CN211288449U - Sealing structure of deep groove ball bearing - Google Patents
Sealing structure of deep groove ball bearing Download PDFInfo
- Publication number
- CN211288449U CN211288449U CN201921362898.1U CN201921362898U CN211288449U CN 211288449 U CN211288449 U CN 211288449U CN 201921362898 U CN201921362898 U CN 201921362898U CN 211288449 U CN211288449 U CN 211288449U
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- China
- Prior art keywords
- fixed
- deep groove
- groove ball
- shaft sleeve
- ball bearing
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Abstract
The utility model discloses a deep groove ball bearing seal structure relates to deep groove ball bearing technical field, and for solving current deep groove ball bearing's seal installation performance not enough good, rotate the not enough perfect problem of performance. The utility model discloses a deep ditch ball, including fixed center axle sleeve, fixed center axle sleeve's external mounting has sealed fixed block, the outside of sealed fixed block is provided with fixed slot, and fixed slot is provided with a plurality of, and a plurality of fixed slot distributes in proper order, fixed slot's external mounting has fixed outer axle sleeve, the internally mounted of fixed center axle sleeve has deep ditch ball, deep ditch ball both sides all are provided with the holder, the inside of fixed center axle sleeve is provided with the fixed slot, and deep ditch ball is located the inside intermediate position department of fixed slot, the shield is all installed to deep ditch ball's both sides, deep ditch ball's both ends all are provided with the fixed block.
Description
Technical Field
The utility model relates to a deep groove ball bearing technical field specifically is a deep groove ball bearing seal structure.
Background
The original single-row radial ball bearing of the deep groove ball bearing is a rolling bearing which is most widely applied. It features small friction resistance, high rotation speed, and can be used for bearing radial load or combined load acted simultaneously in radial and axial directions, and also can be used for bearing axial load, such as small power motor, automobile and tractor gear box, machine tool gear box, general machine and tool, etc. The deep groove ball bearing has a single-row structure and a double-row structure, the deep groove ball structure is divided into a sealing structure and an open structure, the open structure means that the bearing does not have a sealing structure, and the sealing type deep groove ball is divided into a dustproof sealing structure and an oil-proof sealing structure. The dustproof sealing cover material is punched by a steel plate, and only the function of simply preventing dust from entering the bearing raceway is achieved. The oil-proof type is a contact type oil seal, and can effectively prevent lubricating grease in the bearing from overflowing.
However, the sealing installation performance of the existing deep groove ball bearing is not good enough, and the rotational use performance is not perfect enough; therefore, the existing requirements are not met, and a deep groove ball bearing sealing structure is provided for the sealing structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a deep groove ball bearing seal structure to the sealed installation performance of the current deep groove ball bearing who proposes in solving above-mentioned background art is not enough good, rotates the not enough perfect problem of performance.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a deep groove ball bearing seal structure, includes fixed center axle sleeve, fixed center axle sleeve's intermediate position department is provided with the fixed mounting through-hole, fixed center axle sleeve's externally mounted has sealed fixed block, the outside of sealed fixed block is provided with fixing slot, and fixing slot is provided with a plurality of, and a plurality of fixing slot distributes in proper order, fixing slot's externally mounted has fixed outer axle sleeve, fixed center axle sleeve's internally mounted has deep ditch ball, and deep ditch ball and fixed center axle sleeve rotate to be connected, deep ditch ball both sides all are provided with the holder, fixed center axle sleeve's inside is provided with the fixed slot, and deep ditch ball is located the inside intermediate position department of fixed slot, the shield is all installed to deep ditch ball's both sides, deep ditch ball's both ends all are provided with the fixed block.
Preferably, the fixed outer shaft sleeve is internally provided with a mounting sealing clamping groove, and the fixed central shaft sleeve is externally provided with a semicircular clamping block.
Preferably, the semicircular fixture blocks are provided with a plurality of semicircular fixture blocks which are distributed in sequence, and a sealing installation groove is formed between the fixed outer shaft sleeve and the fixed central shaft sleeve.
Preferably, the two sides of the sealing fixing block are provided with conical fixture blocks, and a fixing through hole is formed in the middle of the sealing fixing block.
Preferably, a semicircular clamping hole is formed in the middle position inside the fixing through hole.
Preferably, the fixed central shaft sleeve and the semicircular fixture block are of an integrated structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an install sealed fixed block, guarantee overall structure's that can be better sealed fixity can, holistic practicality is higher, and sealed fixed block passes through the draw-in groove with fixed central axle sleeve and is connected, and is fixed more simple and convenient swift, and the sealed installation performance of having solved current deep groove ball bearing is still not enough, rotates the not enough perfect problem of performance.
2. The utility model discloses a be provided with semicircle fixture block and semicircle card hole, can be better fix, can reduce the gap of installation simultaneously to reach guarantee sealing performance's effect, through being provided with the toper fixture block, the swift performance of guarantee installation that can be better, the installation is fixed simply inseparable more, and the practicality is higher.
Drawings
Fig. 1 is a front view of a sealing structure of a deep groove ball bearing of the present invention;
FIG. 2 is a schematic view of the internal structure of the seal installation groove of the present invention;
fig. 3 is a cross-sectional view of the sealing structure of the deep groove ball bearing of the present invention;
fig. 4 is a schematic structural diagram of the sealing fixing block of the present invention.
In the figure: 1. fixing the central shaft sleeve; 2. fixedly installing a through hole; 3. sealing the fixed block; 4. fixing the clamping groove; 5. fixing the outer shaft sleeve; 6. a deep trench ball; 7. a holder; 8. fixing grooves; 9. a dust cover; 10. a fixed block; 11. installing a sealing clamping groove; 12. a semicircular clamping block; 13. sealing the mounting groove; 14. a semicircular clamping hole; 15. a conical fixture block; 16. and fixing the through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, the present invention provides an embodiment: a sealing structure of a deep groove ball bearing comprises a fixed central shaft sleeve 1, wherein a fixed mounting through hole 2 is formed in the middle position of the fixed central shaft sleeve 1 and can be better mounted and fixed, a sealing fixed block 3 is mounted outside the fixed central shaft sleeve 1, a plurality of fixed clamping grooves 4 are formed in the outer side of the sealing fixed block 3, the fixed clamping grooves 4 are sequentially distributed and can better guarantee the fixing performance of mounting, a fixed outer shaft sleeve 5 is mounted outside the fixed clamping grooves 4, a deep groove ball 6 is mounted inside the fixed central shaft sleeve 1, the deep groove ball 6 is rotatably connected with the fixed central shaft sleeve 1, the structure is simple, the performance is perfect, the practicability is higher, retainers 7 are arranged on two sides of the deep groove ball 6, a fixed groove 8 is formed in the fixed central shaft sleeve 1, and the deep groove ball 6 is located in the middle position inside the fixed groove 8, overall structure's stability is higher, and shield 9 is all installed to the both sides of deep groove ball 6, and the both ends of deep groove ball 6 all are provided with fixed block 10, and the fixity can be simple stable more.
Further, the inside of fixed outer axle sleeve 5 is provided with installation seal slot 11, and the outside of fixed central axle sleeve 1 is provided with semicircle fixture block 12, can be better fix, and structural stability is also more perfect.
Further, semicircle fixture block 12 is provided with a plurality of, and a plurality of semicircle fixture block 12 distributes in proper order, is provided with seal installation groove 13 between fixed outer axle sleeve 5 and the fixed central axle sleeve 1, and the installation is more simple and convenient.
Furthermore, the two sides of the sealing fixing block 3 are provided with the conical fixture blocks 15, and the middle position of the sealing fixing block 3 is provided with the fixing through hole 16, so that the structural performance after installation can be better guaranteed, and the structure is more perfect.
Furthermore, the semicircular clamping holes 14 are formed in the middle positions inside the fixing through holes 16, so that the installation and the fixation are simpler.
Furthermore, the fixed central shaft sleeve 1 and the semicircular fixture block 12 are of an integrated structure, so that the structure is simple, and the connection is tighter.
The working principle is as follows: during the use, install sealed fixed block 3 in the outside of seal installation groove 13, semicircle card hole 14 passes through the draw-in groove with semicircle fixture block 12 and is connected, it is simpler to connect, toper fixture block 15 extends to the inside of installing sealed draw-in groove 11, toper fixture block 15 has certain shrink performance, can ensure overall structure's sealing performance to a certain extent, the structure is inseparable more stable, be provided with holder 7 through the both sides at deep groove ball 6, the stability ability of the deep groove ball 6 work of guarantee that can be better, moreover, the steam generator is simple in structure, simultaneously through being provided with shield 9, also can ensure the sealing performance of structure to a certain extent, the inseparability of guarantee structure that fixed outer shaft sleeve 5 can be better.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a deep groove ball bearing seal structure, includes fixed central axle sleeve (1), its characterized in that: the middle position of the fixed center shaft sleeve (1) is provided with a fixed installation through hole (2), the outside of the fixed center shaft sleeve (1) is provided with a sealed fixed block (3), the outside of the sealed fixed block (3) is provided with a fixed clamping groove (4), the fixed clamping groove (4) is provided with a plurality of fixed clamping grooves (4) which are distributed in sequence, the outside of the fixed clamping groove (4) is provided with a fixed outer shaft sleeve (5), the inside of the fixed center shaft sleeve (1) is provided with a deep groove ball (6), the deep groove ball (6) is rotatably connected with the fixed center shaft sleeve (1), two sides of the deep groove ball (6) are respectively provided with a retainer (7), the inside of the fixed center shaft sleeve (1) is provided with a fixed groove (8), the deep groove ball (6) is positioned at the middle position of the inside of the fixed groove (8), and two sides of the deep groove ball (6) are respectively provided with a, and the two ends of the deep trench ball (6) are provided with fixing blocks (10).
2. The deep groove ball bearing seal structure of claim 1, wherein: the inner part of the fixed outer shaft sleeve (5) is provided with an installation sealing clamping groove (11), and the outer part of the fixed central shaft sleeve (1) is provided with a semicircular clamping block (12).
3. The deep groove ball bearing seal structure of claim 2, wherein: semicircle fixture block (12) are provided with a plurality of, and a plurality of semicircle fixture block (12) distribute in proper order, be provided with sealed mounting groove (13) between fixed outer axle sleeve (5) and fixed center axle sleeve (1).
4. The deep groove ball bearing seal structure of claim 1, wherein: the two sides of the sealing fixing block (3) are provided with conical fixing blocks (15), and a fixing through hole (16) is formed in the middle of the sealing fixing block (3).
5. The deep groove ball bearing seal structure of claim 4, wherein: a semicircular clamping hole (14) is formed in the middle position inside the fixing through hole (16).
6. The deep groove ball bearing seal structure of claim 1, wherein: the fixed central shaft sleeve (1) and the semicircular fixture block (12) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921362898.1U CN211288449U (en) | 2019-08-21 | 2019-08-21 | Sealing structure of deep groove ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921362898.1U CN211288449U (en) | 2019-08-21 | 2019-08-21 | Sealing structure of deep groove ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211288449U true CN211288449U (en) | 2020-08-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921362898.1U Expired - Fee Related CN211288449U (en) | 2019-08-21 | 2019-08-21 | Sealing structure of deep groove ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211288449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112503098A (en) * | 2020-11-27 | 2021-03-16 | 朱华风 | Sealed bearing capable of rotating flexibly |
-
2019
- 2019-08-21 CN CN201921362898.1U patent/CN211288449U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112503098A (en) * | 2020-11-27 | 2021-03-16 | 朱华风 | Sealed bearing capable of rotating flexibly |
| CN112503098B (en) * | 2020-11-27 | 2022-08-19 | 中达(河北)轴承制造有限公司 | Sealed bearing capable of rotating flexibly |
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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: 20200818 Termination date: 20210821 |
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| CF01 | Termination of patent right due to non-payment of annual fee |