Day and night curtain fabric of Roman curtain with up-down structure

Abstract

The invention relates to the field of curtains, in particular to day and night curtain cloth of a Roman curtain with an up-down structure, which comprises a curtain bracket, a rope winder and curtain cloth connected by a reel pipe arranged below the curtain bracket, a driving component arranged at one end of the reel pipe, the rope winder comprises a rope winder bracket and a reel, a reel rope is arranged on the reel, and the curtain cloth comprises day curtain cloth and night curtain cloth. The upper end of the sun curtain cloth is connected to the lower portion of the curtain support, the night curtain cloth is connected to the lower portion of the sun curtain cloth, transverse rods are arranged on the sun curtain cloth and the night curtain cloth at equal intervals, each transverse rod is provided with a rope penetrating hole, the winding rope penetrates through each rope penetrating hole and returns to the winding drum, and in the using process, one of the sun curtain cloth or the night curtain cloth is in an unfolded state. And the other block is in a folded state. During use, the driving assembly drives the reel pipe 8 to rotate, the reel pipe 8 drives the reel to rotate reversely, one end of the reel winds the rope, the sun curtain cloth is pulled up and folded, the other end of the reel unwinds the rope, the night curtain cloth is unfolded, and otherwise, the night curtain cloth is folded, and the sun curtain cloth is unfolded.

Description

Technical Field

[0001] The invention relates to curtains, in particular to a Roman curtain day and night curtain fabric with an upper and lower structure, belonging to the field of curtains. Background Art

[0002] There are many types of curtains, one of which is Roman blinds, which mainly include curtain brackets (tracks), rope winders, curtains, and lifting mechanisms. The curtains of traditional Roman blinds are folded and can only be made into one layer, and it is impossible to distinguish between day curtains and night curtains, and the use effect is not ideal. Therefore, the applicant has designed a day and night curtain for Roman blinds. In actual tests, when the curtain encounters an obstacle, the two ends of the curtain become uneven, that is, one end of the curtain is pulled down, while the other end is not pulled down. At this time, the winding rope at the end of the curtain that is not pulled down will retract, causing the winding rope to skip, overlap, and even cause tangled ropes and knots on the rope drum. In order to meet the requirements of the winding rope of the day and night curtains, it is necessary to set a winding rope guide structure on the rope winder of the Roman blind. Summary of the invention

[0003] The purpose of the present invention is to overcome the shortcomings described in the background technology and to provide a Roman blind day and night curtain with an upper and lower structure, which only needs one set of hose reels to drive and the rope reels have a guide structure to guide the rope arrangement.

[0004] To achieve the above object, the present invention adopts the following technical solutions: A Roman blind day and night curtain with an upper and lower structure, comprising a curtain bracket, a rope winder and curtain connected by a winding tube arranged under the curtain bracket, a driving assembly arranged at one end of the winding tube, the rope winder comprising a rope winder bracket and a drum, a winding rope arranged on the drum, the curtain comprising day curtain cloth and night curtain cloth, the upper end of the day curtain cloth is connected under the curtain bracket, the night curtain cloth is connected under the day curtain cloth, equidistantly arranged cross bars are arranged on the day curtain cloth and the night curtain cloth, each cross bar is provided with a rope threading hole, the winding rope passes through each rope threading hole and returns to the drum, and when in use, one of the day curtain cloth or the night curtain cloth is in an unfolded state, and the other is in a folded state.

[0005] Furthermore, a rope threading sleeve is arranged on the cross bar, and a rope threading hole is arranged in the rope threading sleeve.

[0006] Furthermore, the horizontal rod at the bottom end of the day curtain or the night curtain is a hanging rod.

[0007] Furthermore, the day curtain fabric is a light-transmitting curtain fabric, and the night curtain fabric is a light-blocking curtain fabric.

[0008] Furthermore, the rope reels have one group, two groups, three groups or four groups.

[0009] Furthermore, the rope reel bracket includes a connecting frame and a connecting ring, and a rope reel guide structure is arranged on the connecting ring. The rope reel guide structure includes a rope reel hole arranged on the connecting ring, extending to both sides with the rope reel hole as the center, and an eight-shaped guide slope is arranged on the inner wall of the connecting ring.

[0010] Furthermore, embedding grooves are respectively arranged on the two side walls of the connection frame, and corresponding ribs are arranged on the curtain bracket, and the embedding grooves match the ribs.

[0011] Furthermore, a rope protection sleeve is arranged on the outer surface of the reel, and one end of the rope protection sleeve is fixedly connected to the connecting ring.

[0012] Furthermore, a plurality of buckles are arranged on the connecting ring, and a corresponding slot is arranged at one end of the protective rope sleeve, and the buckle cooperates with the slot.

[0013] Furthermore, a booster is provided in the coiled tube.

[0014] The Roman blind day and night curtain fabric with an upper and lower structure of the present invention has the following advantages: 1. Set up day curtains and night curtains on the Roman blinds. Day curtains are light-transmitting and suitable for daytime, allowing sunlight to shine into the room while also blocking out light. Night curtains can block moonlight or street light, etc., and are suitable for night. After turning off the lights, the room is in a quieter environment, which is conducive to falling asleep. Second, with the figure eight guide slope, the rope can be effectively arranged in circles when rotating in the forward and reverse directions, effectively solving the drawbacks of rope skipping and overlapping; 3. Under the action of the rope protection sleeve, the rope can be further prevented from skipping, overlapping and disorderly on the drum. During the operation, the rope can be kept in an orderly arrangement, and the curtain can be raised and lowered smoothly. In the case of obstacles, the rope reel can automatically adjust the balance. Fourth, the rope reel and the curtain bracket are connected through the grooves and ribs on the connecting frame, which is easy to assemble and labor-saving to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a Roman blind day and night curtain fabric with an upper and lower structure of the present invention; Figure 2 It is a schematic diagram of the day curtain fabric of the present invention being unfolded and the night curtain fabric being folded; Figure 3 It is a schematic diagram of the night curtain fabric of the present invention being unfolded and the day curtain fabric being folded; Figure 4 It is a schematic diagram of a screenshot of the assembly of the cord reel and the curtain bracket of the present invention; Figure 5 It is a schematic diagram of the split state of the rope reel of the present invention; Figure 6 It is a schematic diagram of the winding ropes of the present invention being arranged (wound) in an orderly manner on the winding drum. DETAILED DESCRIPTION

[0016] The present invention is described in detail below in conjunction with specific implementation cases. The following implementation cases will help those skilled in the art to further understand the present invention, but will not limit the present invention in any form.

[0017] like Figure 1 — Figure 6 As shown, the present invention relates to a Roman blind day and night curtain fabric with an upper and lower structure, comprising a curtain bracket 1, a rope reel 2 and a curtain fabric connected by a reel 8 are arranged under the curtain bracket, a driving assembly is arranged at one end of the reel 8, the rope reel 2 comprises a rope reel bracket 5 and a reel 6, a reel 7 is arranged on the reel, the curtain fabric comprises a day curtain fabric 31 and a night curtain fabric 32, the upper end of the day curtain fabric 31 is connected under the curtain bracket 1, the night curtain fabric 32 is connected under the day curtain fabric 31, and equidistantly arranged cross bars 9 are arranged on the day curtain fabric 31 and the night curtain fabric 32, each cross bar 9 is provided with a rope threading hole 33, the reel 7 passes through each rope threading hole 33 and returns to the reel 6, and when in use, one of the day curtain fabric 31 or the night curtain fabric 32 is in an unfolded state and the other is in a folded state. The driving assembly of this scheme is an existing technology, which can be manually driven or electrically driven. The structure of the manual drive mainly includes a pull rope, a gear, a bearing, a rotating shaft, etc., and the electric drive mainly installs a motor at one end of the curtain bracket. When used during the day, the day curtain fabric 31 is unfolded and the night curtain fabric 32 is folded. When used at night, the driving assembly drives the reel 8 to rotate, and the reel 8 drives the reel to rotate in the opposite direction. At this time, one end of the reel reels in the rope to pull up and fold the day curtain fabric, and the other end of the reel releases the rope to unfold the night curtain fabric. Conversely, the night curtain fabric is folded and the day curtain fabric is unfolded. The structure is simple and the operation is convenient.

[0018] Furthermore, a rope-threading sleeve 35 is provided on the crossbar 9, and a rope-threading hole 33 is provided in the rope-threading sleeve 35, so that it is convenient to thread the rope.

[0019] Furthermore, the crossbar 9 at the bottom of the day curtain 31 or the night curtain 32 is a hanging rod 36, which is heavy and can keep the curtain vertical.

[0020] Further, the day curtain fabric 31 is a light-transmitting curtain fabric, such as gauze, etc., with good light transmittance. The night curtain fabric is a light-blocking curtain fabric, such as cotton and linen, etc., with good light-blocking property.

[0021] Furthermore, the rope reels 2 are provided in one group, two groups, three groups or four groups. In actual products, the number of rope reels is determined according to the width of the curtain.

[0022] Furthermore, the rope reel bracket 5 includes a connecting frame 11 and a connecting ring 12, and a rope reel guide structure is arranged on the connecting ring 12. There are many specific technical schemes for the rope reel guide structure. The preferred one includes a rope reel hole 13 arranged on the connecting ring 12, which expands to both sides with the rope reel hole 13 as the center, and an eight-shaped guide slope 15 is arranged on the inner wall of the connecting ring 12. The eight-shaped guide slope has a good guiding effect on the rope reel.

[0023] Furthermore, an embedding groove 16 is provided on each side wall of the connecting frame 11, and a corresponding rib 17 is provided on the curtain bracket 1. The embedding groove 16 cooperates with the rib 17. During assembly, the rope reel and the rope reel are installed first, and then the rope reel is directly embedded in the curtain bracket 1 through the cooperation of the embedding groove 16 and the rib 17, which is convenient for installation.

[0024] Furthermore, a rope protection sleeve 10 is arranged outside the reel 6, and one end of the rope protection sleeve 10 is fixedly connected to the connecting ring 12. The rope protection sleeve can further prevent the rope from skipping, overlapping and tangling on the reel. During operation, the ropes are kept in an orderly arrangement, and the curtain is lifted and lowered smoothly. In the event of an obstacle, the rope reel automatically adjusts the balance.

[0025] Furthermore, a plurality of buckles 18 are provided on the connecting ring 12, and a corresponding slot 19 is provided at one end of the rope protection sleeve 10. The buckles 18 cooperate with the slot 19, and the assembly is simple and reliable.

[0026] Furthermore, a booster 20 is provided in the roller tube 8, and with the booster, the curtain can be easily pulled up.

[0027] The above specific implementation modes are used to explain the present invention rather than to limit the present invention. Any modification and change made to the present invention within the spirit of the present invention and the protection scope of the claims shall fall within the protection scope of the present invention.

Claims

1. A Roman blind day and night curtain with an upper and lower structure, comprising a curtain bracket (1), a rope reel (2) and a curtain connected by a reel tube (8) arranged under the curtain bracket, a driving assembly arranged at one end of the reel tube (8), the rope reel (2) comprising a rope reel bracket (5) and a reel (6), a reel (7) arranged on the reel, characterized in that: The curtain fabric comprises a day curtain fabric (31) and a night curtain fabric (32). The upper end of the day curtain fabric (31) is connected to the bottom of the curtain bracket (1), and the night curtain fabric (32) is connected to the bottom of the day curtain fabric (31). Equidistantly arranged cross bars (9) are provided on the day curtain fabric (31) and the night curtain fabric (32). Each cross bar (9) is provided with a rope threading hole (33). The winding rope (7) passes through each rope threading hole (33) and returns to the winding drum (6). When in use, one of the day curtain fabric (31) or the night curtain fabric (32) is in an unfolded state, and the other is in a folded state.

2. A Roman blind fabric with an upper and lower structure for day and night use as claimed in claim 1, characterized in that A rope threading sleeve (35) is provided on the cross bar (9), and a rope threading hole (33) is provided in the rope threading sleeve (35).

3. The Roman blind fabric with upper and lower structures for day and night as claimed in claim 1, characterized in that The crossbar (9) at the bottom end of the day curtain fabric (31) or the night curtain fabric (32) is a hanging rod (36).

4. The Roman blind day and night curtain fabric with an upper and lower structure as claimed in claim 1, characterized in that The day curtain fabric (31) is a light-transmitting curtain fabric, and the night curtain fabric is a light-blocking curtain fabric.

5. The Roman blind day and night curtain fabric with an upper and lower structure as claimed in claim 1, characterized in that The rope reels (2) have one group, two groups, three groups or four groups.

6. The Roman blind fabric with upper and lower structures for day and night as claimed in claim 1, characterized in that The rope reel support (5) comprises a connecting frame (11) and a connecting ring (12), wherein a rope reel guide structure is arranged on the connecting ring (12), wherein the rope reel guide structure comprises a rope reel hole (13) arranged on the connecting ring (12), extending to both sides with the rope reel hole (13) as the center, and an eight-shaped guide slope (15) is arranged on the inner wall of the connecting ring (12).

7. The Roman blind fabric with upper and lower structures for day and night according to claim 6, characterized in that The two side walls of the connection frame (11) are each provided with an embedding groove (16), and a corresponding rib (17) is provided on the curtain bracket (1), and the embedding groove (16) matches the rib (17).

8. The Roman blind fabric with upper and lower structures for day and night as claimed in claim 1, characterized in that The reel (6) is provided with a rope protection sleeve (10) on its outer surface, and one end of the rope protection sleeve (10) is fixedly connected to the connecting ring (12).

9. The Roman blind fabric with upper and lower structures for day and night according to claim 8, characterized in that A plurality of buckles (18) are provided on the connecting ring (12), and a corresponding slot (19) is provided at one end of the rope protection sleeve (10), and the buckle (18) matches the slot (19).

10. The Roman blind fabric with upper and lower structures for day and night according to claim 1, characterized in that A booster (20) is provided in the coiled tube (8).

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