Curtain track

Abstract

The utility model discloses a curtain track which comprises a curtain frame, a first end cover and a second end cover, the first end cover and the second end cover are arranged at the two ends of the curtain frame respectively, the bottom of the curtain frame is provided with a track extending in the length direction of the curtain frame, and a first tackle and a second tackle are arranged in the track in a sliding mode. A driving device which is in transmission connection with the first tackle and the second tackle and drives the first tackle and the second tackle to move oppositely or oppositely is arranged at the bottom of one end, close to the first end cover, in the curtain frame, and an auxiliary fixing rail is arranged between the driving device and the first end cover; the rail and the auxiliary fixing rail are arranged on the two sides of the driving device respectively. The driving device is directly arranged on the rail at the bottom of the curtain frame, the curtain can be utilized to shield the driving device between the rail and the auxiliary fixing rail after the curtain is hung on the rail and the auxiliary fixing rail, and attractiveness in use is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of electric curtain, concretely relates to a curtain rail. BACKGROUND

[0002] The curtain is made of cloth, hemp, yarn, aluminum sheet, wood sheet, metal material and the like, has the functions of sun-shading, heat-insulation and indoor light adjusting. The cloth curtain is classified into cotton yarn cloth, polyester cloth, polyester cotton blended fabric, cotton hemp blended fabric, non-woven fabric and the like according to the material, texture, color, pattern and the like, and is matched with different indoor design curtain styles.

[0003] The existing electric curtain rail adopts the motor driving mode to realize the opening and closing of the curtain, but the motor is usually installed on the end cover at both ends of the electric curtain rail, so that the motor cannot be shielded by the installed curtain, and the motor is exposed, thereby affecting the indoor aesthetic appearance after installation. UTILITY MODEL CONTENTS

[0004] The utility model aims at overcoming the prior art defects, providing a curtain rail, directly arranging the driving device on the rail at the bottom of the curtain frame, shielding the driving device between the rail and the auxiliary fixed rail by the curtain after the curtain is hung on the rail and the auxiliary fixed rail, and improving the aesthetic appearance during use.

[0005] In order to solve the above technical problems, the utility model provides a curtain rail, including curtain frame and first end cover and second end cover which are arranged at both ends of the curtain frame, the bottom of the curtain frame is provided with a rail which is arranged along the length of the curtain frame, the first pulley and the second pulley are slidably arranged in the rail, the bottom of one end of the curtain frame close to the first end cover is provided with a driving device which is in driving connection with the first pulley and the second pulley and drives the first pulley and the second pulley to move towards each other or away from each other, and the driving device and the first end cover are provided with an auxiliary fixed rail, and the rail and the auxiliary fixed rail are arranged on both sides of the driving device.

[0006] Further, the driving device is in driving connection with the first pulley and the second pulley through a transmission assembly, the transmission assembly includes a first gear, a second gear and a synchronous belt which is in meshing connection with the first gear and the second gear, the first gear is rotatably arranged at one end of the curtain frame away from the second end cover and is coaxially arranged with the driving device, the first gear is in driving connection with the driving device, the second gear is rotatably arranged in the second end cover, and the first pulley and the second pulley are respectively fixed on both sides of the synchronous belt.

[0007] Further, the outer side of the first and second pulleys is provided with a clamping member clamped on the synchronous belt, and a plurality of toothed portions are protruded on the inner wall of the clamping member and engaged with the toothed groove on the synchronous belt, and a plurality of pressing strips are protruded on the inner wall of the clamping member away from the toothed portions and used for pressing the synchronous belt, and the upper end of the clamping member is an opening for inserting the synchronous belt into the clamping member from top to bottom.

[0008] Further, the top of the clamping member is detachably provided with a limiting member located on the upper end of the synchronous belt; the upper end of the clamping member is provided with a notch for accommodating the limiting member, and the toothed portion corresponding to the notch is provided with a insertion hole, and the lower end of the limiting member is provided with at least one insertion column inserted into the insertion hole one by one, and the inner wall of the clamping member away from the toothed portion is provided with a clamping groove, and the lower end of the limiting member is provided with a buckle clamped with the clamping groove.

[0009] Further, the bottom of the window curtain frame near the first end cover is provided with an installation groove for installing the first gear, and the first gear is rotatably arranged in the installation groove through a bearing; the inner side of the first end cover is protruded with a connecting portion inserted into the installation groove and fixed with the window curtain frame through screws, and the bottom of the connecting portion is provided with the auxiliary fixing rail.

[0010] Further, the bottom of the window curtain frame is further provided with a motor mounting seat fixed through screws, the bottom of the first gear is coaxially provided with a toothed sleeve portion protruding into the motor mounting seat, and the driving device is a motor fixed on the motor mounting seat, and the rotating shaft of the motor is sleeved or engaged with the toothed sleeve portion.

[0011] Further, at least one first ring buckle located below the window curtain frame is detachably arranged on the first and second pulleys, one second ring buckle located below the window curtain frame is detachably arranged on the auxiliary fixing rail, and one third ring buckle located below the window curtain frame is detachably arranged on the track near the second end cover; a plurality of fourth ring buckles located below the window curtain frame and arranged on the track are arranged between the first pulley and the driving device, the plurality of fourth ring buckles are connected through a first traction rope, and one end of the first traction rope is detachably fixed on the first pulley through a fixing cover; a plurality of fifth ring buckles located below the window curtain frame and arranged on the track are arranged between the second pulley and the second end cover, the plurality of fifth ring buckles are connected through a second traction rope, and one end of the second traction rope is detachably fixed on the second pulley through a fixing cover.

[0012] Further, one fixing seat is detachably arranged in the track and the auxiliary fixing rail, and the second and third ring buckles are fixed on the two fixing seats through screws, respectively.

[0013] Further, the fourth and fifth buckles are slidably arranged on the track through the sliding members in the shape of I-shaped, the inner bottom surface of the track is embedded with two mute strips on both sides of the sliding members and supporting the sliding members, the first and second trolleys, one surface of the sliding member in contact with the mute strips is provided with a circular contact strip, and one surface of the first and second trolleys in contact with the mute strips is provided with an arc-shaped convex strip, so that the sliding member, the first and second trolleys and the mute strips are in linear contact structure.

[0014] Further, the bottom of the curtain frame is further provided with a lamp strip groove on one side of the track along the length, the lamp strip groove is provided with a lamp strip irradiating downward, and a lampshade is detachably arranged at the opening of the lower end of the lamp strip groove.

[0015] The utility model has the following beneficial effects:

[0016] In the utility model, the driving device is directly arranged on the track at the bottom of the curtain frame, and an auxiliary fixing rail is arranged at the outer side end of the driving device, so that after the curtain is hung on the track and the auxiliary fixing rail and crosses the track and the auxiliary fixing rail, the driving device between the track and the auxiliary fixing rail is shielded by the curtain, the driving device shielded by the curtain cannot be observed by naked eyes in general use, and the appearance in use is improved.

[0017] Secondly, the mute strips are increased and linear contact structures are formed between the mute strips and the sliding member, the first and second trolleys, the friction of the sliding member, the first and second trolleys is reduced, the sliding of the three is smooth, the noise generated by the sliding of the three is reduced, the purpose of sound reduction is achieved, and the use experience of users is improved.

[0018] In addition, the lamp strip is arranged, the curtain track has the light effect of irradiating downward on the curtain, and the appearance and ornamental value in use are further improved.

[0019] Additional aspects and advantages of the utility model will be partially given in the following description, which will become obvious from the following description or be understood through the practice of the utility model. DETAILED DESCRIPTION

[0020] The drawings explained herein are used to provide further understanding of the utility model, constitute a part of the application and do not constitute improper limitation on the utility model, and in the drawings:

[0021] Figure 1 It is the schematic view of the curtain track in the embodiment;

[0022] Figure 2 It is the schematic view of another view of the curtain track in the embodiment;

[0023] Figure 3 This is a side sectional view of the curtain track located at the fifth buckle in the embodiment;

[0024] Figure 4 This is a side sectional view of the curtain track located at the first loop in the embodiment;

[0025] Figure 5 This is a front sectional view of the curtain track in the embodiment;

[0026] Figure 6 for Figure 5 Enlarged diagram of B in the diagram;

[0027] Figure 7 for Figure 5 Enlarged diagram of C in the middle;

[0028] Figure 8 for Figure 5 Enlarged diagram of D in the middle;

[0029] Figure 9 This is a schematic diagram of the curtain track after the second end cap and drive device have been removed in the embodiment;

[0030] Figure 10 for Figure 9 A schematic diagram after removing the first end cover and the motor mounting bracket;

[0031] Figure 11 for Figure 10 Enlarged diagram of A in the middle;

[0032] Figure 12 This is a schematic diagram of the first end cap in the embodiment;

[0033] Figure 13 This is a schematic diagram of the first or second pulley in the embodiment;

[0034] Figure 14 This is a schematic diagram showing another perspective of the first or second trolley in the embodiment;

[0035] Figure 15 This is a schematic diagram of the first trolley after the limiting member has been removed in the embodiment;

[0036] Figure 16 This is a schematic diagram of the limiting component in the embodiment;

[0037] Figure 17 This is a schematic diagram of the third ring buckle and the fixing seat after assembly in the embodiment;

[0038] Figure 18 This is a schematic diagram of the fourth ring buckle and the sliding component assembled in the embodiment. Detailed Implementation

[0039] To better understand the technical content of this utility model, the following will further introduce and explain this utility model in conjunction with the accompanying drawings and specific embodiments. It should be noted that if there are descriptions such as "first" and "second" in the text, they are used to distinguish different components, etc., and do not represent the order of priority, nor do they limit "first" and "second" to be different types.

[0040] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0041] Example

[0042] like Figures 1 to 18 As shown in the figure, the curtain track in this embodiment includes a curtain frame 1 and a first end cap 2 and a second end cap 3 respectively disposed at both ends of the curtain frame 1. A track 10 extending along the length of the curtain frame 1 is provided at its bottom. The track 10 has openings on both sides to facilitate the insertion of internal components from the openings at both ends. A first trolley 4 and a second trolley 5 are slidably disposed within the track 10. A drive device 6 is provided at the bottom of the curtain frame 1 near the first end cap 2, which is connected to and drives the first trolley 4 and the second trolley 5 to move in opposite directions or towards each other. That is, after one end of each of the two curtain pieces is hung on the first trolley 4 and the second trolley 5 respectively, the drive device 6 drives the curtain track to move in opposite directions. When the first pulley 4 and the second pulley 5 move towards each other, they drive both curtain panels to move towards the middle of the curtain frame, thus closing the curtains. When the first pulley 4 and the second pulley 5 move away from each other, they drive the two curtain panels to move towards the two ends of the curtain frame, thus opening the curtains. Furthermore, an auxiliary fixing rail 20 is provided between the drive device 6 and the first end cover 2. That is, the track 10 and the auxiliary fixing rail 20 are respectively located on both sides of the drive device 6. Thus, after hanging a curtain that spans both the track 10 and the auxiliary fixing rail 20, the drive device located between the two can be covered by the curtain. Under normal use, the drive device covered by the curtain is not visible to the naked eye, thereby improving the aesthetics during use.

[0043] In one embodiment, such as Figures 1 to 11As shown, the driving device 6 is in transmission connection with the first pulley 4 and the second pulley 5 through a transmission assembly, which comprises a first gear 61 and a second gear 62 and a synchronous belt 63 engaged with the first gear 61 and the second gear 62, i.e. the synchronous belt 63 is arranged outside the first gear 61 and the second gear 62, the first gear 61 is rotatably arranged in the curtain frame 1 away from the second end cover 3 through a bearing 64 and coaxially arranged with the driving device 6, the first gear 61 is in transmission connection with the driving device 6, the second gear 62 is rotatably arranged in the second end cover 3 through a bearing 64, and the first pulley 4 and the second pulley 5 are respectively fixed to the two sides of the synchronous belt 63, so as to drive the first pulley 4 and the second pulley 5 to move towards each other or away from each other by the synchronous belt.

[0044] As preferred, as shown in the drawings, Figures 9 to 11 As shown, the bottom of the curtain frame 1 near the first end cover 2 is provided with an installation groove 11 for installing the first gear 61, and the first gear 61 is rotatably arranged in the installation groove 11 through a bearing 64; the inner side of the first end cover 2 is provided with a connecting part 21 inserted into the installation groove 11 and fixed to the curtain frame 1 through screws, and the bottom of the connecting part 21 is provided with an auxiliary fixing rail 20.

[0045] As preferred, as shown in the drawings, Figures 1 to 11 As shown, the bottom of the curtain frame 1 is further provided with a motor mounting seat 12 fixed through screws, and the bottom of the first gear 61 is coaxially provided with a toothed sleeve part 65 protruding into the motor mounting seat 12, i.e. the first gear 61 and the toothed sleeve part 65 are integrated, and the first gear 61 is limited in the installation groove 11 through the motor mounting seat 12, and the driving device 6 is a motor fixed on the motor mounting seat 12, and the rotating shaft of the motor is sleeved or engaged with the toothed sleeve part.

[0046] In an embodiment, as shown in the drawings, Figures 12 to 16 As shown, the outer side of the first pulley 4 and the second pulley 5 is respectively provided with a clamping part 41 clamped on the synchronous belt 63, and a plurality of toothed parts 42 engaged with the tooth grooves on the synchronous belt 63 are protrudingly arranged on the inner wall of the clamping part 41, a plurality of pressing strips 43 for pressing the synchronous belt 63 are protrudingly arranged on the inner wall of the side of the clamping part 41 away from the toothed parts 42, so as to improve the binding force after clamping and fixing of the two parts, and the upper end of the clamping part 41 is an opening for inserting the synchronous belt 63 into the clamping part 41 from top to bottom, so as to facilitate assembly and disassembly between the clamping part 41 and the synchronous belt 63.

[0047] As preferred, as shown in the drawings, Figures 12 to 16As shown, the top of the clamping piece 41 is also detachably provided with a limiting piece 44 at the upper end of the synchronous belt 63; the upper end of the clamping piece 41 is provided with a notch 45 for accommodating the limiting piece 44, and the three tooth-shaped parts 42 corresponding to the notch 45 are provided with insertion holes 46, and the lower end of the limiting piece 44 is provided with three insertion columns 47 which are inserted into the insertion holes 46 one by one, and the middle of the inner wall of the clamping piece 41 away from the tooth-shaped parts 42 is provided with a clamping groove 48, and the lower end of the limiting piece 44 is provided with a buckle 49 which is clamped with the clamping groove 45, so that after the synchronous belt 63 is clamped into the clamping piece 41, the limiting piece 44 is clamped and fixed, the structural reliability and stability of the assembled synchronous belt 63 and clamping piece 41 are improved, and the problem of loosening between the synchronous belt 63 and the clamping piece 41 is avoided.

[0048] In an embodiment, as shown in Figures 1 to 18 In order to realize the hanging and fixing of the curtain, at least one first ring buckle 51 is detachably arranged on the first pulley 4 and the second pulley 5 below the curtain frame 1, one second ring buckle 52 is detachably arranged on the auxiliary fixed rail 20 below the curtain frame 1, and one third ring buckle 53 is detachably arranged on one end of the track 10 close to the second end cover 3 below the curtain frame 1. A plurality of fourth ring buckles 54 are arranged between the first pulley 4 and the driving device 6 and slide on the track 10 below the curtain frame 1. When in use, the two ends of one piece of curtain can be hung on the second ring buckle 52 and the first ring buckle 51 of the first pulley 4 respectively. The end of the curtain hung on the second ring buckle 52 is not movable, and the end hung on the first ring buckle 51 is movable. The middle part of the curtain is hung on the plurality of fourth ring buckles 54, and the plurality of fourth ring buckles 54 are connected by a first traction rope 55. One end of the first traction rope 55 is detachably fixed to the first pulley 4 by a fixed cover 56. Therefore, the first traction rope 55 can increase the stress points when the curtain moves, avoiding the problem of unsmooth sliding and loud noise caused by the downward eccentric force when the first pulley 4 and the fourth ring buckle 54 slide under the influence of the weight of the curtain. A plurality of fifth ring buckles 57 are arranged between the second pulley 5 and the second end cover 3 and slide on the track 10 below the curtain frame 1. When in use, the two ends of another piece of curtain can be hung on the third ring buckle 53 and the first ring buckle 51 of the second pulley 5 respectively. The end of the curtain hung on the third ring buckle 53 is not movable, and the end hung on the first ring buckle 51 is movable. The middle part of the curtain is hung on the plurality of fifth ring buckles 57, and the plurality of fifth ring buckles 57 are connected by a second traction rope 58. One end of the second traction rope 58 is detachably fixed to the second pulley 5 by a fixed cover 56. Therefore, the second traction rope 58 can increase the stress points when the curtain moves, avoiding the problem of unsmooth sliding and loud noise caused by the downward eccentric force when the second pulley 5 and the fifth ring buckle 57 slide under the influence of the weight of the curtain.

[0049] As preferred, asFigures 6 to 17 As shown, both the track 10 and the auxiliary fixing track 20 are equipped with a detachable fixing seat 30. The second ring buckle 52 and the third ring buckle 53 are fixed to the two fixing seats 30 by screws respectively. The fixing seats and ring buckles are clamped and fixed to the curtain frame by the screws. After locking, the position cannot be moved, serving as a fixing point at one end of the curtain. When the position needs to be adjusted, simply loosen the screws.

[0050] As a preferred option, such as Figures 3 to 18 As shown, the fourth ring 54 and the fifth ring 57 are both slidably mounted on the track 10 via an I-shaped slider 40. Two silent strips 50 are embedded on the inner bottom surface of the track 10, located on both sides of the slider 40 and providing upward support for the slider 40, the first trolley 4, and the second trolley 5. These silent strips are circular, with their upper ends slightly protruding from the inner bottom surface of the track 10, allowing them to suspend and support the slider 40, the first trolley 4, and the second trolley 5. A circular contact strip 60 is provided on the side of the slider 40 that contacts the silent strip 50. An arc-shaped protrusion 70 is also provided on the side of the first trolley 4 and the second trolley 5 that contacts the silent strip 40. This ensures that the slider 40, the first trolley 4, the second trolley 5, and the silent strip 50 are all in line contact, reducing the friction between the slider, the first trolley, and the second trolley during sliding. This results in smooth sliding and reduces noise generated by friction during sliding, thus achieving noise reduction and improving the user experience.

[0051] In another implementation case, such as Figures 1 to 11 As shown, a light strip groove 13 is provided along the length of the bottom of the curtain rod 1, located on one side of the track 10. A downward-facing light strip 7 is provided in the light strip groove 13. A lampshade 71 is detachably provided at the lower opening of the light strip groove 13. The light strip provides the curtain track with a downward-facing lighting effect on the curtain, further improving its aesthetics and visual appeal.

[0052] In other embodiments, the noise reduction strip is preferably a nano noise reduction strip.

[0053] In other embodiments, the sound-dampening strip is preferably made of rubber.

[0054] The technical solutions provided by the embodiments of this utility model have been described in detail above. Specific examples have been used to illustrate the principles and implementation methods of the embodiments of this utility model. The description of the above embodiments is only for helping to understand the principles of the embodiments of this utility model. At the same time, for those skilled in the art, there will be changes in the specific implementation methods and application scope based on the embodiments of this utility model. Therefore, the content of this specification should not be construed as a limitation of this utility model.

Claims

1. A curtain track comprising a curtain rail and first and second end caps located at opposite ends of the curtain rail, characterised in that, The bottom of the curtain frame is provided with a track extending along the length of the curtain frame, the first pulley and the second pulley are slidably arranged in the track, the bottom of one end of the curtain frame close to the first end cover is provided with a driving device in transmission connection with the first pulley and the second pulley and driving the first pulley and the second pulley to move towards each other or move away from each other, and an auxiliary fixing rail is arranged between the driving device and the first end cover, and the track and the auxiliary fixing rail are arranged on the two sides of the driving device.

2. The window treatment track of claim 1, wherein, The driving device is in transmission connection with the first pulley and the second pulley through a transmission assembly, the transmission assembly comprises a first gear, a second gear and a synchronous belt in meshing connection with the first gear and the second gear, the first gear is rotatably arranged at one end of the curtain frame away from the second end cover and coaxially arranged with the driving device, the first gear is in transmission connection with the driving device, and the second gear is rotatably arranged in the second end cover, and the first pulley and the second pulley are respectively fixed on the two sides of the synchronous belt.

3. The window treatment track of claim 2, wherein, The outer side of the first pulley and the second pulley is provided with a clamping piece clamped on the synchronous belt, a plurality of tooth-shaped parts in meshing connection with the tooth grooves on the synchronous belt are protrusively arranged on the inner wall of the clamping piece away from the tooth-shaped parts, and a plurality of tightening strips for tightly pressing the synchronous belt are protrusively arranged on the inner wall of the clamping piece away from the tooth-shaped parts, and the upper end of the clamping piece is an opening for the synchronous belt to be inserted into the clamping piece from top to bottom.

4. The window treatment track of claim 3, wherein, A limiting piece is detachably arranged on the upper end of the clamping piece, a notch is arranged in the middle of the upper end of the clamping piece for accommodating the limiting piece, an insertion hole is arranged on the tooth-shaped part corresponding to the notch, at least one insertion column corresponding to the insertion hole is arranged on the lower end of the limiting piece, a clamping groove is arranged on the inner wall of the clamping piece away from the tooth-shaped part, and a buckle is arranged on the lower end of the limiting piece in clamping connection with the clamping groove.

5. The window treatment track of claim 4, wherein, A mounting groove is arranged in the bottom of one end of the curtain frame close to the first end cover for mounting the first gear, and the first gear is rotatably arranged in the mounting groove through a bearing; a connecting part is protrusively arranged on the inner side end of the first end cover and inserted into the mounting groove and fixed with the curtain frame through screws, and the bottom of the connecting part is provided with the auxiliary fixing rail.

6. The window treatment track of claim 4, wherein, A motor mounting seat is fixedly arranged on the bottom of the curtain frame through screws, a tooth-shaped sleeve part protruding into the motor mounting seat is coaxially arranged on the bottom of the first gear, and the driving device is a motor fixed on the motor mounting seat, and the rotating shaft of the motor is in sleeve connection or meshing connection with the tooth-shaped sleeve part.

7. A curtain track according to any one of claims 1-6, characterized in that The first and second trolleys are detachably provided with at least one first ring buckle below the curtain frame, the auxiliary fixed rail is detachably provided with a second ring buckle below the curtain frame, and the track is detachably provided with a third ring buckle below the curtain frame at one end close to the second end cover; the first trolley and the driving device are provided with a plurality of fourth ring buckles sliding on the track and below the curtain frame, the plurality of fourth ring buckles are connected by a first traction rope, and one end of the first traction rope is detachably fixed to the first trolley through a fixed cover; the second trolley and the second end cover are provided with a plurality of fifth ring buckles sliding on the track and below the curtain frame, the plurality of fifth ring buckles are connected by a second traction rope, and one end of the second traction rope is detachably fixed to the second trolley through a fixed cover.

8. The window treatment track of claim 7, wherein, The track and the auxiliary fixed rail are detachably provided with a fixed seat, and the two ring buckles and the third ring buckle are fixed to the two fixed seats by screws.

9. The window treatment track of claim 7, wherein, The fourth and fifth ring buckles are slidingly arranged in the track by sliding members in the shape of an I-beam, the inner bottom surface of the track is embedded with two silent strips on both sides of the sliding member and supporting the sliding member, the first trolley and the second trolley; one side of the sliding member in contact with the silent strip is provided with a circular contact strip, and one side of the first trolley and the second trolley in contact with the silent strip is protrusively provided with an arc-shaped protruding strip, so that the sliding member, the first trolley and the second trolley and the silent strip are in linear contact structure.

10. The window treatment track of claim 9, wherein, The bottom of the curtain frame is further provided with a lamp strip groove on one side of the track along its length, the lamp strip groove is provided with a downward illuminating lamp strip, and the lower end opening of the lamp strip groove is detachably provided with a lamp shade.

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