JPH0340735A - Current collector for electrical rotary machine - Google Patents
Current collector for electrical rotary machineInfo
- Publication number
- JPH0340735A JPH0340735A JP17129389A JP17129389A JPH0340735A JP H0340735 A JPH0340735 A JP H0340735A JP 17129389 A JP17129389 A JP 17129389A JP 17129389 A JP17129389 A JP 17129389A JP H0340735 A JPH0340735 A JP H0340735A
- Authority
- JP
- Japan
- Prior art keywords
- cover
- current collector
- current
- current collecting
- abrasion powder
- 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
- 239000000428 dust Substances 0.000 claims abstract description 35
- 238000009423 ventilation Methods 0.000 claims description 20
- 239000000843 powder Substances 0.000 abstract description 16
- 238000005299 abrasion Methods 0.000 abstract description 15
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000012717 electrostatic precipitator Substances 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Current Collectors (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、回転電機の集電装置に関し、さらに詳しく
いうと、集電ブラシと集電環間の摺動および電気的接触
により、界磁電流を集電する回転電機の集電装置に関す
るものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a current collector for a rotating electric machine, and more specifically, the present invention relates to a current collector for a rotating electric machine, and more specifically, the field is The present invention relates to a current collecting device for a rotating electrical machine that collects current.
第3図、第4図は、例えば実開昭58−166277号
公報に開示された従来の回転電機の集電装置であり、図
において、(1〉は回転軸でその外周部に突出部(1a
)が設けられている。(4)は絶縁間隔片で集電環(2
)を固定ボルト(3〉により回転軸(1)の突出部(l
a)に固着すると共に回転軸(1)より集電環(2)を
電気的に絶縁している。(5)はブラシ、(6)は通気
管、(7)は集塵ノズルである。(8)は装置を囲むカ
バーで、円周方向に複数個0換気口〈8a)が設けられ
ている。Figures 3 and 4 show a conventional current collector for a rotating electrical machine disclosed, for example, in Japanese Utility Model Application Publication No. 58-166277. 1a
) is provided. (4) is an insulating spacer with a current collecting ring (2
) on the rotating shaft (1) using the fixing bolt (3).
a) and electrically insulates the current collecting ring (2) from the rotating shaft (1). (5) is a brush, (6) is a ventilation pipe, and (7) is a dust collection nozzle. (8) is a cover surrounding the device, and a plurality of ventilation holes (8a) are provided in the circumferential direction.
以上の構成において、回転軸(1)および集電環(2)
の外周部に、通電容量に応じて任意の個数のブラシ(5
)が配置されている。同様に集塵ノズル(7)および通
気管(6)も必要数取付けられ、通気管(6)は別に設
置されている集塵機(図示せず〉に接続されている。In the above configuration, the rotating shaft (1) and the current collecting ring (2)
An arbitrary number of brushes (5
) are placed. Similarly, the required number of dust collection nozzles (7) and ventilation pipes (6) are installed, and the ventilation pipes (6) are connected to a separately installed dust collector (not shown).
集電環(2)の回転および電気的な接触により、ブラシ
(5)は摩耗し、大量の摩耗粉が飛散する。Due to the rotation and electrical contact of the current collecting ring (2), the brush (5) is worn and a large amount of abrasion powder is scattered.
この摩耗粉が絶縁間隙片(4)の表面に付着し、電気的
な絶縁効果を阻害するので、必要に応じて集塵機を運転
し、ブラシ摩耗粉を集塵機に吸取らせる。なお、集塵機
は主機の運転と同期して運転させる。Since this abrasion powder adheres to the surface of the insulating gap piece (4) and obstructs the electrical insulation effect, the dust collector is operated as necessary to allow the dust collector to absorb the brush abrasion powder. Note that the dust collector is operated in synchronization with the operation of the main engine.
また、従来装置として、第5図に示すように、回転軸〈
1〉に、軸受油槽(9)および軸受のラビリンスシール
部(lO)を備えたものもある。In addition, as a conventional device, as shown in FIG.
1>, some bearings are equipped with a bearing oil tank (9) and a bearing labyrinth seal (lO).
以上のような従来の回転電機の4A電装置は、集電環、
集塵装置はカバー内の空気と一緒にブラシ摩耗粉を集塵
しているが、集電環部を冷却する必要があるため、カバ
ー外周部に設けた換気口より内外を換気させている。そ
のため、集塵ノズルからの集塵粉の集塵機への引き込み
以外に、カバーの換気口からのブラシ摩耗粉の外部飛散
は避けられず、カバー外部周辺を著しく汚損させていた
。The conventional 4A electric device of a rotating electric machine as described above includes a current collection ring,
The dust collector collects brush abrasion powder along with the air inside the cover, but since the current collecting ring needs to be cooled, the inside and outside are ventilated through ventilation holes provided on the outer periphery of the cover. Therefore, in addition to drawing the collected dust from the dust collection nozzle into the dust collector, brush abrasion powder is unavoidably scattered outside from the ventilation opening of the cover, causing significant staining around the outside of the cover.
また、集塵Rまでの集塵ノズル、通気管等、各種装置が
必要でありメイテナンスも大変であった。In addition, various devices such as a dust collection nozzle, a ventilation pipe, etc. to the dust collection R were required, and maintenance was also difficult.
さらに、集a機による周囲の空気の引き込みのため、ラ
ビリンスシール上面が極端な負圧となり、油槽内のオイ
ルベーパーを引くという問題があった。Furthermore, as the surrounding air is drawn in by the aluminium collector, the upper surface of the labyrinth seal becomes extremely negative pressure, which causes the problem of drawing oil vapor in the oil tank.
この発明は上記のような問題を解消するためになされた
もので、カバー外部への摩耗粉の飛散を完全に防ぐこと
ができ、ラビリンスシール部の負圧現象を緩和しつる回
転電機の集電装置を得ることを目的とする。This invention was made to solve the above-mentioned problems, and can completely prevent the scattering of abrasion powder to the outside of the cover, alleviate the negative pressure phenomenon in the labyrinth seal part, and improve the current collection of rotating electric machines. The purpose is to obtain equipment.
この発明の第一の発明は、カバーの換気口に集電板を内
蔵した複数個の電気集塵機が直接取付けられている。In the first aspect of the present invention, a plurality of electrostatic precipitators each having a built-in current collecting plate are directly attached to the ventilation opening of the cover.
また、第二の発明は、カバー内に集塵ノズルに接続され
た通気管に、集電板を内蔵した電気集塵機と風量可変の
ブロアが接続されている。Further, in the second invention, an electric dust collector having a built-in current collecting plate and a variable air volume blower are connected to a ventilation pipe connected to a dust collecting nozzle inside the cover.
第一のこの発明においては、電気集塵機内を換気用の風
が通過し、その際、摩耗粉が集電板に電気的に付着する
。In the first aspect of the present invention, ventilation air passes through the electrostatic precipitator, and at that time, abrasion powder is electrically attached to the current collector plate.
第二のこの発明においては、電気集m機の集電板に摩耗
粉を付着させるに際し、風量可変のブロアにより、集塵
機への吸入量およびカバー内の圧力が調整される。In the second aspect of the present invention, when causing abrasion powder to adhere to the current collecting plate of the electric collector, the amount of suction into the dust collector and the pressure inside the cover are adjusted by a variable air volume blower.
「実施例〕
第1図は第一の発明の一実施例を示し、カバー(8)に
設けられた複数個の換気口(811)に、集電板を内蔵
した電気集塵機(11)がカバー(8)内にそれぞれ設
けられている。Embodiment FIG. 1 shows an embodiment of the first invention, in which an electrostatic precipitator (11) with a built-in current collector plate is installed in a plurality of ventilation holes (811) provided in the cover (8). (8) respectively.
その他、第3図におけると同一符号は同一部分であり、
説明を省略する。Other than that, the same symbols as in Fig. 3 are the same parts.
The explanation will be omitted.
以上の構成により、カバー(8)の換気口(8a)に直
接、集電板を内蔵した複数個の電気集塵機〈11〉を取
付けたので、ブラシ(5〉の摺動部に発生し、浮遊する
ブラシ摩耗粉を集塵すると共に、換気口(8a)を通過
する摩耗粉を含んだ空気を電気集塵機(11)内を通過
させ、摩耗粉のみを集電板に付着させて外部には清浄な
空気を排出させる。With the above configuration, a plurality of electric dust collectors <11> with built-in current collecting plates are installed directly to the ventilation opening (8a) of the cover (8), so dust particles generated on the sliding part of the brush (5>) and floating At the same time, the air containing the abrasion powder that passes through the ventilation port (8a) is passed through the electrostatic precipitator (11), so that only the abrasion powder adheres to the current collector plate, and the outside is cleaned. Exhaust air.
第2図は第二の発明の一実施例を示し、カバー(8)内
に設けられた複数個の集塵ノズル(7)とカバー(8〉
外部に設けられた集電板内蔵の電気集塵fi(32)と
は、通気管(6)で接続されている。電気集塵機(12
)には、カバーク8)内から摩耗粉を含んだ空気を吸入
して外部へ排出させる風量可変のブロア(13)が接続
されている。FIG. 2 shows an embodiment of the second invention, in which a plurality of dust collection nozzles (7) provided in the cover (8) and the cover (8)
The electric precipitator fi (32) with a built-in current collector plate provided outside is connected to it through a ventilation pipe (6). Electric dust collector (12
) is connected to a variable air volume blower (13) that sucks air containing wear particles from inside the cover park 8) and discharges it to the outside.
その他、第5′図におけると同一符号は同一部分を示し
ており、説明は省略する。In addition, the same reference numerals as in FIG. 5' indicate the same parts, and a description thereof will be omitted.
以上の構成により、風量可変のブロア(13)でカバー
(8〉内の電気集塵a (12)への吸入量および圧力
を調整することにより、カバー(8)外ノ\の摩耗粉の
飛散およびラビリンスシール部(10)の負圧現象を緩
和させ、オイルペーパーのカバー(8〉内への引き込み
を防止することができる。With the above configuration, by adjusting the suction amount and pressure to the electrostatic precipitator a (12) inside the cover (8) using the variable air volume blower (13), the abrasion powder on the outside of the cover (8) is scattered. It is also possible to alleviate the negative pressure phenomenon in the labyrinth seal portion (10) and prevent the oil paper from being drawn into the cover (8>).
以上のように、この発明の第一の発明によれば、集電板
を内蔵した電気集塵機をカバーの換気口部に直接取付け
たので、摩耗粉の集塵が効果的で、かつ、付属装置、備
品も簡単となり安価にでき、メインテナンスも容易であ
る。As described above, according to the first aspect of the present invention, since the electrostatic precipitator with a built-in current collector plate is directly attached to the ventilation opening of the cover, dust collection of abrasion powder is effective, and attached equipment The equipment is simple and inexpensive, and maintenance is easy.
また、第二の発明によれば、集電板を内蔵した集塵機に
風量可変のブロアを接続し、カバー内のブラシ摩耗粉の
#&塵およびカバー内の圧力調整可能としたので、ブラ
シ粉の効果的な集塵、ラビリンスシール部からのオイル
ベーパー発生の防止が安価にでき、メインテナンスも容
易となる。In addition, according to the second invention, a blower with variable air volume is connected to a dust collector with a built-in current collector plate, and it is possible to adjust the number & dust of brush wear powder inside the cover and the pressure inside the cover. Effective dust collection and prevention of oil vapor generation from the labyrinth seal can be achieved at low cost, and maintenance is also easy.
第1図は第一のこの発明の一実施例の側断面図、第2図
は第二のこの発明の側断面図、第3図および第4図は従
来の回転電機の集電装置の側断面図および平断面図、第
5図は従来の他の回転電機の集電装置の側断面図である
。
(1) ・・同転軸、(2)・・集電環、(5)・・
ブラシ、〈6)・・通気管、(7)・・集塵ノズル、(
8〉・カバー、(8a)・・換気口、(10〉・・ラビ
リンスシール部、(11)、 (12)・・電気集塵機
、〈13)・・・ブロア。
なお、各図中、同一符号は同−又は相当部分を示す。FIG. 1 is a side sectional view of a first embodiment of this invention, FIG. 2 is a second side sectional view of this invention, and FIGS. 3 and 4 are side views of a conventional current collector of a rotating electric machine. A sectional view and a plan sectional view, and FIG. 5 is a side sectional view of another conventional current collector for a rotating electric machine. (1)... Co-rotating shaft, (2)... Current collection ring, (5)...
Brush, <6)... Ventilation pipe, (7)... Dust collection nozzle, (
8> Cover, (8a) Ventilation opening, (10> Labyrinth seal, (11), (12) Electrostatic precipitator, <13) Blower. In each figure, the same reference numerals indicate the same or corresponding parts.
Claims (2)
集電環に摺接して界磁電流を集電する複数個のブラシと
、以上の各部分を収納し複数個の換気口が設けられてい
るカバーと、集電板を内蔵し前記換気口にそれぞれ直接
的に取付けられている電気集塵機とを備えてなる回転電
機の集電装置。(1) A current collector ring that is fixedly supported on the rotating shaft, multiple brushes that collect field current by sliding on the current collector ring, and multiple ventilation units that house each of the above parts. A current collector for a rotating electric machine, comprising a cover provided with an opening, and an electric dust collector having a built-in current collecting plate and directly attached to each of the ventilation openings.
集電環に摺接して界磁電流を集電する複数個のブラシと
、以上の各部分を収納しているカバーと、前記回転軸の
軸受のラビリンスシール部と、前記ブラシにそれぞれ対
応して設けられた集塵ノズルと、集電板を内蔵し通気管
により各前記集塵ノズルに接続されている電気集塵機と
、この電気集塵機に接続されている風量可変のブロアと
を備えてなる回転電機の集電装置。(2) A current collector ring that is fixedly supported on the rotating shaft, a plurality of brushes that slide into contact with the current collector ring to collect field current, and a cover that houses each of the above parts. , a labyrinth seal portion of the bearing of the rotating shaft, dust collecting nozzles provided corresponding to the brushes, and an electric dust collector having a built-in current collecting plate and connected to each of the dust collecting nozzles through a ventilation pipe; A current collector for a rotating electrical machine, which includes a variable air volume blower connected to the electric dust collector.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17129389A JPH0340735A (en) | 1989-07-04 | 1989-07-04 | Current collector for electrical rotary machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17129389A JPH0340735A (en) | 1989-07-04 | 1989-07-04 | Current collector for electrical rotary machine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0340735A true JPH0340735A (en) | 1991-02-21 |
Family
ID=15920621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17129389A Pending JPH0340735A (en) | 1989-07-04 | 1989-07-04 | Current collector for electrical rotary machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0340735A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011250487A (en) * | 2010-05-21 | 2011-12-08 | Toshiba Corp | Dust collector |
-
1989
- 1989-07-04 JP JP17129389A patent/JPH0340735A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011250487A (en) * | 2010-05-21 | 2011-12-08 | Toshiba Corp | Dust collector |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1892044A1 (en) | Electrostatic precipitator | |
CN108889716A (en) | A kind of instrument and meter dust-extraction unit | |
KR20000073532A (en) | A dust collector by frictionize-electrostatic | |
CN106861911B (en) | A kind of rotary brush rolling electrostatic precipitator | |
CN109186031A (en) | A kind of subway work ventilation refrigerating plant | |
WO2022010164A1 (en) | Wavy vortex air purifier | |
CN207221615U (en) | A kind of high effect dust cleaner for building | |
JPH0340735A (en) | Current collector for electrical rotary machine | |
CN206733065U (en) | A kind of intelligent robot cooling mechanism | |
CN111013276B (en) | Bag type dust collector | |
JP2004141826A (en) | Electric dust collector | |
CN217070095U (en) | Carbon powder and oil stain treatment device for vertical hydraulic generator | |
CN210278531U (en) | Dust collecting equipment for electric automatization | |
CN209866933U (en) | Carbon powder collecting device for collecting ring chamber of hydraulic generator | |
CN209688943U (en) | A kind of Dynamic electrostatic fume purifying one petticoat pipe | |
CN107456830A (en) | A kind of high effect dust cleaner for building | |
CN212883938U (en) | Version roller dust collector | |
CN205535000U (en) | Hydraulic generator bearing oil groove's oil mist collection device | |
CN212166808U (en) | Ferrite magnetic shoe sintering kiln tail gas processing apparatus | |
CN219292263U (en) | Dust collecting device | |
CN117810842B (en) | Power distribution cooling system based on cable pit | |
CN214404135U (en) | Energy-saving dust exhausting fan | |
CN217652977U (en) | Inside carbon dust collection device of fan | |
CN219150409U (en) | Electrostatic dust collector | |
JPH06114223A (en) | Mist recovery device |