Stage sound reflecting cover plate

Abstract

The utility model discloses a stage sound reflecting cover plate which comprises a base, the upper end of the base is fixedly connected with two supporting frames, the inner sides of the supporting frames are fixedly connected with mounting blocks, the other ends of the mounting blocks are fixedly connected with U-shaped frames, the other ends of the U-shaped frames are fixedly connected with first sound reflecting plates, and the other ends of the first sound reflecting plates are fixedly connected with second sound reflecting plates. The lower end of the first sound reflecting plate is rotatably connected with a third sound reflecting plate, the first sound reflecting plate is internally provided with a limiting groove, the limiting groove is internally and movably connected with second sound reflecting plates, and the second sound reflecting plates at the two ends can be pulled out by arranging the limiting groove, a first sliding groove, a first sliding block, a first plug pin and a first groove; a fourth sound reflecting plate can be pulled out by arranging a U-shaped frame, a second sliding groove, a second sliding block, a second plug pin and a second groove, the coverage area of the whole stage sound reflecting plate can be increased, the overall use feeling of the stage sound reflecting plate is improved, the stage sound reflecting plate can be conveniently stored, and the stage sound reflecting plate is more flexible to use.

Description

Technical Field

[0001] The utility model relates to the field of stage sound-reflecting cover panels, in particular to a stage sound-reflecting cover panel. Background Art

[0002] With the increasing enrichment of cultural life, people have higher and higher requirements for stage effects in performances. When performing concerts in theaters, due to the huge stage space, most of the music energy is diffused and absorbed, especially when there is no sound amplification in the original performance or singing, the music power received by the audience is negligible, and the music effect is greatly reduced. The traditional anti-sound cover is generally divided into two parts. One part is placed on the stage surface to enclose the two sides and the back, and the other part is installed on the top of the stage and hung on the boom above the stage. However, the cover of the anti-sound cover needs to be folded up when not in use. The anti-sound cover of large theaters is large in size, difficult to fold up, and inconvenient to store. It is also inconvenient to take out and install it when performing again, which requires a lot of manpower, material resources and storage space, which is very troublesome. Utility Model Content

[0003] The utility model aims to provide a stage sound-reflecting cover plate, which solves the problem that the cover plate of the sound-reflecting cover in the prior art needs to be folded up when not in use, and the sound-reflecting cover plate of a large theater is large in size, difficult to fold up, and inconvenient to store.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a stage sound-reflecting cover plate, comprising a base, the upper end of the base is fixedly connected to two support frames, the inner side of the support frame is fixedly connected to a mounting block, the other end of the mounting block is fixedly connected to a U-shaped frame, the other end of the U-shaped frame is fixedly connected to a first sound-reflecting plate, and the lower end of the first sound-reflecting plate is rotatably connected to a third sound-reflecting plate;

[0005] A limiting groove is provided inside the first sound-reflecting plate, and a second sound-reflecting plate is movably connected inside the limiting groove. First sliding grooves are provided at both ends of the second sound-reflecting plate, and first sliders are fixedly connected at both ends of the inner side of the limiting groove. The first slider is slidably connected inside the first sliding groove. First latches are movably connected at both ends of the first sound-reflecting plate, and a first spring is provided on the first latch. A first groove is provided inside the first sliding groove, and the first latch corresponds to the first groove.

[0006] As a further description of the above technical solution: a fourth sound-reflecting plate is correspondingly arranged inside the U-shaped frame, second slide grooves are opened at both ends of the fourth sound-reflecting plate, and second sliders are fixedly connected to both ends of the inner side of the U-shaped frame.

[0007] As a further description of the above technical solution: the second slider is slidably connected to the inside of the second slide groove, the two ends of the U-shaped frame are movably connected with second pins, the second pin is provided with a second spring, the inside of the second slide groove is provided with a second groove, and the second pin corresponds to the second groove.

[0008] As a further description of the above technical solution: the lower end of the first sound-reflecting plate is rotatably connected to the third sound-reflecting plate, and universal wheels are arranged at the four lower ends of the base.

[0009] The utility model has the following beneficial effects:

[0010] 1. Compared with the prior art, the stage sound-reflecting cover plate can pull out the second sound-reflecting plates at both ends by setting the limit groove, the first slide groove, the first slider, the first latch and the first groove, and can pull out the fourth sound-reflecting plate by setting the U-shaped frame, the second slide groove, the second slider, the second latch and the second groove, so that the coverage area of ​​the entire stage sound-reflecting plate can be increased, thereby improving the overall use experience, and can be conveniently stored, making it more flexible to use;

[0011] 2. Compared with the prior art, this stage sound-reflecting cover plate can facilitate the movement of the device by arranging universal wheels at the bottom, and at the same time, a support frame is arranged to support the entire sound-reflecting plate, thereby improving the stability of the device when in use.

[0012] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0014] Figure 1 This is a schematic diagram of the overall structure of a stage sound-reflecting cover plate of the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of a first sound-reflecting plate of a stage sound-reflecting cover plate of the utility model;

[0016] Figure 3 This is a schematic diagram of the overall structure of a U-shaped frame of a stage sound-reflecting cover panel of the utility model;

[0017] Figure 4 The utility model is a cross-sectional view of a U-shaped frame of a stage sound-reflecting cover plate.

[0018] Legend:

[0019] 1. First sound-reflecting plate; 2. Second sound-reflecting plate; 3. Third sound-reflecting plate; 4. Support frame; 5. Universal wheel; 6. Base; 7. First slide groove; 8. First latch; 9. First slider; 10. Limiting groove; 11. First spring; 12. First groove; 13. Fourth sound-reflecting plate; 14. U-shaped frame; 15. Mounting block; 16. Second slider; 17. Second slide groove; 18. Second latch; 19. Second spring; 20. Second groove. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] Reference Figure 1-4 The utility model provides an embodiment of a stage sound-reflecting cover plate, comprising a base 6, the upper end of the base 6 is fixedly connected to two support frames 4, the inner side of the support frame 4 is fixedly connected to a mounting block 15, the other end of the mounting block 15 is fixedly connected to a U-shaped frame 14, the whole device can be stably supported by the support frame 4 and the mounting block 15, thereby ensuring its stable use, the other end of the U-shaped frame 14 is fixedly connected to a first sound-reflecting plate 1, the lower end of the first sound-reflecting plate 1 is rotatably connected to a third sound-reflecting plate 3, the third sound-reflecting plate 3 can be moved downward by flipping, thereby being unfolded, and can be locked by a lock buckle during the storage process, effectively improving its stability during storage;

[0022] A limiting groove 10 is provided inside the first sound-reflecting plate 1, and a second sound-reflecting plate 2 is movably connected inside the limiting groove 10. First slide grooves 7 are provided at both ends of the second sound-reflecting plate 2. First sliders 9 are fixedly connected at both ends of the inner side of the limiting groove 10, and the first slider 9 is slidably connected inside the first slide groove 7. The stability of the second sound-reflecting plate 2 when sliding can be ensured by providing the first slider 9 and the first slide groove 7. First latches 8 are movably connected at both ends of the first sound-reflecting plate 1, and a first spring 11 is provided on the first latch 8.

[0023] A first groove 12 is provided inside the first slide groove 7, and the first latch 8 corresponds to the first groove 12. The first latch 8 is pulled upward to make the first latch 8 leave the first groove 12. At this time, the staff pulls the second sound-reflecting plates 2 at both ends outward to pull the second sound-reflecting plates 2 outward.

[0024] The U-shaped frame 14 is provided with a fourth sound-reflecting plate 13 inside, and second slide grooves 17 are provided at both ends of the fourth sound-reflecting plate 13. The second sliders 16 are fixedly connected to the inner ends of the U-shaped frame 14. The second sliders 16 and the second slide grooves 17 are provided to ensure the stability of the fourth sound-reflecting plate 13 when sliding. The second sliders 16 are slidably connected to the inside of the second slide grooves 17. The second latches 18 are movably connected to the two ends of the U-shaped frame 14. The second latches 18 are provided with second springs 19. The second grooves 17 are provided inside the second slide grooves 17. The second latches 18 correspond to the second grooves 20. The second latches 18 at both ends of the U-shaped frame 14 are pulled outward so that the second latches 18 leave the second grooves 20. At this time, the staff can pull the entire fourth sound-reflecting plate 14 upward to pull it out. At the same time, after the second sound-reflecting plate 2 and the fourth sound-reflecting plate 13 are pulled out, the latches are released, and they can be reset and re-engaged with the grooves under the action of the springs, thereby ensuring its stability after being pulled out.

[0025] The lower end of the first sound-reflecting plate 1 is rotatably connected to the third sound-reflecting plate 3, and universal wheels 5 are provided at the four lower ends of the base 6. The universal wheels 5 at the bottom can facilitate the staff to move it, thereby improving its convenience. At the same time, the universal wheels 5 in the device have a self-locking function, which can be self-locked when in use, thereby improving its stability.

[0026] Working principle: when the device is in use, the staff moves the device to a suitable position through the universal wheel 5 at the bottom, and then when the sound-reflecting board needs to be unfolded, first flip the third sound-reflecting board 3 downward, and then pull the first latch 8 upward to make the first latch 8 leave the first groove 12. At this time, the staff pulls the second sound-reflecting board 2 at both ends outward to pull the second sound-reflecting board 2 outward, and then pulls the second latch 18 at both ends of the U-shaped frame 14 outward to make the second latch 18 leave the second groove 20. At this time, the staff pulls the entire fourth sound-reflecting board 14 upward to pull it out. At the same time, after the second sound-reflecting board 2 and the fourth sound-reflecting board 13 are pulled out, release the latch, and under the action of the spring, they can be reset and re-engaged with the groove, thereby ensuring their stability after being pulled out. The five sound-reflecting boards cooperate with each other to increase their coverage area, thereby improving their overall usage experience, and can be conveniently stored, making them more flexible to use.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A stage sound-reflecting cover, comprising a base (6), characterized in that: The upper end of the base (6) is fixedly connected to two support frames (4), the inner side of the support frame (4) is fixedly connected to a mounting block (15), the other end of the mounting block (15) is fixedly connected to a U-shaped frame (14), the other end of the U-shaped frame (14) is fixedly connected to a first sound-reflecting plate (1), and the lower end of the first sound-reflecting plate (1) is rotatably connected to a third sound-reflecting plate (3); A limiting groove (10) is provided inside the first sound-reflecting plate (1), and a second sound-reflecting plate (2) is movably connected inside the limiting groove (10), and first sliding grooves (7) are provided at both ends of the second sound-reflecting plate (2). First sliding blocks (9) are fixedly connected to the two ends of the inner side of the limiting groove (10), and the first sliding block (9) is slidably connected inside the first sliding groove (7). First latches (8) are movably connected at both ends of the first sound-reflecting plate (1), and a first spring (11) is provided on the first latches (8). A first groove (12) is provided inside the first sliding groove (7), and the first latches (8) correspond to the first groove (12).

2. A stage sound-reflecting cover panel according to claim 1, characterized in that: A fourth sound-reflecting plate (13) is correspondingly arranged inside the U-shaped frame (14), second sliding grooves (17) are provided at both ends of the fourth sound-reflecting plate (13), and second sliding blocks (16) are fixedly connected at both ends of the inner side of the U-shaped frame (14).

3. A stage sound-reflecting cover panel according to claim 2, characterized in that: The second sliding block (16) is slidably connected to the inside of the second sliding groove (17); the two ends of the U-shaped frame (14) are movably connected with second latches (18); a second spring (19) is arranged on the second latches (18); a second groove (20) is arranged inside the second sliding groove (17); the second latches (18) correspond to the second groove (20).

4. A stage sound-reflecting cover panel according to claim 1, characterized in that: The lower end of the first sound-reflecting plate (1) is rotatably connected to a third sound-reflecting plate (3), and universal wheels (5) are arranged at the four lower ends of the base (6).

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