JPH0331061A - Side beam structure of carriage for rolling stock - Google Patents
Side beam structure of carriage for rolling stockInfo
- Publication number
- JPH0331061A JPH0331061A JP1164050A JP16405089A JPH0331061A JP H0331061 A JPH0331061 A JP H0331061A JP 1164050 A JP1164050 A JP 1164050A JP 16405089 A JP16405089 A JP 16405089A JP H0331061 A JPH0331061 A JP H0331061A
- Authority
- JP
- Japan
- Prior art keywords
- reinforced plastic
- side beam
- longitudinal direction
- box
- plastic box
- 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.)
- Granted
Links
- 238000005096 rolling process Methods 0.000 title 1
- 239000011347 resin Substances 0.000 claims abstract description 17
- 229920005989 resin Polymers 0.000 claims abstract description 17
- 239000002990 reinforced plastic Substances 0.000 claims description 98
- 239000011521 glass Substances 0.000 claims description 14
- 238000005452 bending Methods 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000000835 fiber Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Rod-Shaped Construction Members (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、鉄道車両用台車の側ばり構造に係り、詳し
くは強化プラスチックより成る側ばりの構造に関するも
のである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a side beam structure for a bogie for a railway vehicle, and more particularly to a side beam structure made of reinforced plastic.
従来の一般の鉄道車両用台車は金属製であり、重量が大
きく、鉄道車両の軽量化を阻害している。Conventional general railway vehicle bogies are made of metal and are heavy, which hinders efforts to reduce the weight of railway vehicles.
そこで、台車を強化プラスチック類とすることが考えら
れている。Therefore, it is being considered to use reinforced plastics for the carts.
鉄道車両用台車は１前後方向の応力の他に大きな曲げ荷
重及びねじり荷重を受けるので、前後方向だけでなく、
種々の方向に関して所定の剛性を必要とする。In addition to stress in the longitudinal direction, railway vehicle bogies are subject to large bending loads and torsional loads;
Requires a certain stiffness in various directions.
これに対し１強化プラスチックは、繊維方向へは高い比
強度を有しているものの、繊維方向に対して直角方向及
びせん断方向の比強度は低い。また１強化プラスチック
は、金属の場合のように溶接により接合することは困難
である。On the other hand, 1-reinforced plastic has high specific strength in the fiber direction, but low specific strength in the direction perpendicular to the fiber direction and in the shear direction. Furthermore, it is difficult to join reinforced plastics by welding as is the case with metals.
したがって、種々の荷重に耐える強度を確保する点から
、鉄道車両用台車の材料を金属から強化プラスチックに
曝純に変更するわけにはいかない。Therefore, in order to ensure the strength to withstand various loads, it is not possible to simply change the material of the railway vehicle bogie from metal to reinforced plastic.
請求項１の発明の目的は、強化プラスチック製とし、か
つ曲げ荷重及びねじり荷重にも耐え得る鉄道車両用台車
の側ばり構造を提供することである。It is an object of the invention to provide a side beam structure for a railway vehicle bogie that is made of reinforced plastic and can withstand bending loads and torsional loads.
請求項２の発明の目的は、さらに製造作業の円滑化を図
ることができる鉄道車両用台車の側ばり構造を提供する
ことである。It is an object of the invention as claimed in claim 2 to provide a side beam structure for a bogie for a railway vehicle that can further facilitate manufacturing operations.
請求項３の発明の目的は、さらに、特に大きな荷重のか
かる荷重点や支点における強度の強化を図ることができ
る鉄道車両用台車の側ばり構造を提供することである。A further object of the invention is to provide a side beam structure for a railway vehicle bogie that can strengthen the strength at a load point or fulcrum where a particularly large load is applied.
請求項４の発明の目的は、溶接による接合が困難な複数
個の強化プラスチック製部品から成る鉄道車両用台車の
側ばりにおいて、接合を強固にすることである。It is an object of the invention as claimed in claim 4 to strengthen the joint in the side beam of a bogie for a railway vehicle, which is composed of a plurality of reinforced plastic parts that are difficult to join by welding.
この発明を、実施例に対応する図面の符号を使用して説
明する。The invention will be described using reference numerals in the drawings that correspond to the embodiments.
請求項１の鉄道車両用台車の側ばりは、前後方向に隣接
、結合して配列される複数個の強化プラスチック製箱体
と、これら強化プラスチック製箱体の上面及び下面にそ
れぞれに固定され前後方向へ延びる強化プラスチック製
上側板状体及び強化プラスチック製下側板状体とを有し
てなる。The side beam of the bogie for a railway vehicle according to claim 1 includes a plurality of reinforced plastic boxes that are arranged adjacent to each other in the longitudinal direction and connected to each other, and that are fixed to the upper and lower surfaces of these reinforced plastic boxes, respectively. It has an upper plate-shaped body made of reinforced plastic and a lower plate-shaped body made of reinforced plastic, which extend in the direction.
請求項２の鉄道車両用台車の側ばりでは、さらに、強化
プラスチック製箱体は、側面に作業用開口を有している
。In the side beam for a railway vehicle bogie according to the second aspect of the present invention, the reinforced plastic box body further has a working opening on the side surface.
請求項３の鉄道車両用台車の側ばりでは、さらに、強化
プラスチック製箱体は、ガラスマイクロバルーン入り樹
脂を注入されて硬化された部分を側面にもっている。In the side beam of a railway vehicle bogie according to the third aspect, the reinforced plastic box further has a portion on the side surface which is injected with resin containing glass microballoons and hardened.
請求項４の鉄道車両用台車の側ばりでは、さらに、強化
プラスチック製外枠体により外側を枠組みされている。In the side beam for a railway vehicle bogie according to the fourth aspect of the present invention, the outside is further framed by a reinforced plastic outer frame body.
請求項１の発明では、鉄道車両用台車の側ばりにおいて
、上下方向の引張及び圧縮の応力は強化プラスチック製
箱体が受は持ち１前後方向の引張及び圧縮の応力は強化
プラスチック製上側板状体及び強化プラスチック製下側
板状体が受は持ち。In the invention of claim 1, in the side beam of a bogie for a railway vehicle, the tensile and compressive stress in the vertical direction is received by the reinforced plastic box body, and the tensile and compressive stress in the longitudinal direction is received by the reinforced plastic upper plate. The body and the lower plate made of reinforced plastic hold the support.
それらの荷重に対して所定の強度を発揮する。また、曲
げ荷重及びねじり荷重は１強化プラスチック製上側板状
体及び強化プラスチック製下側板状体を介して強化プラ
スチック製箱体の形状を変化させようと強化プラスチッ
ク製箱体に作用し、これに対する強化プラスチック製箱
体の抵抗力が曲げ荷重及びねじり荷重に対する強度を生
じさせる。It exhibits a certain level of strength against those loads. In addition, the bending load and torsional load act on the reinforced plastic box body through the reinforced plastic upper plate body and the reinforced plastic lower plate body in an attempt to change the shape of the reinforced plastic box body, and The resistance of the reinforced plastic box provides strength against bending and torsional loads.
請求項２の発明では、強化プラスチック製箱体の作業用
開口を介して、所定の工具が強化プラスチック製箱体内
へ入れられる。In the invention of claim 2, a predetermined tool is inserted into the reinforced plastic box through the working opening of the reinforced plastic box.
請求項３の発明では、強化プラスチック製箱体において
集中的にかかる大きな荷重は強化プラスチック製箱体の
側面のガラスマイクロバルーン入り樹脂部により受けら
れる。In the third aspect of the invention, a large load concentratedly applied to the reinforced plastic box is received by the glass microballoon-containing resin portion on the side surface of the reinforced plastic box.
請求項４の発明では１強化プラスチック製外枠体は、側
ばりの枠組みを行って、強化プラスチック製箱体、強化
プラスチック製上側板状体及び強化プラスチック製下側
板状体が互いに分離するのを阻止する。In the invention of claim 4, the reinforced plastic outer frame serves as a frame for the side beams to prevent the reinforced plastic box, the reinforced plastic upper plate, and the reinforced plastic lower plate from separating from each other. prevent.
以下、この発明を図面の実施例について説明する。 Hereinafter, the present invention will be described with reference to embodiments shown in the drawings.
第３図は台車枠１０の概略的な斜視図である。FIG. 3 is a schematic perspective view of the truck frame 10.
対の強化プラスチック製の側ばり１２は、車両の左右方
向へ所定距離だけ離れ、かつ前後方向へ互いに平行に延
びている。一対の金属製管１４は、車両左右方向へ互い
に平行に延び、左右方向両端部において側ばり１２の挿
通孔１６に挿通、固定されている。The pair of side beams 12 made of reinforced plastic are separated by a predetermined distance in the left-right direction of the vehicle and extend parallel to each other in the front-rear direction. The pair of metal tubes 14 extend parallel to each other in the left-right direction of the vehicle, and are inserted into and fixed to the insertion holes 16 of the side beams 12 at both ends in the left-right direction.
第１図は一方の側ばり１２を側方の斜め上方から見た斜
視図である。FIG. 1 is a perspective view of one side beam 12 viewed diagonally from above.
強化プラスチック製箱体１８は側ばり１２の前後方向の
中心に位置し、強化プラスチック製箱体１８を中心に前
後方向の端側へ強化プラスチック製箱体２０．２２，２
４が順番配列されている。強化プラスチッり型箱体１Ｂ
、２０，２２．２４は、それらの上面が１個の水平面を
形成するように上面をそろえられており。The reinforced plastic box body 18 is located at the center of the side beam 12 in the front-rear direction, and the reinforced plastic box bodies 20, 22, 2 extend toward the ends of the reinforced plastic box body 18 in the front-rear direction.
4 are arranged in order. Reinforced plastic box body 1B
, 20, 22, and 24 have their top surfaces aligned so that their top surfaces form one horizontal plane.
また、隣同士は１前後方向へ隣接し、かつボルトや接着
等により相互に結合している、強化プラスチック製箱体
１８，２０は、車両左右方向へ向けられている側面が縦
長の長方形状であり１強化プラスチック製箱体２２は台
形状であり、強化プラスチック製箱体２４は横長の長方
形状であり、強化プラスチック製箱体２４の何面の縦方
向寸法は強化プラスチック製箱体１８，２０のそれより
短くなっている。Further, the reinforced plastic boxes 18 and 20, which are adjacent to each other in the front-rear direction and are connected to each other by bolts, adhesive, etc., have a rectangular shape with a vertically elongated side surface facing in the left-right direction of the vehicle. 1 Reinforced plastic box 22 has a trapezoidal shape, and reinforced plastic box 24 has a horizontally elongated rectangular shape. It is shorter than that of .
強化プラスチック製箱体１８，２２は、車両左右方向の
各側面にそれぞれ側面輪郭に対応した長方形穴２６及び
台形穴２８を形成されている。第２図は強化プラスチッ
ク製箱体１８を一部破断して示す斜視図である。これら
強化プラスチック製箱体１８，２０，２２゜２４は、角
柱状の中子をコアとしてその上に強化プラスチックの層
を段階的に形成していく積層体から成り、強化プラスチ
ックの繊維方向は積層体の各層において異ならせである
０強化プラスチック製箱体１８，２０，２２，２４は、
面内せん断強さが１０ｋｇ・ｆ／ｌＩｍ”以上で、面内
せん断弾性率が８００ｋ［−ｆ／ａｍ”以上にされる。The reinforced plastic boxes 18 and 22 have a rectangular hole 26 and a trapezoidal hole 28 formed on each side surface in the left-right direction of the vehicle, respectively, corresponding to the contours of the side surfaces. FIG. 2 is a partially cutaway perspective view of the reinforced plastic box 18. These reinforced plastic boxes 18, 20, 22゜24 are made of a laminate in which a prismatic core is used as a core and reinforced plastic layers are formed in stages on top of the prismatic core, and the fiber direction of the reinforced plastic is The 0-reinforced plastic box bodies 18, 20, 22, and 24 have different layers in each layer.
The in-plane shear strength is 10 kg·f/lIm" or more, and the in-plane shear modulus is 800 k[-f/am" or more.
また、長方形穴２６及び台形穴２８は、その面積が強化
プラスチック製箱体１８，２２の左右の側面全体の面積
の８０％以下とする１強化プラスチック製箱体２０，２
４は側ばり１２の支点及び作用点に相当し、車両左右方
向の両側の強化プラスチック製箱体２０，２４の側面に
は、その中心においてガラスマイクロバルーン入り樹脂
が注入、硬化されて、ガラスマイクロバルーン入り樹脂
部３゜を形成している０強化プラスチック製箱体２ｏの
ガラスマイクロバルーン入り樹脂部３０には、第３図の
挿通孔１６が形成され、強化プラスチック製箱体２０．
２４のガラスマイクロバルーン入り樹脂部３ｏの密度は
０．７ｇ／ａＪ以下にされる。ガラスマイクロバルーン
入り樹脂部３０の使用により、ガラスマイクロバルーン
入り樹脂部３０に代えて金属補強を使用する場合より大
幅な軽量化が可能になる。In addition, the rectangular hole 26 and the trapezoidal hole 28 have an area of 80% or less of the entire area of the left and right sides of the reinforced plastic boxes 18, 22.1 Reinforced plastic boxes 20, 2
Reference numeral 4 corresponds to the fulcrum and point of action of the side beam 12, and resin containing glass micro balloons is injected and hardened at the center of the sides of the reinforced plastic boxes 20 and 24 on both sides in the left-right direction of the vehicle. The insertion hole 16 shown in FIG. 3 is formed in the glass microballoon-containing resin part 30 of the reinforced plastic box 2o forming the balloon-containing resin part 3°, and the reinforced plastic box 20.
The density of the resin part 3o containing glass microballoons 24 is set to 0.7 g/aJ or less. By using the resin part 30 containing glass microballoons, it is possible to significantly reduce the weight compared to when metal reinforcement is used in place of the resin part 30 containing glass microballoons.
強化プラスチック製上側板状体３２は、１個の平面状に
前後方向へ延び、下面側において強化プラスチック製箱
体１ｇ、２０，２２．２４の上面を当てられて、それら
に接着又はボルト締め等により固定される。The reinforced plastic upper plate-like body 32 extends in the front-rear direction in one planar shape, and the upper surface of the reinforced plastic boxes 1g, 20, 22, and 24 is applied on the lower surface side, and is bonded or bolted to them. Fixed by
強化プラスチック製箱体１８は、傾斜部が強化プラスチ
ック製箱体２２の位置に相当するように、前後方向へ一
部屈曲して延び、上面において強化プラスチック製箱体
１８，２０，２２．２４の下面を当てられて、それらに
接着又はボルト締め等により固定される。The reinforced plastic box 18 extends partially bent in the front-rear direction so that the inclined portion corresponds to the position of the reinforced plastic box 22, and the reinforced plastic box 18, 20, 22, and 24 extend on the upper surface. The lower surface is applied and fixed thereto by gluing or bolting.
強化プラスチック製上側板状体３２及び強化プラスチッ
ク製下側板状体３４は、上方から見た場合、繊維方向が
台車の前後方向にそろえられている強化プラスチックの
積層体から成り、ヤング率が４０００ｋｇ−ｆ／ｍｍ２
以上で、引張強度が１００ｋｇ−ｆ／ｌＩＣ以上で、圧
縮強度が７０ｋｇ−１７１１１１２以上とされる。The upper reinforced plastic plate 32 and the lower reinforced plastic plate 34 are made of a reinforced plastic laminate whose fiber direction is aligned in the front-rear direction of the truck when viewed from above, and have a Young's modulus of 4000 kg. f/mm2
In the above, the tensile strength is 100 kg-f/lIC or more, and the compressive strength is 70 kg-1711112 or more.
強化プラスチック製仕上げ用被覆体３６は、左右方向に
関して例えば２つ割りであり１強化プラスチック製箱体
１８，２０，２２，２４から成る組付は体に左右方向両
側からかぶさって、それらの枠組みを行う。強化プラス
チック製仕上げ用被覆体３６は、長方形穴２６１台形台
形穴及びガラスマイクロバルーン入り樹脂部３０の部分
を除く、組付は体の外面を被覆する６強化プラスチック
製仕上げ用被覆体３６は、同様に、強化プラスチックの
積層体から成り、単位福島たりの強度［引張強さＸ肉厚
］は４ｋｇ−ｆ／履■以上にされる。The reinforced plastic finishing cover 36 is divided into two parts, for example, in the left and right direction, and the assembly consisting of the reinforced plastic boxes 18, 20, 22, 24 covers the body from both sides in the left and right direction, and the frame is conduct. The reinforced plastic finishing covering 36 is assembled to cover the outer surface of the body except for the rectangular hole 261 trapezoidal trapezoidal hole and the resin part 30 containing glass microballoons.6 The reinforced plastic finishing covering 36 is similar to In addition, it is made of a laminate of reinforced plastic, and the strength per unit Fukushima [tensile strength x wall thickness] is set to be 4 kg-f/cm or more.
実施例の作用について説明する。The operation of the embodiment will be explained.
側ばり１２において、上下方向の引張及び圧縮の応力は
強化プラスチック製箱体１ｇ、２０，２２．２４が受は
持ち、前後方向の引張及び圧縮の応力は強化プラスチッ
ク製上側板状体３２及び強化プラスチック製下側板状体
３４が受は持ち、それらの応力に対して所定の強度を発
揮する。また、曲げ荷重及びねじり荷重は、強化プラス
チック製上側板状体３２及び強化プラスチック製下側板
状体３４を介して強化プラスチック製箱体１ｇ、２０，
２２．２４の形状を変化させようと強化プラスチック製
箱体１８，２０，２２．２４に作用し、これに対する強
化プラスチック製箱体１８゜２０．２２．２４の抵抗力
が曲げ荷重及びねじり荷重に対する強度を生じさせる。In the side beam 12, the tensile and compressive stresses in the vertical direction are supported by the reinforced plastic box bodies 1g, 20, 22, and 24, and the tensile and compressive stresses in the longitudinal direction are supported by the reinforced plastic upper plate-shaped body 32 and the The lower plastic plate member 34 holds the support and exhibits a predetermined strength against these stresses. In addition, the bending load and torsional load are applied to the reinforced plastic box bodies 1g, 20,
22.24 acts on the reinforced plastic box bodies 18, 20, 22.24 in an attempt to change the shape of the reinforced plastic box body 18, 20, 22.24, and the resistance force of the reinforced plastic box body 18°20. Produces strength.
台車枠１０の製造組付は作業において１強化プラスチッ
ク製箱体１８，２０，２２，２４を前後方向へ結合する
だめのボルト締めでは、長方形穴２６及び台形穴２８を
介して強化プラスチック製箱体１８，２２内に工具を挿
入する。During production and assembly of the bogie frame 10, the reinforced plastic boxes 18, 20, 22, and 24 are connected in the front and back direction by bolts, which are connected through the rectangular holes 26 and the trapezoidal holes 28. Insert the tool into 18 and 22.
強化プラスチック製箱体２０ 、２４のガラスマイクロ
バルーン入り樹脂部３０の位置は側ばり１２の支点又は
荷重点に相当し、これら支点又は荷重点に集中的にかか
る大きな荷重はガラスマイクロバルーン入り樹脂部３０
に受けられ、大きな強度を発揮する。The positions of the resin parts 30 containing glass microballoons of the reinforced plastic boxes 20 and 24 correspond to the fulcrums or load points of the side beams 12, and the large loads that are concentrated on these fulcrums or load points are caused by the resin parts containing glass microballoons. 30
It can be received by people and exhibits great strength.
強化プラスチック製仕上げ用被覆体３６は、強化プラス
チック製箱体１８，２０．２２，２４から成る組付は体
の枠組みを行って、組付は体の分解を阻止する。The reinforced plastic finishing sheath 36 serves as a framework for the assembly of the reinforced plastic box bodies 18, 20, 22, 24 and prevents disassembly of the assembly.
請求項１の発明では１曲げ荷重及びねじり荷重が、強化
プラスチック製上側板状体及び強化プラスチック製下側
板状体を介して強化プラスチック製箱体へ及ぼされ、形
状変化に対する強化プラスチック製箱体の抵抗力により
相殺される。したがって、側ばりにおいて、前後方向及
び上下方向の荷重だけでなく、曲げ荷重及びねじり荷重
に対する必要な強度を確保することができ、側ばりの実
現を図ることができる。In the invention of claim 1, one bending load and one torsional load are applied to the reinforced plastic box body through the reinforced plastic upper plate-like body and the reinforced plastic lower plate-like body, and the reinforced plastic box body is resistant to changes in shape. offset by resistance. Therefore, in the side beams, it is possible to ensure the necessary strength against not only loads in the longitudinal direction and vertical direction, but also bending loads and torsional loads, and it is possible to realize the side beams.
請求項２の発明では、作業用開口を介して強化プラスチ
ック製箱体内へ工具等を挿入することができるので、ボ
ルト締め等の作業を支障なく実行することができる。According to the second aspect of the invention, since tools and the like can be inserted into the reinforced plastic box body through the working opening, work such as bolt tightening can be performed without any trouble.
請求項３の発明では、荷重点や支点として大きな荷重が
かかる強化プラスチック製箱体の部位は、ガラスマイク
ロバルーン入り樹脂が注入、硬化されており、そのガラ
スマイクロバルーン入り樹脂部により荷重を受けるよう
になっているので、集中的な荷重に対する側ばりの強度
を増加させることができる。In the invention as claimed in claim 3, the portion of the reinforced plastic box body that is subjected to a large load as a load point or fulcrum is injected with a resin containing glass microballoons and hardened, so that the resin portion containing glass microballoons receives the load. This increases the strength of the side beams against concentrated loads.
請求項４の発明では、強化プラスチック製外枠体が、側
ばりの外側を枠組みして１強化プラスチック製箱体、強
化プラスチック製上側板状体及び強化プラスチック製下
側板状体等から成る組付は体の分解を阻止しているので
、強化プラスチックでは困難な溶接を使用することなく
、側ばりの種々の強化プラスチック製部品を強固に接合
することができる。In the invention of claim 4, the reinforced plastic outer frame frames the outside of the side beam and is assembled to include a reinforced plastic box, a reinforced plastic upper plate, a reinforced plastic lower plate, etc. Since this prevents the body from disassembling, it is possible to firmly join the various reinforced plastic parts of the side beam without using welding, which is difficult to do with reinforced plastic.
図面はこの発明の実施例に関し、第１図は一方の側ばり
を側方の斜め上方から見た斜視図、第２図は強化プラス
チック製箱体を一部破断して示す斜視図、第３図は台車
枠の概略的な斜視図である。
１０・・・台車枠、１２・・・側ばり、１８゜２０．２
２，２４・・・強化プラスチック製箱体、２６・・・長
方形穴（作業用開口）、２８・・・台形穴（作業用開口
）、３０・・・ガラスマイクロバルーン入り樹脂部、３
２・・・強化プラスチック製上側板状体、３４・・・強
化プラスチック製下側板状体、３６・・・強化プラスチ
ック製仕上げ用被覆体（強化プラスチック製外枠体）。The drawings relate to an embodiment of the present invention, in which Fig. 1 is a perspective view of one side beam seen diagonally from above, Fig. 2 is a perspective view showing a partially cut away reinforced plastic box, and Fig. 3 is a perspective view showing a partially cut away reinforced plastic box. The figure is a schematic perspective view of the bogie frame. 10...Bolly frame, 12...Side beam, 18°20.2
2, 24... Reinforced plastic box body, 26... Rectangular hole (working opening), 28... Trapezoidal hole (working opening), 30... Resin part containing glass micro balloon, 3
2... Upper plate-shaped body made of reinforced plastic, 34... Lower plate-shaped body made of reinforced plastic, 36... Finishing covering body made of reinforced plastic (outer frame body made of reinforced plastic).
Claims (4)
化プラスチック製箱体と、これら強化プラスチック製箱
体の上面及び下面にそれぞれに固定され前後方向へ延び
る強化プラスチック製上側板状体及び強化プラスチック
製下側板状体とを有してなることを特徴とする鉄道車両
用台車の側ばり構造。(1) A plurality of reinforced plastic boxes arranged adjacent to each other in the front-rear direction and connected together, and a reinforced plastic upper plate-shaped body fixed to the upper and lower surfaces of these reinforced plastic boxes and extending in the front-rear direction. and a lower plate-like body made of reinforced plastic.
口を有していることを特徴とする請求項１記載の鉄道車
両用台車の側ばり構造。(2) The side beam structure for a railway vehicle bogie according to claim 1, wherein the reinforced plastic box body has a working opening on a side surface.
バルーン入り樹脂を注入されて硬化された部分を側面に
もつことを特徴とする請求項１又は２記載の鉄道車両用
台車の側ばり構造。(3) The side beam structure for a bogie for a railway vehicle according to claim 1 or 2, wherein the reinforced plastic box body has a side wall that is injected with a resin containing glass microballoons and hardened.
れていることを特徴とする請求項１ないし３のいずれか
に記載の鉄道車両用台車の側ばり構造。(4) The side beam structure for a railway vehicle bogie according to any one of claims 1 to 3, characterized in that the outside is framed by an outer frame made of reinforced plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1164050A JP2866857B2 (en) | 1989-06-28 | 1989-06-28 | Side beam structure of bogies for railway vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1164050A JP2866857B2 (en) | 1989-06-28 | 1989-06-28 | Side beam structure of bogies for railway vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0331061A true JPH0331061A (en) | 1991-02-08 |
| JP2866857B2 JP2866857B2 (en) | 1999-03-08 |
Family
ID=15785845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1164050A Expired - Fee Related JP2866857B2 (en) | 1989-06-28 | 1989-06-28 | Side beam structure of bogies for railway vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2866857B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07236629A (en) * | 1993-04-26 | 1995-09-12 | Teijin Ltd | Bone measuring method and bone measuring device |
| JPH07236631A (en) * | 1993-06-29 | 1995-09-12 | Teijin Ltd | Bone measurement method and apparatus therefor |
-
1989
- 1989-06-28 JP JP1164050A patent/JP2866857B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07236629A (en) * | 1993-04-26 | 1995-09-12 | Teijin Ltd | Bone measuring method and bone measuring device |
| JPH07236631A (en) * | 1993-06-29 | 1995-09-12 | Teijin Ltd | Bone measurement method and apparatus therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2866857B2 (en) | 1999-03-08 |
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