DE7326947U - Arrangement for the contact-free sealing of bearing points - Google Patents
Arrangement for the contact-free sealing of bearing pointsInfo
- Publication number
- DE7326947U DE7326947U DE7326947U DE7326947DU DE7326947U DE 7326947 U DE7326947 U DE 7326947U DE 7326947 U DE7326947 U DE 7326947U DE 7326947D U DE7326947D U DE 7326947DU DE 7326947 U DE7326947 U DE 7326947U
- Authority
- DE
- Germany
- Prior art keywords
- bearing
- lubricant
- chamber
- arrangement
- contact
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/80—Labyrinth sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6685—Details of collecting or draining, e.g. returning the liquid to a sump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/24—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly
- F16C19/26—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly with a single row of rollers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
- F16C23/06—Ball or roller bearings
- F16C23/08—Ball or roller bearings self-adjusting
- F16C23/082—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface
- F16C23/086—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface forming a track for rolling elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Description
SKP KUOELLAOERPAERIKEN QMBp ' ' ' 8720 Schweinfurt, 14. 7. 1973 ,SKP KUOELLAOERPAERIKEN QMBp '' '8720 Schweinfurt, July 14, 1973,
TP/PaL/toa ^J,TP / PaL / toa ^ J,
Die Neuerung betrifft eine Anordnung zum berührungsfreien Abdichten von Lagerstellen, die sich in einem ümgebungsraum befinden, der Spritzwasser oder für das Lager schädliche Verunreinigungen enthält, mit einer Labyrinthdichtung und Einrichtungen zur Zuführung und Abführung des Schmiermittels für das Lager.The innovation relates to an arrangement for the contact-free sealing of Storage locations that are located in an ambient area, the splash water or contains contaminants that are harmful to the bearing, with a labyrinth seal and means for supplying and discharging the lubricant for the bearing.
Es ist bekamt, ölgesuhmierten Wälzlagern eine Sammelkammer na chzus. ehalten, in der sich das Schmiermittel sammelt und von wo aus es zur Ölumwälzpumpe geian£t7TEs"3ind ferner berührende Lippendichtungen bekannt, die Spritzwasser und Verunreinigungan von Lagerstellen fernhalten sollen.It is known to add a collecting chamber to oil-coated rolling bearings. keep, in which the lubricant collects and from where it goes to the oil circulation pump. Also, contacting lip seals are known, the splash water and keep contamination away from storage locations.
Die Aufgabe dei- Neuerung besteht darin, eine Anordnung zum berllhrungsfreien Abdichten von Lagerstel]en zu schaffen, die mit Sicherheit vermeidet, daß Spritzwasser oder andere fUr das Lager schädliche Verunreinigungen zu diesem gelangen.The task of the innovation is to create an arrangement for non-contact To create sealing of bearing positions, which avoids with certainty that Splash water or other contaminants that are harmful to the bearing reach.
Diese Aufgabe wird neuerungsgemäß dadurch gelöst, daß jeweils eine Sammelkammer für Spritzwasser und Schmiermittel vorgesehen ist, daß sich eine weitere Kammer, dj.e mit den Samraelkammern in Verbindung steht,zwischen den Sammelkammern befindet, u d daß die Kammer mit Kanälen für die Abführung des verunreinigten Schmiermittels verbunden ist. Aus der Lagerstelle austretendes Öl und Spritzwasser, das durch die Labyrinthdichtung gelangt, werden in Jeweils einer Sammelkammer gesammelt. 3Ion hier aus gelangen Schmiermittel und Spritzwasser mittels Kanälen in eine gemeinsame Kammer, die mit den Abführeinrichtungen in Verbindung steht. Neuerungsgemäß wird hierdurch das Spritzwasser vom Öl in Richtung auf die Umwälzpumpe und ein Verunreinigungen und Wasser abscheidenden Trennelement gefördert. Das vom Öl mitgenommene Spritzwa&ser kfann keinesfalls bis zum Lager gelangen, da os Über die Kaiüraer zwangsweise zum Trennelement geführt wird.This object is achieved according to the invention in that in each case a collection chamber for splash water and lubricant is provided that another chamber, dj.e is in communication with the Samrael chambers, between the Collection chambers is located, u d that the chamber is connected to channels for the discharge of the contaminated lubricant. Oil and splash water escaping from the bearing point that passes through the labyrinth seal, are each collected in a collection chamber. 3Ion get out of here Lubricant and spray water by means of channels in a common chamber, which is in communication with the discharge devices. According to the innovation as a result, the spray water from the oil is promoted in the direction of the circulation pump and a separating element which separates impurities and water. That from Spray water that has been brought along cannot reach the store under any circumstances, because os is forced to the separating element via the Kaiüraer.
732694725.10.73732694725.10.73
SK? KUGELLAQEEUi1ABRIKEN OMBH Platt - 2 -SK? KUGELLAQEEUi 1 ABRIKEN OMBH Platt - 2 -
Bei einer weiteren vorteilhaften Ausführungsform der Neuerung weisen die Sammelkammern und die zwischen ihnen liegende Kammer eine rotierende Wandung auf, die mit Rillen zum Absohleudem des Schmiermittels und Spritzwassers versehen ist. Hierdurch wird der Rücklauf des öohmlermittels und des üpritzwassers zum Trennelement noch verbessert.In a further advantageous embodiment of the innovation, the Collection chambers and the chamber lying between them on a rotating wall, which has grooves for subsoiling the lubricant and splash water is provided. This reduces the return of the oil and spray water to the separator even improved.
Neuerungsgemäß ist es weiter vorteilhaft, wenn das Lager ein Wälzlager ist. Durch die neuerungsgemäße Anordnung wird die Gefahr des Eintritts von Wasser oder Feuchtigkeit in das Lager und die damit verbundene Korrosion des Lagers mit Sicherheit vermieden. Ferner tritt durch die nicht berührende Abdichtung kein Verschleiß auf, und eine zusätzliche Erwärmung, wie sie durch schleifende· Abdichtung hervorgerufen wird, ist nicht möglich.According to the innovation, it is also advantageous if the bearing is a roller bearing. The arrangement according to the innovation reduces the risk of water ingress or moisture in the bearing and the associated corrosion of the bearing certainly avoided. Furthermore, there is no wear and tear due to the non-contacting seal, and additional heating, as caused by abrasive · Sealing is caused is not possible.
Weitere Vorteile, Merkmale und Anwendungsmöglichkeiten der Neuerung ergeben sich aus den Figuren, die nachfolgend besehrieben sind»Further advantages, features and possible uses of the innovation result from the figures that are described below »
Es zeigt:It shows:
Fig. 1 eine Lagerung, bei der ein Wälzlager durch eine Bohrung in seinem Mantel mit Schmiermittel beaufschlagt wird undFig. 1 shows a storage in which a roller bearing through a hole in his Coat is applied with lubricant and
Fig. 2 eine Lagerung gemäß Figur 1, wobei die Ölzufuhr seitlich vom Wälzlager erfolgt.Fig. 2 shows a storage according to Figure 1, the oil supply from the side Rolling bearing takes place.
Figur 1 zeigt die untere Hälfte einer Lagerung 1, die aus einem Wellenteil 2, einem Wälzlager J5 und einem Gehäuse 4 besteht. Das Wälzlager 3 besteht aus einem Innenring 4a, Wälzkörpern 5, einem Käfig 6 und einem Außenring 7. Im Gehäuse 4 und im Außenring 7 befinden sich Kanäle 8, 9* die der Zufuhr von Schmiermittel zum Wälzlager 3 dienen.Figure 1 shows the lower half of a bearing 1, which consists of a shaft part 2, a roller bearing J5 and a housing 4. The roller bearing 3 consists of an inner ring 4a, rolling elements 5, a cage 6 and an outer ring 7. Im Housing 4 and in the outer ring 7 there are channels 8, 9 * for the supply of Lubricants are used for rolling bearings 3.
Die Welle 2 ist mit einer Scheibe 10 verschraubt und das Gehäuse 4 mit einem scheibenförmigen Teil 11 verbunden. Zwischen Scheibe 10 und Teil 11 ist ein Labyrinthdichtspalt 12 gebildet. Der Labyrinthspalt 12 mündet in einer Sammelkammer \J>, iie über einen Kanal 14 mit der Kammer 15 in Verbindung steht. Kammer 15 wiederum steht über einen Kanal 16 mit der Sehwiennittelabflußbohrung 17 in Verbindung. Diese Sehmiermittelabflußbohrung 17 führtThe shaft 2 is screwed to a disk 10 and the housing 4 is connected to a disk-shaped part 11. A labyrinth sealing gap 12 is formed between disk 10 and part 11. The labyrinth gap 12 opens into a collecting chamber \ J>, iie via a channel 14 with the chamber 15 is in communication. Chamber 15 is in turn connected to the Sehwiennittelabflussbohrung 17 via a channel 16. This Sehmiermittelabflussbohrung 17 leads
! 732&J47 25.10.73! 732 & J47 10/25/73
■ * · · ' ' a · · #
■ * · · ''
Zu beiden Seiten des Wälzlagers 3 sind Sammelkammern 18 für das Schmiermittel angeordnet, die Über Kanäle 19 mit der Kammer 15 in Verbindung stehen. Von der in Figur 1 linksseitig angeordneten Kammer 15 ftlhrt eine gestriohelt angedeutete Sohmiermittelbohrung 20 zur rechtsseitigen Kammer 15 und von dort Über den Kanal 16 zur Abflußbohrung 17.On both sides of the roller bearing 3, collecting chambers 18 for the lubricant are arranged, which are connected to the chamber 15 via channels 19 stand. One leads from the chamber 15 arranged on the left in FIG Sohmiermittelbohrung 20 indicated by dashed lines to the right-hand chamber 15 and from there via channel 16 to drain hole 17.
Im folgenden wird die Funktionsweise der Anordnung zum Abdichten erklärt. In den Figuren ist Jeweils der Sohmiermittelstrom mit einem In einer Gerade endenden Pfeil angedeutet, während der Spritzwasserstrom aus einem Pfeil mit gesohweiftam Ende besteht. Der Sohmiermittelstrom gelangt Über die Kanäle 8 und 9 7-u den Wälzkörpern 5 und den Laufbahnen des Innerrings 4a und Außenrings 7· Nach Schmierung des Wälzlagers erreicht dää erwärmteThe functioning of the arrangement for sealing is explained below. In the figures, the soaking agent flow is indicated with an arrow ending in a straight line, while the spray water flow consists of an arrow with a curved end. The lubricant flow passes through the channels 8 and 9 7 - u to the rolling elements 5 and the raceways of the inner ring 4a and outer ring 7. After lubrication of the rolling bearing it is heated
d.O5Tt· S1Uf ri λ TAlchAin Wagta tJh«T·d.O5Tt · S 1 Uf ri λ TAlchAin Wagta tJh «T ·
den Kanal 21 zur Abflußbohrung 17 dringen. Ein Teil des Schmiermittels durchfließt den Kanal 19 und gelangt hier in die Kammer 15, wo es mit Feuchtigkeit, Spritzwasser oder anderen Verunreinigungen zusammenkoDnrb. Dieses Spritzwasser oder die Verunreinigungen haben zuvor den Labyrinthspalt 12 durchdrungen und sind Über Sammelkammer 13 und Kanäle 14 zur Kammer 15 gelangt. Hier reißt nun der Schmiermittelstrom die Feuchtigkeit durch den Kanal 16 zur Abflußbohrung I7, so daß sie nicht in der Lage ist, bis zum Wälzlager 3 vorzudringen.penetrate the channel 21 to the drain hole 17. Part of the lubricant flows through the channel 19 and arrives here in the chamber 15, where it is with Moisture, splash water or other contaminants combined. This splash water or the impurities have previously penetrated the labyrinth gap 12 and are via the collecting chamber 13 and channels 14 to the chamber 15 reached. Here now the lubricant flow tears the moisture through the channel 16 to the drain hole I7, so that it is not able to up to advance to the roller bearing 3.
Die Funktionssicherheit der Anordnung wird noch unterstützt durch Rillen 22, die sich jeweils in der rotierenden Wandung der Sammelkairmern IJ, l8 und der Kammer 15 befinden.The functional reliability of the arrangement is further supported by grooves 22, each in the rotating wall of the collecting chambers IJ, l8 and the chamber 15 are located.
In Figur 2 befindet sich die Ölzulaufbohrung 8 seitlich von einem Wälzlager 3' Hierdurch ergibt sich eine geänderte konstruktive Anordnung des Kanals 20; das neuerungsgemäße Prinzip der Abführung des Spritzwassers durch den zur Ölpumpe zurücklaufenden Schmiermittelstrom ist auch hier verwirklicht. In Figur 2 wurden die Bezugszeichen von Figur 1 verwandt.In Figure 2, the oil inlet hole 8 is located to the side of a roller bearing 3 ' This results in a modified structural arrangement of the channel 20; the innovation according to the principle of the discharge of the spray water through the for Oil pump returning lubricant flow is also implemented here. In The reference numerals from FIG. 1 have been used in FIG.
73269472S.10.7373269472S.10.73
Claims (2)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE7326947U true DE7326947U (en) | 1973-10-25 |
Family
ID=1295319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE7326947U Expired DE7326947U (en) | Arrangement for the contact-free sealing of bearing points |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE7326947U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19959472A1 (en) * | 1999-12-10 | 2001-06-21 | Sundwig Gmbh | Rolling bearing for a shaft or roller and method for lubricating such a rolling bearing |
| IT202000016636A1 (en) * | 2020-07-09 | 2022-01-09 | Azionaria Costruzioni Acma Spa | ROTATING MACHINE WITH RECIRCULATING OIL LUBRICATION SYSTEM |
-
0
- DE DE7326947U patent/DE7326947U/en not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19959472A1 (en) * | 1999-12-10 | 2001-06-21 | Sundwig Gmbh | Rolling bearing for a shaft or roller and method for lubricating such a rolling bearing |
| IT202000016636A1 (en) * | 2020-07-09 | 2022-01-09 | Azionaria Costruzioni Acma Spa | ROTATING MACHINE WITH RECIRCULATING OIL LUBRICATION SYSTEM |
| WO2022009087A1 (en) * | 2020-07-09 | 2022-01-13 | Azionaria Costruzione Macchine Automatiche A.C.M.A. S.P.A. | Rotary machine with recirculating oil lubrication system |
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