CN201462363U - Thin-oil rolling bearing lubrication and sealing device of horizontal transmission parts - Google Patents
Thin-oil rolling bearing lubrication and sealing device of horizontal transmission parts Download PDFInfo
- Publication number
- CN201462363U CN201462363U CN2009201038246U CN200920103824U CN201462363U CN 201462363 U CN201462363 U CN 201462363U CN 2009201038246 U CN2009201038246 U CN 2009201038246U CN 200920103824 U CN200920103824 U CN 200920103824U CN 201462363 U CN201462363 U CN 201462363U
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- bearing
- horizontal transmission
- thin oil
- rolling bearing
- oil rolling
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Abstract
The utility model pertains to the technical field of fan transmission equipments, and discloses a thin-oil rolling bearing lubrication and sealing device of horizontal transmission parts, which has the main technical characteristics that the thin-oil rolling bearing lubrication and sealing device comprises a transmission shaft with a bearing and locking nuts; the transmission shaft penetrates through a bearing box provided with a shaft-end side cover; the transmission shaft is provided with a power disc which is internally provided with vanes; and the power disc is connected with a taper sealing barrel. As for the thin-oil rolling bearing lubrication and sealing device of the horizontal transmission parts, when the transmission shaft runs, the bearing is in a full liquid lubrication status, and the friction force in the oil film is small, the resistance to motion of the bearing is small, and the service life of the bearing is prolonged. The bigger taper end of the sealing barrel extends into the bearing side cover and is in clearance fit with the bearing side cover in a moving manner radially, and has a special sealing effect on shaft-end seepage formed by condensed dispersed mist.
Description
Technical field
The utility model belongs to blower fan transmission device technical field, relates in particular to a kind of lubricated, seal arrangement of horizontal transmission group thin oil rolling bearing that promotes the use of in the horizontal transmission rolling bearing thin oil lubricant general machinery equipment.
Background technique
The lubricated traditional approach that adopts of rolling bearing in the blower fan industry, bearing roller is because of the influence of gravity and centrifugal force, and surperficial thin oil film forming ability is poor, often is in semiliquid or boundary lubrication condition, and the ratio that rolling bearing is scrapped because of insufficient lubrication generation wearing and tearing is very big.Often run on harsh conditions such as vibration, high temperature, dust because of blower fan, so easily produce friction because of insufficient lubrication, frictional heat elevates the temperature again and rete is destroyed or very thin, form when solid is semi-solid to rub, intermetallic is adhered, then form rough surface, bearing is lost the job the gap very soon and is scrapped.The sealing of horizontal drive shaft end has also become hard nut to crack.Though method and measures such as outside framework oil seal, flinger ring, filler, broach, spiral have the effect that prevents seepage in various degree, complicated structure and move, operation unreliability such as wearing and tearing can not satisfy the non-maintaining requirement in the equipment normal course of operation.Especially lubricating in the existing equipment and sealing all is separately design, and structure is slightly spacious, waste material.
The model utility content
The technical problems to be solved in the utility model just provide a kind of simple in structure, install simple and direct, reliable, lubricated fully, lubricated, the seal arrangement of horizontal transmission group thin oil rolling bearing of good sealing effect, rolling bearing long service life.
For addressing the above problem, the technical solution adopted in the utility model is: comprise the transmission shaft that has bearing and locking nut, transmission shaft passes the bearing housing that has the axle head side cover, and described transmission shaft is provided with built-in vaned power plate.
Its additional technical feature is: described power plate is arranged on the one-sided or bilateral of bearing; Described power plate and transmission shaft or locking nut are located by connecting; Be provided with collection slag runner groove in the fuel-displaced wheel rim of described power plate; The working surface of described blade is for making the curved surface of thin oil lateral movement in power plate; The quantity of described blade is 3-20; Described power plate is connected with the sealing bucket; Described sealing bucket is taper, its big end stretch into the axle head side cover inner and with axle head side cover radial clearance movingly.
Horizontal transmission group thin oil rolling bearing provided by the utility model is lubricated, seal arrangement, and transmission shaft is provided with built-in vaned power plate, and power plate is connected with the cone seal bucket.Power plate rotates with angular velocity with transmission shaft during use, and when blade is in the thin oil liquid level when following, blade and power plate inner chamber form oil storage space.Rotation along with blade, thin oil arrives inwall at gravity, centrifugal action lower edge blade radian to the inboard motion of power plate and produces pressure, continue outwards to move forward, through spraying by outlet of power plate inner edge and end face aperture behind accumulated slag groove filtering metal bits, the big particle particle.In course of injection, thin oil has certain initial velocity can inject bearing degree of depth gap, and lubricant oil and moving element generation bump formation mist, the whole space of disperse.Covered fully by the formed oil film of mist between bearing roller, retainer, the inside and outside raceway, bearing is in full liquid lubrication state, and the thin internal friction of oil film is little, and the bearing movable resistance is little, and bearing life increases greatly.And that the big end of sealing bucket taper gos deep into the bearing side cover is inner and radially form the gap movingly with the bearing side cover, and the disperse mist is condensed and the axle head that forms is leaked with unique sealing effect.According to the bearing size size, the quantity of blade can be 3-20.As required, power plate can be arranged on the one-sided or bilateral of bearing, and power plate can be located by connecting with transmission shaft or locking nut.
Description of drawings
Fig. 1 is that the horizontal transmission group thin oil of the utility model rolling bearing is lubricated, the structural representation of seal arrangement;
Fig. 2 is the structural representation of power plate and sealing bucket.
Embodiment
Structure and use principle lubricated to the horizontal transmission group thin oil of the utility model rolling bearing below in conjunction with accompanying drawing, seal arrangement are described in further details.
As shown in Figure 1, the horizontal transmission group thin oil of the utility model rolling bearing is lubricated, seal arrangement, comprise bearing housing 1, bearing housing 1 has axle head side cover 2, and the transmission shaft 7 that has bearing 3, power plate 4, locking nut 5, sealing bucket 6 passes bearing housing 1 and axle head side cover 2.As shown in Figure 2, be provided with blade 8 in the power plate 4, be provided with collection slag runner groove 9 in the fuel-displaced wheel rim of power plate 4, sealing bucket 6 is taper.
During use, earlier blower fan transmission shaft 7 is installed bearing 3 and used locking nut 5 lockings, the power plate 4 that will be connected with sealing bucket 6 then is located by connecting with transmission shaft 7 or locking nut 5, is placed in thereafter in the bearing housing 1, and axle head side cover 2 is fastened on the bearing housing 1.
With angular velocity rotation, when blade 8 is in the thin oil liquid level when following, blade 8 forms oil storage space with power plate 4 inner chambers to power plate 4 with transmission shaft 7 during running.Rotation along with blade 8, thin oil arrives inwall at gravity, centrifugal action lower edge blade 8 radians to power plate 4 inboard motions and produces pressure, continue outwards to move forward, through spraying by outlet of power plate 4 inner edges and end face aperture behind accumulated slag groove 9 filtering metals bits, the big particle particle.In course of injection, thin oil has certain initial velocity can inject bearing degree of depth gap, and lubricant oil and moving element generation bump formation mist, the whole space of disperse.Covered fully by the formed oil film of mist between bearing roller, retainer, the inside and outside raceway, bearing is in full liquid lubrication state, and the thin internal friction of oil film is little, and the bearing movable resistance is little, and bearing life increases greatly.And that the big end of sealing bucket 6 tapers gos deep into bearing side cover 2 is inner and radially form the gap movingly with bearing side cover 2, and the disperse mist is condensed and the axle head that forms is leaked with unique sealing effect.According to the bearing size size, the quantity of blade can be 3-20.For adapting to different rotating speeds, power plate 4 intra vanes, 8 quantity and angle can be slightly different.Blade 8 just draws the thin oil in the oil sump when transmission shaft 7 rotations, sprays to bearing roller after curved surface quickens, and covers whole motion working surface in the disperse of lubricated space formation mist.The continuity of blade 8 motions makes bearing omnidistance film lubrication in whole circumference.According to bearing 3 width, axle rotating speed, payload, power plate 4 can be arranged on bearing 3 one-sided or bilaterals, and power plate 4 can be located by connecting with transmission shaft 7 or locking nut 5.
The horizontal transmission group thin oil of the utility model rolling bearing is lubricated, sealing device structure is simple, easy to manufacture, it is simple and direct, reliable to install, it is abundant, energy-saving and cost-reducing to lubricate.
Claims (8)
1. horizontal transmission group thin oil rolling bearing is lubricated, seal arrangement, comprises the transmission shaft that has bearing and locking nut, and transmission shaft passes the bearing housing that has the axle head side cover, it is characterized in that: described transmission shaft is provided with built-in vaned power plate.
2., seal arrangement lubricated according to claim 1 described horizontal transmission group thin oil rolling bearing, it is characterized in that: described power plate is arranged on the one-sided or bilateral of bearing.
3., seal arrangement lubricated according to claim 1 described horizontal transmission group thin oil rolling bearing, it is characterized in that: described power plate and transmission shaft or locking nut are located by connecting.
4., seal arrangement lubricated according to claim 1 described horizontal transmission group thin oil rolling bearing is characterized in that: be provided with collection slag runner groove in the fuel-displaced wheel rim of described power plate.
5., seal arrangement lubricated according to claim 1 described horizontal transmission group thin oil rolling bearing is characterized in that: the working surface of described blade is for making the curved surface of thin oil lateral movement in power plate.
6., seal arrangement lubricated according to claim 1 or 5 described horizontal transmission group thin oil rolling bearings is characterized in that: the quantity of described blade is 3-20.
7., seal arrangement lubricated according to claim 1,2,3 or 4 described horizontal transmission group thin oil rolling bearings is characterized in that: described power plate is connected with the sealing bucket.
8., seal arrangement lubricated according to claim 7 described horizontal transmission group thin oil rolling bearings is characterized in that: described sealing bucket is taper, its big end stretch into axle head side cover inside and with axle head side cover radial clearance movingly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201038246U CN201462363U (en) | 2009-07-20 | 2009-07-20 | Thin-oil rolling bearing lubrication and sealing device of horizontal transmission parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201038246U CN201462363U (en) | 2009-07-20 | 2009-07-20 | Thin-oil rolling bearing lubrication and sealing device of horizontal transmission parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201462363U true CN201462363U (en) | 2010-05-12 |
Family
ID=42389716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201038246U Expired - Fee Related CN201462363U (en) | 2009-07-20 | 2009-07-20 | Thin-oil rolling bearing lubrication and sealing device of horizontal transmission parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201462363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927036A (en) * | 2011-08-10 | 2013-02-13 | 无锡宜友机电制造有限公司 | Novel centrifugal blower lubricating structure |
-
2009
- 2009-07-20 CN CN2009201038246U patent/CN201462363U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927036A (en) * | 2011-08-10 | 2013-02-13 | 无锡宜友机电制造有限公司 | Novel centrifugal blower lubricating structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20140720 |
|
| EXPY | Termination of patent right or utility model |