KR20210071345A - Soundproof plate with high-strength by wind load - Google Patents

Soundproof plate with high-strength by wind load Download PDF

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Publication number
KR20210071345A
KR20210071345A KR1020190161431A KR20190161431A KR20210071345A KR 20210071345 A KR20210071345 A KR 20210071345A KR 1020190161431 A KR1020190161431 A KR 1020190161431A KR 20190161431 A KR20190161431 A KR 20190161431A KR 20210071345 A KR20210071345 A KR 20210071345A
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South Korea
Prior art keywords
wind load
soundproofing
present
sound
against wind
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KR1020190161431A
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Korean (ko)
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황점미
정창원
한주형
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재단법인 한국화학융합시험연구원
주식회사 우영산업
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Priority to KR1020190161431A priority Critical patent/KR20210071345A/en
Publication of KR20210071345A publication Critical patent/KR20210071345A/en

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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
    • E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
    • E01F8/0047—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with open cavities, e.g. for covering sunken roads
    • E01F8/0064—Perforated plate or mesh, e.g. as wall facing
    • E01F8/007—Perforated plate or mesh, e.g. as wall facing with damping material
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
    • E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
    • E01F8/0023—Details, e.g. foundations

Abstract

The present invention relates to a soundproofing board with excellent rigidity against wind load, and an object of the present invention is to provide a soundproofing board with excellent rigidity against wind load to prevent damage by maintaining rigidity against wind load. The soundproofing board comprises: a soundproofing board case having an opened front surface and a space portion formed therein; a sound absorbing material coupled to the space portion of the soundproofing board case; and a front plate coupled to a front surface of the soundproofing board case and formed with a plurality of sound absorbing holes. A plurality of reinforcing units are formed on the front plate in a longitudinal direction, and in the reinforcing unit, arc-shaped grooves are formed inward and a linear coupling unit is formed between the arc-shaped grooves.

Description

풍하중에 대한 강성이 우수한 방음판{Soundproof plate with high-strength by wind load}Soundproof plate with high-strength by wind load

본 발명은 풍하중에 대한 강성이 우수한 방음판에 관한 것으로, 더욱 상세하게는, 풍하중에 대한 강성이 유지되어 파손되지 않도록 하는 풍하중에 대한 강성이 우수한 방음판에 관한 것이다.The present invention relates to a soundproofing board having excellent rigidity against wind load, and more particularly, to a soundproofing board having excellent rigidity against wind load, which maintains rigidity against wind load and prevents damage.

일반적으로, 차량이 주행하는 도로 또는 철도 등에는 차량으로부터 발생되는 소음이 도로와 인접된 주거지역으로 소음이 전달되지 않도록 방음벽을 설치하고 있다.In general, a sound barrier is installed on a road or railroad on which a vehicle travels so that noise generated from the vehicle is not transmitted to a residential area adjacent to the road.

방음벽은, 도로의 가장자리 또는 중앙분리대에서 길이방향을 따라 복수개 설치되는 지주들 사이에 방음판이 상하로 또는 좌우로 배열 결합되어 소음을 차단하는 구조로 이루어진다.The soundproof wall has a structure in which soundproofing plates are arranged and coupled vertically or horizontally between a plurality of posts installed along the longitudinal direction at the edge of a road or a median to block noise.

상기 지주는, 평단면 형상이 'H'형상으로 이루어져 있고, 양쪽에 형성된 수직홈에 방음판의 양단이 끼워져 고정되도록 하고 있다.The post is made of an 'H' shape in a flat cross-section, and both ends of the soundproofing plate are fitted and fixed in vertical grooves formed on both sides.

이러한 방음판의 관한 종래의 일예로서는, 대한민국 등록실용신안 20-0419654호의 "알루미늄 프레임으로 구성된 조립식 방음판"에서 찾아 볼수 있다.As a conventional example of such a sound insulation board, it can be found in "A prefabricated sound insulation board composed of an aluminum frame" of Republic of Korea Registered Utility Model No. 20-0419654.

도 1 및 도 2는 종래에 따른 방음판을 나타낸 도면이다.1 and 2 are views showing a sound insulation board according to the prior art.

도 1 및 도 2를 참고하면, 방음벽용 방음판에 있어서, 알루미늄재질의 프레임(1)을 구성하는 바(BAR)부재(2)는 그 중심부가 사각단면형상인 지지부(3)와, 그 마주보는 양측에 길이방향으로 요홈을 구비한 한 쌍의 전면부재 삽입홈(4) 과 후면부재 삽입홈(5)이 구성되어, 상기의 바(BAR)부재(2) 4조각이 일정한 간격을 유지하며 상.하.좌.우로 배열되어 사각 틀 형태인 프레임(1)이 조립 결합되고, 전면부재(6)는 소음이 입사될 수 있는 흡음구(7)를 구비한 형태로 구성되며, 후면부재(8) 소음을 차단하는 구조의 밀폐형태로 구성되어, 상기의 프레임(1) 전면부재 삽입홈(4)에 전면부재(6)가 삽입결합되고, 후면부재 삽입홈(5)에는 후면부재(8)가 삽입 결합되어 그 내부면에 흡음재(9)가 내장되는 것이다.1 and 2, in the sound insulation board for sound barriers, the bar (BAR) member 2 constituting the aluminum frame 1 includes a support part 3 having a square cross-section in the center thereof, and the opposite A pair of front member insertion grooves (4) and rear member insertion grooves (5) having grooves in the longitudinal direction on both sides are configured, so that the four pieces of the bar member (2) are spaced at regular intervals. The frame (1) in the form of a square frame arranged in the lower, left and right directions is assembled and coupled, and the front member (6) is configured to have a sound absorbing port (7) through which noise can be incident, and the rear member (8) ) is composed of a closed type of a structure that blocks noise, the front member 6 is inserted and coupled to the front member insertion groove 4 of the frame (1), and the rear member 8 is inserted into the rear member insertion groove 5 is inserted and coupled so that the sound-absorbing material 9 is built-in on its inner surface.

그러나, 종래의 방음판은 풍하중에 대한 강도가 약해서 파손되는 문제점이 있다.However, the conventional sound insulation board has a problem in that it is damaged due to weak strength against wind load.

특허 1: 등록실용신안 20-0419654호[등록일자: 2006년06월16일]Patent 1: Registered Utility Model No. 20-0419654 [Registration Date: June 16, 2006]

본 발명은 상기 종래기술의 문제점을 해결하기 위한 것으로, 본 발명의 목적은, 풍하중에 대한 강성이 유지되어 파손되지 않도록 하는 풍하중에 대한 강성이 우수한 방음판을 제공함에 있다.SUMMARY OF THE INVENTION The present invention is to solve the problems of the prior art, and an object of the present invention is to provide a soundproofing plate having excellent rigidity against wind load so as not to be damaged by maintaining rigidity against wind load.

본 발명을 달성하기 위한 기술적 사상으로 풍하중에 대한 강성이 우수한 방음판은, 전면이 개방되고, 내부에 공간부가 형성된 방음판케이스와, 상기 방음판케이스의 공간부에 결합되는 흡음재와, 상기 방음판케이스의 전면에 결합되고, 다수의 흡음공이 형성된 전면판을 포함하는 방음판에 있어서, 상기 전면판에는 길이방향으로 보강부를 복수개 형성하되, 상기 보강부는, 원호형홈이 내측방향으로 형성되고, 상기 원호형홈 사이에는 선형의 결합부가 형성되도록 하는 것이다.As a technical idea for achieving the present invention, a soundproofing plate having excellent rigidity against wind load has an open front, a soundproofing plate case having a space formed therein, a sound-absorbing material coupled to the space of the soundproofing plate case, and a front surface of the soundproofing plate case. In the soundproofing plate comprising a front plate coupled and having a plurality of sound-absorbing holes formed therein, a plurality of reinforcement parts are formed in the longitudinal direction on the front plate, and the reinforcement part has an arc-shaped groove formed in the inward direction, and between the arc-shaped grooves It is to form a linear coupling portion.

본 발명을 달성하기 위한 기술적 사상으로 본 발명에 따른 풍하중에 대한 강성이 우수한 방음판은 방음판의 전면판에 길이방향으로 보강부를 복수개 형성하되, 상기 보강부는, 원호형홈이 내측방향으로 형성되고, 상기 원호형홈 사이에는 선형의 결합부가 형성되도록 함으로서, 풍하중에 대한 강성이 유지되어 파손되지 않도록 할 수 있다.As a technical idea for achieving the present invention, the soundproofing board having excellent rigidity against wind load according to the present invention forms a plurality of reinforcing parts in the longitudinal direction on the front plate of the soundproofing plate, and the reinforcing part, the arc-shaped groove is formed in the inward direction, By forming a linear coupling portion between the arc-shaped grooves, it is possible to maintain the rigidity against the wind load and prevent it from being damaged.

도 1 및 도 2는 종래에 따른 방음판을 나타낸 도면.
도 3은 본 발명에 따른 강성이 우수한 방음판의 단면도이다
도 4는 일반적인 방음판의 정하중시험을 한 해석 결과를 나타낸 도면.
도 5는 일반적인 방음판의 응력시험을 한 해석 결과를 나타낸 도면.
도 6은 본 발명에 따른 풍하중에 대한 강성이 우수한 방음판의 정하중시험을 한 해석 결과를 나타낸 도면.
도 7은 본 발명에 따른 풍하중에 대한 강성이 우수한 방음판의 응력시험을 한 해석 결과를 나타낸 도면.1 and 2 are views showing a sound insulation board according to the prior art.
3 is a cross-sectional view of a sound insulation board having excellent rigidity according to the present invention;
4 is a view showing the analysis results of a static load test of a general sound insulation board.
5 is a view showing the analysis results of a stress test of a general sound insulation board.
6 is a view showing the analysis results of the static load test of the soundproofing board having excellent rigidity against wind load according to the present invention.
7 is a view showing the analysis results of the stress test of the sound insulation board having excellent rigidity against wind load according to the present invention.

본 발명의 이점 및 특징, 그리고 그것들을 달성하는 방법은 첨부되는 도면과 함께 상세하게 후술 되어 있는 실시예들을 참조하면 명확해질 것이다. 그러나 본 발명은 이하에서 개시되는 실시예들에 한정되는 것이 아니라 서로 다른 다양한 형태로 구현될 것이며, 단지 본 실시예들은 본 발명의 개시가 완전하도록 하며, 본 발명이 속하는 기술분야에서 통상의 지식을 가진 자에게 발명의 범주를 완전하게 알려주기 위해 제공되는 것이며, 본 발명은 청구항의 기재에 의해 정의된다.Advantages and features of the present invention and methods of achieving them will become apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but will be implemented in a variety of different forms, and only these embodiments allow the disclosure of the present invention to be complete, and common knowledge in the technical field to which the present invention belongs It is provided to fully inform the possessor of the scope of the invention, and the present invention is defined by the description of the claims.

한편, 본 명세서에서 사용된 용어는 실시예들을 설명하기 위한 것이며 본 발명을 제한하고자 하는 것은 아니다. 본 명세서에서, 단수형은 문구에서 특별히 언급하지 않는 한 복수형도 포함한다. 명세서에서 사용되는 "포함한다(comprises)" 및/또는 "포함하는(comprising)"은 언급된 구성소자, 단계, 동작 및/또는 소자에 하나 이상의 다른 구성소자, 단계, 동작 및/또는 소자의 존재 또는 추가함을 배제하지 않는다. 이하, 첨부된 도면을 참조하여 본 발명의 실시예를 상세히 설명하기로 한다.On the other hand, the terms used herein are for the purpose of describing the embodiments and are not intended to limit the present invention. As used herein, the singular also includes the plural unless specifically stated otherwise in the phrase. As used herein, "comprises" and/or "comprising" refers to the presence of one or more other components, steps, operations and/or elements in a referenced element, step, operation and/or element. or addition is not excluded. Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 3은 본 발명에 따른 강성이 우수한 방음판의 단면도이다.3 is a cross-sectional view of a sound insulation board having excellent rigidity according to the present invention.

도 3을 참고하면, 본 발명에 따른 강성이 우수한 방음판은 전면이 개방되고, 내부에 공간부가 형성된 방음판케이스와, 상기 방음판케이스의 공간부에 결합되는 흡음재와, 상기 방음판케이스의 전면에 결합되고, 다수의 흡음공이 형성된 전면판을 포함한다.Referring to Figure 3, the sound insulation board having excellent rigidity according to the present invention has an open front, a soundproof plate case having a space formed therein, a sound absorbing material coupled to the space of the soundproof plate case, and is coupled to the front surface of the soundproof plate case, It includes a front plate in which a plurality of sound-absorbing holes are formed.

또한, 상기 전면판에는 길이방향으로 보강부를 복수개 형성하되, 상기 보강부는, 원호형홈이 내측방향으로 형성되고, 상기 원호형홈 사이에는 선형의 결합부가 형성되도록 하는 것이다.In addition, a plurality of reinforcement parts are formed on the front plate in the longitudinal direction, and the reinforcement part has an arc-shaped groove formed in an inward direction, and a linear coupling part is formed between the arc-shaped grooves.

상기 흡음재는 재활용 플라스틱을 압축하여 흡음재 몸체를 형성하고, 상기 흡음재 몸체를 미세타공핀으로 타공하여 미세타공홈을 형성하도록 이루어진 것이다.The sound-absorbing material is made to form a sound-absorbing material body by compressing the recycled plastic, and to form a micro-perforated groove by perforating the sound-absorbing material body with a micro-perforated pin.

또한, 상기 흡음재는 100Hz ~ 4000Hz의 주파수에서 흡음률은 0.04 ~ 0.63%이며, 평균 흡입률이 0.48% 이상이며, 상기 방음판는 100Hz ~ 4000Hz의 주파수에서 흡음률은 0.08 ~ 0.87%이며, 평균 흡입률이 0.71% 이상인 것이다.In addition, the sound absorption material has a sound absorption rate of 0.04 to 0.63% at a frequency of 100Hz to 4000Hz, and an average suction rate is 0.48% or more, and the sound absorption plate has a sound absorption rate of 0.08 to 0.87% at a frequency of 100Hz to 4000Hz, and an average suction rate is 0.71% it is more than

이를 입증하기 위하여 일적이 방음판과 풍하중에 대한 강성이 우수한 방음판에 대해 330kgf로 정하중시험과 응력시험을 실시하였다.In order to prove this, static load test and stress test were conducted at 330kgf for soundproofing board with excellent rigidity against wind load.

도 4는 일반적인 방음판의 정하중시험을 한 해석 결과를 나타낸 도면이고, 도 5는 일반적인 방음판의 응력시험을 한 해석 결과를 나타낸 도면이며, 도 6은 본 발명에 따른 풍하중에 대한 강성이 우수한 방음판의 정하중시험을 한 해석 결과를 나타낸 도면이고, 도 7은 본 발명에 따른 풍하중에 대한 강성이 우수한 방음판의 응력시험을 한 해석 결과를 나타낸 도면이다.4 is a view showing the analysis result of a static load test of a general sound insulation board, FIG. 5 is a view showing the analysis result of a stress test of a general sound insulation board, and FIG. 6 is a static load of a sound insulation board excellent in stiffness against wind load according to the present invention It is a view showing the analysis result of the test, and FIG. 7 is a view showing the analysis result of the stress test of the sound insulation board having excellent rigidity against wind load according to the present invention.

도 4 내지 도 7을 참고하면, 일반적인 방음판은 정하중시험에서 최대변위가 52.7mm 본 발명에 따른 풍하중에 대한 강성이 우수한 방음판은 정하중시험에서 최대변위가 9.24mm이다.Referring to FIGS. 4 to 7 , a typical sound insulation board has a maximum displacement of 52.7 mm in a static load test, and a sound insulation board having excellent stiffness against wind load according to the present invention has a maximum displacement of 9.24 mm in a static load test.

또한, 일반적인 방음판의 최대응력은 100.5Mpa이고, 본 발명에 따른 풍하중에 대한 강성이 우수한 방음판의 최대응력은 97.0Mpa이다.In addition, the maximum stress of the general sound insulation board is 100.5Mpa, and the maximum stress of the sound insulation board excellent in stiffness against wind load according to the present invention is 97.0Mpa.

따라서, 일반적인 방음판에 비해 본 발명에 따른 풍하중에 대한 강성이 우수한 방음판이 최대변위 및 최대응력이 적게 나타나 풍하중에 강성이 우수하다는 것이 입증되었다.Therefore, compared to the general sound insulation board, the sound insulation board having excellent rigidity against wind load according to the present invention showed less maximum displacement and maximum stress, thereby demonstrating that it has excellent rigidity under wind load.

본 발명은 첨부된 도면에 도시된 일 실시예를 참고로 설명한 것이나, 당해 기술 분야의 통상의 지식을 가진 자들에게는 다양한 변형 및 다른 실시예가 가능하다는 점이 이해될 것이다.Although the present invention has been described with reference to one embodiment shown in the accompanying drawings, it will be understood by those skilled in the art that various modifications and other embodiments are possible.

100; 방음판
10: 방음판케이스
20: 전면판
21: 보강부
20a: 흡음공
30: 흡음재
31: 미세타공홈100; sound insulation board
10: soundproof plate case
20: front panel
21: reinforcement part
20a: sound absorbing hole
30: sound absorbing material
31: micro-perforated groove

Claims (1)

전면이 개방되고, 내부에 공간부가 형성된 방음판케이스와,
상기 방음판케이스의 공간부에 결합되는 흡음재와,
상기 방음판케이스의 전면에 결합되고, 다수의 흡음공이 형성된 전면판을 포함하는 방음판에 있어서,
상기 전면판에는 길이방향으로 보강부를 복수개 형성하되, 상기 보강부는, 원호형홈이 내측방향으로 형성되고, 상기 원호형홈 사이에는 선형의 결합부가 형성되도록 하는 것을 특징으로 하는 풍하중에 대한 강성이 우수한 방음판.
A soundproof plate case with an open front and a space formed therein;
And a sound-absorbing material coupled to the space portion of the soundproof plate case,
In the soundproofing plate coupled to the front surface of the soundproofing plate case and including a front plate having a plurality of sound-absorbing holes formed therein,
A plurality of reinforcement parts are formed on the front plate in the longitudinal direction, and the reinforcement part has an arc-shaped groove formed in an inward direction, and a linear coupling part is formed between the arc-shaped grooves. soundproofing board.
KR1020190161431A 2019-12-06 2019-12-06 Soundproof plate with high-strength by wind load KR20210071345A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102486235B1 (en) * 2022-05-26 2023-01-11 주식회사 대지이엔씨 Automatic welding machine for supplying coils continuously using press-in roll and welding roll
KR20230066882A (en) 2021-11-08 2023-05-16 코웨이 주식회사 Dust removing module and clothes cleaning apparatus having the same

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200419654Y1 (en) 2006-03-27 2006-06-23 기승철 Prefabricated sound insulation panel consisting of aluminum frame

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200419654Y1 (en) 2006-03-27 2006-06-23 기승철 Prefabricated sound insulation panel consisting of aluminum frame

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230066882A (en) 2021-11-08 2023-05-16 코웨이 주식회사 Dust removing module and clothes cleaning apparatus having the same
KR102486235B1 (en) * 2022-05-26 2023-01-11 주식회사 대지이엔씨 Automatic welding machine for supplying coils continuously using press-in roll and welding roll

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