JPH01123703U - - Google Patents
Info
- Publication number
- JPH01123703U JPH01123703U JP1521888U JP1521888U JPH01123703U JP H01123703 U JPH01123703 U JP H01123703U JP 1521888 U JP1521888 U JP 1521888U JP 1521888 U JP1521888 U JP 1521888U JP H01123703 U JPH01123703 U JP H01123703U
- Authority
- JP
- Japan
- Prior art keywords
- wheel
- rim
- excluding
- metal block
- soundproof
- 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.)
- Pending
Links
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910001385 heavy metal Inorganic materials 0.000 claims 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000009413 insulation Methods 0.000 description 1
Description
第１図は本考案の第一実施例を示す車輪上半部
の縦断面図、第２図はボルトによる金属ブロツク
６の取付け状態を示すリム部の縦断面図、第３図
は本考案の第二実施例の第１図同様の縦断面図で
ある。第４〜５図は本考案の基礎となる実験状況
を示し、第４図は車輪の側面図、第５図は第４図
のＡ―Ａ横断面図、第６〜８図は上記実験の結果
を示す線図で、第６図は鉛板と鉄片とを車輪に取
付けた第一の実験、第７図は鉛板のみを取付けた
第二の実験、第８図は従来の車輪のままの第三の
実験における発生騒音を示す線図である。
１：レール、２：車輪、２ａ：リム、２ｂ：本
体、３：遮音板、３ａ：鉛板、４：鉄片、５：ク
ランプ、６：金属ブロツク、７：ボルト、８：ナ
ツト。
Fig. 1 is a longitudinal cross-sectional view of the upper half of the wheel showing the first embodiment of the present invention, Fig. 2 is a longitudinal cross-sectional view of the rim portion showing how the metal block 6 is attached with bolts, and Fig. 3 is a longitudinal cross-sectional view of the wheel upper half showing the first embodiment of the present invention. FIG. 2 is a longitudinal sectional view similar to FIG. 1 of the second embodiment. Figures 4 and 5 show the experimental conditions that form the basis of the present invention. Figure 4 is a side view of the wheel, Figure 5 is a cross-sectional view taken along A-A in Figure 4, and Figures 6 to 8 are the results of the above experiment. Diagrams showing the results. Figure 6 is the first experiment in which a lead plate and iron piece were attached to the wheel, Figure 7 is the second experiment in which only the lead plate was attached, and Figure 8 is the same as the conventional wheel. FIG. 3 is a diagram showing the noise generated in the third experiment of FIG. 1: Rail, 2: Wheel, 2a: Rim, 2b: Main body, 3: Sound insulation plate, 3a: Lead plate, 4: Iron piece, 5: Clamp, 6: Metal block, 7: Bolt, 8: Nut.
Claims (1)
に分割した重量のある金属ブロツクを取付けると
共に、金属ブロツクの外側面及び車輪の本体側面
を遮音板で覆つた鉄道用防音車輪。 (2) 車輪の外周面を除くリム外側面に円周方向
に分割した重量のある金属ブロツクを取付けると
共に、この金属ブロツクの外側面を遮音板で覆つ
た鉄道用防音車輪。 (3) 車輪の外周面を除くリム外側面に円周方向
に分割した重量のある金属ブロツクを取付けた鉄
道用防音車輪。 (4) 車輪の外周面を除くリム外側面及び本体側
面を遮音板で覆つた鉄道用防音車輪。[Scope of Claim for Utility Model Registration] (1) A heavy metal block divided in the circumferential direction is attached to the outer surface of the rim excluding the outer peripheral surface of the wheel, and a sound insulating plate is installed on the outer surface of the metal block and the side of the main body of the wheel. Covered railway soundproof wheels. (2) A soundproof wheel for railways in which a heavy metal block divided in the circumferential direction is attached to the outer surface of the rim excluding the outer peripheral surface of the wheel, and the outer surface of the metal block is covered with a sound insulating plate. (3) Soundproof wheels for railways that have heavy metal blocks divided in the circumferential direction attached to the outer surface of the rim, excluding the outer circumferential surface of the wheel. (4) A soundproof wheel for railways in which the outer surface of the rim and the side surface of the main body, excluding the outer circumferential surface of the wheel, are covered with sound insulating plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1521888U JPH01123703U (en) | 1988-02-09 | 1988-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1521888U JPH01123703U (en) | 1988-02-09 | 1988-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01123703U true JPH01123703U (en) | 1989-08-23 |
Family
ID=31227077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1521888U Pending JPH01123703U (en) | 1988-02-09 | 1988-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01123703U (en) |
-
1988
- 1988-02-09 JP JP1521888U patent/JPH01123703U/ja active Pending