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WO2011102619A2 - Plancher du type assemblé pour terrains de jeu et procédé de fabrication de ce plancher - Google Patents

Plancher du type assemblé pour terrains de jeu et procédé de fabrication de ce plancher Download PDF

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Publication number
WO2011102619A2
WO2011102619A2 PCT/KR2011/000917 KR2011000917W WO2011102619A2 WO 2011102619 A2 WO2011102619 A2 WO 2011102619A2 KR 2011000917 W KR2011000917 W KR 2011000917W WO 2011102619 A2 WO2011102619 A2 WO 2011102619A2
Authority
WO
WIPO (PCT)
Prior art keywords
base frame
shock absorbing
flooring
manufacturing
prefabricated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2011/000917
Other languages
English (en)
Korean (ko)
Other versions
WO2011102619A3 (fr
Inventor
엄기석
윤종구
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FIELDTECH Co Ltd
Original Assignee
FIELDTECH Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by FIELDTECH Co Ltd filed Critical FIELDTECH Co Ltd
Publication of WO2011102619A2 publication Critical patent/WO2011102619A2/fr
Publication of WO2011102619A3 publication Critical patent/WO2011102619A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
    • E01C13/04—Pavings made of prefabricated single units
    • E01C13/045—Pavings made of prefabricated single units the prefabricated single units consisting of or including bitumen, rubber or plastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1657—Making multilayered or multicoloured articles using means for adhering or bonding the layers or parts to each other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1676—Making multilayered or multicoloured articles using a soft material and a rigid material, e.g. making articles with a sealing part
    • 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
    • E01C5/003—Pavings made of prefabricated single units characterised by material or composition used for beds or joints; characterised by the way of laying
    • 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
    • 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
    • E01C2201/00—Paving elements
    • E01C2201/12—Paving elements vertically interlocking
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F2201/00—Joining sheets or plates or panels
    • E04F2201/01—Joining sheets, plates or panels with edges in abutting relationship
    • E04F2201/0138—Joining sheets, plates or panels with edges in abutting relationship by moving the sheets, plates or panels perpendicular to the main plane

Definitions

  • the present invention relates to a prefabricated playground flooring material and a method for manufacturing the same, which is formed on the floor of an indoor or outdoor floor by applying a double injection method to form and manufacture a base frame and an impact absorbing part using two materials, thereby absorbing shock and securing a road.
  • Prefabricated playground flooring designing a stylish design by contrasting the colors of the two materials and a method of manufacturing the same.
  • prefabricated playground flooring materials are available in a variety of colors and designs, and the appearance of excellent sunscreens or antioxidants not only gives excellent weather resistance to plastic products, but also designes the surface to be drainable so that the outdoor coat All weather coats are made of water and the water is not accumulated. It is possible to select and use the sliding characteristics according to the movement characteristics through various designs of the surface shape.
  • playground flooring is improved in product characteristics, and is applied to not only a playground flooring but also a walking trail, a roof of a building, a veranda, a toilet, a parking lot, a garage, a warehouse, a bicycle road, and the like.
  • Existing prefabricated playground flooring is based on solid color lines, and the surface is formed with geometric patterns as a base, and the design of the coat is inevitable using prefabricated characteristics, and 100% polypropylene (PP) resin is used as a raw material. Because I use it, I cannot avoid a hard feeling. To this end, the existing prefabricated playground flooring material is made of PP resin itself, so that the polyethylene (PE) can be properly mixed to give sliding characteristics, but the dot pattern on the surface in consideration of the characteristics of each sport type It is also possible to control the sliding characteristics by regularly placing, embossing diagonal lines on the linear surface structure, or adjusting the angle of the lines.
  • PE polyethylene
  • the existing floor of the prefabricated playground floor has all the products with a mesh structure, so there is no problem of drainage, but it is not easy to remove it when infiltrating foreign objects, and there is anxiety that the stud or high heels heel attached to the bottom of the shoes are caught when walking or exercising. If you fall down during exercise, you may get injured if your skin is pushed into the concave part by weight. Depending on the angles of dots, slanted lines, and linear corner angles introduced on the surface for non-slip purposes, it may also result in scratches during sports or walking. In order to solve these problems, it is difficult to find an appropriate point simply by adjusting the structure or irregularities on the surface of the linear network structure.
  • the technical problem of the present invention is to provide a prefabricated playground flooring with improved design characteristics, shock absorption function and surface friction characteristics and a method of manufacturing the same.
  • Another object of the present invention is not easy to remove the foreign matter in the network structure of a single polypropylene material, studs or high heels heeling during walking or exercise and injuries due to concave areas when falling during sports Providing a prefabricated playground flooring material in which a substantial part of the surface of the linear network structure is formed into a plate-like structure so as to solve the problem of abrasions caused by dots or diagonals and linear edge angular powder formed on the surface, and a method of manufacturing the same. There is.
  • Still another object of the present invention is to provide a prefabricated playground flooring material and a method of manufacturing the same, which can provide a floor having various colors by applying a double injection method using two materials.
  • Prefabricated playground flooring material of the present invention for achieving the above technical problem is a plate-shaped base frame is formed with a plurality of seating holes and a plurality of seating grooves formed between the drainage holes; A plurality of protrusions protruding from a lower portion of the base frame and integrally formed with the base frame; And a soft resin material having a hardness less than that of the base frame, and is formed by applying a double injection method to the seating groove of the base frame in a molten state in a molten state.
  • Shock absorbing unit Characterized in that it is formed to include.
  • the base frame may be formed of a polypropylene resin having an ethylene content of 18% to 25%
  • the shock absorbing part may be formed of a resin having a Shore A hardness of 50 to 70.
  • shock absorbing portion may be formed of a resin material or a thermoplastic elastomer (TPE) material including metallocene (metallocene) in polypropylene or polyproethylene.
  • TPE thermoplastic elastomer
  • the impact absorbing portion may be formed with a plurality of minute uneven portion on the surface.
  • the impact absorbing portion may be formed by mixing at least one of a fluorescent pigment and a photoluminescent pigment.
  • the method of manufacturing a prefabricated playground flooring material of the present invention for achieving the above technical problem is formed of a plurality of drainage holes and the plate-shaped base frame formed with a plurality of seating grooves of the plate-shaped structure between the drainage holes primary mold A base frame injection molding step placed in a mold and manufactured by an injection molding method; And a shock absorbing part molding step of inserting the base frame into a secondary mold to apply injection molding method so that the shock absorbing part is filled in the seating groove. Characterized in that it is formed to include.
  • the base frame in the injection molding step of the base frame is formed of a polypropylene resin having an ethylene content of 18% to 25%, and in the impact absorbing part molding step, the shock absorbing part is formed of polypropylene or polyproethylene into a metal. It may be formed of a resin material containing a metal (Metallocene) or a thermoplastic elastomer (TPE) material.
  • a metal Metallocene
  • TPE thermoplastic elastomer
  • a corrosion method to the surface of the mold in the impact absorbing part molding step it may be to form a plurality of fine irregularities on the surface of the impact absorbing portion.
  • injection molding may be performed by mixing at least one of a fluorescent pigment and a photoluminescent pigment in the impact absorbing part molding step.
  • the present invention can be formed in the plate-like structure of the surface of the prefabricated playground flooring is not a network structure of the predominant network structure, so as not to interfere with the drainage, improve the elasticity and friction characteristics and stability of the prefabricated playground, and in terms of design and color There is an effect that allows you to design a prefabricated playground flooring in a significantly improved form.
  • the present invention has the effect of significantly improving the shock absorption capacity by forming a shock absorbing portion in the base frame of the prefabricated playground flooring.
  • the present invention is because the base frame and the shock absorbing part of the prefabricated playground flooring is formed by the overmoulding method, which is a double injection method, so that the design characteristics of the plate-like structure and the structural characteristics regarding the coupling of the base frame and the shock absorbing part is maintained in large quantities. Mass production is possible.
  • the present invention has the effect of improving the sliding characteristics by forming irregularities on the surface of the shock absorbing portion of the prefabricated playground flooring.
  • the present invention has the effect of diluting a small amount of pigment in the shock absorbing portion to exhibit a visible visual characteristics at night or day in the state that the manufacturing cost is not significantly increased.
  • FIG. 1 is an exploded perspective view of a prefabricated playground flooring material according to an embodiment of the present invention.
  • Figure 2 is a perspective view of the assembled prefabricated playground flooring state shown in FIG.
  • Figure 3 is a perspective view from the bottom of the prefabricated playground flooring shown in FIG.
  • Figure 4a Figure 4b is a plan view of the prefabricated playground flooring composed of two colors.
  • FIG. 1 is an exploded perspective view of a prefabricated playground flooring material according to an embodiment of the present invention.
  • Figure 2 is a perspective view of the assembled prefabricated playground flooring state shown in FIG.
  • Figure 3 is a perspective view of the prefabricated playground flooring material shown in Figure 2 viewed from the bottom.
  • prefabricated playground flooring is formed including a base frame 10, the projection 20, and the shock absorbing portion (30).
  • the base frame 10 is formed in a flat frame shape.
  • the base frame 10 is installed indoors or outdoors, and is used as a platform for people. When people use the base frame 10 as a scaffold, the base frame 10 absorbs the impact by bending itself by the force applied by the foot.
  • the base frame 10 is formed with a plurality of drainage holes 11.
  • the plurality of drainage holes 11 are formed in a shape in which a plurality of slits are spaced apart from each other, and serves to allow water or foreign matter to pass through the base frame 10.
  • the base frame 10 is formed with a plurality of mounting grooves 12, in this case, the mounting groove 12 is formed between the drain holes 11 so as not to overlap with the drain holes (11).
  • the seating groove 12 is formed in a rectangular groove shape and serves to provide a space in which the shock absorbing unit 30 is seated.
  • the plurality of seating grooves 12 may be further formed with a straight connection groove 13 connecting each other, and the shock absorbing portion 30 may be seated and coupled to the connection groove 13.
  • the base frame 10 may be further formed with an annular ring portion for connecting a plurality of base frames on the side.
  • the protrusion 20 protrudes into a plurality of lower portions of the base frame 10 and is integrally formed with the base frame 10.
  • the protrusion 20 may have a length of between 1 mm and 1.5 mm in length.
  • These protrusions 20 are installed in contact with the floor of the indoor or outdoor. In this case, the shock transmitted from the base frame 10 to the protrusion 20 serves to absorb the impact by bending the protrusion 20.
  • the base frame 10 and the protrusion 20 are formed of the same resin material, and integrally formed by injection molding.
  • the shock absorbing portion 30 is hardened as the material of the seating groove 12 is bonded and cooled in a molten state by a double injection method to the seating groove 12 of the base frame 10 to be cured. do.
  • the base frame 10 is molded by the primary mold by the double injection method, the base frame 10 is placed in the secondary mold and the same as the material of the seating groove 12 is molten.
  • the shock absorbing unit 30 is melted and cooled in a molten state.
  • the base frame 10 and the shock absorbing unit 30 are combined and attached in a molten state, the base frame 10 and the shock absorbing unit 30 are not only vertically impacted but also horizontally applied by the sliding force of the object.
  • the shock absorbing part 30 may absorb the shock without being separated.
  • the shock absorbing portion 30 is formed in a rectangular flat plate shape to be seated in the seating groove 12.
  • the shock absorbing portion 30 is formed to further include a connecting portion 31 to be filled in the connecting groove 13 of the base frame 10.
  • the shock absorbing part 30 is formed by an overmoulding method, which is a double injection method using a soft resin material, to form an elastic surface of the plate-like structure on the base frame 10 to absorb the applied shock. do.
  • the base frame 10 is preferably formed of a polypropylene resin material having an ethylene content of 18% to 25%
  • the shock absorbing portion 30 is formed of a lower hardness than the base frame 10 It is preferable. This is because the base frame 10 is formed of a rigid polypropylene resin material to have a hard (Hash) characteristics, so as to support the weight applied from the human foot, the shock absorbing portion 30 is the base frame It is formed to be lower than the hardness of (10) to better absorb the impact applied from the human foot.
  • the base frame 10 is formed of a polypropylene resin having an ethylene content of 18% to 25%, because the base frame 10 contains both toughness and flexibility even at low temperatures to improve weight bearing ability and shock absorption ability. to be.
  • the ethylene content of the base frame 10 is less than 18%, the ability to support the weight may be improved, but the lack of flexibility may reduce the shock absorption to less than the standard specification, the ethylene content of the base frame 10 If it is formed larger than 25% of the shock absorbing amount can be increased, but the weight bearing capacity is weak, the durability can be significantly reduced.
  • polypropylene (PP) or polyethylene (PE), which is an olefin resin is known as a very stable and environmentally friendly material because it can be recycled over several times and does not contain harmful substances.
  • the base frame 10 may be manufactured by containing Talc to reduce shrinkage and expansion as is widely known.
  • the shock absorbing portion 30 is preferably formed of a resin material of Shore A hardness of 50 to 70.
  • the reason for this is that if the base frame 10 is bent by an impact in a state in which the shock absorbing unit 30 is coupled with the base frame 10, the base frame 10 is bent together with the base frame 10 to thereby maximize the amount of shock absorption. Because it is. If the shock absorbing part 30 is formed to have a Shore A hardness of less than 50, the material becomes too soft. Therefore, the shock absorbing part 30 does not absorb shock due to its own off. As a result, the shock absorbing amount against the bending of the base frame 10 is remarkably decreased.
  • shock absorbing portion 30 when the shock absorbing portion 30 is formed larger than Shore A hardness 70, when the shock absorbing portion 30 is too hard (Hash) material to interlock with the bending of the base frame 10, the shock absorbing portion ( 30 may be prevented from exerting the shock absorbing amount similar to the shock absorbing amount when the base frame 10 is separated from the base frame 10 or is composed of the base frame 10 alone.
  • the shock absorbing portion 30 is preferably formed of a resin material or a thermoplastic elastomer (TPE) material containing metallocene (Metallocene) in polypropylene or polypropylene.
  • TPE thermoplastic elastomer
  • Metallocene metallocene
  • the shock absorbing unit 30 can be used using a resin such as EVA, PE-LD, TPR, PP Metallocene, PE-Metallocene, TPE-V, TPE-S in consideration of the adhesive force with the base frame 10
  • a resin or a thermoplastic elastomer (TPE) including metallocene in polypropylene or polyproethylene which is a resin capable of producing elasticity of Shore A hardness of about 50 to 70, is very preferable.
  • the shock absorbing unit 30 may be mixed with at least one of a coloring pigment, a photoluminescent pigment, and a fluorescent pigment to form a visually prominent color at night and day. Therefore, the shock absorbing unit 30 implements a more beautiful color and design than the conventional prefabricated flooring exercisers and improves stability by securing a walking path at night.
  • the pigment diluted in the shock absorbing part 30 is mixed in the shock absorbing part 30 having a volume which is significantly smaller than the total volume of the base frame 10, the pigment may have a visual effect with a small amount of pigment. Manufacturing costs can also be reduced.
  • shock absorbing portion 30 may be formed by protrusions (not shown) of minute protrusions on the upper surface. These irregularities will improve the sliding characteristics by improving the friction with the shoes.
  • the base frame injection molding step is a step of manufacturing the above-described base frame 10 by the injection molding method.
  • the injection molding step of the base frame 10 is formed of a structure and a material as described above by the primary mold.
  • the double injection molding method is applied to the base frame 10 again into a second mold frame (not shown), and the shock absorbing part 30 described above in the seating groove 12 and the connection groove 13 is applied. ) Is the step of injection molding to form. Then, the shock absorbing portion 30 of the structure and material as described above is formed.
  • the above-mentioned concave-convex part for etching may be formed inside the mold surface to improve sliding characteristics.
  • the prefabricated playground flooring material and the method of manufacturing the same according to an embodiment of the present invention are not formed in a line-based network structure, but are formed in a plate-like structure that has no problem in drainage, so that elasticity, friction characteristics, and stability are improved. It is improved and is formed in a shape that is significantly improved from the conventional in terms of design and color.
  • the prefabricated playground flooring material and the method of manufacturing the same is to form a shock absorbing portion 30 in the base frame 10 to significantly improve the shock absorbing capacity than conventional.
  • the base frame 10 and the shock absorbing portion 30 are formed in an overmolding method, which is a double injection method, the base frame 10
  • the shock absorbing part 30 is formed to have a different color, respectively, so that two color effects can be obtained as shown in FIGS. 4A and 4B, and each color is contrasted to design a fashionable coat. Mass production is possible while maintaining the characteristics and structural characteristics.
  • the present invention has the effect of improving the elasticity and friction characteristics and stability of the prefabricated playground and significantly improving the shock absorption capacity than the prior art.
  • the present invention has the effect of mass production in terms of the structure, by forming irregularities on the surface of the shock absorbing portion of the prefabricated playground flooring, there is an effect of improving the sliding characteristics.
  • the present invention by diluting a small amount of the pigment in the shock absorbing portion greatly reduces the manufacturing cost, there is an effect of exhibiting the visible visual characteristics at night or day.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Floor Finish (AREA)
  • Road Paving Structures (AREA)

Abstract

La présente invention se rapporte à un plancher du type assemblé pour terrains de jeu et sur un procédé de fabrication de ce plancher. Un but de la présente invention est de réaliser un plancher du type assemblé pour terrains de jeu, dans lequel les caractéristiques de conception, la performance d'absorption des chocs et les caractéristiques de friction de la surface sont améliorées, et de perfectionner un procédé pour la fabrication du plancher. Pour cela, le plancher du type assemblé pour terrains de jeu comprend : un châssis de base en forme de plaque plane qui a une pluralité de trous de drainage de l'eau et de gorges de montage formées entre les trous de drainage de l'eau ; des saillies qui font saillie sur une partie inférieure du châssis de base et qui sont formées d'une seule pièce avec le châssis de base ; et une unité d'absorption des chocs qui est faite d'une matière résineuse souple ayant une dureté inférieure à la dureté du châssis de base, et qui est couplée dans les gorges de montage du châssis de base.
PCT/KR2011/000917 2010-02-17 2011-02-11 Plancher du type assemblé pour terrains de jeu et procédé de fabrication de ce plancher Ceased WO2011102619A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020100014118A KR100975984B1 (ko) 2010-02-17 2010-02-17 조립식 운동장 바닥재 및 그 제조 방법
KR10-2010-0014118 2010-02-17

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WO2011102619A2 true WO2011102619A2 (fr) 2011-08-25
WO2011102619A3 WO2011102619A3 (fr) 2012-01-19

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WO (1) WO2011102619A2 (fr)

Cited By (3)

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US8806832B2 (en) 2011-03-18 2014-08-19 Inotec Global Limited Vertical joint system and associated surface covering system
CN108221549A (zh) * 2018-02-09 2018-06-29 钱娟娟 市政风雪养路防护垫
WO2018115504A3 (fr) * 2016-12-23 2018-08-16 Scobamat Ag Site d'atterrissage temporaire

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KR101640482B1 (ko) 2014-06-12 2016-07-18 코스코디에스 주식회사 파티션이 가능한 절개면을 구비한 모듈 형태의 조립식 타일
KR101657999B1 (ko) * 2015-08-03 2016-09-30 주식회사 신한엔터프라이즈 스포츠 코트용 조립식 성형 바닥재
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KR20200057218A (ko) 2018-11-16 2020-05-26 주식회사 케이그린 플라스틱 바닥재
KR20250152332A (ko) 2024-04-16 2025-10-23 한경수 빗물저금통을 이용한 빗물저장 또는 침투가 가능한 천연소재 친환경 스포츠 바닥재

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8806832B2 (en) 2011-03-18 2014-08-19 Inotec Global Limited Vertical joint system and associated surface covering system
US9103126B2 (en) 2011-03-18 2015-08-11 Inotec Global Limited Vertical joint system and associated surface covering system
US10000935B2 (en) 2011-03-18 2018-06-19 Inotec Global Limited Vertical joint system and associated surface covering system
US12139918B2 (en) 2011-03-18 2024-11-12 Välinge Innovation AB Vertical joint system and associated surface covering system
WO2018115504A3 (fr) * 2016-12-23 2018-08-16 Scobamat Ag Site d'atterrissage temporaire
CN108221549A (zh) * 2018-02-09 2018-06-29 钱娟娟 市政风雪养路防护垫

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KR100975984B1 (ko) 2010-08-13

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