CN209429313U

CN209429313U - A kind of building engineering wall sound-insulating structure

Info

Publication number: CN209429313U
Application number: CN201821905671.2U
Authority: CN
Inventors: 李进霞; 陈红青; 王林
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-20
Filing date: 2018-11-20
Publication date: 2019-09-24
Anticipated expiration: 2028-11-20

Abstract

The utility model discloses a kind of building engineering wall sound-insulating structures, including wall, the inside of the wall includes clamping plate, polyester fiber sound absorbing layer, sound insulation carpet veneer and acoustical cotton layer, the inner face of the clamping plate is installed with polyester fiber sound absorbing layer, and the inner face of the polyester fiber sound absorbing layer is installed with sound insulation carpet veneer.The material of clamping plate is manganese steel, clamping plate density is high, it is whole that there is isolation effect well to sound, the hemisphere groove transverse and longitudinal mutual dislocation of the two clamping plates of left and right sides, thus sound can't directly be blazed abroad by hemisphere groove and circular hole, polyester fiber sound absorbing layer and sound insulation carpet veneer are all fiber layer structure, and fiber gap is all irregular, thus when sound is internal into them, pass through the irregular hole of internal fiber, sound can be prevented from directly blazing abroad, and pass through fine and closely woven fibre structure, by energetic the subtracting of sound transmitting, so that integral wall structure soundproof effect is more preferable.

Description

A kind of building engineering wall sound-insulating structure

Technical field

The utility model relates to a kind of building engineering wall sound-insulating structures.

Background technique

Sound insulation is compound with sound insulating structure such as sound proof window, soundproof door, acoustic screen, sound booth, sound insulation list, sound-proof wall, lightweight Structure etc. can shield sound, to reduce sound radiation hazradial bundle, indoors, it is outdoor can be used, such as the two sides of light rail, highway Acoustic screen, either inside acoustic screen, soundproof door for building etc..

Existing house sound-proof wall body using keel as midfoot support, lateral irrigation muck cotton in keel, and the outer end of keel Plasterboard is installed in face, whole to achieve the purpose that sound insulation to acoustic absorption and recession using the irregular fiber gap of rock wool, but Existing shortcoming has: plasterboard density itself is small, poor to the propagation insulating of sound, while rock wool sound-absorbing effect is bad, So that whole sound-proof wall body structure soundproof effect is less desirable.

Utility model content

The purpose of this utility model is to provide a kind of building engineering wall sound-insulating structures, to solve above-mentioned background skill The undesirable problem of the soundproof effect proposed in art.

To achieve the above object, the utility model provides the following technical solutions: a kind of building engineering wall sound insulation knot Structure, including wall, the inside of the wall include clamping plate, polyester fiber sound absorbing layer, sound insulation carpet veneer and acoustical cotton layer, the folder The inner face of plate is installed with polyester fiber sound absorbing layer, and the inner face of the polyester fiber sound absorbing layer is installed with sound insulation carpet veneer, described Circular hole is uniformly provided in clamping plate, the external port of the circular hole is equipped with hemisphere groove.

Preferably, the material of the clamping plate is manganese steel, with a thickness of 1.2 centimetres.

Preferably, the inner face of the sound insulation carpet veneer is bonded with acoustical cotton layer.

Preferably, it is uniformly provided with insertion hole in the acoustical cotton layer, inserts in the hole and is inserted with round bar, the end connection of round bar The inner end of sound insulation carpet veneer.

Compared with prior art, the utility model has the beneficial effects that when the outer surface of acoustic contact clamping plate, clamping plate Material is manganese steel, and clamping plate density is high, whole to have good isolation effect by the concave inward structure of hemisphere groove sound Sound is largely absorbed in the inside of hemisphere groove, sound can import in circular hole, the final middle part for importing sound-insulating structure, and control The hemisphere groove transverse and longitudinal mutual dislocation of the two clamping plates of side, thus sound can't be propagated directly by hemisphere groove and circular hole It goes out, polyester fiber sound absorbing layer and sound insulation carpet veneer are all fiber layer structure, and fiber gap is all irregular, thus when sound enters When they are internal, by the irregular hole of internal fiber, sound can be prevented from directly blazing abroad, and pass through fine and closely woven fiber knot Energetic the subtracting of sound transmitting is solved that soundproof effect is undesirable to ask so that integral wall structure soundproof effect is more preferable by structure Topic.

Detailed description of the invention

Fig. 1 is the main view local cutting schematic diagram of the utility model；

Fig. 2 is the hemisphere groove distribution schematic diagram of the utility model；

Fig. 3 is the support column distribution schematic diagram of the utility model.

In figure: 1 wall, 2 clamping plates, 3 polyester fiber sound absorbing layers, 4 sound insulation carpet veneers, 5 acoustical cotton layers, 6 circular holes, 7 hemisphere grooves, 8 insertion holes, 9 round bars.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model Limitation.

Please refer to Fig. 1, Fig. 2 and Fig. 3, the utility model provides a kind of technical solution: a kind of building engineering wall every Sound structure, including wall 1, the inside of wall 1 include clamping plate 2, polyester fiber sound absorbing layer 3, sound insulation carpet veneer 4 and acoustical cotton layer 5, Clamping plate 2, polyester fiber sound absorbing layer 3, sound insulation carpet veneer 4 and 5 entirety of acoustical cotton layer are pressed into using bonding, the inner face dress of clamping plate 2 Equipped with polyester fiber sound absorbing layer 3, polyester fiber sound absorbing layer 3 and sound insulation carpet veneer 4 are all fiber layer structure, and fiber gap is neither advised Then, thus when sound is internal into them, by the irregular hole of internal fiber, sound can be prevented from directly blazing abroad, And pass through fine and closely woven fibre structure, and air pulsation caused by sound causes fiber also to shake with it, during fiber vibration, By energetic the subtracting of sound transmitting, the volume for reducing sound is then maximized, the material of clamping plate 2 is manganese steel, and 2 density of clamping plate is high, Whole to have isolation effect well to sound, with a thickness of 1.2 centimetres, the inner face of polyester fiber sound absorbing layer 3 is installed with sound insulation Carpet veneer 4, the outer wall of the inner wall of polyester fiber sound absorbing layer 3 fixed sound insulation carpet veneer 4 by the way of bonding, the inner wall of sound insulation carpet veneer 4 The outer wall of fixed acoustical cotton layer 5, further passes through the irregular pore structure in inside of acoustical cotton layer 5, sound by the way of bonding Sound, which enters inside it, directly to be spread out of, but continuous reflection consumption acoustic energy inside it, further weaken volume, every The inner face of sound carpet veneer 4 is bonded with acoustical cotton layer 5, and circular hole 6 is uniformly provided in clamping plate 2, and the external port of circular hole 6 is equipped with hemisphere groove 7, hemisphere groove 7 is substantially hemispherical groove structure and passes through the indent of hemisphere groove 7 when the outer surface of acoustic contact clamping plate 2 Structure can largely absorb sound in the inside of hemisphere groove 7, and sound can import in circular hole 6, final to import in sound-insulating structure Portion, and the 7 transverse and longitudinal mutual dislocation of hemisphere groove of the two clamping plates 2 of left and right sides, thus sound can't directly pass through half ball impression Slot 7 and circular hole 6 blaze abroad, and insertion hole 8 is uniformly provided in acoustical cotton layer 5, and insertion hole 8 and round bar 9 cooperate section to be all circle, And to be slidably matched, the both ends of round bar 9 are connected to the inner wall of sound insulation carpet veneer 4 by the way of bonding, so that acoustical cotton layer 5 is more Stable maintenance side in sound-insulating structure is inserted into hole 8 and is inserted with round bar 9, the inner end of the end connection sound insulation carpet veneer 4 of round bar 9.

When the utility model is specifically implemented: passing through the indent of hemisphere groove 7 when the outer surface of acoustic contact clamping plate 2 Structure can largely absorb sound in the inside of hemisphere groove 7, and sound can import in circular hole 6, final to import in sound-insulating structure Portion, the material of clamping plate 2 are manganese steel, and 2 density of clamping plate is high, and entirety has sound completely cuts off effect well, and two pieces of left and right sides The 7 transverse and longitudinal mutual dislocation of hemisphere groove of clamping plate 2, thus sound can't be propagated out directly by hemisphere groove 7 and circular hole 6 It going, polyester fiber sound absorbing layer 3 and sound insulation carpet veneer 4 are all fiber layer structure, and fiber gap is all irregular, thus when sound enters When they are internal, by the irregular hole of internal fiber, sound can be prevented from directly blazing abroad, and pass through fine and closely woven fiber knot Structure, air pulsation caused by sound cause fiber also to shake with it, during fiber vibration, also by the energetic of sound transmitting Subtract, then maximize the volume for reducing sound, further pass through the irregular pore structure in inside of acoustical cotton layer 5, sound enters It will not directly be spread out of inside it, but continuous reflection consumption acoustic energy inside it, volume is further weakened, so that whole 1 structure soundproof effect of wall is more preferable.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of building engineering wall sound-insulating structure, including wall (1), it is characterised in that: wrap the inside of the wall (1) Containing clamping plate (2), polyester fiber sound absorbing layer (3), sound insulation carpet veneer (4) and acoustical cotton layer (5), the inner face of the clamping plate (2) is filled Equipped with polyester fiber sound absorbing layer (3), the inner face of the polyester fiber sound absorbing layer (3) is installed with sound insulation carpet veneer (4), the clamping plate (2) it is uniformly provided with circular hole (6) in, the external port of the circular hole (6) is equipped with hemisphere groove (7).

2. a kind of building engineering wall sound-insulating structure according to claim 1, it is characterised in that: the clamping plate (2) material is manganese steel, with a thickness of 1.2 centimetres.

3. a kind of building engineering wall sound-insulating structure according to claim 1, it is characterised in that: the sound insulation carpet veneer (4) inner face is bonded with acoustical cotton layer (5).

4. a kind of building engineering wall sound-insulating structure according to claim 3, it is characterised in that: the acoustical cotton layer (5) it is uniformly provided with insertion hole (8) in, is inserted with round bar (9) in insertion hole (8), the end of round bar (9) connects sound insulation carpet veneer (4) Inner end.