JP2501334Y2 - Supercharger - Google Patents
SuperchargerInfo
- Publication number
- JP2501334Y2 JP2501334Y2 JP1990053211U JP5321190U JP2501334Y2 JP 2501334 Y2 JP2501334 Y2 JP 2501334Y2 JP 1990053211 U JP1990053211 U JP 1990053211U JP 5321190 U JP5321190 U JP 5321190U JP 2501334 Y2 JP2501334 Y2 JP 2501334Y2
- Authority
- JP
- Japan
- Prior art keywords
- air suction
- silencer
- supercharger
- muffler
- vortex chamber
- 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 - Lifetime
Links
Landscapes
- Supercharger (AREA)
Description
【考案の詳細な説明】 産業上の利用分野 本考案は、過給機、特に空気吸込部に消音器を備えて
いる排気ガスタービン過給機に関する。TECHNICAL FIELD The present invention relates to a supercharger, and more particularly to an exhaust gas turbine supercharger having a muffler in an air suction section.
従来の技術 第２図に、従来から既に提案されている消音器付過給
機の構造を示す。2. Description of the Related Art FIG. 2 shows the structure of a turbocharger with a silencer that has been proposed in the past.
第２図において、符号１は空気吸込ケーシング、２は
渦室、３は該渦室２の周囲に配設された渦室ラギング、
４は消音器で、該消音器４は消音材５を備えた構成とな
っている。また、６は消音器４の空気吸込口に設けられ
エアフィルタ、７はロータ軸８の一端に設けられたコン
プレッサ羽根車、９は軸受台、10はガスケーシングであ
る。In FIG. 2, reference numeral 1 is an air suction casing, 2 is a swirl chamber, 3 is swirl chamber lagging arranged around the swirl chamber 2,
A silencer 4 is provided with a silencer 5. Further, 6 is an air filter provided at the air suction port of the silencer 4, 7 is a compressor impeller provided at one end of the rotor shaft 8, 9 is a bearing stand, and 10 is a gas casing.
しかるに、従来の過給機にあっては、消音器４の空気
吸込口がコンプレッサの空気吸込ケーシング１の空気上
流側の外側に配設された構成となっている。However, in the conventional supercharger, the air suction port of the silencer 4 is arranged outside the air suction casing 1 of the compressor on the upstream side of the air.
考案が解決しようとする課題 このように、従来の過給機の消音器４はコンプレッサ
の空気吸込ケーシング１より上流側に取り付けられ、か
つ消音器４の空気吸込口は消音器４の外周部あるいは反
スクロール側の消音器端面に設けられていた。DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention As described above, the silencer 4 of the conventional supercharger is attached to the upstream side of the air suction casing 1 of the compressor, and the air suction port of the silencer 4 is at the outer peripheral portion of the silencer 4 or It was provided on the end surface of the silencer on the anti-scroll side.
また、消音器４は、十分な消音効果を得るために相当
量の吸音材５を内部に備えていなければならない。この
ため、従来の消音器４は大型なものとなりがちであり、
過給機を機関上に搭載する場合、大きな取付けスペース
を必要とするという問題があった。Further, the muffler 4 must have a considerable amount of the sound absorbing material 5 inside in order to obtain a sufficient muffling effect. Therefore, the conventional silencer 4 tends to be large,
When the supercharger is mounted on the engine, there is a problem that a large installation space is required.
さらに、従来の過給機の消音器４は、空気吸込ケーシ
ング１に取り付けられており、大きなオーバハング状態
となっているため、外部からの振動に対する消音器取付
部の強度確保が困難であるという問題もあった。Furthermore, since the silencer 4 of the conventional supercharger is attached to the air suction casing 1 and is in a large overhang state, it is difficult to secure the strength of the silencer attachment portion against external vibration. There was also.
本考案は、このような従来技術の課題を解決するため
になされたもので、消音器の小型化を図ると共に消音器
の空気吸込ケーシング端部からのオーバハング量を小さ
くできるようにした過給機を提供することを目的とす
る。The present invention has been made in order to solve the above-described problems of the prior art, and it is a supercharger that aims at downsizing the silencer and reducing the amount of overhang from the end of the air suction casing of the silencer. The purpose is to provide.
課題を解決するための手段 上記の課題を解決するために、本考案は、空気吸込部
に消音器を備えている過給機において、該消音器の空気
吸込口を、コンプレッサ羽根車の空気吸込ケーシングの
端部フランジ外周と消音器の外周部材との間に形成され
て渦室側に開口する環状の吸込口とし、前記空気吸込ケ
ーシング及び渦室の各外側には吸音材と断熱材とを兼ね
るラギングを施したものである。Means for Solving the Problems In order to solve the above problems, the present invention provides a supercharger having a silencer in an air suction portion, in which an air suction port of the silencer is connected to an air suction port of a compressor impeller. An annular suction port is formed between the outer periphery of the end flange of the casing and the outer peripheral member of the silencer, and is an annular suction port that opens toward the vortex chamber.A sound absorbing material and a heat insulating material are provided on each outside of the air suction casing and the vortex chamber. It is the one that has been combined with lagging.
作用 上記の手段によれば、過給機の渦室外側を消音器の空
気吸込口の一部とし、渦室の外側に施工された断熱用ラ
ギング材を吸音材としても作用させ、渦室外側を消音器
の一部として機能させることができるので、消音器の小
型化と簡素化が図れる。Action According to the above means, the outside of the vortex chamber of the supercharger is used as a part of the air suction port of the muffler, and the heat insulating lagging material installed on the outside of the vortex chamber also acts as the sound absorbing member. Can function as a part of the silencer, so that the silencer can be downsized and simplified.
実施例 以下、第１図を参照して本考案の実施例について詳細
に説明する。Embodiment Hereinafter, an embodiment of the present invention will be described in detail with reference to FIG.
第１図において、過給機のコンプレッサの空気吸込ケ
ーシング11の端部に吸音材12を備えた消音器13が配設さ
れている。該消音器13は空気吸込ケーシング11の端部フ
ランジ11aの外周と消音器13の外周部材13aとの間に形成
されて渦室15側に開口する環状の空気吸込口14を備えて
いる。また、消音器13の外周部材13aの過給機側端縁13b
は、空気吸込ケーシング11の端部フランジ11aの端縁11b
とロータ軸（図示せず）の軸方向において略同一面又は
前記端縁11bよりも過給機側へ位置せしめられている。
そして、コンプレッサの渦室15の外側及び空気吸込ケー
シング11の外側には、吸音材と断熱材とを兼ねた例えば
グラスウール、ロックウール等から成るラギング16が施
され、これらのラギング材特に渦室15の外側に施された
ラギング材に消音器13に流入する空気の一部が当たるよ
うにされている。In FIG. 1, a silencer 13 having a sound absorbing material 12 is arranged at an end of an air suction casing 11 of a compressor of a supercharger. The muffler 13 is provided with an annular air suction port 14 formed between the outer periphery of the end flange 11a of the air suction casing 11 and the outer peripheral member 13a of the muffler 13 and opening to the vortex chamber 15 side. Further, the turbocharger side edge 13b of the outer peripheral member 13a of the silencer 13
Is the end edge 11b of the end flange 11a of the air suction casing 11.
And the rotor shaft (not shown) in the axial direction substantially on the same plane or on the supercharger side with respect to the end edge 11b.
Then, on the outside of the vortex chamber 15 of the compressor and the outside of the air suction casing 11, a lagging 16 made of, for example, glass wool, rock wool or the like, which also serves as a sound absorbing material and a heat insulating material, is applied. Part of the air flowing into the silencer 13 is made to hit the lagging material provided on the outside of the.
考案の効果 以上述べたように、本考案によれば、空気吸込部に消
音器を備えている過給機において、該消音器の空気吸込
口を、コンプレッサ羽根車の空気吸込ケーシングの端部
フランジ外周と消音器の外周部材との間に形成されて渦
室側に開口する環状の吸込口とし、前記空気吸込ケーシ
ング及び渦室の各外側には吸音材と断熱材とを兼ねるラ
ギングを施すことにより、過給機の渦室外側を消音器の
空気吸込口の一部とし、渦室の外側に施工された断熱用
ラギング材を吸音材としても作用させ、渦室外側を消音
器の一部として機能させることができるので、消音器の
小型化と簡素化が図れる。その結果、消音器のオーバハ
ングが小さくなって、消音器が外部振動で振れにくくな
り、振動による応力が低減されて信頼性が増し、かつ消
音器が小型化されることにより、消音器の製作コストを
低減できると共に、過給機の外形寸法も小さくして機関
への搭載も容易にすることができる。As described above, according to the present invention, in the supercharger having the silencer in the air suction portion, the air suction port of the silencer is connected to the end flange of the air suction casing of the compressor impeller. An annular suction port that is formed between the outer periphery and the outer peripheral member of the silencer and opens toward the vortex chamber, and the outer sides of the air suction casing and the vortex chamber are provided with lagging that also serves as a sound absorbing material and a heat insulating material. As a result, the outside of the vortex chamber of the supercharger is made a part of the air intake port of the silencer, and the insulating lagging material installed on the outside of the vortex chamber also acts as a sound absorbing material, and the outside of the vortex chamber is part of the silencer. The muffler can be made smaller and simpler. As a result, the muffler overhang is reduced, the muffler does not easily shake due to external vibration, stress due to vibration is reduced, reliability is increased, and the muffler is downsized. In addition, the supercharger can be installed in an engine easily by reducing the outer dimensions of the supercharger.
第１図は本考案に係る過給機の一実施例を示す要部断面
図、第２図は従来の過給機を示す断面図である。 11……空気吸込ケーシング、11a……端部フランジ、12
……吸音材、13……消音器、13a……外周部材、13b……
外周部材の過給機側端縁、14……空気吸込口、15……渦
室、16……ラギング。FIG. 1 is a sectional view showing a main part of an embodiment of a supercharger according to the present invention, and FIG. 2 is a sectional view showing a conventional supercharger. 11 …… Air suction casing, 11a …… End flange, 12
...... Sound absorbing material, 13 …… Silence reducer, 13a …… Outer peripheral member, 13b ……
Supercharger side edge of outer peripheral member, 14 ... Air inlet, 15 ... Vortex chamber, 16 ... Lagging.
Claims (1)
おいて、該消音器の空気吸込口を、コンプレッサ羽根車
の空気吸込ケーシングの端部フランジ外周と消音器の外
周部材との間に形成されて渦室側に開口する環状の吸込
口とし、前記空気吸込ケーシング及び渦室の各外側には
吸音材と断熱材とを兼ねるラギングを施したことを特徴
とする過給機。1. A supercharger having a muffler in an air suction section, wherein an air suction port of the muffler is provided between an outer periphery of an end flange of an air suction casing of a compressor impeller and an outer peripheral member of the muffler. A supercharger having an annular suction port formed on the side of the vortex chamber and formed on the outside of the air suction casing and the vortex chamber, and a lagging functioning as both a sound absorbing material and a heat insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990053211U JP2501334Y2 (en) | 1990-05-22 | 1990-05-22 | Supercharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990053211U JP2501334Y2 (en) | 1990-05-22 | 1990-05-22 | Supercharger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0411221U JPH0411221U (en) | 1992-01-30 |
| JP2501334Y2 true JP2501334Y2 (en) | 1996-06-19 |
Family
ID=31574204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990053211U Expired - Lifetime JP2501334Y2 (en) | 1990-05-22 | 1990-05-22 | Supercharger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2501334Y2 (en) |
-
1990
- 1990-05-22 JP JP1990053211U patent/JP2501334Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0411221U (en) | 1992-01-30 |
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