CN219143789U - Combined sound insulation cover for pipeline - Google Patents

Abstract

The utility model belongs to the technical field of environmental protection and noise reduction, and particularly discloses a pipeline combined sound insulation cover, which comprises a buffer support piece, a sound insulation assembly and a lock catch; the sound insulation assembly further comprises a sound insulation inner layer, a sound insulation outer layer and a steel plate, and the three layers can effectively reduce noise and solve noise pollution of residents in densely populated areas; the sound insulation layer and the sound absorption layer can enhance the sound insulation effect, and the fastening layer can prolong the service life of the sound insulation cover. In addition, the combined cover can be combined into a straight pipe cover, a round pipe cover and a three-way pipe cover along the cross section direction, so that the convenience of pipeline installation is ensured.

Description

Combined sound insulation cover for pipeline

Technical Field

The utility model belongs to the technical field of environmental protection and noise reduction, and particularly relates to a pipeline combined sound insulation cover.

Background

At present, noise pollution of pipelines becomes an important social problem, because a plurality of pipelines are usually arranged at densely populated places, and the pipelines can be disturbed by the noise of equipment pipelines in living areas or in areas under construction, so that serious interference is brought to lives, study and work of residents. Thus, in densely populated areas, it is desirable to block the channel noise. In the prior art, the sound insulation method of the pipeline equipment is generally that an attractive material is arranged on the outer layer of the pipeline or an aluminum sheet is adopted for wrapping, so that the sound absorption effect is not ideal, and after the sound absorption material and the aluminum sheet are wrapped, water flow sound and other noise in floors can be frequently heard to influence the rest of residents.

Therefore, the provision of a new duct combination sound insulation cover is a technical problem to be solved by the person skilled in the art.

Disclosure of Invention

The utility model aims to overcome the defects that the sound absorption effect is not ideal in the prior art, the material is easy to corrode to influence the service life of a sound insulation layer, and provides a novel pipeline combined sound insulation cover.

The utility model provides a pipeline combined sound-insulating cover, which is wrapped on the outer wall of a pipeline and is characterized in that the sound-insulating cover is split into an upper split piece and a lower split piece along the length direction of the pipeline, locking devices are uniformly arranged at the edges of the upper split piece and the lower split piece, and the upper split piece and the lower split piece are respectively connected with each other through the locking devices;

the upper split piece and the lower split piece have the same structure and respectively comprise a sound insulation inner layer, a sound insulation outer layer and a fastening layer which are sequentially arranged from inside to outside, and a cavity is formed between the sound insulation inner layer and the pipeline;

the locking device is arranged on the fastening layer.

The further scheme is that glass cloth is arranged on the inner side of the sound insulation inner layer;

a punching plate is arranged on the inner side of the glass cloth;

and a buffer support piece is arranged on the inner side of the punching plate and used for supporting the sound insulation cover to keep a cavity between the sound insulation cover and the pipeline.

Further, the sound insulation inner layer is acoustic cotton.

Further, the sound insulation outer layer is a damping sound insulation plate.

Further, the fastening layer is a steel plate.

Further, the buffer support piece is provided with a spring, one end of the spring is fixedly connected with the punching plate, and the other end of the spring is abutted to the outer wall of the pipeline.

Further, the inner wall of one end of the sound insulation cover is sunken to form a concave step structure, and the outer wall of the other end of the sound insulation cover is cut to form a boss step structure which is matched with the concave step structure, so that a concave-convex spliced joint which can be spliced with each other is formed.

Further, through holes are formed in the upper split piece or/and the lower split piece, and concave step structures or boss step structures are arranged at the through holes.

Further, the sound insulation cover further comprises an expansion piece, the structure of the expansion piece is the same as that of the upper split piece, and the expansion piece is connected with the upper split piece and the lower split piece through a locking device.

Compared with the prior art, the utility model has the beneficial effects that: the sound insulation layer is divided into three layers, namely a sound insulation inner layer, a sound insulation outer layer and a fastening layer, so that a strong sound insulation effect is achieved; meanwhile, the pipe cover is reasonably split along the length direction of the pipeline, and is connected with each other transversely by adopting the locking device, so that the installation is convenient.

Drawings

The following drawings are illustrative of the utility model and are not intended to limit the scope of the utility model, in which:

fig. 1: a sound insulation cover interface schematic diagram;

fig. 2: a straight pipe cover split schematic diagram;

fig. 3: a circular bead pipe cover installation schematic diagram;

fig. 4: a three-way pipe cover schematic diagram;

fig. 5: a straight tube cover schematic diagram;

fig. 6: a schematic diagram of a round-corner pipe cover;

fig. 7: a multi-pipe cap schematic.

In the figure: 1-a sound insulation inner layer; 2-an outer sound insulation layer; 3-a fastening layer; 4-cushioning support; 5-piping; 6-locking device; 7-concave-convex splicing interfaces; 8-a straight tube cover; 9-a tee pipe cover; 10-a round-corner tube cover; 11-punching plate; 12-glass cloth; 101-upper split piece; 102-lower split; 103-expansion.

Detailed Description

The present utility model will be further described in detail with reference to the following specific examples, which are given by way of illustration, in order to make the objects, technical solutions, design methods and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Embodiment one:

the utility model provides a pipeline combined sound-insulating cover, which is wrapped on the outer wall of a pipeline 5, wherein the sound-insulating cover is split into an upper split piece 101 and a lower split piece 102 along the length direction of the pipeline 5, and locking devices 6 are uniformly arranged at the edges of the upper split piece 101 and the lower split piece 102, and the upper split piece 101 and the lower split piece 102 are respectively connected with each other through the locking devices 6;

the upper split piece 101 and the lower split piece 102 are identical in structure and comprise a sound insulation inner layer 1, a sound insulation outer layer 2 and a fastening layer 3 which are sequentially arranged from inside to outside, wherein the sound insulation inner layer 1 is acoustic cotton, the acoustic cotton plays a role in sound absorption, the average sound absorption coefficient is 0.88, the sound insulation outer layer 2 is a damping sound insulation plate, the damping sound insulation plate plays a role in sound insulation, and the average surface density of the damping sound insulation plate reaches 25-35kg/m ² The sound insulation amount is 15-35dB, and the fastening layer 3 is a steel plate and is used for confining all materials in the inner layer;

a cavity is formed between the sound insulation inner layer 1 and the pipeline;

the locker 6 is mounted on the fastening layer 3 and functions to connect the upper split 101 and the lower split 102, which are disposed on average on the surface of the fastening layer 3.

Preferably, the inner side of the sound insulation inner layer 1 is provided with a glass cloth 12, and the glass cloth 12 can wrap acoustic cotton of the layer;

a punching plate 11 is arranged on the inner side of the glass cloth 12;

the inside of the perforated plate 11 is provided with a buffer support 4, and the buffer support 4 is used for supporting the sound insulation cover to keep a cavity between the sound insulation cover and the pipeline.

Preferably, the buffer support 4 is provided as a spring, one end of the spring is fixedly connected with the punching plate 11, and the other end of the spring is abutted against the outer wall of the pipeline 5.

Preferably, the inner wall of one end of the sound-proof cover is sunken to form a concave step structure, the outer wall of the other end of the sound-proof cover is cut to form a boss step structure which is matched with the concave step structure, so that a concave-convex spliced joint 7 which can be mutually spliced is formed, and the sound-proof cover is of a multi-section spliced structure; generally, three common sound-insulating covers are divided according to the shape of a pipeline, namely a three-way pipe cover 9, a straight pipe cover 8 and a round pipe cover 10 as shown in fig. 4, 5 and 6, the pipeline sound-insulating cover is formed by splicing the three types of pipe covers through a concave-convex splicing opening 7, the round pipe cover 10 is arranged on the pipeline 5 as shown in fig. 3, and the splicing opening 7 can be connected with the straight pipe cover 8.

Preferably, the upper split piece 101 and/or the lower split piece 102 are/is provided with a through hole, and a concave step structure or a convex step structure is arranged at the through hole.

Preferably, as shown in fig. 7, the sound insulation cover further includes an expansion member 103, the structure of the expansion member 103 is the same as that of the upper split member 101, and the expansion member 3 is connected with the upper split member 101 and the lower split member 102 through a locking device 6.

Embodiment two:

in the first embodiment of the application, when two or more pipelines are arranged in parallel as shown in fig. 7, the sound-insulating covers can be combined in a split and spliced mode;

the sound insulation cover is characterized in that an upper split piece 101 and a lower split piece 102 are placed on the left side and the right side of a parallel pipeline to be wrapped, an expansion piece 103 of the upper rectangular sound insulation cover and the expansion piece 103 of the lower rectangular sound insulation cover are used in the middle to be combined, and separated pipe cover pieces are spliced through a locking device 6 to form the sound insulation cover.

Embodiment III:

the pipeline sound insulation cover examples of the first embodiment and the second embodiment are circular pipeline examples, and the pipeline sound insulation cover examples can be square sound insulation covers and rectangular sound insulation covers according to requirements of sound insulation equipment.

The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the technical improvements in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims (9)

1. The utility model provides a pipeline combination sound insulation cover, the sound insulation cover wraps up in pipeline (5) outer wall, its characterized in that, the sound insulation cover splits into split piece (101) and lower split piece (102) along the length direction of pipeline (5), the edge department of going up split piece (101) and lower split piece (102) evenly is provided with locker (6), goes up split piece (101) and lower split piece (102) interconnect through locker (6) respectively;

the upper split piece (101) and the lower split piece (102) have the same structure and respectively comprise a sound insulation inner layer (1), a sound insulation outer layer (2) and a fastening layer (3) which are sequentially arranged from inside to outside, and a cavity is formed between the sound insulation inner layer (1) and the pipeline;

the locking device (6) is arranged on the fastening layer (3).

2. A combined sound-proof cover for pipelines according to claim 1, characterized in that the inner side of the sound-proof inner layer (1) is provided with glass cloth (12);

a punching plate (11) is arranged on the inner side of the glass cloth (12);

the inside of the punching plate (11) is provided with a buffer support (4), and the buffer support (4) is used for supporting the sound insulation cover to keep a cavity between the sound insulation cover and a pipeline.

3. A combined sound-proof cover for pipelines according to claim 1, characterized in that the sound-proof inner layer (1) is acoustic cotton.

4. A combined sound-proof cover for pipelines according to claim 1, characterized in that the sound-proof outer layer (2) is a damping sound-proof plate.

5. A duct work sound-proof enclosure according to claim 2, characterized in that the fastening layer (3) is a steel plate.

6. A combined sound-proof cover for pipelines according to claim 2, characterized in that the buffer support (4) is provided as a spring, one end of the spring is fixedly connected with the punching plate (11), and the other end is abutted with the outer wall of the pipeline (5).

7. A combined sound-proof cover for pipelines according to claim 1, characterized in that the inner wall of one end of the sound-proof cover is sunken to form a concave step structure, and the outer wall of the other end of the sound-proof cover is cut to form a boss step structure which is matched with the concave step structure, so that a concave-convex spliced joint (7) which can be spliced with each other is formed.

8. A combined sound-proof cover for pipelines according to claim 1, characterized in that the upper split piece (101) or/and the lower split piece (102) is/are provided with through holes, and concave step structures or boss step structures are arranged at the through holes.

9. A combined sound-proof cover for pipelines according to claim 1, characterized in that the sound-proof cover further comprises an expansion piece (103), the structure of the expansion piece (103) is the same as that of the upper split piece (101), and the expansion piece (103) is connected with the upper split piece (101) and the lower split piece (102) through a locking device (6).

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