A lifting steel frame structure sound-reflecting board system

Abstract

The utility model discloses a lifting steel frame structure sound-reflecting board system, which is characterized by comprising a first round tube (8), and a resin sound-reflecting board (1) fixedly connected to the first round tube (8); the first round tube (8) is bolted to a second round tube (10) of a lower layer through an ear plate (9) and a round tube adjusting rod (11); the second round tube (10) is bolted to a third round tube (19) of an upper layer through a fourth round tube (12) and an ear plate (9); a lifting lug (13) is welded on the second round tube (10) and the third round tube (19); the lifting lug (13) is connected to a steel wire rope (14); the steel wire rope (14) is fixedly connected to a motor (17) through a horizontal pulley (15) and a corner pulley (16). The utility model has the advantages of novel design, diversified functions, factory production, assembly construction, and applicability to large spaces, reduces the space occupied by indoor space, and has a short construction period and greatly reduces construction costs.

Description

Technical Field

[0001] The utility model relates to a music hall sound reflection board system in the field of building construction, in particular to a sound reflection board system with a lifting steel frame structure. Background Art

[0002] In the field of construction industry, there are many ways to make indoor sound-reflecting panels. Each method of sound-reflecting panels has its own different functions and disadvantages, including acoustics, decoration, lighting and other functions. The usual method is to fix the glass directly on the main steel frame, but this is also its limitation, and it cannot be applied to sound-reflecting panels with complex shapes. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a lifting steel frame structure sound-reflecting board system, which overcomes the above-mentioned technical defects and has the advantages of convenient construction, reliable quality, earthquake resistance, and is particularly suitable for multi-level sound-reflecting boards with complex shapes.

[0004] The technical problem to be solved by the utility model is achieved through the following technical solutions:

[0005] A lifting steel frame structure sound-reflecting plate system comprises a first round tube and a resin sound-reflecting plate fixedly connected to the first round tube; the first round tube is bolted to a second round tube of a lower layer through an ear plate and a round tube adjusting rod; the second round tube is bolted to a third round tube of an upper layer through a fourth round tube and an ear plate; lifting ears are welded on the second round tube and the third round tube; the lifting ears are connected to a steel wire rope; the steel wire rope is fixedly connected to a motor through a horizontal pulley and an angle pulley respectively.

[0006] Preferably, the resin sound-reflecting board has a thickness of 25 mm and a surface density of 30 kg / ㎡.

[0007] Preferably, the resin sound-reflecting board is in the shape of a petal, with 8 pieces in each layer; the ratio of the length L1 to the width L2 of the sound-reflecting board is (1.5-1.55):1, the ratio of the height L3 to the width L2 is 1:(5-5.5), and the ratio of the length L1 to the height L3 of the sound-reflecting board is (8-8.5):1; the horizontal angle α at both ends of the curved surface of the resin sound-reflecting board is 10-25°, preferably 12-15°, which has the best sound reflection and mixing effects.

[0008] Preferably, the resin sound-reflecting plate is fixedly connected to the claw member by means of pre-buried countersunk screws; and the claw member is welded to the first round tube.

[0009] Preferably, the claw is bolted to the first angle code; the first angle code is bolted to the second angle code; and the second angle code is welded to the first round tube.

[0010] Preferably, the lamp is bolted to the steel plate via a clamp; the steel plate is welded to the screw rod; the screw rod is welded to the first round tube via a U-shaped angle code.

[0011] Preferably, the first round steel is φ114*5.0mm-Q235B round steel; the second round steel and the third round tube are φ180*7.0mm-Q235B round steel; the fourth round steel is φ140*5.0mm-Q235B; and the round tube adjustment rod is φ25mm-Q235B round steel.

[0012] Preferably, the resin sound-reflecting plate is fixedly connected to the claw member by means of pre-buried countersunk screws; and the claw member is welded to the first round tube.

[0013] Preferably, the motor is fixed on the I-beam, and after being connected to the motor through a horizontal pulley and an angle pulley, the lifting function of the sound-reflecting plate is realized by running the motor.

[0014] The beneficial effects of the above technical solution of the utility model are:

[0015] The utility model is a lifting steel frame structure sound-reflecting board system, which mainly includes a steel frame formed by steel pipes, a resin sound-reflecting board with a thickness of 25mm and a surface density of 30KG / ㎡, a system formed by connecting the resin sound-reflecting board on the steel frame with a pulley block and a motor, and the steel frame is a frame system formed by connecting steel bolts. It has the advantages of novel construction, diversified functions, factory production, assembly construction, and applicability to large spaces, reduces the occupation of indoor space, and has a short construction period and greatly reduces construction costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the plane structure of the utility model

[0017] Figure 2 This is a vertical section diagram of the utility model structure

[0018] Figure 3 This is a schematic diagram of the steel frame layout of the utility model

[0019] Figure 4 This is a schematic diagram of the vertical arrangement of the steel frame of the utility model

[0020] Figure 5 This is a schematic diagram of the connection structure of the utility model lamp, the resin sound reflection plate, and the first round tube

[0021] Figure 6 Schematic diagram of the petal size of the resin sound-reflecting board

[0022] Figure 7 This is the calculation diagram of the force condition of the original roof beam (grid layer beam) of the utility model

[0023] Figure 8 This is a schematic diagram of the installation layout of the pulley layer equipment of the utility model

[0024] Fig. 9 Schematic diagram of the pulley layer and petal skeleton suspension point structure

[0025] Numbers in the figure: 1-resin sound-reflecting board, 2-countersunk screw, 3-claw, 4-U-shaped angle code, 5-screw, 6-steel plate, 7-lamp, 8-first round tube, 9-ear plate, 10-second round tube, 11-round tube adjustment rod, 12-fourth round tube, 13-hanging ear, 14-wire rope, 15-horizontal pulley, 16-corner pulley, 17-motor, 18-I-beam, 19-third round tube, 20 -bolted, 21-original roof beam, 22-driving machine mounting beam and corner pulley block mounting beam, 23-hanging point pulley block mounting beam, 24-hanging point pulley beam, 25-auxiliary string beam, 26-auxiliary load-bearing beam, 27-anti-sound board equipment installation center, 28-corner pulley block, 29-horizontal pulley block, 30-hanging point pulley block, 31-resin anti-sound board curved surface, 32-first angle code, 33-second angle code. DETAILED DESCRIPTION

[0026] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 , Fig. 9 A lifting steel frame structure sound-reflecting board system and installation schematic diagram shown, including a resin sound-reflecting board 1, a countersunk screw 2, a claw 3, a U-shaped angle code 4, a screw 5, a steel plate 6, a lamp 7, a first round tube 8, an ear plate 9, a second round tube 10, a round tube adjustment rod 11, a fourth round tube 12, a lifting ear 13, a steel wire rope 14, a horizontal pulley 15, a corner pulley 16, a motor 17, an I-beam 18, a third round tube 19 on the upper layer, a bolt connection 20, an original roof beam (grid layer beam) 21, a drive machine mounting beam and a corner pulley block mounting beam 22, a hanging point pulley block mounting beam 23, a hanging point pulley beam 24, an auxiliary string beam 25, an auxiliary load-bearing beam 26, a sound-reflecting board equipment installation center 27, a corner pulley block 28, a horizontal pulley block 29, a hanging point pulley block 30, a sound-reflecting board curved surface 31, a first angle code 32, and a second angle code 33.

[0027] In order to meet the better acoustic requirements of the concert hall, a sound-reflecting board is set on the ceiling. A 25mm thick resin sound-reflecting board 1 is used. When the surface density of the thick resin sound-reflecting board 1 is 30KG / ㎡, it has good strength and sound-reflecting effect; the resin sound-reflecting board 1 is fixedly connected to the claw 3 through the countersunk screw 2; the claw 3 is welded to the φ114*5.0mm first round tube 8, and the first round tube 8 is bolted to the φ180*7.0mm-Q235B lower second round tube 10 through the ear plate 9 and the φ25mm-Q235B round tube adjustment rod 11; the φ180*7.0mm-Q235B lower The second circular tube 10 of the lower layer is bolted to the third circular tube 19 of the upper layer of φ180*7.0mm-Q235B through the fourth circular tube 12 of φ140*5.0mm-Q235B and the ear plate 9; the second circular tube 10 of the lower layer and the third circular tube 19 of the upper layer are welded with lifting ears 13; the lifting ears 13 are connected to the steel wire rope 14; the steel wire rope 14 is connected to the motor 17 through the horizontal pulley 15 and the corner pulley 16 respectively; the motor 17 is fixed on the I-beam 18, and the lifting function of the sound-reflecting plate is realized by running the motor 17.

[0028] According to the utility model, the resin sound-reflecting plate is in the shape of a petal, with 8 plates in each layer; the ratio of the length L1 to the width L2 of the sound-reflecting plate is (1.5-1.55):1, the ratio of the height L3 to the width L2 is 1:(5-5.5), and the ratio of the length L1 to the height L3 of the sound-reflecting plate is (8-8.5):1; the horizontal angles α at both ends of the curved surface 31 of the resin sound-reflecting plate are 10-25°, preferably 12-15°, which has the best sound reflection and mixing effects.

[0029] The resin sound-reflecting plate 1 is fixedly connected to the claw member 3 via the pre-buried countersunk screws 2; the claw member 3 is welded to the first round tube 8.

[0030] Preferably, the claw member 3 is bolted to the first angle code 32 ; the first angle code 32 is bolted to the second angle code 33 ; the second angle code 33 is welded to the first round tube 8 .

[0031] The resin sound-reflecting board 1 also provides lighting, which is achieved by installing a lamp 7 thereon. The lamp 7 is bolted to a 100*100*4 steel plate 6 via a clamp; the steel plate 6 is welded to a 12mm diameter screw rod 5; the screw rod 5 is welded to the first round tube 8 via a U-shaped angle code 4 to fix the lamp.

[0032] The manufacturing method of the above-mentioned lifting steel frame structure sound-reflecting board system:

[0033] 1. Make the lotus petal skeleton: The round tube material is bent into the first round tube 8 petal skeleton, a total of 165 meters, each meter weighs 13.44kg, and the weight is about 2217kg.

[0034] 2. Make the upper and lower ring beams: Use The circular tube material is used to make the second circular tube 10 of the lower layer and the third circular tube 19 of the upper layer, with a total length of 41.6 meters, each meter weighing 29.87 kg, and a total weight of 1243 kg.

[0035] 3. Make the tie rod support: use The fourth round tube 12 is made of round tube material and has a pull rod support function. There are 8 of them and the weight is 24.32kgx8=195kg.

[0036] 4. Making tie rods: Use φ25mm-Q235B round tube material to make round tube adjustment rods 11, which have the function of tie rods. There are 16 of them, and the weight is 11.58x16=185kg;

[0037] 5. Make the ear plates 9 for connection: 32 pieces, weight 2.2kg*32=70kg;

[0038] 6. Prepare lamps 7: quantity 64, weight 4kg*64=256kg;

[0039] 7. The total weight of the skeleton parts in steps 1-6 above is approximately: 2217+1243+195+185+70+256=4166kg;

[0040] 8. Make petal-shaped resin sound-reflecting board 1: Use 25mm thick resin sound-reflecting board material, 320 square meters * 31.5KG / square meter = 10074KG;

[0041] 9. The total weight of the petals is 14240KG.

[0042] The installation method of the lifting steel frame structure sound-reflecting panel system comprises the following steps:

[0043] 1. Pre-embed the customized countersunk screws 2 in the 25 mm thick resin sound-reflecting board 1.

[0044] 2. The countersunk screw 2 is bolted to the main steel frame, that is, the petal frame of the first round tube 8, through two claws 3.

[0045] 3. Bolt and connect the φ114*5.0mm-Q235B first round tube 8 and the φ180*7.0mm-Q235B lower second round tube 10 through the two ear plates 9 of the φ25mm-Q235B round tube adjusting rod 11.

[0046] In addition to the installation of the steel frame structure sound-reflecting panel system itself, such as Figure 7 , Figure 8 , Fig. 9 The schematic diagram of the installation process of a lifting steel frame structure sound-reflecting panel system in an environment suitable for complex shapes and multi-level sound-reflecting panels is shown. Figure 7The utility model needs to be calculated based on the original roof beam (grid layer beam) stress conditions; Figure 8 Install according to the installation layout diagram of the pulley layer equipment of the utility model; and Fig. 9 The process of installing the pulley layer and petal skeleton hanging point structure diagram.

[0047] Through the above-mentioned strict process, the utility model adopts an assembled installation method, which can make on-site work factory-based and quality-assured, reduce dependence on the technical level of workers, parallelize series work to reduce labor, greatly reduce construction costs, and flexibly start complex processes in parallel. Compared with the existing steel frame structure sound-reflecting board system, it significantly improves efficiency and shortens construction period.

Claims

1. A lifting steel frame structure sound-reflecting board system, characterized in that: The invention comprises a first circular tube (8) and a resin sound-reflecting plate (1) fixedly connected to the first circular tube (8); the first circular tube (8) is bolted to a second circular tube (10) at a lower layer through an ear plate (9) and a circular tube adjusting rod (11); the second circular tube (10) is bolted to a third circular tube (19) at an upper layer through a fourth circular tube (12) and the ear plate (9); lifting ears (13) are welded to the second circular tube (10) and the third circular tube (19); the lifting ears (13) are connected to a steel wire rope (14); the steel wire rope (14) is fixedly connected to a motor (17) through a horizontal pulley (15) and an angle pulley (16) respectively; The resin sound reflection plate (1) is fixedly connected to the claw member (3) via a pre-buried countersunk screw (2); the claw member (3) is welded to the first round tube (8).

2. The lifting steel frame structure sound reflector system according to claim 1 is characterized in that: The resin sound-reflecting plate is in the shape of a petal, with 8 plates in each layer; the ratio of the length L1 to the width L2 of the sound-reflecting plate is (1.5-1.55):1, and the ratio of the height L3 to the width L2 is 1:(5-5.5); the ratio of the length L1 to the height L3 of the curved surface (31) of the resin sound-reflecting plate is (8-8.5):1; and the horizontal angle α at both ends of the curved surface (31) of the resin sound-reflecting plate is 10-25°.

3. The lifting steel frame structure sound reflective panel system according to claim 1 is characterized in that: The claw member (3) is bolted to the first angle code (32); the first angle code (32) is bolted to the second angle code (33); and the second angle code (33) is welded to the first round tube (8).

4. The lifting steel frame structure sound reflective panel system according to claim 1, 2 or 3, characterized in that: The lamp (7) is bolted to the steel plate (6) via a clamp; the steel plate (6) is welded to the screw rod (5); and the screw rod (5) is welded to the first round tube (8) via a U-shaped angle code (4).

5. The lifting steel frame structure sound reflective panel system according to claim 4 is characterized in that: The first round tube (8) is made of φ114*5.0mm-Q235B round steel; the second round tube (10) and the third round tube (19) are made of φ180*7.0mm-Q235B round steel; the steel plate (6) is made of φ140*5.0mm-Q235B; and the round tube adjustment rod (11) is made of φ25mm-Q235B round steel.

6. The lifting steel frame structure sound reflector system according to claim 2 is characterized in that: The horizontal angle α at both ends of the curved surface (31) of the resin sound reflection plate is 12-15°.

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