CN209354544U - A kind of rolling bearing - Google Patents
A kind of rolling bearing Download PDFInfo
- Publication number
- CN209354544U CN209354544U CN201822262824.2U CN201822262824U CN209354544U CN 209354544 U CN209354544 U CN 209354544U CN 201822262824 U CN201822262824 U CN 201822262824U CN 209354544 U CN209354544 U CN 209354544U
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- Prior art keywords
- bearing
- cover
- fat
- grease
- hole
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Abstract
The utility model discloses a kind of rolling bearings, including bearing, bearing cover, internal bearing cover and bearing (ball) cover, two end sides of bearing cover and internal bearing cover difference contact bearing, bearing (ball) cover is between bearing cover and internal bearing cover, it is bonded bearing lateral surface, there is the interior cover cavity in gap in a ring between internal bearing cover and bearing, bearing cover, bearing (ball) cover, interior cover cavity, Bearing inner is sequentially communicated to form Entering fat access, the Entering fat distributor of annular is equipped in interior cover cavity, Entering fat distributor includes multiple grease-outlet holes being spaced apart and multiple fat holes being spaced apart, each grease-outlet hole is connected to a fat hole, grease-outlet hole is axial parallel with bearing, fat hole and bearing it is axially vertical, interior cover cavity, fat hole, grease-outlet hole and Bearing inner are sequentially communicated.The utility model lubricating grease enter Bearing inner is uniform, resistance is small, overcome repeatedly mend rouge after lead to inner cover chamber pressure problems of too, reduce bearing temperature rising degree, prevent lubricating grease leakage.
Description
Technical field
The utility model belongs to field of bearings, specially a kind of rolling bearing.
Background technique
In traditional motor and generator grease lubrication rolling bearing end cover designs structure, there is bearing stuffing access
Design periodically mends rouge to carry out to bearing, to improve bearing lubrication condition.The benefit rouge of bearing is by adding on bearing (ball) cover
Rouge mouth, with stuffing rifle or automatic rouge device of mending by grease adding mouth addition lubricating grease, lubricating grease is added by the stuffing channel on end cap
To Bearing inner.It mends rouge access in order to facilitate currying and the old lubricating grease of discharge Bearing inner, bearing and usually follows by outer
Inside design criteria, i.e. lubricating grease enter axis by the rouge hole of crossing on bearing (ball) cover from the outer grease adding mouth covered of motor bearings
The inner cavity in inner cover is held, is finally entered inside rolling bearing.The end of this tradition stuffing access, lubricating grease is out of internal bearing cover
During chamber enters rolling bearing inside, into the Entering fat direction of the interior cover cavity and the rouge out of the outflow interior cover cavity
Direction is mutually perpendicular to, and Entering fat gap is more narrow inside rolling bearing, and when motor work, and bearing is formed in continuous rotation to be shielded
Barrier, in addition the reasons such as the mobility of lubricating grease is poor, will be such that the lubricating grease being added enters inside rolling bearing, it usually needs to make axis
It holds interior cover cavity and piles with lubricating grease, after generating certain pressure, enforced lubricating rouge is squeezed into inside rolling bearing.This mode just like
Lower major defect: 1, repeatedly periodically mend rouge after, it be easy to cause lubricating grease accumulation in internal bearing cover inner cavity excessive, bearing temperature rises
It is too fast, cause bearing frequently to alarm by forced-stopping machine；2, when lubricating grease accumulation in internal bearing cover inner cavity is excessive, interior pressure is larger, causes
A small amount of lubricating grease leaks into the inside of motor, influences electricity by the seal clearance between the inner hole and machine shaft of internal bearing cover
Machine using safe.
Utility model content
In view of the above-mentioned problems existing in the prior art, the utility model provides a kind of lubricating grease and enters from Entering fat distributor
It is equal that the direction of Bearing inner and the axis direction of bearing are consistent, grease-outlet hole is circumferentially evenly arranged, lubricating grease enters Bearing inner
It is even, resistance is small, overcome repeatedly mend rouge after the excessive problem of the caused interior excessive pressure of cover cavity lubricating grease, reduce bearing temperature
Degree rising degree, the rolling bearing for preventing lubricating grease leakage.
To achieve the goals above, the technical scheme adopted by the utility model is
A kind of rolling bearing, including bearing, bearing cover, internal bearing cover and bearing (ball) cover, bearing cover and internal bearing cover
Two end sides of contact bearing respectively, bearing (ball) cover is between bearing cover and internal bearing cover, fitting bearing lateral surface, in bearing
There is the interior cover cavity in gap in a ring between lid and bearing, bearing cover, bearing (ball) cover, interior cover cavity, Bearing inner successively connect
It is logical to form Entering fat access, be equipped with the Entering fat distributor of annular in interior cover cavity, Entering fat distributor include it is multiple be spaced apart go out
Rouge hole and multiple fat holes being spaced apart, each grease-outlet hole are connected to a fat hole, and grease-outlet hole is axial parallel with bearing, into
Rouge hole and bearing it is axially vertical, interior cover cavity, fat hole, grease-outlet hole and Bearing inner are sequentially communicated.
As a further improvement of the above technical scheme:
Multiple grease-outlet holes are evenly arranged on Entering fat distributor.
Multiple fat holes are evenly arranged on Entering fat distributor.
Entering fat distributor is equipped with multiple mounting holes, and Entering fat distributor is mounted on interior cover cavity 8 by mounting hole.
Multiple mounting holes are evenly arranged.
Bearing cover is equipped with grease adding mouth, and grease adding mouth is connected to Entering fat access.
Compared with prior art, the utility model has the beneficial effects that lubricating grease enters Bearing inner from Entering fat distributor
Direction it is consistent with the axis direction of bearing, grease-outlet hole is circumferentially evenly arranged, so that lubricating grease is entered Bearing inner more uniform,
Resistance reduces；It overcomes and repeatedly mends the problem that caused interior cover cavity lubricating grease is excessive, pressure is excessive after rouge, reduce bearing temperature
Spend rising degree, it is therefore prevented that lubricating grease leakage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model one embodiment；
Fig. 2 is the partial structural diagram of the utility model one embodiment；
Fig. 3 is the Entering fat dispensing arrangement schematic diagram of the utility model one embodiment；
Fig. 4 is the A-A diagrammatic cross-section of Fig. 3.
Specific embodiment
The axis of rolling provided by the utility model is made below with reference to embodiment and is further illustrated in detail, completely.Below
The embodiment of description is exemplary, and is only used for explaining the utility model, and should not be understood as limiting the present invention.
A kind of rolling bearing, as shown in Figure 1 to 4, including bearing 3, bearing cover 1, internal bearing cover 5 and bearing (ball) cover 2,
Bearing cover 1 and internal bearing cover 5 distinguish two end sides of contact bearing 3, bearing (ball) cover 2 be located at bearing cover 1 and internal bearing cover 5 it
Between, fitting 3 lateral surface of bearing, have the interior cover cavity 8 in gap in a ring, bearing cover 1 and axis between internal bearing cover 5 and bearing 3
Offer through-hole on socket end lid 2, bearing cover 1, bearing (ball) cover 2, interior cover cavity 8, Bearing inner are sequentially communicated that form Entering fat logical
Road 7.Bearing cover 1 is equipped with grease adding mouth 6, and grease adding mouth 6 is connected to Entering fat access 7.Lubricating grease is added from grease adding mouth 6, passes through Entering fat
Access 7 enters Bearing inner, is lubricated to rolling bearing.
The Entering fat distributor 4 of annular is equipped in interior cover cavity 8, Entering fat distributor 4 includes multiple grease-outlet holes 9 being spaced apart
With multiple fat holes 10 being spaced apart, each grease-outlet hole 9 is connected to a fat hole 10, and the axial direction of grease-outlet hole 9 and bearing 3 is flat
Row, fat hole 10 and bearing 3 it is axially vertical, fat hole 10 is connected to interior cover cavity 8, and grease-outlet hole 9 is connected to Bearing inner, in inner cover
Chamber 8, fat hole 10, grease-outlet hole 9 and Bearing inner are sequentially communicated.
Grease-outlet hole 9 and 10 numbers of fat hole are identical, preferably, being set as 8, multiple grease-outlet holes 9 are equal on Entering fat distributor 4
Even arrangement, multiple fat holes 10 are evenly arranged on Entering fat distributor 4.Entering fat distributor 4 is equipped with multiple mounting holes 11, Entering fat
Distributor 4 is mounted on interior cover cavity 8 by mounting hole 11, and multiple mounting holes 11 are evenly arranged.Preferably, passing through multiple mounting holes
11 are fixed on Entering fat distributor 4 on interior cover cavity 8 with screw.
Lubricating grease enters interior cover cavity 8 from grease adding mouth 6, wraps in a ring on the annular groove of 4 lateral surface of Entering fat distributor
Entering fat distributor 4 is enclosed, then from radial 10 Entering fat of fat hole of multiple circumference uniform distributions, then from the axial of multiple circumference uniform distributions
Grease-outlet hole 9 goes out rouge, into Bearing inner.In this way, lubricating grease changes out the direction of rouge inside Entering fat distributor 4, rouge is used
Direction is consistent with the axis direction of bearing 3, enters finally into inside rolling bearing.Since the grease-outlet hole 9 of Entering fat distributor 4 is along circle
Week is evenly arranged, and lubricating grease is made to enter 3 inside of bearing more uniformly, and resistance reduces, thus after alleviating repeatedly benefit rouge, in inner cover
The problems such as 8 inner cavity lubricating grease of chamber is excessive, and pressure is excessive, and bearing temperature is caused to rise too fast and lubricating grease leakage.
Be it is necessary to described herein finally: above embodiments are served only for making the technical solution of the utility model further
It explains in detail, should not be understood as the limitation to scope of protection of the utility model, those skilled in the art is practical new according to this
Some nonessential modifications and adaptations that the above content of type is made belong to the protection scope of the utility model.
Claims (6)
1. a kind of rolling bearing, including bearing (3), bearing cover (1), internal bearing cover (5) and bearing (ball) cover (2), bearing cover
(1) and two end sides of internal bearing cover (5) difference contact bearing (3), bearing (ball) cover (2) are located at bearing cover (1) and internal bearing cover
(5) between, fitting bearing (3) lateral surface, which is characterized in that have the interior of gap in a ring between internal bearing cover (5) and bearing (3)
Cover cavity (8), bearing cover (1), bearing (ball) cover (2), interior cover cavity (8), Bearing inner are sequentially communicated to form Entering fat access
(7), the Entering fat distributor (4) of annular is equipped in interior cover cavity (8), Entering fat distributor (4) includes multiple rouge out being spaced apart
Hole (9) and multiple fat holes (10) being spaced apart, each grease-outlet hole (9) are connected to a fat hole (10), grease-outlet hole (9) and axis
Hold the axial parallel of (3), axially vertical, the interior cover cavity (8), fat hole (10), grease-outlet hole of fat hole (10) and bearing (3)
(9) it is sequentially communicated with Bearing inner.
2. rolling bearing according to claim 1, it is characterised in that: multiple grease-outlet holes (9) are equal on Entering fat distributor (4)
Even arrangement.
3. rolling bearing according to claim 1, it is characterised in that: multiple fat holes (10) are on Entering fat distributor (4)
It is evenly arranged.
4. rolling bearing according to claim 1, it is characterised in that: Entering fat distributor (4) is equipped with multiple mounting holes
(11), Entering fat distributor (4) is mounted on interior cover cavity (8) by mounting hole (11).
5. rolling bearing according to claim 4, it is characterised in that: multiple mounting holes (11) are evenly arranged.
6. rolling bearing according to claim 1, it is characterised in that: bearing cover (1) is equipped with grease adding mouth (6), stuffing
Mouth (6) is connected to Entering fat access (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822262824.2U CN209354544U (en) | 2018-12-30 | 2018-12-30 | A kind of rolling bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822262824.2U CN209354544U (en) | 2018-12-30 | 2018-12-30 | A kind of rolling bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209354544U true CN209354544U (en) | 2019-09-06 |
Family
ID=67802104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822262824.2U Active CN209354544U (en) | 2018-12-30 | 2018-12-30 | A kind of rolling bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209354544U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110805619A (en) * | 2019-10-30 | 2020-02-18 | 柳州铁道职业技术学院 | Gear box driving gear shaft bearing lubricating structure for urban rail transit vehicle |
-
2018
- 2018-12-30 CN CN201822262824.2U patent/CN209354544U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110805619A (en) * | 2019-10-30 | 2020-02-18 | 柳州铁道职业技术学院 | Gear box driving gear shaft bearing lubricating structure for urban rail transit vehicle |
| CN110805619B (en) * | 2019-10-30 | 2021-01-12 | 柳州铁道职业技术学院 | Gear box driving gear shaft bearing lubricating structure for urban rail transit vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: No.9 Chayuan Road, high tech Zone, Xiangtan City, Hunan Province Patentee after: Hunan Chongde Technology Co., Ltd Address before: 411102 twin Horse Industrial Park, hi tech Zone, Hunan, Xiangtan Patentee before: HUNAN SUND INDUSTRIAL AND TECHNOLOGICAL Co.,Ltd. |
|
| CP03 | "change of name, title or address" |