KR101394509B1 - Double structured road boundary block - Google Patents

Double structured road boundary block Download PDF

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Publication number
KR101394509B1
KR101394509B1 KR1020120148451A KR20120148451A KR101394509B1 KR 101394509 B1 KR101394509 B1 KR 101394509B1 KR 1020120148451 A KR1020120148451 A KR 1020120148451A KR 20120148451 A KR20120148451 A KR 20120148451A KR 101394509 B1 KR101394509 B1 KR 101394509B1
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South Korea
Prior art keywords
kerb
space part
concrete
decorated
pipe member
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KR1020120148451A
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Korean (ko)
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박창용
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박창용
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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00—Details of pavings
    • E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
    • E01C11/221—Kerbs or like edging members, e.g. flush kerbs, shoulder retaining means ; Joint members, connecting or load-transfer means specially for kerbs
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/50—Removable forms or shutterings for road-building purposes; Devices or arrangements for forming individual paving elements, e.g. kerbs, in situ
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/52—Apparatus for laying individual preformed surfacing elements, e.g. kerbstones
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00—Pavings made of prefabricated single units
    • E01C5/06—Pavings made of prefabricated single units made of units with cement or like binders
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00—Pavings made of prefabricated single units
    • E01C5/20—Pavings made of prefabricated single units made of units of plastics, e.g. concrete with plastics, linoleum
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00—Pavings made of prefabricated single units
    • E01C5/22—Pavings made of prefabricated single units made of units composed of a mixture of materials covered by two or more of groups E01C5/008, E01C5/02 - E01C5/20 except embedded reinforcing materials
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/60—Planning or developing urban green infrastructure

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Structures (AREA)

Abstract

The present invention relates to a kerb formed into a dual structure, wherein the kerb having a synthetic plastic frame which is formed at the outside thereof and is decorated with a marble pattern and having concrete placed therein can be semi-permanently used without concerns for erosion due to weathering, the generation of cracks in the concrete, or damage to edges; the kerb has an outer surface capable of being formed into various artificial stone patterns and colors and capable of being sprayed with reflective paint so that urban decoration can be improved and visibility at night can be secured; the kerb having a hollow pipe installed therein can be transported and constructed easily, and can have various electric wirings constructed therein; and the kerb has a groove in which the mold of a gutter can be installed to be inclined so that the gutter can have an inclined surface to easily drain water. The kerb formed into a dual structure according to an embodiment of the present invention comprises: a frame member having a space part therein, having one side which is opened, and having an outer surface decorated with the artificial stone pattern; a pipe member installed inside the space part horizontally, having both ends which are opened, and having a hollow portion therein; and a concrete member placed in the space part having the pipe member therein, and filling the space part in order to seal the space part.

Description

이중구조로 형성된 도로 경계석{DOUBLE STRUCTURED ROAD BOUNDARY BLOCK}{DOUBLE STRUCTURED ROAD BOUNDARY BLOCK}

본 발명은 이중구조로 형성된 도로 경계석에 관한 것으로 더욱 상세하게는 외측은 대리석 문양으로 장식된 합성 플라스틱 재질의 틀로 형성되고 그 내부에 콘크리트가 타설되어 있어 풍화에 의한 침식이나 콘크리트의 크랙발생 또는 모서리가 깨질 염려가 없어 반 영구적 사용이 가능하고, 외부면이 다양한 인조석 문양 및 색상으로 형성될 수 있고 반사도료가 도포 될 수 있어 도심을 미려하게 장식할 수 있을 뿐만 아니라 야간 시인성 확보가 용이하며, 내측에 중공관 파이프가 내설되어 있어 운반 및 시공이 용이함과 동시에 그 내부로 각종 전기배선을 시공할 수 있고, 측구 거푸집이 경사지게 설치될 수 있는 홈이 마련되어 있어 측구에 배수가 용이한 경사면이 형성될 수 있도록 한 이중구조로 형성된 도로 경계석에 관한 것이다.More particularly, the present invention relates to a road boundary stone formed by a double structure. More specifically, the outer side is formed of a synthetic plastic frame decorated with a marble pattern, and concrete is laid in the interior of the road boundary stone. Therefore, erosion due to weathering, It is possible to use semi-permanently because there is no fear of breaking, and the outer surface can be formed with various artificial stone patterns and colors and the reflection paint can be applied, so that it is possible to decorate the city center beautifully and to secure visibility at night, A hollow tube pipe is installed so that it can be easily transported and constructed and a variety of electric wiring can be installed therein and a groove can be installed so that the side wall formwork can be inclined so that a sloped surface easy to drain can be formed in the side wall The present invention relates to a road boundary stone formed by a double structure.

통상적으로 차도와 인도 사이의 경계지에 정렬되게 배치되는 경계석은 천연석재 또는 인조석재로 구성되고 기다란 직육면체의 형태로 구성된다. 이와 같은 경계석은 차도와 인도의 신규구축시에 또는 정비시에 차도와 인도의 경계지에 정렬되게 배열되어 경계석 라인을 구성하게 된다. The boundary stones, which are usually arranged in line with the boundary between the roadway and the sidewalk, are made of natural stone or artificial stone and are formed in the shape of a long rectangular parallelepiped. These barriers are arranged in line with the roadway and the boundary between India and India at the time of new construction or maintenance of the roadway and India, thus forming boundary line.

또한 새롭게 경계석 라인이 구축되는 경우 차도를 구성하는 도로 포장층과 경계석 사이에 물의 배수를 위한 측구가 함께 구축된다. 이와 같은 통상적인 경계석라인의 구축이나 이에 인접하는 측구의 구축은 별도 또는 동시작업으로 이루어질 수 있다.Also, when a new boundary line is constructed, a cross section for water drainage is constructed between the road pavement layer constituting the roadway and the boundary stone. The construction of such a conventional borderline or the construction of the adjacent border can be done separately or simultaneously.

그런데 종래의 경계석은 전술한 바와 같이 천연석재 또는 인조석재로 구성되기 때문에 시공시 또는 오랜 기간 사용시 일부가 파손될 수 있는 우려가 있었고, 무게가 무거워 운반 및 시공이 어려울 뿐만 아니라 내부에 별도의 공간이 형성되어 있지 않아 전기배선 등을 시공할 수 없는 단점이 있었다. 또한 석재로 구성되어 있어 반사도료 등과 같은 안전시설물이 구비되기 어려운 문제점이 있었다. 한편 경계석과 함께 구축되는 측구는 배수구가 막히거나 순간 강수량이 많을 경우 물이 배수되지 못하고 정체되어 보행 또는 차량 운행에 지장이 초래되는 문제점이 있었다.However, since the conventional barrier stones are made of natural stone or artificial stone as described above, there is a concern that they may be damaged when they are used or for a long period of time, and they are heavy in weight, And there is a disadvantage in that it is not possible to construct electric wiring or the like. In addition, since it is made of stone, it is difficult to provide a safety facility such as a reflective paint. On the other hand, the sidewall constructed with the barrier seams has a problem that when the drainage port is blocked or the amount of instantaneous precipitation is large, the water can not drain and stagnates and obstructs walking or driving of the vehicle.

따라서 본 발명의 목적은 이중구조로 형성된 도로 경계석에 관한 것으로 더욱 상세하게는 외측은 대리석 문양으로 장식된 합성 플라스틱 재질의 틀로 형성되고 그 내부에 콘크리트가 타설되어 있어 풍화에 의한 침식이나 콘크리트의 크랙발생 또는 모서리가 깨질 염려가 없어 반 영구적 사용이 가능하고, 외부면이 다양한 인조석 문양 및 색상으로 형성될 수 있고 반사도료가 도포 될 수 있어 도심을 미려하게 장식할 수 있을 뿐만 아니라 야간 시인성 확보가 용이하며, 내측에 중공관 파이프가 내설되어 있어 운반 및 시공이 용이함과 동시에 그 내부로 각종 전기배선을 시공할 수 있고, 측구 거푸집이 경사지게 설치될 수 있는 홈이 마련되어 있어 측구에 배수가 용이한 경사면이 형성될 수 있도록 한 이중구조로 형성된 도로 경계석을 제공하는 것이다.Accordingly, the object of the present invention is to provide a double-walled road barrier, and more particularly, to an outer side formed of a synthetic plastic frame decorated with a marble pattern, and concrete is laid therein, Or the edges can be broken, so that it can be used semi-permanently, and the outer surface can be formed in various artificial stone patterns and colors, and the reflection paint can be applied to not only decorate the city center but also to secure visibility at night And a hollow tube pipe is installed inside, so that it is easy to carry and install, and various electric wirings can be installed in the interior thereof. Also, the groove can be installed so as to be inclined so that an inclined surface To provide a roadway barrier constructed of a dual structure.

전술한 본 발명의 목적은 내측에는 공간부가 마련되고 일면은 개방 형성되며 외부면은 인조석 문양으로 장식되는 틀 부재와, 상기 공간부 내에 수평방향으로 구비되되 양단은 개방되며 내측은 중공 형성된 파이프부재와, 상기 파이프부재가 구비된 공간부 내에 타설되어 상기 공간부 내에 밀실하게 충전되는 콘크리트부재가 포함되는 것을 특징으로 하는 이중구조로 형성된 도로 경계석을 제공함에 의해 달성된다.The above object of the present invention can be achieved by providing a frame member having a hollow space on the inside thereof, an open side formed on one side thereof, and an outer surface thereof decorated with an artificial stone pattern, and a hollow pipe member provided horizontally in the hollow space, And a concrete member which is placed in the space portion provided with the pipe member and is filled tightly in the space portion.

본 발명의 바람직한 특징에 따르면 전술한 틀 부재의 일면에는 측구 거푸집이 경사지게 고정될 수 있도록 상향 경사진 결합홈이 형성되는 것으로 한다.According to a preferred aspect of the present invention, the upwardly inclined engaging groove is formed on one side of the frame member so that the side frame form can be inclined.

이상에서와 같은 본 발명의 바람직한 일 실시예에 따른 이중구조로 형성된 도로 경계석에 따르면 외측은 대리석 문양으로 장식된 합성 플라스틱 재질의 틀로 형성되고 그 내부에 콘크리트가 타설되어 있어 풍화에 의한 침식이나 콘크리트의 크랙발생 또는 모서리가 깨질 염려가 없어 반 영구적 사용이 가능하고, 외부면이 다양한 인조석 문양 및 색상으로 형성될 수 있고 반사도료가 도포 될 수 있어 도심을 미려하게 장식할 수 있을 뿐만 아니라 야간 시인성 확보가 용이하며, 내측에 중공관 파이프가 내설되어 있어 운반 및 시공이 용이함과 동시에 그 내부로 각종 전기배선을 시공할 수 있고, 측구 거푸집이 경사지게 설치될 수 있는 홈이 마련되어 있어 측구에 배수가 용이한 경사면이 형성될 수 있는 탁월한 효과가 있다.According to a preferred embodiment of the present invention, the outer side is formed of a synthetic plastic frame decorated with a marble pattern, and a concrete is laid therein, It can be semi-permanently used because there is no risk of cracking or corners, and the outer surface can be formed with various artificial stone patterns and colors, and the reflection paint can be applied, so that it is possible to decorate the city center beautifully and to secure visibility at night And a hollow tube pipe is installed on the inner side to facilitate the transportation and construction. In addition, the electric wire can be installed in the inside of the hollow, and the groove can be installed so as to be inclined, There is an excellent effect that can be formed.

도 1은 본 발명의 일 실시에에 따른 이중구조로 형성된 도로 경계석의 사시도.
도 2는 본 발명의 일 실시에에 따른 이중구조로 형성된 도로 경계석의 단면도.
도 3 및 도 4는 본 발명의 일 실시에에 따른 이중구조로 형성된 도로 경계석의 사용상태도.BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a road boundary stone formed in a double structure according to an embodiment of the present invention; FIG.
2 is a cross-sectional view of a roadblock formed in a double structure in accordance with one embodiment of the present invention.
FIG. 3 and FIG. 4 are explanatory diagrams showing the state of use of a road boundary stone formed in a double structure according to an embodiment of the present invention. FIG.

도 1에는 본 발명의 일 실시에에 따른 이중구조로 형성된 도로 경계석의 사시도가 도시되고, 도 2에는 본 발명의 일 실시에에 따른 이중구조로 형성된 도로 경계석의 단면도가 도시되며, 도 3 및 도 4에는 본 발명의 일 실시에에 따른 이중구조로 형성된 도로 경계석의 사용상태도가 도시된다.
Fig. 1 is a perspective view of a road barrier constructed in a double structure according to an embodiment of the present invention. Fig. 2 is a sectional view of a road barrier constructed by a double structure according to an embodiment of the present invention. 4 shows a state of use of a road barrier constructed by a double structure according to an embodiment of the present invention.

본 발명의 바람직한 일 실시예에 따른 이중구조로 형성된 도로 경계석은 내측에는 공간부가 마련되고 일면은 개방 형성되며 외부면은 인조석 문양으로 장식되는 틀 부재(10)와, 상기 공간부 내에 수평방향으로 구비되되 양단은 개방되며 내측은 중공 형성된 파이프부재(20)와, 상기 파이프부재(20)가 구비된 공간부 내에 타설되어 상기 공간부 내에 밀실하게 충전되는 콘크리트부재(30)가 포함된다.
The road barrier zone formed by the double structure according to the preferred embodiment of the present invention has a frame member 10 having a space portion inside and one surface opened and the outside surface being decorated with an artificial stone pattern, And a concrete member 30 which is hollowly formed at its both ends and has a hollow pipe member 20 and a concrete member 30 which is placed in the space portion provided with the pipe member 20 and filled tightly in the space portion.

이하에는 도 1 내지 도 4를 참조하여 본 발명의 바람직한 일 실시예에 따른 이중구조로 형성된 도로 경계석(1)에 대해 상세하게 설명하면 다음과 같다.
Hereinafter, a road barrier seat 1 having a double structure according to a preferred embodiment of the present invention will be described in detail with reference to FIGS. 1 to 4. FIG.

여기서 틀 부재(10)는 이중구조로 형성된 도로 경계석(1)의 외부 모양을 형성하는 역할을 하는 것으로 수평방향으로 길이를 갖는 직육면체 형상으로 형성된다. 이와 같은 틀 부재(10)의 내부는 추후에 설명될 파이프부재(20) 및 콘크리트부재(30)가 구비될 수 있도록 공간부가 마련되고 일면 중에서 시공시 하부로 향하는 부분이 개방 형성되며 외부면은 선택적 사용이 가능하도록 다양한 형상과 색상의 인조석 문양으로 장식된다. 따라서 다양한 모양 및 색상의 인조석 문양을 갖는 경계석으로 형성될 수 있어 도시미관을 미려하게 장식할 수 있으며, 필요에 따라서 반사도료가 그 전면에 도포되어 운전자의 야간시인성이 확보되도록 할 수도 있다. 또한 전술한 틀 부재(10)의 전면에는 도 3에 도시되는 바와 같이 측구의 형성을 위해 설치되는 측구 거푸집(40)의 가장자리가 경사지게 고정될 수 있도록 결합홈(11)이 상향 경사지게 형성된다. 이로 인해 측구가 경사지게 시공될 수 있어 배수구가 막히거나 순간 강수량이 많아 빗물의 배수가 원활하지 못할 경우 이 측구의 경사면을 따라서 신속한 배수가 가능하다.
The frame member 10 serves to form the outer shape of the road boundary stone 1 having a double structure and is formed in a rectangular parallelepiped shape having a length in the horizontal direction. The inside of the frame member 10 is provided with a space portion so that the pipe member 20 and the concrete member 30 to be described later can be provided. Of the one surface, It is decorated with artificial stone patterns of various shapes and colors to be used. Therefore, it can be formed as a boundary stone having artificial stone patterns of various shapes and colors, so that the beauty of the city can be beautifully decorated. If necessary, the reflection paint can be applied to the entire surface to secure the night vision of the driver. 3, the engaging groove 11 is formed in an upward sloping manner on the front surface of the frame member 10 so that the edge of the side mold 40 provided for the formation of the side wall can be fixed in an inclined manner. As a result, it is possible to construct a slope so that the drainage can be clogged or the amount of instantaneous precipitation is large, so that drainage of rainwater can not be performed smoothly.

한편, 전술한 공간부 내에는 파이프부재(20)가 구비되는데 이 파이프부재(20)는 전술한 틀 부재(10) 내에 수평방향으로 구비되어 그 내측에 중공 형성된 공간을 통해서 전기배선이 설비되는 역할을 하는 것이다. 이를 위해 전술한 파이프부재(20)의 양단은 개방되고 내측은 중공 형성되며 이웃해서 배치되는 다른 이중구조로 형성된 도로 경계석(1)의 파이프부재(20)들과 상호 연속적으로 연결되도록 배치된다. 이와 같은 파이프부재(20)는 다양한 크기로 변경 실시될 수 있으며 그 재질은 내부에 구비되는 전기배선이 누전되는 것을 방지할 수 있도록 방수처리된 합성 플라스틱 재질로 형성되는 것이 바람직하다.
In the meantime, the pipe member 20 is provided in the above space portion. The pipe member 20 is provided horizontally in the above-mentioned frame member 10, and the electric wiring is provided through the hollow space formed inside the pipe member 20 . To this end, the pipe member 20 is arranged so that both ends of the pipe member 20 are opened and the inner side thereof is connected to the pipe members 20 of the road barrier 1, which are formed by hollows and other adjacent double structures. The pipe member 20 may be modified in various sizes, and it is preferable that the pipe member 20 is formed of a waterproof synthetic plastic material in order to prevent electrical wiring from being short-circuited.

그리고 전술한 파이프부재(20)가 구비된 틀 부재(10)의 공간부 내측에는 콘크리트부재(30)가 밀실하게 충전되는데, 이 콘크리트부재(30)는 중공 형성된 틀 부재(10)에 충전되어 틀 부재(10)가 경계석의 역할을 수행할 수 있는 강도를 갖도록 해주는 역할을 하는 것으로, 틀 부재(10)의 개방 형성된 부분을 통해서 충전되며 일반적인 콘크리트 재질로 이루어진다.
The concrete member 30 is filled tightly in the space portion of the frame member 10 provided with the pipe member 20. The concrete member 30 is filled in the hollow formed frame member 10, The member 10 is made of a general concrete material which is filled through the open portion of the frame member 10 and has a strength to perform a role of a boundary.

본 발명은 특허청구범위에서 청구하는 청구의 요지를 벗어나지 않고도 당해 기술분야에서 통상의 지식을 가진 자에 의하여 다양하게 변경 실시될 수 있으므로, 본 발명의 기술보호범위는 상술한 특정의 바람직한 실시예에 한정되지 않는다.It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. It is not limited.

1 : 이중구조로 형성된 도로 경계석
10 : 틀 부재
11 : 결합홈
20 : 파이프부재
30 : 콘크리트부재
40 : 측구 거푸집1: Road boundary stone formed by double structure
10:
11: Coupling groove
20: pipe member
30: Concrete member
40:

Claims (2)

내측에는 공간부가 마련되고 일면은 개방 형성되며 외부면은 인조석 문양으로 장식되는 틀 부재;
상기 공간부 내에 수평방향으로 구비되되 양단은 개방되며 내측은 중공 형성된 파이프부재; 및
상기 파이프부재가 구비된 공간부 내에 타설되어 상기 공간부 내에 밀실하게 충전되는 콘크리트부재;가 포함되고,
상기 틀 부재의 일면에는 측구 거푸집이 경사지게 고정될 수 있도록 상향 경사진 결합홈이 형성되는 것을 특징으로 하는 이중구조로 형성된 도로 경계석.A frame member provided with a space portion on the inside thereof, a front surface being open and an outer surface being decorated with an artificial stone pattern;
A hollow pipe member which is horizontally disposed in the space portion, both ends of which are opened and the inside thereof is hollow; And
And a concrete member which is placed in the space portion provided with the pipe member and tightly filled in the space portion,
And a pair of upwardly inclined engagement grooves are formed on one side of the frame member so that the side frame form can be inclined. 삭제delete
KR1020120148451A 2012-12-18 2012-12-18 Double structured road boundary block KR101394509B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113106807A (en) * 2021-04-15 2021-07-13 鄂尔多斯市路泰新材料科技发展有限公司 Composite material colorful curb and preparation method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200385473Y1 (en) * 2005-03-04 2005-05-27 서명호 Boundary stone to prevent freezing
KR20120140368A (en) * 2011-06-21 2012-12-31 권운철 Wpc integrated with the concrete and equipped with multi-purpose hole boundary stone

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200385473Y1 (en) * 2005-03-04 2005-05-27 서명호 Boundary stone to prevent freezing
KR20120140368A (en) * 2011-06-21 2012-12-31 권운철 Wpc integrated with the concrete and equipped with multi-purpose hole boundary stone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113106807A (en) * 2021-04-15 2021-07-13 鄂尔多斯市路泰新材料科技发展有限公司 Composite material colorful curb and preparation method thereof

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