CN210484411U - Rotary type protective bearing device for eliminating radial clearance between inner ring and outer ring of rolling bearing - Google Patents
Rotary type protective bearing device for eliminating radial clearance between inner ring and outer ring of rolling bearing Download PDFInfo
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- CN210484411U CN210484411U CN201921061750.4U CN201921061750U CN210484411U CN 210484411 U CN210484411 U CN 210484411U CN 201921061750 U CN201921061750 U CN 201921061750U CN 210484411 U CN210484411 U CN 210484411U
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- ring
- bearing
- compensation
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- race
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- 238000005096 rolling process Methods 0.000 title claims abstract description 13
- 230000001681 protective effect Effects 0.000 title claims description 13
- 238000009434 installation Methods 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 21
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a rotary bearing protection device for eliminating the radial clearance of the inner ring and the outer ring of a rolling bearing, which comprises a bearing, an upper retainer ring and a compensating spring; a group of upper retainer rings are arranged on the outer side of an inner hole of an outer ring of the bearing; a group of lower check rings are arranged on the outer side of the outer circle surface of the inner ring of the bearing; a group of compensation rings is arranged on the outer side of the lower retainer ring; and a group of compensation springs are tightly arranged on the outer side of the compensation ring. The device has the advantages that the upper retaining ring and the lower retaining ring which are in interference fit with the inner ring and the outer ring of the bearing are arranged, and the end faces of the upper retaining ring and the lower retaining ring are utilized to seal the bearing, so that the sealing capability of the bearing is improved, the bearing is well protected, and the service life of the bearing is prolonged; the device can carry out good sealing to the bearing to carry out good compensation to the clearance, improve sealing capacity and life, prolong the life of bearing, the device simple structure simultaneously, the processing cost is lower, uses simple to operate, has good practicality.
Description
Technical Field
The utility model belongs to the technical field of the bearing is made, more specifically say, in particular to rotary type eliminates protection bearing device in antifriction bearing inner and outer lane radial clearance.
Background
The bearing mechanical equipment is an important part, the main function of the bearing mechanical equipment is to support a mechanical rotator, reduce the friction coefficient in the movement process of the mechanical rotator and ensure the rotation precision of the mechanical rotator, and a protective check ring is generally needed to be arranged for preventing the conditions of water entering the bearing and dust from rusting and the like from influencing the precision and the service life of the mechanical rotator in the use process of the bearing.
For example, application No.: the invention discloses a bearing sealing element, which belongs to the technical field of mechanical parts, and comprises a sealing element body arranged between a bearing outer ring and a bearing inner ring, wherein the outer end of the sealing element body is arranged in the bearing outer ring in a penetrating manner, the inner end of the sealing element body is provided with a chuck, an annular oil bowl is clamped on the chuck, the bowl bottom of the oil bowl is lower than the outer end of the bearing inner ring, the top end of the outer side wall of the oil bowl is clamped with the chuck through a transverse clamping part, the inner side wall of the oil bowl is provided with a baffle plate positioned on the inner side of the sealing element body through a transverse connecting plate, and the top end of the baffle plate exceeds the inner end of the sealing element body; the bottom end of the baffle is provided with a tenon embedded in the bearing inner ring. The invention can solve the problems that dust and dirty oil are easy to enter and oil stain is easy to throw out in the bearing operation process when the existing bearing sealing element lasts for a long time.
Based on the aforesaid, have certain clearance between current bearing sealing retainer ring and the bearing inner and outer lane, influence the bearing seal, current bearing seal spare in use causes sealed effect not good owing to carry out relative rotation between the outer lane and the bearing and wear and tear appears easily simultaneously.
In view of the above, the present invention provides a protective bearing device for rotatably eliminating the radial clearance between the inner ring and the outer ring of the rolling bearing, so as to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a rotary type eliminates antifriction bearing inner and outer lane radial clearance's protection bearing arrangement to having certain clearance between solving current bearing sealing retainer ring and the bearing inner and outer lane, influencing the bearing seal, current bearing seal in use simultaneously because need and the bearing inner and outer lane between carry out relative rotation and appear wearing and tearing easily, cause the not good problem of sealed effect.
The utility model relates to a rotary type eliminates protection bearing device's of antifriction bearing inner and outer lane radial clearance purpose and efficiency, is reached by following concrete technical means:
a protective bearing device for rotatably eliminating radial clearance of an inner ring and an outer ring of a rolling bearing comprises a bearing, an upper retainer ring, a lower retainer ring, a compensation ring, a spring mounting groove, a compensation clearance and a compensation spring; a group of upper retainer rings are arranged on the outer side of an inner hole of an outer ring of the bearing; a group of lower check rings are arranged on the outer side of the outer circle surface of the inner ring of the bearing; a group of compensation rings is arranged on the outer side of the lower retainer ring; and a group of compensation springs are tightly arranged on the outer side of the compensation ring.
Furthermore, the upper retainer ring is in interference fit with an inner hole of an outer ring of the bearing.
Furthermore, the lower retainer ring is in interference fit with the outer circular surface of the inner ring of the bearing.
Furthermore, the end faces of the upper retainer ring and the lower retainer ring are mutually attached, and lubricating grease is coated on the attachment faces.
Furthermore, the section of the lower retainer ring is of a V-shaped structure, the section of the compensation ring is of a trapezoidal wedge block structure, and the outer circular surface of the lower retainer ring is matched with the side surface conical surface of the compensation ring.
Furthermore, a group of arc groove-shaped spring installation grooves are formed in the outer circular surface of the compensation ring.
Furthermore, the inner circle surface of the compensation ring is uniformly provided with a plurality of groups of compensation gaps.
Further, the compensation spring is a ring spring.
Compared with the prior art, the utility model discloses following beneficial effect has:
the device has the advantages that the upper retaining ring and the lower retaining ring which are in interference fit with the inner ring and the outer ring of the bearing are arranged, and the end faces of the upper retaining ring and the lower retaining ring are utilized to seal the bearing, so that the sealing capability of the bearing is improved, the bearing is well protected, and the service life of the bearing is prolonged; by arranging the compensation ring, the conical surfaces of the compensation ring and the lower retainer ring are matched to provide pre-tightening force for the end face attachment of the upper retainer ring and the lower retainer ring, so that tight sealing is ensured, meanwhile, the end face abrasion of the upper retainer ring and the lower retainer ring is compensated, the sealing performance is improved, the service life of the device is prolonged, and the bearing is better protected; the device can carry out good sealing to the bearing to carry out good compensation to the clearance, improve sealing capacity and life, prolong the life of bearing, the device simple structure simultaneously, the processing cost is lower, uses simple to operate, has good practicality.
Drawings
Fig. 1 is a schematic side view of the present invention.
Fig. 2 is a schematic isometric sectional structure of the present invention.
Fig. 3 is a schematic diagram of a partially enlarged structure at a in fig. 3 according to the present invention.
Fig. 4 is a schematic diagram of the structure of the compensating ring on the shaft side of the present invention.
Fig. 5 is a schematic diagram of the structure of the compensation spring on the shaft side.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a bearing; 2. an upper retainer ring; 3. a lower retainer ring; 4. a compensation ring; 401. a spring mounting groove; 402. compensating for the clearance; 5. and a compensation spring.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 5:
the utility model provides a rotary type eliminates the protection bearing device in the inner and outer ring radial clearance of antifriction bearing, including bearing 1, upper retaining ring 2, lower retaining ring 3, compensation ring 4, spring mounting groove 401, compensation clearance 402 and compensation spring 5; a group of upper retainer rings 2 are arranged on the outer side of an inner hole of an outer ring of the bearing 1; a group of lower retainer rings 3 are arranged on the outer side of the outer circle surface of the inner ring of the bearing 1; a group of compensation rings 4 is arranged on the outer side of the lower retainer ring 3; and a group of compensation springs 5 are tightly arranged on the outer side of the compensation ring 4.
Wherein, the upper retainer ring 2 is in interference fit with an inner hole of an outer ring of the bearing 1, and the upper retainer ring 2 and the outer ring of the bearing 1 are kept together in use.
The lower retainer ring 3 is in interference fit with the outer circular surface of the inner ring of the bearing 1, and the lower retainer ring 3 and the inner ring of the bearing 1 rotate together in use.
The end faces of the upper retainer ring 2 and the lower retainer ring 3 are mutually attached, and lubricating grease is coated on the attachment faces, so that good rotation is ensured, and good sealing is realized.
The section of the lower retainer ring 3 is of a V-shaped structure, the section of the compensation ring 4 is of a trapezoidal wedge structure, the outer circular surface of the lower retainer ring 3 is matched with the side surface conical surface of the compensation ring 4, when the compensation ring 4 is pressed inwards, the compensation ring 4 realizes the outward expansion of the side wall of the lower retainer ring 3 through the matching of the compensation ring 4 and the outer circular surface of the lower retainer ring 3, keeps the close fit of the upper retainer ring 2 and the lower retainer ring 3 to seal the bearing 1, and compensates the abrasion of the end surfaces of the upper retainer ring 2 and the lower retainer ring 3.
Wherein, the outer circle surface of the compensation ring 4 is provided with a group of the spring installation grooves 401 with arc groove shape, and the compensation spring 5 is installed in the spring installation grooves 401 in use, thereby better positioning the position of the compensation spring 5.
Wherein, the inner circle surface of the compensation ring 4 is uniformly arranged with a plurality of groups of the compensation gaps 402, when in use, providing a deformation space for the deformation of the compensation ring 4.
Wherein, the compensation spring 5 is a ring spring, and a pre-tightening force is provided for the compensation ring 4 through the compensation spring 5 in use.
The specific use mode and function of the embodiment are as follows:
when the sealing device is used, the compensating spring 5 presses the compensating ring 4 inwards, the compensating ring 4 realizes the outward expansion of the side wall of the lower retaining ring 3 through the conical surface matching of the compensating ring 4 and the outer circular surface of the lower retaining ring 3, the tight fit of the upper retaining ring 2 and the lower retaining ring 3 is kept for sealing the bearing 1, the pretightening force is provided for the tight fit of the upper retaining ring 2 and the lower retaining ring 3, the end surface abrasion of the upper retaining ring 2 and the lower retaining ring 3 is compensated, and the good sealing effect is kept.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a protection bearing device of outer lane radial clearance in antifriction bearing is eliminated to rotary type which characterized in that: the rotary type protective bearing device for eliminating the radial clearance of the inner ring and the outer ring of the rolling bearing comprises a bearing (1), an upper retainer ring (2), a lower retainer ring (3), a compensation ring (4), a spring mounting groove (401), a compensation clearance (402) and a compensation spring (5); a group of upper retainer rings (2) are arranged on the outer side of an inner hole of an outer ring of the bearing (1); a group of lower retainer rings (3) are arranged on the outer side of the outer circle surface of the inner ring of the bearing (1); a group of compensation rings (4) is arranged on the outer side of the lower retainer ring (3); and a group of compensation springs (5) are tightly arranged on the outer side of the compensation ring (4).
2. A protective bearing device for rotatably eliminating radial clearances between an inner race and an outer race of a rolling bearing according to claim 1, characterized in that: and the upper retainer ring (2) is in interference fit with an inner hole of an outer ring of the bearing (1).
3. A protective bearing device for rotatably eliminating radial clearances between an inner race and an outer race of a rolling bearing according to claim 1, characterized in that: and the lower retainer ring (3) is in interference fit with the outer circular surface of the inner ring of the bearing (1).
4. A protective bearing device for rotatably eliminating radial clearances between an inner race and an outer race of a rolling bearing according to claim 1, characterized in that: the end faces of the upper retainer ring (2) and the lower retainer ring (3) are mutually attached, and lubricating grease is coated on the attachment faces.
5. A protective bearing device for rotatably eliminating radial clearances between an inner race and an outer race of a rolling bearing according to claim 1, characterized in that: the section of the lower check ring (3) is of a V-shaped structure, the section of the compensation ring (4) is of a trapezoidal wedge block structure, and the outer circular surface of the lower check ring (3) is matched with the side surface conical surface of the compensation ring (4).
6. A protective bearing device for rotatably eliminating radial clearances between an inner race and an outer race of a rolling bearing according to claim 1, characterized in that: and a group of arc groove-shaped spring installation grooves (401) are arranged on the outer circular surface of the compensation ring (4).
7. A protective bearing device for rotatably eliminating radial clearances between an inner race and an outer race of a rolling bearing according to claim 1, characterized in that: the inner circular surface of the compensation ring (4) is uniformly provided with a plurality of groups of compensation gaps (402).
8. A protective bearing device for rotatably eliminating radial clearances between an inner race and an outer race of a rolling bearing according to claim 1, characterized in that: the compensation spring (5) is an annular spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061750.4U CN210484411U (en) | 2019-07-09 | 2019-07-09 | Rotary type protective bearing device for eliminating radial clearance between inner ring and outer ring of rolling bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061750.4U CN210484411U (en) | 2019-07-09 | 2019-07-09 | Rotary type protective bearing device for eliminating radial clearance between inner ring and outer ring of rolling bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210484411U true CN210484411U (en) | 2020-05-08 |
Family
ID=70530190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921061750.4U Expired - Fee Related CN210484411U (en) | 2019-07-09 | 2019-07-09 | Rotary type protective bearing device for eliminating radial clearance between inner ring and outer ring of rolling bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210484411U (en) |
-
2019
- 2019-07-09 CN CN201921061750.4U patent/CN210484411U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200508 |