CN-121992889-A - Inside sound insulation structure that fills of steelframe building

Abstract

The invention relates to the technical field of building sound insulation and heat preservation, in particular to a sound insulation structure filled in a steel frame building body, which comprises a sound insulation connecting structure, wherein the sound insulation connecting structure comprises two steel structure columns, one sides of the inner walls of the two steel structure columns are welded with connecting plates through a plurality of connecting frames, the inner walls of the steel structure columns are filled with an inner polyurethane filling layer, a sound insulation assembly structure is arranged between the two steel structure columns and comprises sealing plates fixed between the two connecting plates, top end mounting frames are respectively arranged at the top ends of the sealing plates, and a plurality of sealing plates are arranged in groups in four, and an inner mounting structure is arranged on the inner wall of each group of sealing plates. The invention has the advantages of having sound insulation and heat insulation performance, realizing the cooperation of the double functions of sound insulation and heat insulation, effectively resisting the influence of settlement and vibration of a building, avoiding loosening and falling off of a sound insulation structure, adapting to long-term use requirements of the building, greatly shortening site construction time and improving operation and maintenance convenience.

Inventors

• LI SHUJIE
• ZHANG YI
• XU SHUXIN
• DAI YIPENG
• ZHU XIAOYING
• Zhou Zhencong
• HE YUHONG
• PENG CHENG
• ZHANG CHENXIA

Assignees

• 保利长大工程有限公司

Dates

Publication Date

20260508

Application Date

20260313

Claims (9)

1. 1. The sound insulation structure filled in the steel frame building body is characterized by comprising a sound insulation connecting structure (1), wherein the sound insulation connecting structure (1) comprises two steel structure columns (11), one side of the inner wall of each steel structure column (11) is welded with a connecting plate (14) through a plurality of connecting frames (12), and an inner polyurethane filling layer (13) is filled in the inner wall of each steel structure column (11); A sound insulation assembly structure (2) is arranged between the two steel structure columns (11), the sound insulation assembly structure (2) comprises sealing plates (21) fixed between the two connecting plates (14), and top end mounting frames (23) are arranged at the top ends of the plurality of sealing plates (21); The sealing plates (21) are arranged in groups of four, and the inner wall of each group of sealing plates (21) is provided with an internal mounting structure (3).
2. 2. The sound insulation structure filled in the steel frame building body according to claim 1, wherein the outer wall of the sealing plate (21) is provided with a fixed frame (22), the fixed frame (22) is made into a C shape by channel steel welding, and the fixed frame (22) is welded with the outer wall of the sealing plate (21) and the bottom end of the top end mounting frame (23) by full welding.
3. 3. The sound insulation structure filled in the steel frame building body according to claim 1, wherein the top mounting frame (23) is made of flat steel by welding, a top sealing plate (24) is square and internally mounted, a mounting frame (25) is fixedly connected to the top of the top sealing plate (24), the mounting frame (25) is square and internally provided with slots (27), a plurality of anchor hooks (26) are fixedly connected to the outer wall of the mounting frame (25) at equal intervals, and a plurality of anchor hooks (26) are made of galvanized round steel by welding and irregularly distributed on the outer wall of the mounting frame (25).
4. 4. The sound insulation structure filled in the steel frame building body according to claim 1, wherein a bottom end sealing plate (29) is installed at the bottom end of the sealing plate (21), an installation block (28) is welded at the bottom end of the bottom end sealing plate (29), the installation block (28) is made of carbon steel, stripes are cast on the surface of the installation block, friction force is increased by conveniently matching with a slot (27) formed in the installation frame (25), and pouring layers (15) are paved on the outer walls of the installation blocks (28).
5. 5. A steel frame building body internal filling sound insulation structure according to claim 1, wherein the internal mounting structure (3) comprises a plurality of stable anchoring rods (31) penetrating through the outer wall of the sealing plates (21), the stable anchoring rods (31) are distributed in rectangular shapes at equal intervals, and a fulcrum is provided for connection between the sealing plates (21) and installation of internal components.
6. 6. The sound insulation structure filled in the steel frame building body according to claim 5, wherein two sides of the outer wall of the plurality of stable anchor rods (31) are respectively connected with end nuts (32) in a threaded manner, and the plurality of end nuts (32) are respectively connected with the outer wall of the sealing plate (21) in a threaded manner to fix the sound insulation structure.
7. 7. The sound insulation structure filled in the steel frame building body according to claim 1, wherein locking blocks (33) are fixedly installed on two sides of the inner wall of each sealing plate (21), inner racks (34) are clamped on the inner walls of a plurality of the locking blocks (33), and the inner racks (34) are coaxially arranged side by side.
8. 8. The sound insulation structure filled in the steel frame building body according to claim 7, wherein xps plates are placed on the inner wall of the inner rack (34) on one side for internal sound insulation, polyurethane plates are filled on the inner wall of the inner rack (34) on the middle position for sound insulation and heat insulation, and asbestos plates are filled on the inner wall of the inner rack (34) on the other side.
9. 9. The sound insulation structure filled in the steel frame building body according to claim 1, wherein each group of sealing plates (21) is located at the bottom ends of a plurality of inner placing frames (34), an inner groove (35) is formed, and the inner wall of the inner groove (35) is filled with liquid polyurethane foam.

Description

Inside sound insulation structure that fills of steelframe building Technical Field The invention relates to the technical field of building sound insulation and heat preservation, in particular to a sound insulation structure filled in a steel frame building body. Background The inside sound insulation material that fills of steelframe building refers to filling in steelframe building's cavity to reduce noise propagation, these materials have good sound absorption and sound insulation properties, fill sound insulation structure can effectively block outside noise and get into indoor, reduce the influence of indoor noise to external environment simultaneously, sound insulation material's density, thickness and mounting means all can influence sound insulation effect, and sound insulation structure can also combine with functions such as fire prevention, heat preservation, improves the wholeness ability of building. In the prior art, the patent document with the publication number of CN116240989B discloses a temporary building sound insulation structure and a construction process thereof, wherein the temporary building sound insulation structure comprises a sound insulation fireproof core and sound insulation supporting layers arranged on two sides of the sound insulation fireproof core, the sound insulation fireproof core comprises a steel frame and sealing plates fixed on two sides of the steel frame, and the process comprises the steps of assembling the sound insulation fireproof core, assembling the sound insulation supporting layers, installing auxiliary parts and punching. According to the invention, the sound-insulation fireproof core is arranged, and the cavity formed by the steel frame and the sealing plate is filled with water, so that on one hand, the water is used as the middle partition of the two sound-insulation supporting layers, and the characteristic of larger specific heat of water is matched, so that when the external temperature changes, the internal temperature change of the building is delayed, the heat insulation performance is improved, and on the other hand, the combustibility of the sealing plate is utilized, and when a fire occurs, the sealing plate can be combusted, so that holes are formed in the internal cavity, water flows out along the holes, the auxiliary fire extinguishing effect is achieved, and the safety performance is improved; the technical scheme is characterized in that the sound insulation material is filled with a single sound insulation material, so that noise with different frequencies cannot be effectively blocked, gaps and leakage are easy to generate at the joint of the material and the steel structure, a sound insulation blind area is obvious, the structural stability is insufficient, the sound insulation material and the steel frame structure are simple in fixing mode, are easily loosened and fall off due to settlement and vibration of a building for a long time, and influence the sound insulation effect and the safety of the building; Based on the above, the present invention provides a sound insulation structure filled in the steel frame building to solve the problems set forth in the above background art. Disclosure of Invention Aiming at the technical problems in the prior art, the invention provides a sound insulation structure filled in a steel frame building body to solve the problems of single sound insulation structure, poor sound insulation and heat insulation cooperativity, weak connection with a steel structure and easy aging and falling. The technical scheme for solving the technical problems is that the sound insulation structure filled in the steel frame building body comprises a sound insulation connecting structure, wherein the sound insulation connecting structure comprises two steel structure columns, one side of the inner wall of each steel structure column is welded with a connecting plate through a plurality of connecting frames, and the inner wall of each steel structure column is filled with an inner polyurethane filling layer; A sound insulation assembly structure is arranged between the two steel structure columns and comprises sealing plates fixed between the two connecting plates, and top mounting frames are arranged at the top ends of the sealing plates; The plurality of sealing plates are arranged in groups of four, and the inner wall of each group of sealing plates is provided with an internal installation structure. The sound insulation assembly structure has the advantages that the two steel structure columns are load-bearing members and bear building loads, meanwhile, an installation matrix is provided for the sound insulation structure, the plurality of connecting frames are welded on one side of the inner walls of the two steel structure columns and are connected with the fixed connecting plates, the transverse integrity of the two steel structure columns is enhanced, space deviation caused by building settlement is avoide