CN215870479U

CN215870479U - Box-type substation of making an uproar falls in giving sound insulation

Info

Publication number: CN215870479U
Application number: CN202120117842.0U
Authority: CN
Inventors: 董灵磊
Original assignee: Xinyu Chengcheng Electric Power Co ltd
Current assignee: Xinyu Chengcheng Electric Power Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2022-02-18
Anticipated expiration: 2031-01-15

Abstract

The utility model discloses a sound insulation and noise reduction box-type substation in the field of box-type substations, which comprises a base, wherein a sound insulation and noise reduction box is arranged on the upper part of the base, the upper part of the sound insulation and noise reduction box is arranged on a rainproof ceiling, an air outlet is arranged on the upper part of the left side of the sound insulation and noise reduction box, an air inlet is arranged on the lower part of the right side of the sound insulation and noise reduction box, the box structure is provided with a sound insulation plate, an asbestos fiber layer, a first noise elimination plate group, a second noise elimination plate group, a sound absorption cotton layer and a honeycomb sound absorption core layer for primary noise reduction and sound insulation, the sound insulation effect is good, the noise is reduced, the first noise elimination plate group and the second noise elimination plate group are arranged in the box structure, the noise elimination plates of the first noise elimination plate group and the second noise elimination plate group are in one-to-one butt joint, the included angle is more than 90 degrees and less than 180 degrees, the secondary noise elimination and noise reduction are carried out, the sound insulation and noise reduction of the whole device is more obvious, and the noise transformation is effectively prevented from being transmitted to the outside, the noise reduction performance of the box-type substation is improved.

Description

Box-type substation of making an uproar falls in giving sound insulation

Technical Field

The utility model relates to the field of box-type substations, in particular to a sound-insulation and noise-reduction box-type substation.

Background

The residential engineering box-type substation mainly comprises a substation box body (shell), a high-voltage distribution device, a power transformer and a low-voltage distribution device, wherein the high-voltage distribution device, the power transformer and the low-voltage distribution device are arranged in the box body. The substation box body is usually composed of a light concrete cast-in-place plate structure or a light sandwich color steel plate structure, and a certain ventilation opening is reserved on the box body to enhance the heat dissipation in the box body.

The existing residential engineering box-type substation is usually located near a user, certain noise can be generated in the operation process of a power transformer, interference and influence are generated on work, study and rest of people, the sound insulation quantity of the existing light-structure distribution transformer box body is limited, and the sound leakage of a ventilation and heat dissipation opening is obvious, so that the problem of noise pollution of the residential engineering box is more prominent.

Based on the technical scheme, the utility model designs the sound-insulation noise-reduction box type transformer substation to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sound-insulation noise-reduction box-type substation, and aims to solve the problems that the existing residential engineering box-type substation is usually positioned near a user, certain noise is generated in the operation process of a power transformer, interference and influence are generated on work, study and rest of people, the sound insulation quantity of the existing light-structure distribution transformer box body is limited, and the sound leakage of a ventilation and heat dissipation opening is obvious, so that the problem of noise pollution of the residential engineering box is more prominent.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a box-type substation of making an uproar falls in giving sound insulation, includes the base, base upper portion is provided with the noise reduction case that makes an uproar that gives sound insulation, noise reduction case left side upper portion that makes an uproar falls in giving sound insulation sets up in rain-proof ceiling, noise reduction case right side lower part is provided with the air intake, noise reduction case inner structure that makes an uproar falls from inside to outside is acoustic celotex board, asbestos fibre layer, first noise elimination board group, second noise elimination board group, inhales cotton layer of sound, the sound sandwich layer is inhaled to the honeycomb in proper order, solves present house project box-type substation and is located near user usually, because power transformer operation in-process can produce certain noise, work, study, rest to people produce interference and influence, the sound insulation volume of present light structure distribution case body is limited, ventilation cooling mouth sound leakage is obvious to lead to house project box change the comparatively outstanding problem of noise pollution problem.

In a further aspect of the present invention, the sound insulation board, the asbestos fiber layer, the first sound attenuation plate group, the second sound attenuation plate group, the sound absorption cotton layer, and the honeycomb sound absorption core layer are bonded together.

In a further aspect of the present invention, the first muffler plate group and the second muffler plate group are symmetrically disposed.

As a further scheme of the utility model, the muffling plates of the first muffling plate group are in one-to-one butt joint with the muffling plates of the second muffling plate group, and the included angle is larger than 90 degrees and smaller than 180 degrees.

As a further scheme of the utility model, a low-noise fan is arranged at the air inlet, and a silencing system is arranged at the air outlet.

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

the box body structure is provided with the sound insulation plate, the asbestos fiber layer, the first sound attenuation plate group, the second sound attenuation plate group, the sound absorption cotton layer and the honeycomb sound absorption core layer to perform primary noise reduction and sound insulation, so that the sound insulation effect is good, the noise is reduced, the first sound attenuation plate group and the second sound attenuation plate group are arranged in the box body structure, the sound attenuation plates of the first sound attenuation plate group and the sound attenuation plates of the second sound attenuation plate group are in one-to-one butt joint, the included angle is larger than 90 degrees and smaller than 180 degrees, and simultaneously, the low-noise fan arranged at the air inlet and the sound attenuation system arranged at the air outlet are matched to perform secondary noise reduction and sound attenuation, so that the sound insulation and the noise reduction of the whole device are more obvious, the noise is effectively prevented from being transmitted to the outside of the transformer substation, and the noise reduction performance of the box type transformer substation is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall front view structure of the present invention;

FIG. 2 is a schematic sectional view of the case body at the position A of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. the sound-absorbing and noise-reducing box comprises a base 2, a sound-insulating and noise-reducing box 3, a rainproof ceiling 4, an air outlet 5, an air inlet 6, a sound-insulating plate 7, an asbestos fiber layer 8, a first sound-absorbing plate group 9, a second sound-absorbing plate group 10, a sound-absorbing cotton layer 11 and a honeycomb sound-absorbing core layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a sound-insulation noise-reduction box-type substation comprises a base 1, wherein a sound-insulation noise-reduction box 2 is arranged at the upper part of the base 1, the upper part of the sound insulation and noise reduction box 2 is arranged on a rainproof ceiling 3, the upper part of the left side of the sound insulation and noise reduction box 2 is provided with an air outlet 4, the lower part of the right side of the sound insulation and noise reduction box 2 is provided with an air inlet 5, the internal structure of the sound insulation and noise reduction box 2 sequentially comprises a sound insulation plate 6, an asbestos fiber layer 7, a first noise elimination plate group 8, a second noise elimination plate group 9, a sound absorption cotton layer 10 and a honeycomb sound absorption core layer 11 from inside to outside, the problem that the existing residential engineering box-type substation is usually positioned near a user and generates certain noise in the operation process of a power transformer is solved, the box body has limited sound insulation and obvious sound leakage at the ventilation and heat dissipation port, thereby causing the problem of more prominent noise pollution of the residential engineering box.

The sound insulation board 6, the asbestos fiber layer 7, the first sound attenuation board group 8, the second sound attenuation board group 9, the sound absorption cotton layer 10 and the honeycomb sound absorption core layer 11 are bonded.

The first muffler plate group 8 and the second muffler plate group 9 are arranged in bilateral symmetry.

The muffling plates of the first muffling plate group 8 are in one-to-one butt joint with the muffling plates of the second muffling plate group 9, and the included angle is larger than 90 degrees and smaller than 180 degrees.

The air inlet 5 is provided with a low-noise fan, and the air outlet 4 is provided with a silencing system.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a box-type substation of making an uproar falls gives sound insulation, includes base (1), its characterized in that: base (1) upper portion is provided with sound insulation and falls case of making an uproar (2), sound insulation and fall case of making an uproar (2) upper portion of making an uproar and set up in rain-proof ceiling (3), sound insulation and fall case of making an uproar (2) left side upper portion and be provided with air outlet (4), sound insulation and fall case of making an uproar (2) right side lower part and be provided with air intake (5), sound insulation and fall case of making an uproar (2) inner structure from inside to outside in proper order for acoustic celotex board (6), asbestos fiber layer (7), first noise elimination plate group (8), second noise elimination plate group (9), inhale cotton layer (10), the sound sandwich layer (11) is inhaled to the honeycomb.

2. The sound-insulation noise-reduction box-type substation according to claim 1, characterized in that: the sound insulation board (6), the asbestos fiber layer (7), the first sound attenuation plate group (8), the second sound attenuation plate group (9), the sound absorption cotton layer (10) and the honeycomb sound absorption core layer (11) are bonded.

3. The sound-insulation noise-reduction box-type substation according to claim 1, characterized in that: the first silencing plate set (8) and the second silencing plate set (9) are arranged in a bilateral symmetry mode.

4. A sound-insulating and noise-reducing box-type substation according to claim 3, characterized in that: the muffling plates of the first muffling plate group (8) are in one-to-one butt joint with the muffling plates of the second muffling plate group (9), and the included angle is larger than 90 degrees and smaller than 180 degrees.

5. The sound-insulation noise-reduction box-type substation according to claim 1, characterized in that: the air inlet (5) is provided with a low-noise fan, and the air outlet (4) is provided with a silencing system.