JPS59147894A - Vane type air pump - Google Patents
Vane type air pumpInfo
- Publication number
- JPS59147894A JPS59147894A JP2182283A JP2182283A JPS59147894A JP S59147894 A JPS59147894 A JP S59147894A JP 2182283 A JP2182283 A JP 2182283A JP 2182283 A JP2182283 A JP 2182283A JP S59147894 A JPS59147894 A JP S59147894A
- Authority
- JP
- Japan
- Prior art keywords
- vane
- rotor
- center line
- seal member
- air pump
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/08—Rotary pistons
- F01C21/0809—Construction of vanes or vane holders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C19/00—Sealing arrangements in rotary-piston machines or engines
- F01C19/005—Structure and composition of sealing elements such as sealing strips, sealing rings and the like; Coating of these elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2280/00—Materials; Properties thereof
- F05B2280/50—Intrinsic material properties or characteristics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2225/00—Synthetic polymers, e.g. plastics; Rubber
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
Abstract
Description
【発明の詳細な説明】 本発明はベーン式エアポンプに関する。[Detailed description of the invention] The present invention relates to a vane type air pump.
従来、この種ポンプとして、円筒形ケーシング内に、そ
れの中心線に軸線を一致させたベーン軸と、そのベーン
軸を囲繞し、前記中心線に対し回転中心線を偏心させた
円筒形回転子とを配設し、その回転子の周壁にその回転
中心線と平行な長孔を設け、その長孔にベーンを貫通さ
せて、そのベーン先端が回転子の回転に伴いケーシング
内周面を摺動し得るようにベーン基端をベーン軸に回転
可能に支承させ、長孔の菌内側部にそれぞれベーンの両
側面に密接するシール部材を配設したものが知られてい
る。Conventionally, this type of pump has a vane shaft whose axis line coincides with the center line of the cylindrical casing, and a cylindrical rotor which surrounds the vane shaft and whose rotational center line is eccentric with respect to the center line. A long hole is provided in the circumferential wall of the rotor parallel to the center line of rotation, and a vane is passed through the long hole so that the tip of the vane slides on the inner peripheral surface of the casing as the rotor rotates. It is known that the proximal end of the vane is rotatably supported on the vane shaft so as to be movable, and sealing members are disposed on the inner side of the elongated hole in close contact with both sides of the vane.
上記ベーンは回転子の回転に伴い、その回転子外周面よ
りシール部材と摺擦（一つ＼出没するものであるから、
ベーンとシール部材の材質如何によっては両者の摩耗が
激しく、両者間に焼付を起し本発明は上記に鑑み、優れ
た耐久性を有するベーンとシール部材とを備えた前記エ
アポンプを提供することを目的とし、ベーンを、潤滑お
よび強化能を有する充填材を含有させたフェノール樹脂
より形成し、またシール部材を、フェノール樹脂を含浸
させた炭素系材料より形成したことを特徴とする。As the rotor rotates, the vanes slide against the sealing member from the outer circumferential surface of the rotor.
Depending on the material of the vane and the seal member, the wear of the vane and the seal member may be severe and seizure may occur between the two. The present invention is characterized in that the vane is formed from a phenolic resin containing a filler having lubricating and reinforcing properties, and the sealing member is formed from a carbon-based material impregnated with a phenolic resin.
す、下、図面により本発明の一実施例について説明１゛
ろと、円筒形ゲージング１内には、その中上・線に軸線
を一致させたベーン軸２が配設されており、その軸２の
一端はケーシング１の一端壁１ａに回転不能に支承され
る。またケーシング１内には、ベーン軸２を囲繞する円
筒形回転子３が配設され、その回転子３の一端壁３ａは
軸受４を介してケーシング１の一端壁１ａに回転可能に
支承され、また回転子３の他端壁に突設された駆動動部
３ｈはケーシング１の他端壁１ｂに軸受５を介して回転
可能に支承される。回転子３の回転中心線はケーシング
１の中心線からケーシング１の吸込口１２および吐出口
１３間の中央部に向ってεだげ偏心しており、これによ
り回転子３の外周面の一部は吸込［１１２と吐出口−１
３の間の中央部にお（・てケーシング１内周而に常に摺
接するようになって（・る。ベーン軸２の他端部２αは
クランク状に形成され、その軸端は軸受６を介して回転
子３の駆動軸部３ｈに支承されている。An embodiment of the present invention will be explained with reference to the drawings. 1. A vane shaft 2 whose axis coincides with the upper middle line of the cylindrical gauging 1 is disposed inside the cylindrical gauging 1. One end of 2 is non-rotatably supported by one end wall 1a of the casing 1. Further, a cylindrical rotor 3 surrounding the vane shaft 2 is disposed inside the casing 1, and one end wall 3a of the rotor 3 is rotatably supported by the one end wall 1a of the casing 1 via a bearing 4. Further, a driving portion 3h projecting from the other end wall of the rotor 3 is rotatably supported by the other end wall 1b of the casing 1 via a bearing 5. The rotation center line of the rotor 3 is eccentric by ε from the center line of the casing 1 toward the center between the suction port 12 and the discharge port 13 of the casing 1, so that a part of the outer peripheral surface of the rotor 3 Suction [112 and discharge port -1
The other end 2α of the vane shaft 2 is formed in the shape of a crank, and the shaft end holds the bearing 6. It is supported by the drive shaft portion 3h of the rotor 3 via the rotor 3.
回転子３０周壁には、その回転中心線と平行に３本の長
孔７が等間装置きに形成され、各長孔７にはベーン８が
貫通している。それらベーン８の基端はベーン軸２に回
転可能に支承され、各ベー／８の先端は回転子３がケー
シング１内周面に摺擦する位置では回転子３内に没入す
るが、回転子３０回転に伴いその外周面より突出してケ
ーシング１内周面を摺動し得ろようになっている。Three elongated holes 7 are equally spaced in the circumferential wall of the rotor 30 in parallel to its rotation center line, and a vane 8 passes through each elongated hole 7. The base ends of these vanes 8 are rotatably supported by the vane shaft 2, and the tips of each vane/8 are recessed into the rotor 3 at the position where the rotor 3 rubs against the inner peripheral surface of the casing 1, but the rotor With 30 rotations, it protrudes from the outer circumferential surface and can slide on the inner circumferential surface of the casing 1.
各長孔７の菌内側部には、それぞれ回転中心線と平行に
長溝９が形成され、各長溝９にはベーン８に密接するシ
ール部利１０が嵌着されている。A long groove 9 is formed in the inner side of each long hole 7 in parallel with the rotation center line, and a seal member 10 that closely contacts the vane 8 is fitted into each long groove 9.
相対向する長溝９の一方の底部には波形板ばね１１が収
容され、その板ばね１１０弾発力により両シール部材１
０の、ベー７８に対する密接が維持される。A corrugated leaf spring 11 is accommodated in the bottom of one of the opposing long grooves 9, and the resilient force of the leaf spring 110 causes both seal members 1
0 is maintained in close contact with bay 78.
上記構成において、回転子３が矢ａ方向へ回転すると、
各ベーン８が吸込口１２より吐出口１３に至る間におい
て、回転子３の外周面より突出して、その先端がケーシ
ング１内周面を摺動し、これによりエアの吸込み、搬送
および吐出が連続的に行われる。In the above configuration, when the rotor 3 rotates in the direction of arrow a,
Between the suction port 12 and the discharge port 13, each vane 8 protrudes from the outer circumferential surface of the rotor 3, and its tip slides on the inner circumferential surface of the casing 1, thereby continuously suctioning, transporting, and discharging air. It is carried out according to
前記ベーン８は、５０〜６０係のフェノール樹脂に４０
〜５０％の潤滑および強化能を有する充填材を配合して
成形されたもので、その基端には内周面に鋼製カラー１
４を嵌着した一対の取付環部８ａが、それらの間に所定
の間隔をとって一体に形成され、それら環部８ａは軸受
１５を介してベーン輔２に嵌合される。このようにベー
ン８と一体に増刊環部８ａを形成することにより、ベー
ン８のベーン’Ｉ’ｌｌ＋ ２に対する取付が極めて容
易に行われる。The vane 8 is made of 50 to 60% phenolic resin and 40%
It is molded with a filler that has ~50% lubrication and reinforcing ability, and the base end has a steel collar 1 on the inner peripheral surface.
A pair of attachment ring portions 8a into which 4 are fitted are integrally formed with a predetermined distance between them, and these ring portions 8a are fitted onto the vane 2 via a bearing 15. By forming the additional volume ring portion 8a integrally with the vane 8 in this way, the attachment of the vane 8 to the vane 'I'll+2 is extremely easily performed.
前記充填材は、潤滑能を有する粒度５０メツシユ以下の
黒鉛粉または炭素粉を主材とし、これに５係以」二の割
合で、強化能を有するカーボンファイバまたはグラスフ
ァイバを混合したもので、各ファイバと１．てはミルド
ファイバまたは３ｍｍ以下のチョツプドファイバが用い
られる。The filler is mainly composed of graphite powder or carbon powder with a particle size of 50 mesh or less that has lubricating ability, and is mixed with carbon fiber or glass fiber that has reinforcing ability in a ratio of 5 to 2. Each fiber and 1. For this purpose, milled fiber or chopped fiber of 3 mm or less is used.
シール部材１０は潤滑能を有する黒鉛粉にフェノール樹
脂を含浸させて、成形および焼成工程を経て形成される
。The sealing member 10 is formed by impregnating graphite powder with lubricating ability with a phenol resin, and performing a molding and firing process.
種々実験を行った結果、前記フェノール樹脂含有のベー
ン８は、他の熱硬化性樹脂、例えばエポキシ、ポリイミ
ド、ポリアミドイミド樹脂含有のものに比べて、強度、
耐熱性および成形性の総合特性において優れ、また前記
シール部材１０との組合せにより両者の摩耗量が少なく
なり、焼料を防止し得ることが判明した。As a result of various experiments, the vanes 8 containing phenolic resin have higher strength and strength than vanes 8 containing other thermosetting resins, such as epoxy, polyimide, and polyamideimide resins.
It has been found that it has excellent overall properties of heat resistance and formability, and that when combined with the seal member 10, the amount of wear of both is reduced and sintering can be prevented.
以上のように本発明によれば、ベーンを、潤滑および強
化能を有する充填材を含有させたフェノール樹脂より形
成したので、その強度および耐熱性を向上させろことが
でき、またフェノール位１脂を含浸させた炭素系材料よ
りなるシール部材との組合せによりベーンおよびシール
部材の摩耗量全減少させて両者間の焼料を防止すること
ができ、これによりベーンおよびシール部材の耐久性を
向上させることができる。さらにベーンの成形性が良好
となるので、その生産性を向上させてコストを低減する
ことができる。As described above, according to the present invention, since the vane is formed from a phenolic resin containing a filler having lubricating and reinforcing properties, its strength and heat resistance can be improved. In combination with a sealing member made of an impregnated carbon-based material, the wear amount of the vane and sealing member can be completely reduced and burning material between them can be prevented, thereby improving the durability of the vane and sealing member. I can do it. Furthermore, since the moldability of the vane is improved, its productivity can be improved and costs can be reduced.
図面は本発明の一実施例を示すもので、第１図は縦断正
面図、第２図は第１図ｎ −ＩＴ線断面図である。The drawings show one embodiment of the present invention, and FIG. 1 is a longitudinal sectional front view, and FIG. 2 is a sectional view taken along the line n--IT in FIG. 1.
Claims (1)
せたベーン軸と、該ベーン軸を囲繞し、前記中心線に対
し回転中心線を偏心させた円筒形回転子とを配設置−１
該回転子の周壁に前記回転中心線と平行な長孔を設け、
該長孔にベーンを貫通させて、該ベーン先端が前記回転
子の回転に伴い前記ケーンング内周面を摺動し得るよう
に該ベーン基端を前記ベーン軸に回転可能に支承させ、
前記長孔の内円側部にそれぞれ前記ベーンの両側面に密
接するシール部材を配設したものにおいて、前記ベーン
を、潤滑および強化能を有する充填材を含有させたフェ
ノール樹脂より形成し、また前記シール部材を、フェノ
ール樹脂を含浸させた炭素系制料より形成したことを特
徴とするベーン式エアポンプ。In a cylindrical casing, a vane shaft whose axis line coincides with the center line of the vane shaft, and a cylindrical rotor which surrounds the vane shaft and whose rotational center line is eccentric with respect to the center line are arranged-1
A long hole parallel to the rotation center line is provided in the peripheral wall of the rotor,
A vane is passed through the elongated hole, and the proximal end of the vane is rotatably supported on the vane shaft so that the vane tip can slide on the inner circumferential surface of the cane as the rotor rotates;
A sealing member is disposed in the inner circular side of the elongated hole and comes into close contact with both sides of the vane, wherein the vane is made of a phenolic resin containing a filler having lubricating and reinforcing ability, and A vane type air pump characterized in that the sealing member is formed from a carbon-based material impregnated with phenolic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2182283A JPS59147894A (en) | 1983-02-12 | 1983-02-12 | Vane type air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2182283A JPS59147894A (en) | 1983-02-12 | 1983-02-12 | Vane type air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59147894A true JPS59147894A (en) | 1984-08-24 |
Family
ID=12065748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2182283A Pending JPS59147894A (en) | 1983-02-12 | 1983-02-12 | Vane type air pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59147894A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008011934A1 (en) * | 2006-07-24 | 2008-01-31 | Joma-Hydromechanic Gmbh | Rotor pump |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53126512A (en) * | 1977-04-12 | 1978-11-04 | Ibigawa Electric Ind Co Ltd | Rotor blade |
| JPS56129794A (en) * | 1980-03-18 | 1981-10-12 | Taiho Kogyo Co Ltd | Vane pump |
-
1983
- 1983-02-12 JP JP2182283A patent/JPS59147894A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53126512A (en) * | 1977-04-12 | 1978-11-04 | Ibigawa Electric Ind Co Ltd | Rotor blade |
| JPS56129794A (en) * | 1980-03-18 | 1981-10-12 | Taiho Kogyo Co Ltd | Vane pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008011934A1 (en) * | 2006-07-24 | 2008-01-31 | Joma-Hydromechanic Gmbh | Rotor pump |
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