is installed on the transmission box housing 2. A space for fixing the end bead 3 is formed between the curtain bead locking member 10 and the transmission box housing 2. The transmission box housing 2 includes a plug-in surface 23 for installing the curtain track, and the curtain bead locking member 3 is arranged at the plug-in surface 23 through the assembly structure.

[0070] Furthermore, the transmission box housing 2 forms a slot 21 at the plug-in surface 23 for cooperating with the plug-in block 4. The slot 21 is located in the middle of the plug-in surface 23. Specifically, a space for placing the end bead 3 is formed below the slot 21. As a specific solution rather than a limitation, the space for placing the end bead 3 can also be used for arranging a belt and / or a light-adjusting rod.

[0071] As a specific solution rather than a limitation, the slot 21 includes a top edge 211, a bottom edge 212, and at least one side edge 213. The side edge 213 connects the top edge 211 and the bottom edge 212. When the plug-in block 4 of the bead positioning member is inserted into the slot 21, the top stop edge 61 of the seat body 6 abuts against the outside of the top edge 211, and the joint portion 62 of the seat body 6 is inserted into the slot 21 and closely cooperates with the side edge 213. The top edge 211, the bottom edge 212, and the side edge 213 are beneficial for cooperating with the plug-in end face 41 and the guiding face 411 of the plug-in block 4 to improve the installation efficiency of the bead locking member 10.

[0072] Furthermore, a notch 214 is formed at the bottom edge 212. The notch 214 at least divides the bottom edge 212 to form an insert piece 24 in the middle. The insert piece 24 is used to be inserted into the positioning groove 7 of the bead locking member 10 and closely cooperate with the positioning groove 7. The insert piece 24 is limited between the plug-in block 4 of the bead locking member 10 and the locking member body 5, further improving the connection tightness between the bead locking member 10 and the transmission box housing 2.

[0073] As a preferred solution rather than a limitation, the transmission box housing 2 forms an opening 22 corresponding to the bead locking member 10 on the peripheral wall, and the transmission box housing 2 extends inward from the opening to the peripheral wall to form a stop edge. The clamping portion in this embodiment is the bottom peripheral wall of the locking member body 5, and the stop edge abuts on both sides of the clamping portion to further improve the connection tightness between the bead locking member 10 and the transmission box housing 2.

[0074] Further, the opening 22 of the transmission case housing 2 extends to the plugging surface 23 of the transmission case housing 2, so that the opening 22 of the transmission case housing 2 communicates with the curtain chute 111 of the curtain track 11. The opening 22 located below the transmission case housing 2 can form a disassembly and assembly space between the curtain chute 111 below the curtain track 11 and the opening 22 below the transmission case housing 2 after the curtain track 11 and the transmission case are installed on the ceiling. The screw 9 and the ball locking member 10 can be easily disassembled and assembled relative to the lower part of the curtain track, further improving the convenience of disassembly and assembly.

[0075] The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A curtain bead locking member, characterized in that, For connection with the track closures at both ends of the curtain track, the track closure includes a transmission box housing, and the bead locking member includes: An assembly structure for close cooperation with the track closure; A stop surface, which is arranged facing the track closure and is used to stop the end bead within the space defined by the transmission box housing and the stop surface.

2. The curtain bead locking member according to claim 1, characterized in that, The assembly structure includes a plug block, which is arranged facing the track closure.

3. The curtain bead locking member according to claim 2, characterized in that, The track closure forms an opening corresponding to the bead locking member on its peripheral wall. The bead locking member includes an inner end away from the opening and an outer end close to the opening. The plug block is close to the inner end, and the stop surface is formed between the plug block and the outer end.

4. The curtain bead locking member according to claim 3, characterized in that, The opening is located below the track closure. The plug block is arranged close to the top of the bead locking member, and the stop surface is formed below the plug block.

5. The curtain bead locking member according to claim 4, wherein, The plug block includes a plugging end face, which protrudes relative to the stop surface.

6. The curtain bead locking member according to claim 5, wherein, The bead locking member includes a locking member body below the plug block, and the stop surface is formed on the outer end face of the locking member body.

7. The curtain bead locking member according to claim 6, wherein, The assembly structure further includes a seat body formed at the root of the plug block, and the bottom of the seat body is connected to the locking member body.

8. The curtain bead lock according to claim 7, wherein The assembly structure further includes a positioning groove formed at the connection between the seat body and the locking member body, and the notch direction of the positioning groove is arranged facing the track closure.

9. The curtain bead locking member according to claim 8, wherein A locking groove is formed between the outer end and the positioning groove of the locking member body, and the locking groove communicates with the positioning groove. The bead locking member further includes a screw arranged in the locking groove, and the end of the screw can be withdrawn from or inserted into the positioning groove.

10. The curtain bead locking member according to any one of claims 7 to 9, characterized in that The upper edge of the seat body is flush with the upper edge of the plug block, and the seat body further forms a top stop edge at the inner end of the track closure.

11. The curtain bead locking member according to any one of claims 7 to 9, characterized in that, The width of the seat body is greater than the width of the plug block, and the seat body further forms a joint part on both sides of the plug block.

12. The curtain bead locking member according to any one of claims 7 to 9, characterized in that, The bead locking member further includes a through hole formed on the seat body and the plug block. One end of the through hole is opened at the plugging end face, and the other end is opened at the back of the seat body.

13. The curtain bead locking member according to any one of claims 6 to 9, characterized in that The locking member body forms a clamping part at the corresponding position of the opening.

14. A dream curtain, comprising a curtain track and track closures at both ends of the curtain track, wherein the track closure comprises a transmission box housing, characterized in that, It further includes a curtain bead locking member as described in any one of claims 1 to 7 installed on the track closure. A space for fixing the end bead is formed between the curtain bead locking member and the track closure.

15. A dream curtain, comprising a curtain track and track closures at both ends of the curtain track, the track closure comprising a transmission box housing, characterized in that, It further includes a curtain bead locking member as described in any one of claims 8 to 13 installed on the track closure. The track closure includes a plugging surface for installing the curtain track, and the curtain bead locking member is arranged at the plugging surface through the assembly structure.

16. The dream curtain according to claim 14, characterized in that, The track closure forms a slot for cooperating with the plug block at the plugging surface. The slot is located in the middle of the plugging surface, and a space for placing the end bead is formed below the slot.

17. The dream curtain according to claim 16, characterized in that, The slot includes a top edge, a bottom edge, and at least one side edge, and the side edge connects the top edge and the bottom edge.

18. The dream curtain according to claim 17, characterized in that, A notch is formed at the bottom edge, and the notch at least divides the bottom edge to form an insert piece in the middle. The insert piece is used to be inserted into the positioning groove of the bead locking member and is in close cooperation with the positioning groove.

19. The dream curtain according to claim 18, characterized in that, The track closure forms an opening corresponding to the ball locking member on the peripheral wall, and a retaining edge is formed by extending the track closure inward from the peripheral wall at the opening.

20. The dream curtain according to claim 19, wherein, The opening of the track closure extends to the insertion surface of the track closure, so that the opening of the track closure communicates with the curtain chute of the curtain track.

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