KR101267787B1 - Floor structure for railway vehicles used ceramic foam board - Google Patents

Floor structure for railway vehicles used ceramic foam board Download PDF

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Publication number
KR101267787B1
KR101267787B1 KR1020110128859A KR20110128859A KR101267787B1 KR 101267787 B1 KR101267787 B1 KR 101267787B1 KR 1020110128859 A KR1020110128859 A KR 1020110128859A KR 20110128859 A KR20110128859 A KR 20110128859A KR 101267787 B1 KR101267787 B1 KR 101267787B1
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KR
South Korea
Prior art keywords
ceramic board
foamed ceramic
aluminum panel
floor structure
railway vehicle
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KR1020110128859A
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Korean (ko)
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이덕희
박원희
강경민
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한국철도기술연구원
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D17/00—Construction details of vehicle bodies
    • B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
    • B61D17/10—Floors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D17/00—Construction details of vehicle bodies
    • B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
    • B61D17/041—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures with bodies characterised by use of light metal, e.g. aluminium
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/02—Flooring or floor layers composed of a number of similar elements
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/02—Flooring or floor layers composed of a number of similar elements
    • E04F15/0215—Flooring or floor layers composed of a number of similar elements specially adapted for being adhesively fixed to an underlayer; Fastening means therefor; Fixing by means of plastics materials hardening after application
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/02—Flooring or floor layers composed of a number of similar elements
    • E04F15/10—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials
    • E04F15/107—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials composed of several layers, e.g. sandwich panels
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/18—Separately-laid insulating layers; Other additional insulating measures; Floating floors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance

Abstract

PURPOSE: A floor structure for a railway vehicle using a foamed ceramic board is provided to minimize damage due to a fire by interposing a foamed ceramic board on the floor of a railway vehicle to increase fire resistance. CONSTITUTION: A floor structure for a railway vehicle using a foamed ceramic board comprises a keystone plate(100), a foamed ceramic board(110), an insulation part(150), a woven glass fiber(160), a second aluminum panel(140), a first aluminum panel(120), and a cover member(130). The keystone plate forms a base frame of the floor of a railway vehicle. The foamed ceramic board is arranged above the keystone plate. The insulation part is arranged between the keystone plate and the foamed ceramic board, and is composed of a glass fiber or a mineral fiber. The woven glass fiber is arranged between the foamed ceramic board and the insulation part. The second aluminum panel is arranged between the woven glass fiber and the insulation part. The first aluminum panel is attached to the upside of the foamed ceramic board.

Description

발포세라믹 보드를 사용한 철도차량의 바닥구조{Floor structure for railway vehicles used ceramic foam board} Floor structure for railway vehicles used ceramic foam board}

본 발명은 발포세라믹 보드를 사용한 철도차량의 바닥구조에 관한 것으로, 구체적으로는 알루미늄 판과 직물 유리섬유 사이에 발포세라믹 보드가 삽입되어 철도차량의 경량화 및 내화성능이 뛰어나도록 하는 발포세라믹 보드를 사용한 철도차량의 바닥구조에 관한 것이다.The present invention relates to a floor structure of a railroad car using a foamed ceramic board, specifically, a foamed ceramic board is inserted between an aluminum plate and a fabric glass fiber to use a foamed ceramic board to reduce the weight and fire resistance of the railroad car. A floor structure of a railway vehicle.

일반적인 철도차량의 바닥구조는 굴곡진 모양의 강판으로 구성된 키스톤 플레이트와, 흡음성능을 강화하기 위하여 사용되는 흡읍용 페인트층이 있고, 그 상부에 유리섬유(glass wool)나 암면(mineral wool) 단열재 층이 있으며, 그 상부에 스테인리스 강판을 부착한 합판과, 차량의 실내측 표면 바닥재(floor covering)로 구성되어 있다. 상기한 각 층은 단열 및 흡음과 제진 등의 역할을 하게 된다.The floor structure of a general railway vehicle has a keystone plate composed of a curved steel plate, and a paint layer for intake used to enhance sound absorption performance, and a glass wool or mineral wool insulation layer on top thereof. And a plywood having a stainless steel plate attached thereto, and a floor covering of an interior side of the vehicle. Each of the above layers serves to insulate, absorb and damp vibrations.

특허문헌 : 공개실용신안 20-1997-29539Patent Document: Public Utility Model 20-1997-29539 상기 특허문헌은 철도차량의 바닥구조에 관한 것으로, 도 1에 도시된 바와 같이 철도차량의 키스톤플레이트(21) 위에 골재를 사용하지 않고 에폭시 및 우레탄 수지(23) 등으로 정리작업을 한 후 그 위에 여러 겹으로 복합탄성재와 우레탄용제(34) 등으로 시공함으로써 작업공정이 개선되고 차량의 중량이 감소되며 파손에 대한 안전성이 향상되어지도록 된 철도차량의 바닥구조에 관한 것이다.The patent document relates to a floor structure of a railroad car, and as shown in FIG. 1, after arranging with epoxy and urethane resins 23 and the like without using aggregate on the keystone plate 21 of the railroad car, By constructing in multiple layers with a composite elastic material and a urethane solvent 34, the work process is improved, the weight of the vehicle is reduced and the safety of the damage to the floor structure of the railway vehicle to be improved. 그러나 상기한 특허문헌에 기재된 기술은 수지층이 고온에 취약하여 화재 발생시 화염이 착화될 수 있는 가능성이 높다. 바닥구조의 내화성능을 개선하기 위하여 합판을 사용하는 경우도 있으나 합판의 경우도 고온에서 열분해 가스가 방출되어 화염이 착화될 수 있으며, 이외에도 차량의 바닥 물청소시 바닥구조로 침투된 수분이 합판에 침투될 경우 부풀어 오름 현상이 발생하여 구조적 변형의 가능성이 있다.However, the technique described in the above-mentioned patent document has a high possibility that the resin layer is vulnerable to high temperature so that the flame may be ignited in the event of a fire. In some cases, plywood is used to improve the fire resistance of the floor structure, but in the case of plywood, the pyrolysis gas is released at a high temperature, so that the flame may be ignited. If infiltrated, swelling occurs and there is a possibility of structural deformation.

본 발명은 상기한 문제점을 해결하기 위해 발명된 것으로, 그 목적은 철도차량의 바닥을 구성하는 키스톤 플레이트와, 커버부재 사이에 발포 세라믹 보드를 개재하여 철도차량의 내화성 및 경량화 할 수 있는 발포세라믹 보드를 사용한 철도차량의 바닥구조를 제공하는데 그 목적이 있다.The present invention has been invented to solve the above problems, the object of which is the foam ceramic board that can be fire-resistant and lightweight of the railway vehicle via a keystone plate constituting the bottom of the railway vehicle, and a foam ceramic board between the cover member The purpose of the present invention is to provide a floor structure of a railroad car using a.

상기한 기술적 과제를 달성하기 위한 본 발명은 철도차량 바닥의 기본 프레임을 구성하는 키스톤 플레이트; 상기 키스톤 플레이트의 상부에 소정 간격을 두고 구비되는 발포세라믹 보드; 상기 키스톤 플레이트와 발포세라믹 보드 사이에 구비되되 유리섬유 또는 광물섬유로 구성되는 단열부; 상기 발포세라믹 보드와 단열부 사이에 구비되는 직물 유리섬유; 상기 직물 유리섬유 및 단열부 사이에 구비되는 제2 알루미늄 패널; 상기 발포세라믹 보드의 상부면과 접착되는 제1 알루미늄 패널 및 상기 알루미늄 패널의 상부면과 접착되는 커버부재를 포함한다.The present invention for achieving the above technical problem is a keystone plate constituting the basic frame of the railway vehicle floor; Foam ceramic board provided at a predetermined interval on the top of the keystone plate; An insulation part provided between the keystone plate and the foamed ceramic board, the insulation part consisting of glass fiber or mineral fiber; Woven glass fiber provided between the foamed ceramic board and the heat insulation; A second aluminum panel provided between the fabric glass fiber and the heat insulating part; And a first aluminum panel adhered to the upper surface of the foamed ceramic board, and a cover member adhered to the upper surface of the aluminum panel.

일 실시예에 있어서, 상기 제2 알루미늄 패널은, 경량화를 위하여 복수의 천공이 형성되는 것을 특징으로 한다.In one embodiment, the second aluminum panel is characterized in that a plurality of perforations are formed to reduce the weight.

본 발명의 철도차량 바닥구조에 의하면, 철도차량 바닥에 발포 세라믹을 개재하여 내화성을 높이며, 그로 인하여 화재 발생시 피해를 최소화 할 수 있는 효과가 있다.According to the railroad vehicle floor structure of the present invention, by increasing the fire resistance through the foam ceramic on the railroad vehicle floor, there is an effect that can minimize the damage in the event of fire.

또한, 발포 세라믹을 상부 및 하부에서 감싸고 있는 알루미늄 패널에 복수의 천공부를 형성하여 철도차량을 경량화 할 수 있는 효과가 있다.In addition, by forming a plurality of perforations in the aluminum panel surrounding the foam ceramic in the upper and lower there is an effect that can reduce the weight of the railway vehicle.

도 1은 종래기술을 설명하기 위한 도면이다.
도 2는 본 발명의 발포세라믹 보드를 사용한 철도차량의 바닥구조의 모습을 나타낸 부분확대 단면도이다.
도 3은 도 2에 구성되는 알루미늄 판재의 모습을 나타낸 사시도이다.1 is a view for explaining a conventional technique.
Figure 2 is a partially enlarged cross-sectional view showing the appearance of the floor structure of the railway vehicle using the foamed ceramic board of the present invention.
3 is a perspective view showing a state of the aluminum plate formed in FIG.

본 발명을 충분히 이해하기 위해서 본 발명의 바람직한 실시예를 첨부 도면을 참조하여 설명한다. 본 발명의 실시예는 여러 가지 형태로 변형될 수 있으며, 본 발명의 범위가 아래에서 상세히 설명하는 실시예로 한정되는 것으로 해석되어서는 안 된다. 본 실시예는 당업계에서 평균적인 지식을 가진 자에게 본 발명을 보다 완전하게 설명하기 위하여 제공 되는 것이다. 따라서 도면에서의 요소의 형상 등은 보다 명확한 설명을 강조하기 위해서 과장되어 표현될 수 있다. 각 도면에서 동일한 부재는 동일한 참조부호로 도시한 경우가 있음을 유의하여야 한다. 또한, 본 발명의 요지를 불필요하게 흐릴 수 있다고 판단되는 공지 기능 및 구성에 대한 상세한 기술은 생략된다.For a better understanding of the present invention, a preferred embodiment of the present invention will be described with reference to the accompanying drawings. The embodiments of the present invention may be modified into various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This embodiment is provided to more completely explain the present invention to those skilled in the art. Therefore, the shapes and the like of the elements in the drawings can be exaggeratedly expressed to emphasize a clearer description. It should be noted that in the drawings, the same members are denoted by the same reference numerals. In addition, detailed descriptions of well-known functions and configurations that are determined to unnecessarily obscure the subject matter of the present invention are omitted.

이하, 첨부된 도면을 참조하여 본 발명의 바람직한 실시예를 설명함으로써, 본 발명의 발포세라믹 보드를 사용한 철도차량의 바닥구조를 상세히 설명한다.Hereinafter, by explaining a preferred embodiment of the present invention with reference to the accompanying drawings, it will be described in detail the floor structure of the railway vehicle using the foamed ceramic board of the present invention.

도 2는 본 발명의 발포세라믹 보드를 사용한 철도차량의 바닥구조의 모습을 나타낸 부분확대 단면도이고, 도 3은 도 2에 구성되는 알루미늄 판재의 모습을 나타낸 사시도이다.Figure 2 is a partially enlarged cross-sectional view showing a state of the floor structure of the railway vehicle using the foamed ceramic board of the present invention, Figure 3 is a perspective view showing the state of the aluminum plate material configured in FIG.

도 2 및 도 3을 참조하면, 본 발명의 발포세라믹 보드를 사용한 철도차량의 바닥구조는, 철도차량의 기본 프레임을 구성하는 키스톤 플레이트(100)가 구비된다. 상기 키스톤 플레이트(100)는 상부로 소정구간 역사다리꼴 형상으로 돌출되는 돌출부(102)가 형성되고, 상기 돌출부(102)는 종방향으로 연속적으로 형성되도록 구성된다. 상기 키스톤 플레이트(100)의 표면에는 흡음 페인트를 도포하여 흡음층(101)을 더 형성할 수 있다.2 and 3, the bottom structure of the railway vehicle using the foamed ceramic board of the present invention is provided with a keystone plate 100 constituting the basic frame of the railway vehicle. The keystone plate 100 is formed with a protrusion 102 protruding upward in a predetermined section of an inverted trapezoidal shape, and the protrusion 102 is continuously formed in the longitudinal direction. Sound absorbing paint may be applied to the surface of the keystone plate 100 to further form a sound absorbing layer 101.

상기 키스톤 플레이트(100)의 상부에는 소정간격으로 두고 구비되는 발포 세라믹 보드(110)가 구비된다. 상기 발포 세라믹 보드(110)는 내화성을 높이기 위한 물질로, 철도차량에 화재가 발생할 경우를 대비하고, 철도차량을 경량화하기 위한 것이다. 상기한 발포 세라믹에 대하여 좀 더 구체적으로 살펴보면, 발포세라믹은 일반점토와 황토, 지오라이트(Zeolite)와 알루미나 등 몇 가지의 원료를 용도에 맞게 배합하여 발포시켜 얻는 물질로서, 비중 0.5 수준의 초경량 인공골재 및 판형의 석재를 대체할 수 있는 마감재, 가공 및 절단의 용이성을 이용한 목재대체재 등으로 활용이 가능하다. 또한 제조된 발포세라믹을 이용하여 마블링(Marbling) 및 상감(Inlaying) 타일 및 장식용 건축자재로서도 활용이 가능하다. 게다가 발포성 소재 특유의 흡음, 단열, 경량성을 이용한 다양한 용도로서 이용이 가능한 물질이다.The upper portion of the keystone plate 100 is provided with a foamed ceramic board 110 provided at a predetermined interval. The foamed ceramic board 110 is a material for increasing fire resistance, to prepare for a fire in a railroad car, and to reduce the weight of the railroad car. Looking at the foamed ceramic in more detail, foamed ceramic is a material obtained by mixing and foaming several raw materials such as general clay, ocher, zeolite and alumina according to a purpose, and having a specific gravity of about 0.5 It can be used as a finishing material that can replace aggregate and plate stone, and wood substitute using the ease of processing and cutting. In addition, it can be utilized as marbling and inlaying tiles and decorative building materials using the manufactured foam ceramics. In addition, it is a material that can be used for various applications using sound absorption, heat insulation, and light weight unique to foam materials.

한편, 상기 키스톤 플레이트(100)와 발포세라믹 보드(110) 사이에는, 유리섬유 또는 광물섬유로 구성되는 단열부(150)가 더 형성될 수 있다. On the other hand, between the keystone plate 100 and the foamed ceramic board 110, a heat insulating portion 150 made of glass fibers or mineral fibers may be further formed.

또한, 상기 키스톤 플레이트(100)의 돌출부(102)에는 하중이 집중되기 때문에 실리콘 러버(103) 및 알루미늄 블록(104)이 개재되어 상부로부터 발생되는 하중을 흡수하는 것이다. In addition, since the load is concentrated on the protrusion 102 of the keystone plate 100, the silicon rubber 103 and the aluminum block 104 are interposed to absorb the load generated from the top.

정리하면 상기 키스톤 플레이트(100)의 돌출부(102)와, 발포세라믹 보드(110) 사이에 실리콘 러버(103) 및 알루미늄 블록(104)이 구성된 영역을 제외한 부분에 단열부(150)가 형성되는 것이다.In summary, the heat insulating part 150 is formed between the protrusion 102 of the keystone plate 100 and the foamed ceramic board 110 except for the region where the silicon rubber 103 and the aluminum block 104 are formed. .

한편, 발포세라믹 보드(110)의 상부에는 제1 알루미늄 패널(120)이 접착형성되고, 상기 제1 알루미늄 패널(120)의 상부에는 철도 차량의 바닥면을 구성하는 커버부재(130)가 접착형성된다. 상기 제1 알루미늄 패널(120)은 커버부재(130)에 접착되는 부분으로 평탄면을 유지하기 위한 것이다.Meanwhile, the first aluminum panel 120 is adhesively formed on the upper portion of the foamed ceramic board 110, and the cover member 130 forming the bottom surface of the railroad vehicle is adhesively formed on the first aluminum panel 120. do. The first aluminum panel 120 is to maintain a flat surface to be bonded to the cover member 130.

한편, 상기한 단열부(150) 및 발포세라믹 보드(110) 사이에는 제2 알루미늄 패널(140) 및 상기 제2 알루미늄(140)의 상부면에는 직물 유리섬유(160)가 더 구비된다. On the other hand, between the heat insulating part 150 and the foamed ceramic board 110 is further provided with a fabric glass fiber 160 on the second aluminum panel 140 and the upper surface of the second aluminum 140.

상기 제2 알루미늄 패널(140) 및 직물 유리섬유(160)는 상기 발포세라믹 보드(110)가 쉽게 부서지지 않도록 하기 위한 것이다.The second aluminum panel 140 and the woven glass fiber 160 are intended to prevent the foamed ceramic board 110 from being easily broken.

한편, 상기한 제2 알루미늄 패널(140)은 복수의 천공(141)이 더 형성될 수 있다. 상기한 제2 알루미늄 패널(140)에 천공(141)을 형성하는 것은 철도차량의 경량화를 위한 것이다. 또한, 경량화를 위하여 발포세라믹 보드(110)의 두께를 조절할 수 있다. Meanwhile, the second aluminum panel 140 may further include a plurality of perforations 141. Forming the perforations 141 on the second aluminum panel 140 is to reduce the weight of the railway vehicle. In addition, the thickness of the foamed ceramic board 110 can be adjusted to reduce the weight.

따라서 상기 발포세라믹 보드(110)는 상기한 제1 및 제2 알루미늄 패널(120, 140)과 직물 유리섬유(160)가 상부 및 하부에 접착되어 발포세라믹보드를 단독으로 사용하였을 때 보다 부서짐을 방지하여 압축강도가 강해지고 또한, 발포 세라믹 보드(110)가 평평함을 유지시키기 위한 것이다.Therefore, the foamed ceramic board 110 is bonded to the upper and lower portions of the first and second aluminum panels 120 and 140 and the fabric glass fiber 160 to prevent breakage when the foamed ceramic board is used alone. As a result, the compressive strength is increased, and the foamed ceramic board 110 is kept flat.

이상에서 설명된 본 발명의 발포세라믹 보드를 사용한 철도차량의 바닥구조의 실시예는 예시적인 것에 불과하며, 본 발명이 속한 기술분야의 통상의 지식을 가진 자라면 이로부터 다양한 변형 및 균등한 타 실시예가 가능하다는 점을 잘 알 수 있을 것이다. 그러므로 본 발명은 상기의 상세한 설명에서 언급되는 형태로만 한정되는 것은 아님을 잘 이해할 수 있을 것이다. 따라서 본 발명의 진정한 기술적 보호 범위는 첨부된 특허청구범위의 기술적 사상에 의해 정해져야 할 것이다. 또한, 본 발명은 첨부된 청구범위에 의해 정의되는 본 발명의 정신과 그 범위 내에 있는 모든 변형물과 균등물 및 대체물을 포함하는 것으로 이해되어야 한다.Embodiment of the floor structure of the railway vehicle using the foamed ceramic board of the present invention described above is merely illustrative, and those skilled in the art to which the present invention pertains various modifications and other equivalent implementation therefrom You can see that examples are possible. Therefore, it is to be understood that the present invention is not limited to the above-described embodiments. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims. It is also to be understood that the invention includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

100 : 키스톤 플레이트 101 : 흡음층
102 : 돌출부 103 : 실리콘 러버
104 : 알루미늄 블록 110 : 발포세라믹 보드
120 : 제1 알루미늄 패널 130 : 커버부재
140 : 제2 알루미늄 패널 141 : 천공
150 : 단열부 160 : 직물 유리섬유100: keystone plate 101: sound absorption layer
102: protrusion 103: silicon rubber
104: aluminum block 110: foam ceramic board
120: first aluminum panel 130: cover member
140: second aluminum panel 141: perforated
150: heat insulation 160: woven fiberglass

Claims (2)

철도차량 바닥의 기본 프레임을 구성하는 키스톤 플레이트(100);
상기 키스톤 플레이트(100)의 상부에 소정 간격을 두고 구비되는 발포세라믹 보드(110);
상기 키스톤 플레이트(100)와 발포세라믹 보드(110) 사이에 구비되되 유리섬유 또는 광물섬유로 구성되는 단열부(150);
상기 발포세라믹 보드(110)와 단열부(150) 사이에 구비되는 직물 유리섬유(160);
상기 직물 유리섬유(160) 및 단열부(150) 사이에 구비되는 제2 알루미늄 패널(140);
상기 발포세라믹 보드(110)의 상부면과 접착되는 제1 알루미늄 패널(120) 및
상기 알루미늄 패널(120)의 상부면과 접착되는 커버부재(130)를 포함하는 것을 특징으로 하는 발포세라믹 보드를 사용한 철도차량의 바닥구조.Keystone plate 100 constituting the basic frame of the railroad vehicle floor;
Foam ceramic board 110 provided at a predetermined interval on the top of the keystone plate 100;
A heat insulating part 150 provided between the keystone plate 100 and the foamed ceramic board 110 and configured of glass fiber or mineral fiber;
Woven glass fiber 160 provided between the foamed ceramic board 110 and the heat insulating portion 150;
A second aluminum panel 140 provided between the fabric glass fiber 160 and the heat insulating part 150;
A first aluminum panel 120 bonded to the upper surface of the foamed ceramic board 110 and
Floor structure of a railway vehicle using a foamed ceramic board, characterized in that it comprises a cover member 130 which is bonded to the upper surface of the aluminum panel (120). 제1 항에 있어서,
상기 제2 알루미늄 패널(140)은,
경량화를 위하여 복수의 천공(141)이 형성되는 것을 특징으로 하는 발포세라믹 보드를 사용한 철도차량의 바닥구조.The method according to claim 1,
The second aluminum panel 140,
Floor structure of a railway vehicle using a foamed ceramic board, characterized in that a plurality of perforations 141 are formed for light weight.
KR1020110128859A 2011-12-05 2011-12-05 Floor structure for railway vehicles used ceramic foam board KR101267787B1 (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102279804B1 (en) * 2020-02-12 2021-07-20 (주)디에이치엠 Method for manufacturing floor materials of railway vehicle
KR102279803B1 (en) * 2020-02-12 2021-07-20 (주)디에이치엠 Floor materials for railway vehicle
CN113928356A (en) * 2021-11-25 2022-01-14 中车南京浦镇车辆有限公司 High sound insulation laminate flooring of lightweight for railcar

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Publication number Priority date Publication date Assignee Title
KR200319756Y1 (en) 2003-04-12 2003-07-12 주식회사 폼텍 floor material for railway vehicles
JP2006298188A (en) 2005-04-21 2006-11-02 Kawaju Gifu Engineering Kk Noise-absorbing type snow-melting panel for railroad
KR100786335B1 (en) 2007-01-29 2007-12-14 홍성산업 주식회사 Sandwitch pannel
KR100868880B1 (en) 2007-01-29 2008-11-14 홍성산업 주식회사 Panel for railroad car

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200319756Y1 (en) 2003-04-12 2003-07-12 주식회사 폼텍 floor material for railway vehicles
JP2006298188A (en) 2005-04-21 2006-11-02 Kawaju Gifu Engineering Kk Noise-absorbing type snow-melting panel for railroad
KR100786335B1 (en) 2007-01-29 2007-12-14 홍성산업 주식회사 Sandwitch pannel
KR100868880B1 (en) 2007-01-29 2008-11-14 홍성산업 주식회사 Panel for railroad car

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102279804B1 (en) * 2020-02-12 2021-07-20 (주)디에이치엠 Method for manufacturing floor materials of railway vehicle
KR102279803B1 (en) * 2020-02-12 2021-07-20 (주)디에이치엠 Floor materials for railway vehicle
CN113928356A (en) * 2021-11-25 2022-01-14 中车南京浦镇车辆有限公司 High sound insulation laminate flooring of lightweight for railcar

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