CN215948541U

CN215948541U - Assembled flexible sound absorption and insulation screen

Info

Publication number: CN215948541U
Application number: CN202121608258.1U
Authority: CN
Inventors: 王欣博; 王玺; 苟堂; 刘津赫; 赵贝贝; 贺小峰
Original assignee: China Construction Science and Technology Group Co Ltd
Current assignee: China Construction Science and Technology Group Co Ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-03-04
Anticipated expiration: 2031-07-14

Abstract

The utility model provides an assembled flexible sound absorption and insulation screen which comprises a plurality of assembled barrier units, wherein each barrier unit comprises a framework, a base and a flexible sound absorption and insulation body. The flexible sound absorption and insulation body is formed by sewing glass fiber protective cloth, flame-retardant fiber sound absorption materials and flexible damping sound insulation materials together. The skeleton is fixed on the base, has seted up a plurality of bolt holes that are used for being connected with ground structure on the base, and the barrier unit assembles the back, can enclose into enclosure structure around the building site. The barrier unit adopts a combined structure of the framework and the flexible sound absorption and insulation body, is lighter compared with a solid plate structure, and cannot harm the personal safety even if the barrier unit is inclined or collapsed. Moreover, the connecting structure is easy to install, can be disassembled and recycled, and saves the use cost. Can be used indoors and outdoors, is hung and assembled, and is easy and simple. The noise control comprehensive cost is low, the limitation by the shape and the space is small, and the special-shaped sound insulation enclosure structure can be met.

Description

Assembled flexible sound absorption and insulation screen

Technical Field

The utility model belongs to the technical field of sound insulation of building construction sites, and particularly relates to an assembled flexible sound absorption and insulation screen.

Background

Various mechanical devices are used for operation in the construction of a building, noise is generated when the mechanical devices are operated, and if residents in a city intensively construct the construction, the sound-proof barrier is one of facilities which must be prepared before construction.

Present baffle major structure gives sound insulation for construction is the acoustical material in the middle of two dull and stereotyped parcels, and its fixed mode generally adopts cement fixed or bolt fastening, however, uses the fixed baffle that gives sound insulation of cement, and the difficulty is dismantled in the later stage, and the fixed baffle that gives sound insulation of cement generally can not recycle, has increased use cost. The sound insulation baffle fixed by the bolts is poor in firmness, prone to deflection or collapse, large in weight and seriously threatens the safety of the two sides of the sound insulation baffle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an assembled flexible sound absorption and insulation screen which is convenient to install, light and reusable for a building construction site.

The utility model is realized in such a way that an assembly type flexible sound absorption and insulation screen comprises a plurality of barrier units which are assembled together, wherein each barrier unit comprises a framework, a base and a flexible sound absorption and insulation body; the edges of two sides of the flexible sound absorption and insulation body respectively extend out of a first flange and a second flange; the first flange of any barrier unit is mutually embedded with the second flange of another adjacent barrier unit; the flexible sound absorption and insulation body is formed by sewing glass fiber protective cloth, flame-retardant fiber sound absorption materials and flexible damping sound insulation materials together.

Further, the thickness of the first flange and the thickness of the second flange are both smaller than the thickness of the flexible sound absorption and insulation body.

Further, the front surface of the first flange is lower than the front surface of the flexible sound absorption and insulation body, and a step is formed, wherein the height of the step is equal to the thickness of the second flange; the front surface of the second flange is flush with the front surface of the flexible sound absorption and insulation body.

Further, the thickness of the first flange is the same as the thickness of the second flange.

Further, the skeleton includes the square pipe of vertical setting and the angle bar of horizontal setting, the central zone of base is equipped with square hole, the bottom of square pipe is inserted and is arranged in square hole.

Further, bases in the two mutually assembled barrier units are staggered in height so as to be conveniently superposed up and down.

Further, the glass fiber protective cloth is coated with a coating with high temperature resistance, chemical corrosion resistance, ultraviolet resistance and water resistance functions.

Compared with the prior art, the utility model has the beneficial effects that:

the assembled flexible sound absorption and insulation screen comprises a plurality of barrier units which are assembled together, wherein each barrier unit comprises a framework, a base and a flexible sound absorption and insulation body, and the flexible sound absorption and insulation body is laid on one side of the framework. First flange and second flange extend respectively to the both sides edge of the flexible sound absorption body, and the back is assembled to the protective screen unit, can enclose into annular enclosure structure around the construction site to, the mutual inseparable gomphosis of second flange of first flange and another protective screen unit can play fine sound absorption effect.

The barrier unit adopts a combined structure of the framework and the flexible sound absorption and insulation body, is lighter compared with a solid plate structure, and cannot harm the personal safety even if the barrier unit is inclined or collapsed. Meanwhile, the barrier unit is connected with the ground structure through the base through the bolts, so that the barrier unit is easy to install, can be repeatedly disassembled and recycled, and saves the use cost. Can be used indoors and outdoors, is hung and assembled, and is easy and simple. Convenient removal, quick construction and disassembly, and repeated application.

The flexible sound absorption and insulation body has the advantages of environmental protection, flame retardance, water and chemical resistance, ultraviolet resistance and mildew resistance. The noise control comprehensive cost is low, the limitation by the shape and the space is small, and the special-shaped sound insulation enclosure structure can be met.

Drawings

FIG. 1 is a schematic perspective view of an assembled flexible sound absorbing and insulating panel according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of the assembled flexible sound absorbing and insulating panel of FIG. 1 at another angle;

FIG. 3 is a schematic top view of the assembled flexible sound absorption and insulation panel of FIG. 1;

FIG. 4 is a schematic view of multiple barrier units assembled together.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, an assembled flexible sound absorption and insulation panel according to the present embodiment is shown, which includes a plurality of barrier units 10 assembled together, each barrier unit 10 includes a framework 1, a base 2, and a flexible sound absorption and insulation body 3.

The framework 1 is fixed on the base 2, a plurality of bolt holes used for being connected with a ground structure are formed in the base 2, and the base 2 can be connected with the ground structure through the bolts 4.

The flexible sound absorption and insulation body 3 is laid on one side of the framework 1. The flexible sound absorption and insulation body 3 has two side edges extending to form a first flange 31 and a second flange 32. Further, the thickness of the first flange 31 and the thickness of the second flange 32 are both smaller than the thickness of the flexible sound absorbing and insulating body 3. The thickness of the first flange 31 is the same as the thickness of the second flange 32. The front face of the first flange 31 is lower than the front face of the flexible sound-absorbing and-insulating body 3 and forms a step, the height of which is equal to the thickness of the second flange 32; the front face of the second flange 32 is flush with the front face of the flexible sound absorbing and insulating body 3. The bases 2 of the two barrier units 10 assembled with each other are staggered in height so as to be overlapped up and down.

Referring to fig. 4, when two barrier units 10 are assembled, a first flange 31 of one barrier unit 10 is engaged with a second flange 32 of another adjacent barrier unit 10. The bases of two mutually assembled barrier units 10 are superposed one above the other and connected by bolts 4.

The framework 1 comprises a square pipe 11 vertically arranged and angle iron 12 transversely arranged, a square hole 21 is formed in the center area of the base 2, and the bottom end of the square pipe 11 is inserted into the square hole 21.

In this embodiment, the flexible sound absorption and insulation body 3 is made of glass fiber protective cloth, flame retardant fiber sound absorption material and flexible damping sound insulation material by sewing together. Further, the glass fiber protective cloth is coated with a coating with high temperature resistance, chemical corrosion resistance, ultraviolet resistance and water resistance functions.

Acoustic detection data of the flexible sound absorbing and insulating body 3:

the assembled flexible sound absorption and insulation screen of the embodiment can be surrounded into an annular enclosing wall structure around a construction site after the barrier units 10 are assembled, and the first flange 31 and the second flange 32 of the other barrier unit are tightly embedded with each other, so that a good sound absorption and insulation effect can be achieved.

On the other hand, the barrier unit of this embodiment adopts the integrated configuration of skeleton 1 and flexible sound absorption and insulation body 3, compares in solid sheet structure, and is lighter, even take place to incline or collapse, can not constitute harm to personal safety yet. Meanwhile, the barrier unit 10 is connected with the ground structure through the base 2 through bolts, so that the installation is easy, the use in the indoor and outdoor environment is realized, the suspension assembly is easy and simple. Convenient removal, quick construction and disassembly, and repeated application.

The flexible sound absorption and insulation body 3 has the advantages of environmental protection, flame retardance, water and chemical resistance, ultraviolet resistance and mildew resistance. The noise control comprehensive cost is low, the limitation by the shape and the space is small, and the special-shaped sound insulation enclosure structure can be met.

The assembled flexible sound absorption and insulation screen of the embodiment can be applied to the following fields:

1. sound absorption and insulation treatment of air noise sources such as ship equipment cabins and the like;

2. the assembled sound insulation barrier is used for controlling construction noise of an engineering excavator, a crusher, an excavator and the like;

3. the sound insulation barrier and the sound insulation cover/chamber are assembled and used for blocking noises of industrial equipment, social life noise equipment and the like;

4. other enclosure type sound absorption and insulation devices.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An assembled flexible sound absorption and insulation screen is characterized by comprising a plurality of assembled screen units, wherein each screen unit comprises a framework, a base and a flexible sound absorption and insulation body, the framework is fixed on the base, the base is provided with a plurality of bolt holes for being connected with a ground structure, and the flexible sound absorption and insulation body is laid on one side of the framework; the edges of two sides of the flexible sound absorption and insulation body respectively extend out of a first flange and a second flange; the first flange of any barrier unit is mutually embedded with the second flange of another adjacent barrier unit; the flexible sound absorption and insulation body is formed by sewing glass fiber protective cloth, flame-retardant fiber sound absorption materials and flexible damping sound insulation materials together.

2. The assembled flexible sound absorbing and insulating panel of claim 1, wherein the thickness of the first flange and the thickness of the second flange are each less than the thickness of the flexible sound absorbing and insulating body.

3. The assembled flexible sound absorbing and insulating panel of claim 2, wherein the front surface of the first flange is lower than the front surface of the flexible sound absorbing and insulating body and forms a step having a height equal to the thickness of the second flange; the front surface of the second flange is flush with the front surface of the flexible sound absorption and insulation body.

4. The assembled flexible sound absorbing and insulating panel of claim 3, wherein the first flange has the same thickness as the second flange.

5. The assembled flexible sound absorption and insulation screen according to claim 1, wherein the framework comprises a vertically arranged square tube and a horizontally arranged angle iron, a square hole is arranged in the central area of the base, and the bottom end of the square tube is inserted into the square hole.

6. The assembled flexible sound absorbing and insulating panel as claimed in any one of claims 1 to 5, wherein the bases of the two barrier units assembled with each other are formed to be offset in height so as to be stacked one above another.

7. The assembled flexible sound absorbing and insulating panel according to any one of claims 1 to 5, wherein the fiberglass protective cloth is coated with a coating having high temperature, chemical, ultraviolet and water resistant functions.