WO2012083822A1

WO2012083822A1 - Cordless roman shade

Info

Publication number: WO2012083822A1
Application number: PCT/CN2011/084114
Authority: WO
Inventors: 宋州和; 刘本生; 朱本武
Original assignee: 广州嘉伦橡塑有限公司
Priority date: 2010-12-23
Filing date: 2011-12-16
Publication date: 2012-06-28
Also published as: CN201977512U

Abstract

A cordless Roman shade comprises a Roman shade main cloth (3), a roller tube (6) and a pulling cloth (4). An upper end of the Roman shade main cloth (3) is fixed on a rail (1); the roller tube (6) is mounted on the rail (1) and is capable of forward and reverse rotation; an upper end of the pulling cloth (4) is rolled on the roller tube (6), and a lower end of the pulling cloth (4) is connected to a lower end of the Roman shade main cloth (3). The Roman shade main cloth can be unfolded and folded by operating the pulling cloth, which eliminates potential safety hazard of lines/ropes, thereby improving safety performance of the product.

Description

The present invention claims priority to Chinese Patent Application No. 201020677474.7, the entire disclosure of which is incorporated herein by reference. in. Technical field

The utility model relates to the technical field of doors and curtains, in particular to a cordless roman blind which can be retracted and unfolded up and down.

Background technique

Roman blinds are a common type of door and curtain structure. The shades are stepped waterfalls or soft wrinkle-like appearances that can be folded up and down. Most of the existing roman shade products are equipped with a rope/cable device, and the roman shade is controlled to retract and expand downward by operating the rope/cable. When a person or animal comes into contact with a rope/rope, it may be entangled by the rope/rope to cause a suspension. In extreme cases, it may even cause a person or animal to escape and be life-threatening. In view of the large security risks of the existing rope-type roman shades, it is necessary to improve them. Summary of the invention

The object of the present invention is to provide a cordless Roman blind which can effectively improve the safety of curtain products.

In order to solve the above technical problem, the technical solution of the present invention is: a cordless roman shade, comprising a roman shade main cloth (3), a coiled tube (6) and a traction cloth (4), wherein: the main curtain of the horse curtain (3) the upper end is fixed on the rail (1); the coiled tube (6) is mounted on the rail (1) and can be rotated in the forward and reverse directions; the upper end of the traction cloth (4) is wound on the coiled tube (6) The lower end of the traction cloth (4) is connected to the lower end of the Roman curtain main cloth (3).

Preferably, the coiled tubing (6) is mounted to the track (1) via a coiled tubing holder (2). Preferably, the cloth strip (7) is included, and the Roman curtain main cloth (3) is assembled on the rail (1) through the cloth strip (7).

Preferably, the traction cloth clip (5) is sandwiched between the Roman curtain main cloth (3) and the traction Middle and/or lower part of cloth (4).

Preferably, the fabric strip (11) and the pressing rod (12) are sandwiched from the top to the back of the main fabric (3) of the roman shade.

Preferably, the inside of the coiled tubing (6) is provided with a positioning labor saving device (9) for connecting one end of the winding core of the coiled tubing (6).

Preferably, the inside of the coiled tubing (6) is provided with a limited position brake device (8) disposed at the other end of the winding core of the coiled tubing (6).

Preferably, the operating handle (10) is disposed at a lower end of the traction cloth (4). Preferably, the inside of the coiled tubing (6) is provided with a motor (13), and an output shaft of the motor (13) is connected to one end of the coil core of the coiled tubing (6).

Preferably, a remote control (14) is provided for controlling the rotation of the motor (13).

Compared with the prior art, the cordless Roman blind of the utility model is provided with a coiled tube and a traction cloth, and the lower end of the main fabric of the Roman blind is connected with the traction cloth, and the main fabric of the Roman blind can be conveniently deployed and retracted by operating the traction cloth. . Since the wire/rope is eliminated, the hidden danger caused by the wire/cord of the human or animal can be effectively eliminated, and the safety performance of the product is greatly improved.

DRAWINGS

Figure la is a rear schematic view of the first embodiment of the cordless roman blind of the present invention;

Figure lb is a front elevational view of the first embodiment of the cordless roman shade of the present invention;

Figure lc is a rear schematic view of the first embodiment of the utility model of the cordless roman shade;

Figure Id is a front view of the first embodiment of the cordless roman blind of the present invention;

Figure le is a rear schematic view of the first embodiment of the cordless roman shade of the present invention;

Figure If a front view of the embodiment of the cordless roman blind of the present invention is fully retracted; Figure lg is a schematic view showing the internal structure of the coiled tube in the first embodiment of the cordless roman shade of the present invention;

Figure lh is a schematic view showing the assembly of the cloth strip in the first embodiment of the cordless roman blind of the present invention; Fig. 2a is a rear schematic view of the second embodiment of the cordless roman blind according to the present invention;

Figure 2b is a front elevational view of the second embodiment of the cordless roman blind of the present invention when fully deployed;

Figure 2c is a rear schematic view of the second embodiment of the cordless roman blind according to the present invention;

Figure 2d is a front elevational view of the second embodiment of the cordless roman blind of the present invention;

Figure 2e is a rear schematic view of the second embodiment of the cordless roman blind of the present invention when fully retracted;

Figure 2f is a front elevational view of the second embodiment of the cordless roman blind of the present invention when fully retracted;

Figure 2g is a schematic view showing the cloth strip and the pressure stick in the second embodiment of the cordless roman shade of the present invention;

2h is a schematic view of the traction cloth clip of the second embodiment of the cordless roman shade according to the present invention; FIG. 2 is a schematic view showing the internal structure of the coiled tube of the second embodiment of the cordless roman shade according to the present invention;

2j is a schematic view showing the assembly of the cloth strip in the second embodiment of the cordless roman blind according to the present invention; FIG. 3a is a rear schematic view of the third embodiment of the cordless roman blind according to the present invention;

Figure 3b is a front elevational view showing the third embodiment of the cordless roman blind according to the present invention;

Figure 3c is a rear schematic view of the third embodiment of the cordless roman shade according to the present invention;

Figure 3d is a front elevational view of the third embodiment of the cordless roman blind of the present invention; Figure 3e is a schematic rear view of the third embodiment of the cordless roman blind according to the present invention;

Figure 3f is a front elevational view of the third embodiment of the cordless roman blind of the present invention when fully retracted;

Figure 3g is a schematic view showing the internal structure of the coiled tube of the third embodiment of the cordless roman shade of the present invention;

Figure 3h is a schematic view showing the assembly of the cloth strip in the third embodiment of the cordless roman shade of the present invention; Figure 4a is a rear schematic view of the fourth embodiment of the cordless roman blind according to the present invention;

Figure 4b is a front elevational view of the fourth embodiment of the cordless roman shade of the present invention when fully deployed;

Figure 4c is a rear schematic view of the fourth embodiment of the cordless roman shade according to the present invention;

Figure 4d is a front elevational view showing the retraction process of the fourth embodiment of the cordless roman shade of the present invention;

Figure 4e is a rear schematic view of the fourth embodiment of the cordless roman shade of the present invention when fully retracted;

Figure 4f is a front elevational view of the fourth embodiment of the cordless roman shade of the present invention when fully retracted;

Figure 4g is a schematic view showing the cloth strip and the pressure stick in the fourth embodiment of the cordless roman shade of the present invention;

Figure 4h is a schematic view of the traction cloth clip of the fourth embodiment of the cordless roman shade of the present invention; Figure 4i is a schematic view showing the internal structure of the coiled tube of the fourth embodiment of the cordless roman shade of the present invention;

Fig. 4j is a schematic view showing the assembly of the cloth strip in the fourth embodiment of the cordless roman shade of the present invention. In the figure, the relevant reference numerals are:

1. Track; 2. Rolling tube fixing frame; 3. Roman curtain main cloth; 4. Traction cloth; 5. Traction cloth clip; 6. Rolling tube; 7. Bucun village; 8. Brake limit device; 9. Positioning and labor saving 10; operating handle; 11, cloth village; 12, pressure bar; 13, motor; 14, remote control; 15, socket. detailed description

The core of the cordless roman shade of the utility model is a coiled tube and a traction cloth, wherein the upper end of the traction cloth is wound on the coiled tube, and the lower end is connected with the lower end of the main fabric of the roman shade. Thus, by operating the traction cloth, the main fabric of the roman shade can be conveniently unfolded and retracted, thereby improving product safety performance.

In order to make those skilled in the art better understand the technical solutions of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

Embodiment 1

Referring also to Figure la Figure lh, a first embodiment of the cordless roman shade of the present invention is shown. The cordless roman shade comprises a roman shade main cloth 3, a traction cloth 4 and a spring type reel 6, wherein: the upper end of the roman shade main cloth 3 is fixed on the rail 1; the spring type reel 6 is mounted on the reel fixing bracket 2 The track 1 is rotatable in the forward and reverse directions; the upper end of the traction cloth 4 is wound on the spring type reel 6, and the lower end is connected to the lower end of the roman main cloth 3 through the traction cloth clip 5. Thus, the roman cloth main cloth 3 can be easily unfolded and retracted by operating the traction cloth 4.

The spring type coiled tube 6 is an existing component, and is internally provided with a torsion spring type positioning labor saving device 9 and a limit brake device, wherein: the torsion spring type positioning labor saving device 9 connects the core of the coil tube 6 At one end, the controllable spring-type coiled tube 6 is automatically rolled up; the limit brake device 8 is disposed at the other end of the winding core of the coiled tube 6, and can restrict the movement of the positioning labor-saving device 9.

When the spring-type coiled tube 6 is subjected to an external force, the traction cloth 4 is driven to retract accordingly, and finally the Roman curtain main cloth 3 is unfolded or retracted; when the spring-type coiled tube 6 is removed by the external force, the limit brake device 8 acts. The positioning labor-saving device 9 is positioned and braked, and finally the traction cloth 4 and the Roman curtain main cloth 3 are stopped and fixed in the corresponding positions.

The cordless roman shade of this embodiment can be further optimized, and a few examples are given.

For example, an operation handle 10 is attached to the lower side of the traction cloth 4 to control the retracting action of the traction cloth 4. The specific operation process is as follows: pushing the operating handle 10 upwards to retract the Roman curtain main cloth 3 upwards, and if the middle stop is to stop, the Roman main cloth 3 only retracts a part, and the operating handle 10 is loosened to make the Roman main cloth 3 Stop the retraction; pull down the operating handle 10 to extend the roman main fabric 3 downwards. If it is necessary to stop halfway, the roman main fabric 3 is only partially unfolded. When the operation handle 10 is released, the roman main fabric 3 can be stopped. . For another example, a plurality of traction cloth clips 5 are provided in the middle (or lower) portion of the main curtain fabric 3 to sandwich the middle portion of the main fabric 3 of the roman shade with the middle portion of the traction cloth 4. In the case where the traction cloth clip 5 is assembled in the middle of the roman main fabric 3, when the traction cloth 4 is lifted up, the lower end of the traction cloth 4 will come into contact with the traction cloth clip 5 on the roman main cloth 3, and at the same time, the roman curtain main Cloth 3 rose. Specifically: the spring-type coiled tube 6 rolls up the traction cloth 4 and simultaneously retracts the lower end of the roman shade main cloth 3; when hitting the traction cloth clip 5, the middle of the roman shade main cloth 3 is retracted upward; thus, when the spring When the roller tube 6 completely retracts the traction cloth 4, the Roman curtain main cloth 3 is also fully retracted. In contrast, when the spring type reel 6 unfolds the traction cloth 4, the roman shade main cloth 3 is simultaneously unfolded.

For example, a fixed cloth village strip 7 is provided, and the upper end of the cloth strip 7 is insertably mounted on the rail 1 and the lower end is connected to the roman main fabric 3, so that the roman main fabric 3 can be conveniently fixed to the rail. 1 on.

In addition, the front side of the main curtain 3 of the Roman blind fabric is directly inserted into the main curtain main cloth 3 of the prior stitching from the top to the bottom with the cloth strip 7 . Thereby, the front surface of the main curtain 3 of the roman shade protrudes outwardly, so that the main curtain of the roman shade 3 has a three-dimensional effect and enhances the appearance.

Incidentally, in the case where the main curtain 3 of the roman shade 3 has a large curtain width, two or more pieces of the traction cloth 4 can be used to drive the roman main cloth 3; at the same time, the spring type reel 6 is composed of two or two The above-mentioned coiled tubing unit is configured, and adjacent coiled tubing units are connected by a coiled tubing connector; thus, a plurality of reeling cloths are driven by a plurality of reels to realize the unfolding and retraction of the roman shade main fabric 3.

Embodiment 2

Referring also to Figures 2a-2j, a second embodiment of the cordless roman shade of the present invention is illustrated. In this embodiment, the back side of the roman shade main cloth 3 is provided with a cloth strip village 11 and a pressing rod 12 from top to bottom, so that the roman main cloth 3 is directly segmented, so that the front surface of the roman main cloth More beautiful. The structure and working principle of other components are the same as those of the implementation, and will not be described again.

Embodiment 3

Referring also to Figures 3a-3h, a third embodiment of the cordless Roman blind of the present invention is illustrated. Different from the foregoing first and second embodiments, the present embodiment employs a conventional coiled tubing 6, which is internally provided with a motor 13 whose output end is connected to one end of the winding core. The motor 13 can be powered by a battery or by a commercial power source connected to the wall outlet 15. By operating the remote controller 14, the reel 6 can be rotated, thereby causing the robe cloth 4 to be unfolded or retracted by the traction cloth 4. The operation is referred to as: The motor 13 in the coil tube 6 is powered on, and the rotation controller 14 is used to preset the number of motor rotations to control the unfolding and retracting stroke of the roman shade main cloth 3. When operating with the remote controller 14, press the down button to expand the roman shade main fabric 3 downward to the preset position; if the roman main cloth 3 is only partially extended when the stop is stopped, press the stop button to make the roman shade The main cloth 3 stops unfolding; press the up-retract button, the Roman curtain main cloth 3 will automatically retract to the preset position; if the Roman curtain main cloth 3 stops and the part is retracted, press the stop button, the Roman curtain main Cloth 3 will stop retracting.

In the same manner as the first embodiment, in the present embodiment, the front side of the main surface of the roman shade main fabric 3 is directly inserted into the robe main fabric 3 of the prior stitching from the top to the bottom, so that the front surface of the roman main fabric 3 is oriented. The horizontal bar is protruded to highlight the three-dimensional effect and enhance the appearance.

Embodiment 4

Referring also to Figures 4 & 4j, a fourth embodiment of the cordless Roman blind of the present invention is shown. This example is close to the three phases of the embodiment, and the winding of the coil 6 is driven by the motor 13. The difference is that the back side of the main curtain fabric 3 of the Roman curtain is provided with a cloth strip village 11 and a pressing cloth rod 12 from the top to the bottom, so that the Roman curtain main cloth 3 is directly segmented, so that the surface of the main surface of the Roman curtain main cloth is more beautiful. . The structure and working principle of other components are the same as those of the third implementation, and will not be described again.

The above embodiment completely eliminates the need for the rope/wire device to control the unfolding and retraction of the roman shade, thereby avoiding the danger of life or danger caused by the human or animal being tied by the rope/rope, and greatly improving the safety performance of the product.

The cordless roman shade provided by the utility model is described in detail above. The principles and embodiments of the present invention have been described in the context of specific examples, and the description of the above embodiments is merely to assist in understanding the method of the present invention and its core idea. It should be noted that those skilled in the art can make several improvements and modifications to the present invention without departing from the principles of the present invention. These improvements and modifications also fall within the protection of the present invention. Within the scope.

Claims

Rights request

A cordless roman shade comprising a roman shade main fabric (3), the upper end of which is fixed to the rail (1), characterized in that it comprises a coiled tube (6) and a traction cloth (4), wherein: the roll a tube (6) mounted on the rail (1) and rotatable in a forward and reverse direction; an upper end of the traction cloth (4) is wound on the coiled tube (6), and a lower end of the traction cloth (4) is connected At the lower end of the Roman blind main cloth (3).

2. A cordless roman shade according to claim 1, characterized in that the coiled tubing (6) is mounted to the rail (1) by a coiled tubing reel (2).

3. A cordless roman shade according to claim 1, comprising a cloth strip (7), said roman shade main cloth (3) being assembled to said rail (1) by said cloth strip (7) on.

4. The cordless roman shade according to claim 1, comprising a traction cloth clip (5) interposed between the roman shade main cloth (3) and the traction cloth (4) and/or Or the lower part.

The cordless roman shade according to claim 1, comprising a fabric strip (11) and a pressing bar (12), which are segmentally sandwiched from the top to the bottom of the roman main fabric. The back of (3).

The cordless roman shade according to any one of claims 1 to 5, characterized in that the inside of the reel (6) is provided with a positioning and labor saving device (9), which is connected to the reel (6) One end of the core.

7. The cordless roman shade according to claim 6, wherein the inside of the coiled tubing (6) is provided with a limited position brake device (8) disposed at the other end of the winding core of the coiled tubing (6) .

8. A cordless roman shade according to claim 6, comprising an operating handle (10) disposed at a lower end of said traction cloth (4).

The cordless roman shade according to any one of claims 1 to 5, characterized in that the inside of the coiled tubing (6) is provided with a motor (13), and the output shaft of the motor (13) is connected One end of the winding core of the coiled tube (6).

10. A cordless roman shade according to claim 9, characterized in that a remote control (14) is provided for controlling the rotation of the motor (13).