Stage curtain folding and unfolding device

Abstract

The utility model relates to the technical field of curtain folding and unfolding, and discloses a stage curtain folding and unfolding device which comprises a stage and a curtain body, the stage is fixedly connected with a first installation frame and a second installation frame, the first installation frame and the second installation frame are provided with a first positioning hole and an installation hole respectively, and a winding roller is movably installed in an inner cavity of the installation hole. A second positioning hole is formed in the winding roller, a mounting frame is fixedly connected to the position, corresponding to the first positioning hole, of the side wall face of the first mounting frame, a first through hole and a second through hole are formed in the side wall face of the mounting frame, a pull rod is slidably arranged in an inner cavity of the first through hole, and a pull ring and a limiting plate are fixedly connected to the two ends of the pull rod correspondingly; the pulling rod is sleeved with a reset spring, and an inserting rod penetrates through an inner cavity of the second through hole. According to the utility model, when the pull ring is pulled, under the cooperation of the limiting plate and the reset spring, the limiting plate drives the insertion rod to release the limitation from the inner cavities of the first positioning hole and the second positioning hole, and the curtain body is quickly disassembled and assembled.

Description

Technical Field

[0001] The utility model relates to the technical field of curtain retracting and unfolding, in particular to a stage curtain retracting and unfolding device. Background Art

[0002] With the increasing enrichment of cultural life, people have higher and higher requirements for stage effects in performances. Stage curtains are indispensable equipment for various types of stages. They play the role of decorating the stage and improving the performance effect. The curtains widely used on the stage mainly include stage curtains, two-way curtains, three-way curtains, eaves curtains, horizontal side curtains, gauze curtains, sky curtains, sound-absorbing curtains, cascade curtains, side curtains, safety and fire curtains, etc. However, after using them for a period of time, the curtains need to be replaced or cleaned, which is troublesome to disassemble and install, and wastes time.

[0003] For this reason, we propose a stage curtain retracting and extending device. Utility Model Content

[0004] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a stage curtain retracting and unfolding device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a stage curtain retracting and releasing device, including a stage and a curtain body, a first mounting frame and a second mounting frame are fixedly connected to the stage, a first positioning hole and a mounting hole are respectively provided on the first mounting frame and the second mounting frame, a winding roller is movably installed in the inner cavity of the mounting hole, a second positioning hole is provided on the winding roller, a mounting frame is fixedly connected to the side wall surface of the first mounting frame at a position corresponding to the first positioning hole, a first through hole and a second through hole are respectively provided on the side wall surface of the mounting frame, a pulling rod is slidably provided in the inner cavity of the first through hole, a pulling ring and a limiting plate are respectively fixedly connected at both ends of the pulling rod, a reset spring is sleeved on the pulling rod, and a plug-in rod is penetrated through the inner cavity of the second through hole.

[0006] Preferably, grooves are provided at the bottom of the inner cavities of the first mounting frame and the second mounting frame, and drive motors are fixedly connected in the grooves. A screw rod is fixedly connected to the output shaft end of the drive motor, and an installation slider is slidably connected to the screw rod. Limiting holes are provided on the side walls of the installation sliders, and a compression spring is fixedly connected to the inner wall of one of the limiting holes, and a weight-applying rod is fixedly connected to the bottom edge of the curtain body.

[0007] Preferably, the first through hole is formed on a side wall surface of the installation frame away from the insertion slot, and the second through hole is formed on a side wall surface of the installation frame away from the first through hole, and the second through hole corresponds to the first through hole in position.

[0008] Preferably, the wall surface of the limit plate close to the installation frame is in contact with the inner wall surface of the installation frame, the upper and lower walls of the limit plate are in contact with the upper and lower walls of the inner cavity of the installation frame, and one end of the plug-in rod close to the limit plate is fixedly connected to the limit plate.

[0009] Preferably, the second positioning hole is matched with the first positioning hole, and the winding roller is matched with the mounting hole.

[0010] Preferably, two ends of the weight-applying rod are matched with the two limiting holes.

[0011] Beneficial Effects

[0012] The utility model provides a stage curtain retracting and unfolding device, which has the following beneficial effects:

[0013] The stage curtain retracting and extending device can release the limit from the inner cavity of the first positioning hole and the second positioning hole by pulling the pull ring, and the limit plate and the return spring cooperate, and the weight-applying rod can release the limit from the inner cavity of the limit hole by the elastic action of the compression spring, so that the curtain body can be quickly disassembled and installed, saving time and labor. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0015] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0016] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the details of the winding roller and the installation frame structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the structural details of the first installation frame of the utility model.

[0019] Legend:

[0020] 1. Stage; 2. First mounting frame; 201. First positioning hole; 3. Second mounting frame; 301. Mounting hole; 4. Curtain body; 401. Winding roller; 402. Weight-applying rod; 403. Second positioning hole; 5. Driving motor; 501. Screw rod; 502. Mounting slider; 503. Limiting hole; 504. Compression spring; 6. Mounting frame; 601. First through hole; 602. Pull rod; 603. Pull ring; 604. Reset spring; 605. Limiting plate; 606. Second through hole; 607. Connecting rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment: A stage curtain retracting and unfolding device, such as Figure 1-Figure 3As shown, the stage 1 comprises a stage 1, wherein the centers of both ends of the stage 1 are respectively fixedly connected with a first mounting frame 2 and a second mounting frame 3, and the first mounting frame 2 and the second mounting frame 3 are respectively provided with a first positioning hole 201 and a mounting hole 301 on the top opposite walls thereof, wherein the first positioning hole 201 penetrates through the wall of the first mounting frame 2, and a winding roller 401 is movably installed in the inner cavity of the mounting hole 301, and a curtain body 4 is wound around the winding roller 401, and a second positioning hole 403 is provided at one end of the winding roller 401 close to the first mounting frame 2, and the second positioning hole 403 is aligned with the first positioning hole 201. 1 is adapted, the winding roller 401 is adapted to the mounting hole 301, the bottom of the inner cavity of the first mounting frame 2 and the second mounting frame 3 are both provided with grooves, and the driving motors 5 are fixedly connected in the grooves, the output shaft ends of the two driving motors 5 are both fixedly connected with screw rods 501, and the two screw rods 501 are both slidably connected with mounting sliders 502, and the two mounting sliders 502 are both provided with limiting holes 503 on the side wall surfaces opposite to each other, wherein the inner wall surface of the limiting hole 503 located in the inner cavity of the first mounting frame 2 is fixedly connected with a compression spring 504, and the bottom edge of the curtain body 4 is fixedly connected with a weight-applying rod 402, the two ends of the weight-applying rod 402 are matched with the two limiting holes 503, the side wall surface of the first installation frame 2 and the position corresponding to the first positioning hole 201 are fixedly connected with the installation frame 6, the side wall surface of the installation frame 6 away from the first positioning hole 201 is provided with a first through hole 601, the inner cavity of the first through hole 601 is slidably provided with a pulling rod 602 that matches the first through hole 601, the end of the pulling rod 602 located on the outside of the installation frame 6 is fixedly connected with a pull ring 603, and a reset spring 604 is sleeved on the pulling rod 602 and in the inner cavity of the installation frame 6. A limiting plate 605 is fixedly connected to one end of the rod 602 and located in the inner cavity of the installation frame 6. The wall surface of the limiting plate 605 close to the installation frame 6 is in contact with the inner cavity wall surface of the installation frame 6. A second through hole 606 is provided on the side wall surface of the installation frame 6 away from the first through hole 601. The second through hole 606 corresponds to the position of the first through hole 601. A plug-in rod 607 passes through the inner cavity of the second through hole 606. The end of the plug-in rod 607 close to the limiting plate 605 is fixedly connected to the limiting plate 605. The upper and lower wall surfaces of the limiting plate 605 are in contact with the upper and lower wall surfaces of the inner cavity of the installation frame 6.

[0023] The working principle of this utility model:

[0024] When in use, by starting the two driving motors 5 to drive the slider 502 installed on the screw rod 501 to move downward, the curtain body 4 can be pulled open with the cooperation of the weight-applying rod 402. When the curtain body 4 needs to be disassembled or cleaned, the pull ring 603 is pulled, and the limit plate 605 squeezes and contracts the return spring 604. At this time, the limit plate 605 drives the plug-in rod 607 away from the first positioning hole 201, and then the plug-in rod 607 is released from the inner cavity of the first positioning hole 201 and the second positioning hole 403. The winding roller 401 is moved close to the first positioning hole 201 until the end of the winding roller 401 close to the second mounting frame 3 is released from the inner cavity of the mounting hole 301. At this time, the upper end of the winding roller 401 is removed, and the weight-applying rod 402 is squeezed close to one end of the first mounting frame 2. Under the elastic action of the compression spring 504, the end of the weight-applying rod 402 close to the second mounting frame 3 is released from the inner cavity of the limit hole 503.

[0025] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A stage curtain retracting and unfolding device, comprising a stage (1) and a curtain body (4), characterized in that: The stage (1) is fixedly connected with a first mounting frame (2) and a second mounting frame (3). The first mounting frame (2) and the second mounting frame (3) are respectively provided with a first positioning hole (201) and a mounting hole (301). A winding roller (401) is movably installed in the inner cavity of the mounting hole (301). The winding roller (401) is provided with a second positioning hole (403). The side wall surface of the first mounting frame (2) and the position corresponding to the first positioning hole (201) are fixedly connected with the mounting frame. The side wall surface of the mounting frame (6) is respectively provided with a first through hole (601) and a second through hole (606). A pulling rod (602) is slidably provided in the inner cavity of the first through hole (601). The two ends of the pulling rod (602) are respectively fixedly connected with a pull ring (603) and a limit plate (605). A reset spring (604) is sleeved on the pulling rod (602). A plug-in rod (607) passes through the inner cavity of the second through hole (606).

2. A stage curtain retracting and unfolding device according to claim 1, characterized in that: The bottom of the inner cavity of the first installation frame (2) and the second installation frame (3) are both provided with a groove, and a driving motor (5) is fixedly connected in the groove, and a screw rod (501) is fixedly connected to the output shaft end of the driving motor (5), and a mounting slider (502) is slidably connected to the screw rod (501), and a limiting hole (503) is provided on the side wall surface of the mounting slider (502), and a compression spring (504) is fixedly connected to the inner wall surface of one of the limiting holes (503), and a weight-applying rod (402) is fixedly connected to the bottom edge of the curtain body (4).

3. A stage curtain retracting and unfolding device according to claim 1, characterized in that: The first through hole (601) is provided on a side wall surface of the installation frame (6) away from the plug-in slot, and the second through hole (606) is provided on a side wall surface of the installation frame (6) away from the first through hole (601), and the position of the second through hole (606) corresponds to that of the first through hole (601).

4. A stage curtain retracting and unfolding device according to claim 1, characterized in that: The wall surface of the limiting plate (605) close to the installation frame (6) is in contact with the inner wall surface of the installation frame (6); the upper and lower wall surfaces of the limiting plate (605) are in contact with the upper and lower wall surfaces of the inner cavity of the installation frame (6); and one end of the plug-in rod (607) close to the limiting plate (605) is fixedly connected to the limiting plate (605).

5. The stage curtain retracting and unfolding device according to claim 1, characterized in that: The second positioning hole (403) is matched with the first positioning hole (201), and the winding roller (401) is matched with the mounting hole (301).

6. A stage curtain retracting and unfolding device according to claim 2, characterized in that: The two ends of the weight-applying rod (402) are matched with the two limiting holes (503).

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