CN219197897U - Deep groove ball bearing - Google Patents
Deep groove ball bearing Download PDFInfo
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- CN219197897U CN219197897U CN202320020941.6U CN202320020941U CN219197897U CN 219197897 U CN219197897 U CN 219197897U CN 202320020941 U CN202320020941 U CN 202320020941U CN 219197897 U CN219197897 U CN 219197897U
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- bearing
- ring
- sealing
- limiting
- sealing gasket
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Abstract
The utility model discloses a deep groove ball bearing, which belongs to the technical field of deep groove ball bearings and comprises a bearing body, wherein the bearing body comprises a bearing outer ring, bearing balls, a bearing inner ring and a sealing mechanism. The sealing mechanism is provided with two groups and two groups of symmetry settings in the both sides of bearing body, and sealing mechanism includes sealing member, locating part and mounting, and the sealing member sets up between locating part and mounting, and locating part threaded mounting is in the inside of bearing outer lane, and mounting and bearing outer lane and bearing inner circle threaded connection, mounting are used for cooperation bearing outer lane and bearing inner circle to the sealing member extrusion to one side of locating part, and rotatory outer fixed ring cooperation bearing outer lane makes the outer lane of sealing pad seal hug closely with spacing ring and extrusion pad. The lubricating grease inside the bearing is protected conveniently, so that the loss of the lubricating grease is reduced, external dust is prevented from entering the bearing to pollute the inside, and the service life of the bearing is reduced.
Description
Technical Field
The utility model relates to the field of deep groove ball bearings, in particular to a deep groove ball bearing.
Background
The deep groove ball bearing is the most representative rolling bearing, and the bearing has the advantages of small friction coefficient, high limit rotating speed, simple structure, low manufacturing cost, easy realization of higher manufacturing precision, various size ranges and forms, and wide application as a gearbox bearing.
Among the prior art, the application number is CN202221919910.6 a deep groove ball bearing, including outer lane, inner circle, holder and a plurality of rolling element, outer lane and inner circle between be formed with the raceway that supplies a plurality of rolling element to hold, the holder set up and be used for guiding and interval a plurality of rolling element between outer lane and inner circle, a plurality of rolling element include first roller and second roller, first roller and second roller constitute by ceramic material and steel material respectively, and first roller and second roller set up in the raceway along circumference is alternative. Aiming at the defects of the prior art, the utility model provides the deep groove ball bearing with stronger adaptability.
However, in the above scheme, it is inconvenient to protect the grease inside the bearing to reduce the loss and pollution of the grease, the speed of abrasion of the bearing is accelerated due to too little grease, and in the research, it is found that although we call such bearings into rolling bearings, in fact, the geometric structure and the processing quality difference of the working surface of the bearing (i.e. the size of the contact surface between the steel ball and the groove) are caused in the working process of the rolling bearings, the steel ball does not purely roll in the groove, and relative sliding is generated instantaneously, which is easy to generate friction heat, the rotation moment is increased and the power consumption is increased, the internal grease is low, so that the steel ball is accelerated to be worn, when the bearing is applied to occasions of high-speed rotation, a large amount of friction heat is generated between the bearings, and meanwhile, the volatilization of the grease in the bearing is accelerated, and when the grease is insufficient, the loss is aggravated. How to develop a deep groove ball bearing to improve these problems is a urgent problem for those skilled in the art.
Disclosure of Invention
In order to overcome the defects, the utility model provides a deep groove ball bearing, and aims to solve the problems that grease inside the bearing is inconvenient to protect and the loss and pollution of the grease are reduced.
The utility model is realized in the following way: the deep groove ball bearing comprises a bearing body, wherein the bearing body comprises a bearing outer ring, bearing balls, a bearing inner ring and a sealing mechanism.
The sealing mechanism is provided with two groups of sealing members, the two groups of sealing members are symmetrically arranged on two sides of the bearing body, the sealing mechanism comprises sealing members, limiting members and fixing members, the sealing members are arranged between the limiting members and the fixing members, the limiting members are installed in the bearing outer ring in a threaded mode, and the fixing members are in threaded connection with the bearing outer ring and the bearing inner ring.
The sealing gasket is correspondingly arranged through the limiting rod and the groove on one side of the limiting ring, the outer ring of the sealing gasket is tightly attached to the limiting ring and the extrusion gasket in a sealing way by matching the bearing outer ring with the rotating outer fixing ring, the upper part of the sealing gasket is sealed by matching the auxiliary sealing gasket on two sides of the outer ring of the sealing gasket, the inner ring of the sealing gasket is fixed and sealed by matching the bearing inner ring with the rotating inner fixing ring, the inner fixing ring is in sealing connection by extruding the sealing gasket through the auxiliary sealing gasket, and lubricating grease is added to the bearing balls through the through holes on the lower edge of the sealing gasket.
In a preferred embodiment of the present utility model, the sealing member includes a gasket and a stopper rod, and the back of the gasket is provided with a plurality of stopper rods in equal parts.
In a preferred technical scheme of the utility model, the limiting piece comprises a limiting ring, a pressing pad and a spring, wherein one side of the limiting ring is provided with a plurality of arc-shaped grooves, and the pressing pad is provided with a plurality of arc-shaped grooves which are connected in a sliding manner through the spring.
In a preferred technical scheme of the utility model, a groove is arranged between one side of the limiting ring and two extrusion pads, and the limiting rod at the back of the sealing pad is correspondingly arranged with the groove arranged at one side of the limiting ring.
In a preferred technical scheme of the utility model, auxiliary sealing gaskets are fixedly arranged at the joints of the sealing gaskets and the plurality of extrusion gaskets.
In a preferred technical scheme of the utility model, the extrusion pad is arranged in a T shape, and the bottom of the extrusion pad is embedded in the limiting ring.
In a preferred embodiment of the present utility model, the fixing member includes an outer fixing ring and an inner fixing ring, the outer fixing ring is disposed on one side of the gasket outer ring, and the inner fixing ring is disposed on one side of the gasket inner ring.
In a preferred technical scheme of the utility model, one side of the outer fixing ring and one side of the inner fixing ring, which are close to the sealing gasket, are provided with steps.
In a preferred embodiment of the present utility model, an auxiliary gasket is provided at a place where the gasket contacts the outer fixing ring and the inner fixing ring.
In a preferred technical scheme of the utility model, the inner edge of the sealing gasket is provided with a through hole which is positioned at one side of the inner fixing ring, and a rubber plug is arranged at the through hole of the inner edge of the sealing gasket.
The beneficial effects of the utility model are as follows: according to the deep groove ball bearing obtained through the design, when the deep groove ball bearing is used, the sealing gasket is correspondingly arranged through the limiting rod and the groove on one side of the limiting ring, the outer fixing ring is rotated to be matched with the bearing outer ring to enable the outer ring of the sealing gasket to be in sealing close contact with the limiting ring and the extrusion pad, the upper side of the sealing gasket is sealed through the auxiliary sealing gasket on the two sides of the outer ring of the sealing gasket, the inner fixing ring is screwed to be matched with the bearing inner ring to fix and seal the inner ring of the sealing gasket, the inner fixing ring is in sealing connection through the auxiliary sealing gasket to extrude the sealing gasket, lubricating grease is added to the bearing balls through the through holes on the lower edge of the sealing gasket, so that the lubricating grease in the bearing is protected, the loss of the lubricating grease is reduced, external dust is prevented from entering the bearing to pollute the inside, and the service life of the bearing is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a structure provided by an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an internal structure according to an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of an embodiment of the present utility model;
FIG. 4 is a schematic view of a sealing mechanism according to an embodiment of the present utility model;
fig. 5 is a schematic view of a combined structure of a sealing member and a limiting member according to an embodiment of the present utility model.
In the figure: 100-bearing body; 110-bearing outer ring; 120-bearing balls; 130-bearing inner race; 200-a sealing mechanism; 210-a seal; 211-sealing gasket; 212-a limit rod; 213-auxiliary sealing gasket; 220-limiting piece; 221-limiting rings; 222-pressing the pad; 223-spring; 230-a fixing piece; 231-an outer retaining ring; 232-an inner fixing ring.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Referring to fig. 1, the present utility model provides a technical solution: the deep groove ball bearing comprises a bearing body 100, wherein the bearing body 100 comprises a bearing outer ring 110, bearing balls 120 and a bearing inner ring 130, and further comprises a sealing mechanism 200.
Referring to fig. 2 and 3, the sealing mechanism 200 is provided with two groups symmetrically disposed on two sides of the bearing body 100, the sealing mechanism 200 includes a sealing element 210, a limiting element 220 and a fixing element 230, the sealing element 210 is disposed between the limiting element 220 and the fixing element 230, the limiting element 220 is screwed inside the bearing outer ring 110, the fixing element 230 is screwed with the bearing outer ring 110 and the bearing inner ring 130, and the fixing element 230 is used for matching the bearing outer ring 110 and the bearing inner ring 130 to press the sealing element 210 to one side of the limiting element 220.
Referring to fig. 4, the sealing member 210 includes a sealing pad 211 and a limiting rod 212, wherein a plurality of limiting rods 212 are disposed at the back of the sealing pad 211, and the limiting rods 212 are used for limiting the sealing pad 211 in cooperation with a limiting ring 221.
Referring to fig. 4 and 5, the limiting member 220 includes a limiting ring 221, a pressing pad 222 and a spring 223, wherein the limiting ring 221 is in threaded connection with the inside of the bearing outer ring 110, one side of the limiting ring 221 is provided with a plurality of arc grooves, the pressing pad 222 is slidably connected with the plurality of arc grooves of the limiting ring 221 through the spring 223, and the pressing pad 222 is used for pressing the sealing pad 211 to one side of the fixing member 230 through the pressing of the spring 223.
A groove is formed between one side of the limiting ring 221 and one side of the sealing pad 211 and the two extrusion pads 222, and a limiting rod 212 on the back of the sealing pad 211 is correspondingly arranged with the groove formed on one side of the limiting ring 221, and is used for limiting the position of the sealing pad 211 through the groove formed on one side of the limiting ring 221. The auxiliary sealing gasket 213 is fixedly arranged at the joint of the sealing gasket 211 and the plurality of extrusion gaskets 222, and the auxiliary sealing gasket 213 is used for tightly attaching the sealing gasket 211, the limiting ring 221 and the extrusion gaskets 222. The extrusion pad 222 is arranged in a T shape, the bottom of the extrusion pad 222 is embedded into the limiting ring 221, and the T-shaped arrangement drives the extrusion pad 222 to extrude to the sealing pad 211 when the sealing pad 211 extrudes to one side of the limiting ring 221, so that the sealing effect is better.
Referring to fig. 4, the fixing member 230 includes an outer fixing ring 231 and an inner fixing ring 232, the outer fixing ring 231 is disposed on one side of the outer ring of the sealing pad 211, the inner fixing ring 232 is disposed on one side of the inner ring of the sealing pad 211, the outer fixing ring 231 is screwed with the bearing outer ring 110 to press the outer edge of the sealing pad 211 toward the side of the limiting member 220, and the inner fixing ring 232 is screwed with the bearing inner ring 130 to press the inner ring of the sealing pad 211 toward the side of the limiting member 220.
The outer fixing ring 231 and the inner fixing ring 232 are arranged in a step on one side close to the sealing gasket 211, and the step is used for enabling the outer fixing ring 231 and the inner fixing ring 232 to be tightly attached to the bearing outer ring 110 and the bearing inner ring 130 so as to reduce gaps. An auxiliary packing 213 is provided where the packing 211 contacts the outer fixing ring 231 and the inner fixing ring 232, and the auxiliary packing 213 serves to increase sealability. The inner edge of the sealing pad 211 is provided with a through hole positioned on one side of the inner fixing ring 232, a rubber plug is arranged at the through hole of the inner edge of the sealing pad 211, the rubber plug is opened for injecting lubricating grease into the inner part through the through hole, and the rubber plug is convenient to reuse.
Working principle: the sealing gasket 211 is correspondingly arranged through the limiting rod 212 and the groove on one side of the limiting ring 221, the outer ring of the sealing gasket 211 is tightly attached to the limiting ring 221 and the extrusion pad 222 by matching the outer ring of the bearing 110 through the rotation of the outer fixing ring 231, the upper part of the sealing gasket 211 is sealed through the auxiliary sealing gasket 213 on the two sides of the outer ring of the sealing gasket 211, the inner ring of the sealing gasket 211 is fixed and sealed by matching the inner fixing ring 232 with the inner ring 130 through screwing, the inner fixing ring 232 is in sealing connection by extruding the sealing gasket 211 through the auxiliary sealing gasket 213, and lubricating grease is added to the bearing balls 120 through the through holes on the lower edge of the sealing gasket 211.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The deep groove ball bearing comprises a bearing body, wherein the bearing body comprises a bearing outer ring, bearing balls and a bearing inner ring, and is characterized by further comprising
The sealing mechanism is provided with two groups of sealing mechanisms and two groups of sealing mechanisms are symmetrically arranged on two sides of the bearing body, the sealing mechanism comprises a sealing piece, a limiting piece and a fixing piece, the sealing piece is arranged between the limiting piece and the fixing piece, the limiting piece is installed in the bearing outer ring in a threaded mode, and the fixing piece is in threaded connection with the bearing outer ring and the bearing inner ring.
2. A deep groove ball bearing in accordance with claim 1 wherein: the sealing piece comprises a sealing gasket and a limiting rod, and the back of the sealing gasket is provided with a plurality of limiting rods in an equal portion.
3. A deep groove ball bearing as claimed in claim 2 wherein: the limiting piece comprises a limiting ring, a pressing pad and a spring, wherein a plurality of arc-shaped grooves are formed in one side of the limiting ring, and the pressing pad is provided with a plurality of arc-shaped grooves and is connected with the limiting ring in a sliding mode through the spring.
4. A deep groove ball bearing in accordance with claim 3 wherein: a groove is arranged between one side of the sealing gasket and the two extrusion gaskets, and a limiting rod at the back of the sealing gasket is correspondingly arranged with the groove arranged at one side of the limiting ring.
5. A deep groove ball bearing in accordance with claim 3 wherein: the auxiliary sealing gaskets are fixedly arranged at the joints of the sealing gaskets and the plurality of extrusion gaskets.
6. A deep groove ball bearing in accordance with claim 3 wherein: the extrusion pad is in T-shaped arrangement, and the bottom of the extrusion pad is embedded into the limiting ring.
7. A deep groove ball bearing in accordance with claim 3 wherein: the fixing piece comprises an outer fixing ring and an inner fixing ring, wherein the outer fixing ring is arranged on one side of the sealing gasket outer ring, and the inner fixing ring is arranged on one side of the sealing gasket inner ring.
8. A deep groove ball bearing in accordance with claim 7 wherein: the outer fixing ring and the inner fixing ring are arranged in a step mode on one side, close to the sealing gasket, of the sealing gasket.
9. A deep groove ball bearing in accordance with claim 7 wherein: and an auxiliary sealing gasket is arranged at the contact position of the sealing gasket and the outer fixing ring and the inner fixing ring.
10. A deep groove ball bearing in accordance with claim 7 wherein: the inner edge of the sealing gasket is provided with a through hole which is positioned on one side of the inner fixing ring, and a rubber plug is arranged at the through hole of the inner edge of the sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320020941.6U CN219197897U (en) | 2023-01-05 | 2023-01-05 | Deep groove ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320020941.6U CN219197897U (en) | 2023-01-05 | 2023-01-05 | Deep groove ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219197897U true CN219197897U (en) | 2023-06-16 |
Family
ID=86704643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320020941.6U Active CN219197897U (en) | 2023-01-05 | 2023-01-05 | Deep groove ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219197897U (en) |
-
2023
- 2023-01-05 CN CN202320020941.6U patent/CN219197897U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |