JPH0428881Y2 - - Google Patents
Info
- Publication number
- JPH0428881Y2 JPH0428881Y2 JP1984156386U JP15638684U JPH0428881Y2 JP H0428881 Y2 JPH0428881 Y2 JP H0428881Y2 JP 1984156386 U JP1984156386 U JP 1984156386U JP 15638684 U JP15638684 U JP 15638684U JP H0428881 Y2 JPH0428881 Y2 JP H0428881Y2
- Authority
- JP
- Japan
- Prior art keywords
- sleeper
- elastic
- covering material
- side wall
- concrete
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 claims description 44
- 241001669679 Eleotris Species 0.000 claims description 39
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 238000009415 formwork Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
Landscapes
- Building Environments (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Description
【考案の詳細な説明】
本考案は被覆材を嵌合する弾性まくらぎに関す
るものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an elastic sleeper fitted with a covering material.
〈〉 考案の目的 ［産業上の利用分野］ 鉄道技術。〈〉 Purpose of invention [Industrial application field] Railway technology.
［従来の目的］
鉄道等の軌道ではコンクリート製のまくらぎを
直接バラストの道床に設置した場合は、まくらぎ
の底面と側壁等をウレタン等の弾性材で被覆した
被覆まくらぎを用いることに因つて、軌道沈下が
大幅に減少することが知られている。[Conventional purpose] In railway tracks, when concrete sleepers are installed directly on the ballast trackbed, covered sleepers are used in which the bottom and side walls of the sleepers are covered with an elastic material such as urethane. , it is known that orbital subsidence is significantly reduced.
そうした被覆まくらぎは、コンクリートまくら
ぎをセツトした型枠に液状のウレタンを注入し接
着剤を用いて接着し、コンクリートまくらぎの底
面等を被覆するものであつた。 Such covered sleepers were made by injecting liquid urethane into a formwork in which the concrete sleepers were set and bonding them using an adhesive to cover the bottom surfaces of the concrete sleepers.
この被覆材はウレタンを型枠内で架橋反応によ
りコンクリートまくらぎに接着させて製造してい
る。 This covering material is manufactured by bonding urethane to concrete sleepers in a formwork through a crosslinking reaction.
［本考案が解決しようとする問題点］
上記のような従来の被覆まくらぎには次の様な
問題点が存在する。[Problems to be Solved by the Present Invention] The conventional covered sleepers as described above have the following problems.
(イ) 型枠にコンクリートまくらぎをセツトし、ウ
レタンを架橋反応により接着させ、一体に成形
する。(a) Concrete sleepers are set in the formwork, urethane is bonded by cross-linking reaction, and molded into one piece.
従つてコンクリートまくらぎ、または被覆材
の一方が破損したり老朽化したりした時、一方
を生かして新たな被覆まくらぎを製作するには
多くの工程を必要とする等、代替性に乏しい。 Therefore, when one of the concrete sleepers or the covering material becomes damaged or obsolete, manufacturing a new covered sleeper by utilizing the other requires many steps, resulting in poor substitutability.
(ロ) コンクリートまくらぎと被覆材との接着はウ
レタンの自己接着に因るものである。(b) The adhesion between the concrete sleepers and the covering material is due to the self-adhesion of urethane.
従つてその接着を確実にするためにはコンク
リートまくらぎの表面のレイタンスや埃、水分
等を丁寧に取りのぞく前処理が必要であり多く
の人手を必要とする。 Therefore, in order to ensure the adhesion, pretreatment to carefully remove laitance, dust, moisture, etc. from the surface of the concrete sleeper is required, and a lot of manpower is required.
そしてその前処理が不完全であると被覆材が
剥離してしまう。 If the pretreatment is incomplete, the coating material will peel off.
［考案の目的］
本考案は上記の様な問題点を解決するために成
されたもので、弾性まくらぎを製作するにあたつ
てコンクリートまくらぎの前処理を必要とせず、
交換が容易であり、なおかつ騒音や振動、さらに
はバラストの粉化を防止することのできる弾性ま
くらぎを提供することを目的とする。[Purpose of the invention] The present invention was made to solve the above-mentioned problems, and it does not require pre-treatment of concrete sleepers when manufacturing elastic sleepers.
It is an object of the present invention to provide an elastic sleeper that is easy to replace and can prevent noise, vibration, and pulverization of ballast.
〈〉 考案の構成
次に本考案の、被覆材を嵌合する弾性まくらぎ
について図面をもとに説明する。<> Structure of the invention Next, the elastic sleeper of the invention into which the covering material is fitted will be explained based on the drawings.
本考案の被覆材を嵌合する弾性まくらぎはコン
クリート製まくらぎ本体１と、その下半部１１を
被覆する弾性被覆材２とで構成する。（第１〜２
図）
さらに両者は一定の規格のもとで別途に製作さ
れ、随時嵌合することによつて弾性まくらぎとし
て成形する。 The elastic sleeper to which the covering material of the present invention is fitted consists of a concrete sleeper main body 1 and an elastic covering material 2 covering the lower half 11 of the sleeper main body 1. (1st to 2nd
(Figure) Furthermore, both are manufactured separately according to certain standards, and are formed into an elastic sleeper by fitting them together at any time.
(イ) コンクリート製まくらぎ本体
コンクリート製まくらぎ本体１はコンクリート
製の角柱体である。(b) Concrete sleeper body The concrete sleeper body 1 is a prismatic concrete body.
そしてコンクリート製まくらぎ本体１の、レー
ルの敷設方向に直交する両面（両側面）は一平面
に形成しない。 Both surfaces (both side surfaces) of the concrete sleeper main body 1 that are orthogonal to the rail laying direction are not formed into one plane.
すなわち平面に形成せず、側面の下半部１１を
上半部１２よりも凹設し、さらに上半部１２と下
半部１１との境に凹状変形部を形成する。 That is, it is not formed flat, but the lower half 11 of the side surface is recessed more than the upper half 12, and furthermore, a concave deformed portion is formed at the boundary between the upper half 12 and the lower half 11.
凹状変形部は、例えば下半部１１の側面にその
長手方向に凹設した半円柱形の嵌合溝１３であ
る。 The concave deformation portion is, for example, a semi-cylindrical fitting groove 13 recessed in the side surface of the lower half portion 11 in the longitudinal direction thereof.
(ロ) 弾性被覆材
弾性被覆材２はコンクリート製まくらぎ本体１
の嵌合溝１３以下の下半部１１、及びその底面１
４を嵌合し被覆する断面コの字状の部材である。(b) Elastic sheathing material Elastic sheathing material 2 is made of concrete sleeper body 1
The lower half 11 below the fitting groove 13 and its bottom surface 1
This is a U-shaped member in cross section that fits and covers 4.
つまり面状体の被覆材底面２１の両端から直角
に被覆材側壁２２，２３を構成する。 In other words, the side walls 22 and 23 of the covering material are formed perpendicularly from both ends of the bottom surface 21 of the covering material of the planar body.
さらに両方の被覆材側壁２２，２３の先端にコ
ンクリート製まくらぎ本体１の変形部に対応する
形状の被覆材変形部を形成する。 Further, a deformed portion of the sheathing material having a shape corresponding to the deformed portion of the concrete sleeper body 1 is formed at the tips of both of the sheathing side walls 22, 23.
被覆材変形部としては例えばコンクリート製ま
くらぎ本体１の嵌合溝１３に嵌合する突起帯２４
を被覆材側壁２２，２３の先端に相対向して突設
する。 Examples of the covering material deformation parts include protruding bands 24 that fit into the fitting grooves 13 of the concrete sleeper main body 1.
are provided protrudingly from opposite ends of the coating side walls 22 and 23.
さらに両方の被覆材側壁２２，２３の厚さは、
まくらぎ本体１の下半部１１を嵌合した時に、上
半部１２の側面とその外壁が同一面を形成するよ
うに設定する。 Furthermore, the thickness of both coating material side walls 22, 23 is
When the lower half part 11 of the sleeper main body 1 is fitted, the side surface of the upper half part 12 and its outer wall are set to form the same plane.
なお必要に応じてその底面２１に水抜き孔２５
を開設することも考えられる。 In addition, if necessary, a drain hole 25 is provided on the bottom surface 21.
It is also possible to open a
またこの弾性被覆材２の材質は次の様なものと
する。 The material of this elastic covering material 2 is as follows.
(1) 比重0.3〜1.0でバネ定数が50から200Kg／
〓・cm2、さらに引裂強度15Kg／〓以上の特性を
有する低発泡または無発泡ポリウレタンエラス
トマー。(1) Specific gravity 0.3 to 1.0 and spring constant 50 to 200Kg/
Low foaming or non-foaming polyurethane elastomer with properties of 〓・cm 2 and tear strength of 15 kg/〓 or more.
(2) 前項(1)内にガラス繊維、ロツクウール、ケイ
酸カルシウム等を混合して弾性率を増加したも
の。(2) Products in which the modulus of elasticity is increased by mixing glass fiber, rock wool, calcium silicate, etc. with the materials listed in (1) above.
(3) ゴム細粒品にウレタン接着剤等の接着剤を混
合して比重0.9〜1.2でバネ定数が50〜200Kg／
〓・cm2の特性を持つよう成形加工したもの。(3) Mix fine rubber particles with adhesive such as urethane adhesive to create products with a specific gravity of 0.9 to 1.2 and a spring constant of 50 to 200 kg/
Molded to have the characteristics of 〓・cm 2 .
(4) 天然ゴム、合成ゴム成型品。(4) Natural rubber and synthetic rubber molded products.
(ハ) 弾性まくらぎの成形（第１図）
上記したコンクリート製まくらぎ本体１の嵌合
溝１３に、弾性被覆材２の突起帯２４を嵌合させ
ながら、弾性被覆材２の側面からまくらぎ本体１
を挿入し嵌合する。(c) Forming of elastic sleepers (Fig. 1) While fitting the protruding bands 24 of the elastic sheathing material 2 into the fitting grooves 13 of the concrete sleeper body 1 described above, insert the sleeper from the side of the elastic sheathing material 2. Main body 1
Insert and mate.
なお弾性被覆材２は弾性を有するのでその開口
部分にまくらぎ本体１の下半部１１をおしつけて
嵌合させることも考えられる。 Since the elastic sheathing material 2 has elasticity, it is also conceivable to push the lower half 11 of the sleeper main body 1 into the opening thereof.
また弾性被覆材２にまくらぎ本体１を単に嵌合
させるだけでなく、両者の接触面に接着剤を併用
して一体化させることも勿論可能である。 Moreover, it is of course possible not only to simply fit the sleeper main body 1 onto the elastic covering material 2, but also to integrate them together by using an adhesive on their contact surfaces.
(ニ) その他の実施例１
上記の弾性まくらぎは、まくらぎ本体１に変形
部として嵌合溝１３を、これに対応する被覆材変
形部として弾性被覆材２に突起帯２４を設置した
が、第３図に示すようにまくらぎ本体１に突起帯
２４を突設させ、弾性被覆材２に嵌合溝１３を凹
設して両者が嵌合するよう構成することも可能で
ある。(D) Other Example 1 In the above elastic sleeper, a fitting groove 13 is provided as a deformable part in the sleeper body 1, and a projection band 24 is provided in the elastic sheathing material 2 as a corresponding deformable part of the sheathing material. As shown in FIG. 3, it is also possible to provide a protruding band 24 on the sleeper main body 1 and provide a fitting groove 13 in the elastic covering material 2 so that the two fit together.
またその形や位置も下半部１１の両側面と被覆
材側壁２２，２３の内壁で両者が互いに対応する
形、位置ならよく、要は両者が嵌合して容易に脱
落することがなければ良いのである。 In addition, the shape and position of both side surfaces of the lower half part 11 and the inner walls of the covering material side walls 22 and 23 may correspond to each other, and the important thing is that they fit together and do not fall off easily. It's good.
(ホ) その他の実施例２（第４図）
弾性被覆材２の側壁に傾斜を付け、外周付近に
補強ネツトＭを埋め込むことも考えられる。(E) Other Embodiment 2 (FIG. 4) It is also conceivable to slope the side wall of the elastic covering material 2 and embed the reinforcing net M near the outer periphery.
この場合は弾性被覆材２の外周の耐摩耗性が向
上する。 In this case, the wear resistance of the outer periphery of the elastic covering material 2 is improved.
〈〉 考案の効果
本考案は以上説明したようになるので次のよう
な効果を期待することができる。<> Effects of the invention As the invention has been explained above, the following effects can be expected.
(イ) 一定のバネ定数を有する素材で弾性被覆材を
形成することによつて、道床の沈下の減少に効
果がある。(b) By forming the elastic covering material with a material that has a certain spring constant, it is effective in reducing subsidence of the track bed.
(ロ) まくらぎ本体の下半部を弾性被覆材で被覆し
たものなので、車両の通過時の振動や騒音をお
さえ、バラストの細粒化防止に効果がある。(b) Since the lower half of the sleeper body is covered with an elastic covering material, it suppresses vibration and noise when vehicles pass by, and is effective in preventing ballast particles from becoming fine.
(ハ) 本考案の弾性まくらぎは一定の規格で別途に
制作したまくらぎ本体と弾性被覆材を押し広げ
て嵌込むことにより結合してなるものである。(c) The elastic sleeper of the present invention is made by combining a sleeper body separately manufactured to a certain standard with an elastic covering material by pushing it out and fitting it.
従つて代替性を有し、一方が破損してもその
部材を容易に取りかえることができる。 Therefore, they have substitutability, and even if one member is damaged, that member can be easily replaced.
(ニ) まくらぎ本体と弾性被覆材が接する面に、各
変形部として互いが対応する嵌合溝と突起帯を
凹凸状に設置したので、両者が容易にはずれる
ことがない。(d) Since fitting grooves and protruding bands corresponding to each other are provided as deformed parts in an uneven shape on the surface where the sleeper main body and the elastic covering material come into contact, the two do not easily come off.
(ホ) コンクリートまくらぎと被覆材との結合はウ
レタンの架橋反応による接着によるものではな
い。(e) The bond between the concrete sleeper and the covering material is not due to adhesion due to the crosslinking reaction of urethane.
従つて従来の場合、接着を確実にするために
行つていたコンクリートまくらぎの表面のレイ
タンスや埃、水分等を取りのぞく前処理が不必
要である。 Therefore, pretreatment to remove laitance, dust, moisture, etc. from the surface of concrete sleepers, which was conventionally performed to ensure adhesion, is unnecessary.
第１図：まくらぎ本体と弾性被覆材結合の説明
図、第２図：本考案の弾性まくらぎの斜視図、第
３〜４図：その他の実施例の説明図。
１……まくらぎ本体、２……弾性被覆材、１１
……下半部、１２……上半部、１３……嵌合溝、
２２，２３……被覆材側壁、２４……突起帯、Ｍ
……補強ネツト。
Fig. 1: An explanatory view of the sleeper main body and the elastic covering material connection, Fig. 2: A perspective view of the elastic sleeper of the present invention, Figs. 3 and 4: An explanatory view of other embodiments. 1...Sleeper body, 2...Elastic covering material, 11
... lower half, 12 ... upper half, 13 ... fitting groove,
22, 23... Covering material side wall, 24... Projection band, M
...Reinforcement net.
Claims (1)
て、 側壁の上部に平面部をその下方に非平面部を
形成したコンクリート製まくらぎ本体と、 底面及び側壁と側壁の内側に前記非平面部と
嵌合する被覆材非平面部を有する弾性被覆材と
よりなり、 この弾性被覆材によりまくらぎ本体底部を着
脱自在に被覆し、 被覆状態においてはまくらぎ本体側壁の平面
部と弾性被覆材の側壁外面とが同一平面上に位
置するよう構成した、 被覆材を嵌合する弾性まくらぎ。 (2) コンクリート製まくらぎ本体と被覆材非平面
部を嵌合させる際に接着剤を併用してなる、実
用新案登録請求(1)の被覆材を嵌合する弾性まく
らぎ。 (3) 弾性被覆材の外周面付近に補強ネツトをうめ
こむことに因つてなる実用新案登録請求(1)の被
覆材を嵌合する弾性まくらぎ。[Scope of Claim for Utility Model Registration] (1) In a concrete prismatic sleeper, the main body of the concrete sleeper has a flat part at the top of the side wall and a non-flat part below it, the bottom surface, the side wall and the side wall. It consists of an elastic covering material having a non-planar part of the covering material on the inside that fits with the non-planar part, and the elastic covering material removably covers the bottom of the sleeper main body, and in the covered state, the flat surface of the side wall of the sleeper main body An elastic sleeper to which a sheathing is fitted, configured so that the outer surface of the side wall of the elastic sheath and the side wall of the elastic sheathing are located on the same plane. (2) An elastic sleeper to which the covering material of Utility Model Registration Request (1) is fitted, which is made by using an adhesive when fitting the concrete sleeper body to the non-planar part of the covering material. (3) An elastic sleeper to which the covering material of the utility model registration request (1) is fitted, which is caused by embedding a reinforcing net near the outer peripheral surface of the elastic covering material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984156386U JPH0428881Y2 (en) | 1984-10-18 | 1984-10-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984156386U JPH0428881Y2 (en) | 1984-10-18 | 1984-10-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6179667U JPS6179667U (en) | 1986-05-27 |
| JPH0428881Y2 true JPH0428881Y2 (en) | 1992-07-14 |
Family
ID=30714388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984156386U Expired JPH0428881Y2 (en) | 1984-10-18 | 1984-10-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0428881Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2618710B2 (en) * | 1989-06-21 | 1997-06-11 | 北海道旅客鉄道 株式会社 | Anti-vibration device for sleepers in tracked track |
| JPH089201Y2 (en) * | 1990-09-29 | 1996-03-13 | 鉄道軌材工業株式会社 | Concrete sleepers with elasticity |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5052706A (en) * | 1973-09-12 | 1975-05-10 | ||
| JPS5313121U (en) * | 1976-07-16 | 1978-02-03 | ||
| JPS5559201A (en) * | 1978-10-28 | 1980-05-02 | Motokichi Nakanishi | Sounddproof and vibration isolating railroad apparatus |
| JPS5988501A (en) * | 1982-11-09 | 1984-05-22 | 栗田 忠四郎 | Heat resistant metal laminated paper |
-
1984
- 1984-10-18 JP JP1984156386U patent/JPH0428881Y2/ja not_active Expired
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5052706A (en) * | 1973-09-12 | 1975-05-10 | ||
| JPS5313121U (en) * | 1976-07-16 | 1978-02-03 | ||
| JPS5559201A (en) * | 1978-10-28 | 1980-05-02 | Motokichi Nakanishi | Sounddproof and vibration isolating railroad apparatus |
| JPS5988501A (en) * | 1982-11-09 | 1984-05-22 | 栗田 忠四郎 | Heat resistant metal laminated paper |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6179667U (en) | 1986-05-27 |
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