Roller bearing with high bearing capacity
By designing a double-layer sealing structure and oiling system on the roller bearing, the problem of insufficient sealing is solved, the high sealing performance and high load-bearing capacity of the bearing are achieved, the service life is extended and the friction resistance is reduced.
Patent Information
- Application Number
- CN202520004785.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-02
- Publication Date
- 2025-10-14
- Estimated Expiration
- 2035-01-02
AI Technical Summary
Existing roller bearings have a simple sealing structure in harsh environments, which allows foreign matter such as dust and moisture to enter, contaminating the lubricating grease and reducing bearing performance and service life.
A double-layer sealing structure is adopted, including a support frame and an oil storage frame, combined with a rubber sealing gasket and a refueling system to ensure the sealing of the bearing, and the lubricating oil is transported through the oil storage tank and refueling port to reduce friction resistance.
It improves the sealing of the bearing, extends its service life, enhances its load-bearing capacity, reduces friction resistance, and improves the stability and efficient operation of the bearing.
Smart Images
Figure CN223434643U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to bearing field especially relates to a high load capacity's roller bearing. BACKGROUND
[0002] Roller bearing usually has higher load capacity, as the basic component in mechanical transmission system, is widely used in many industrial fields, such as mining machinery, metallurgical equipment, wind power, transportation and various heavy manufacturing industries etc., and the main function is to support the mechanical rotating body, reduce the friction coefficient in the rotation process, and bear the load from axial and radial and different directions, ensure that mechanical equipment can stably and efficiently run.
[0003] The existing roller bearing sealing structure mostly adopts single sealing lip or simple sealing form, in some harsh working environment, such as humid and dusty mine, dusty construction site and high temperature and high humidity metallurgical workshop, it is difficult to effectively block the dust, moisture, impurities and other foreign matters from outside into the bearing interior, once these foreign matters invade, will contaminate the lubricating oil in the bearing interior, aggravate the wear of roller, raceway and retainer and other components, reduce the performance of bearing, shorten its service life, and then reduce the bearing load capacity, therefore, a high load capacity's roller bearing is proposed to solve the above problems. SUMMARY
[0004] In order to make up for the above shortcomings, the utility model provides a high load capacity's roller bearing, aims at improving the prior art "bearing sealing structure is relatively simple, often adopts single-lip sealing or simple dust cover form, some dust enters the bearing, will increase the wear of components, reduce the load capacity and service life of bearing" problem.
[0005] In order to realize the above purpose, the utility model adopts the following technical scheme: a high load capacity's roller bearing, including the axle body, the outer wall of the axle body is provided with sealing mechanism, the sealing mechanism includes installation assembly and sealing assembly, the installation assembly includes support frame and oil storage frame, the sleeve of support frame is connected in the outer wall right part of oil storage frame, the oil storage frame is connected in the outer wall right part of axle body, the sealing assembly includes sealing pad one and sealing pad two, the sealing pad one is fixedly connected in the outer wall left end of oil storage frame, the oil storage frame is set as circular ring shape, the sealing pad two is fixedly connected in the inner wall of oil storage frame middle part near the right side of axle body, and two groups of support frames are fixedly installed through bolt.
[0006] Further description of the above technical scheme:
[0007] The inner wall of the oil storage frame is provided with an oil storage assembly, the oil storage assembly comprises an oil storage groove, the top end of the oil storage frame is fixedly connected with a refueling port, the oil storage groove is arranged on the semicircular portion of the inner wall of the oil storage frame, the oil storage groove is in communication with the refueling port, and a sliding groove is arranged at the top end of the inner wall of the left side of the support frame.
[0008] As a further description of the above technical solution:
[0009] The sealing gasket one is made of rubber material, the sealing gasket two is made of rubber material, the support frame and the oil storage frame are provided with two groups, and the two groups of the support frame and the oil storage frame are symmetrically arranged on the left and right sides of the shaft body with the center line of the shaft body as the symmetry axis.
[0010] As a further description of the above technical solution:
[0011] The top end inner wall of the sliding groove is fixedly connected with a rubber cover, and the front inner wall of the oil storage frame is fixedly connected with a round rod.
[0012] As a further description of the above technical solution:
[0013] The refueling port slides in the inner wall of the sliding groove, and the front inner wall of the oil storage frame is provided with a communication groove near the right side of the round rod.
[0014] As a further description of the above technical solution:
[0015] The rubber cover is attached to the top end of the refueling port, and a circular groove is arranged at the right front portion of the shaft body.
[0016] As a further description of the above technical solution:
[0017] The middle part of the round rod is hollow, and the left side of the circular groove is provided with an oil injection groove.
[0018] As a further description of the above technical solution:
[0019] The communication groove, the oil storage groove, the round rod, the circular groove and the oil injection groove are in communication with the inner wall of the shaft body, and the round rod is inserted into the inner wall of the circular groove.
[0020] The utility model has the advantages of:
[0021] 1、In the utility model, the support frame and the oil storage frame are installed on the left and right sides of the shaft body, a plurality of bolts are used for installation, sealing gasket one is arranged on the top end left outer wall of the oil storage frame, and sealing gasket two is arranged on the inner wall of the oil storage frame, so that the sealing property of the shaft body is improved, dust and impurities are prevented from entering, the overall performance of the shaft body is improved, the service life is prolonged, and the shaft body can operate more stably and efficiently.
[0022] 2. The utility model discloses, through the oil storage frame in through the oil filler port addition storage lubricating oil, after the installation of oil storage frame and support frame, make the round rod slip into the circular groove, make the oil storage tank, the communication groove and the oil injection groove intercommunication, deliver lubricating oil to the inside lubrication of axle body, and then can reduce the friction resistance of axle body, further increase the service life of axle body, improve the bearing capacity of bearing. BRIEF DESCRIPTION OF DRAWINGS
[0023] Figure 1 It is the three-dimensional structure schematic diagram of whole device in the utility model;
[0024] Figure 2 It is the three-dimensional structure split schematic diagram of whole device in the utility model;
[0025] Figure 3 It is the three-dimensional structure split schematic diagram of axle body and support frame in the utility model;
[0026] Figure 4 It is the three-dimensional structure split schematic diagram of axle body and support frame in the utility model; Figure 3 It is the three-dimensional structure split schematic diagram of axle body and support frame in the utility model;
[0027] Figure 5 It is the three-dimensional structure split schematic diagram of axle body and support frame in the utility model; Figure 3 It is the three-dimensional structure split schematic diagram of axle body and support frame in the utility model.
[0028] Legend:
[0029] 1, axle body;2, support frame;3, oil filler port;21, oil storage frame;22, sealing pad one;23, sealing pad two;24, sliding groove;31, round rod;32, communication groove;33, circular groove;34, oil injection groove;35, rubber cover;36, oil storage tank. DETAILED DESCRIPTION
[0030] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.
[0031] Refer to Figure 1 , Figure 2 and Figure 4The utility model provides an embodiment: a kind of high bearing capacity's roller bearing, including shaft body 1, and shaft body 1 is roller bearing body, the outer wall of shaft body 1 is provided with the sealing mechanism of the sealing property of increasing shaft body 1 prevents dust etc. into the sealing mechanism of shaft body 1, sealing mechanism includes the installation component of supporting sealing assembly and the sealing assembly of the sealing property of increasing shaft body 1, installation component includes support frame 2 and oil storage frame 21, two groups of support frame 2 can install two groups of oil storage frame 21 in the outer wall of shaft body 1 by multiple groups of bolts, the outer wall right part of oil storage frame 21 is sleeved in support frame 2, oil storage frame 21 is sleeved in the outer wall right part of shaft body 1, sealing assembly includes the sealing pad one 22 of the sealing property of increasing the upper part of oil storage frame 21 and the sealing pad two 23 of the sealing property of increasing the lower part of oil storage frame 21, the sealing property of shaft body 1 can be increased by sealing pad one 22 and sealing pad two 23 cooperate oil storage frame 21, sealing pad one 22 is fixedly connected at the outer wall left end of oil storage frame 21, oil storage frame 21 is set to circular ring shape, and it is set to circular ring shape can provide the space of opening oil storage groove 36, sealing pad two 23 is fixedly connected at the right side of the middle inner wall of oil storage frame 21 close to shaft body 1, and two groups of support frame 2 are fixedly installed by bolt.
[0032] Referring to Figure 3 , Figure 4 and Figure 5 , the inner wall of oil storage frame 21 is provided with oil storage assembly that can store lubricating oil, and the oil storage assembly includes oil storage groove 36, which can store lubricating grease for lubricating the inside of shaft body 1. The top end of the oil storage frame 21 is fixedly connected with a fuel filler port 3 that can add lubricating oil into the oil storage groove 36. The top end outer wall of the fuel filler port 3 is set as an inclined surface, which can facilitate the rubber cover 35 to tightly slide and fit on the top end of the fuel filler port 3 for sealing protection. The oil storage groove 36 is opened on the upper semicircular part of the inner wall of the oil storage frame 21. The oil storage groove 36 is only opened in the upper semicircular part of the oil storage frame 21, so that the lubricating oil can flow from the hollow part of the circular rod 31 to the circular groove 33 through the communication groove 32 due to gravity, and then flow into the shaft body 1 from the oil injection groove 34 for lubrication. The oil storage groove 36 is in communication with the fuel filler port 3. A sliding groove 24 is provided on the left side inner wall top end of the support frame 2 to provide space for the installation of the fuel filler port 3. The rubber cover 35 tightly fits on the top end of the fuel filler port 3 to cover the fuel filler port 3.
[0033] Referring to Figure 3 , Figure 4 and Figure 5The sealing gasket 22 is made of rubber, and the sealing gasket 23 is made of rubber. The sealing gaskets 22 and 23 are made of rubber, and the rubber has soft tightness, so that the sealing property of the shaft body 1 is improved. The support frame 2 and the oil storage frame 21 are provided in two groups, and the two groups of support frames 2 and oil storage frames 21 are symmetrically arranged on the left and right sides of the shaft body 1 with the center line of the shaft body 1 as the symmetric axis. The two groups of oil storage frames 21 are installed on the outer wall of the shaft body 1, and then the two groups of support frames 2 and the two groups of oil storage frames 21 are installed through bolts. The top end inner wall of the sliding groove 24 is fixedly connected with a rubber cover 35 for covering and sealing the oil filling port 3. The front inner wall of the oil storage frame 21 is fixedly connected with a circular rod 31 for connecting with the shaft body 1 and being provided as a hollow structure for transmitting lubricating oil. The oil filling port 3 slides in the inner wall of the sliding groove 24. The front inner wall of the oil storage frame 21 is provided with a communication groove 32 near the right side of the circular rod 31, for communicating the oil storage groove 36 with the hollow structure of the circular rod 31.
[0034] With reference to Figure 3 , Figure 4 and Figure 5 , the rubber cover 35 is attached to the top end of the oil filling port 3. The right side of the shaft body 1 is provided with a circular groove 33 for limiting the circular rod 31 and communicating the communication groove 32 with the oil injection groove 34. The middle part of the circular rod 31 is provided as a hollow structure. The lubricating oil can be transmitted from the middle part of the hollow circular rod 31 to the circular groove 33 and the oil injection groove 34. The left side of the circular groove 33 is provided with the oil injection groove 34 for transmitting the lubricating oil into the shaft body 1. The communication groove 32, the oil storage groove 36, the circular rod 31, the circular groove 33, the oil injection groove 34 and the inner wall of the shaft body 1 are in communication. After installation, the lubricating oil can be transmitted into the shaft body 1 to lubricate the internal components of the shaft body 1, improve the lubrication effect and service life. The circular rod 31 is inserted into the inner wall of the circular groove 33. The circular rod 31 inserted into the circular groove 33 does not contact the oil injection groove 34, so that the lubricating oil can flow into the shaft body 1 from the oil injection groove 34.
[0035] Working principle: in use, by aligning the right side of the oil storage rack 21 inner wall of the round rod 31 to the round groove 33, moving the right side of the oil storage rack 21 sleeve joint in the right part of the outer wall of the shaft body 1, driving the sealing pad two 23 of the oil storage rack 21 inner wall to fit in the right side gap of the shaft body 1, so that the round rod 31 is inserted into the round groove 33, then the left side of the oil storage rack 21 is installed on the left side of the shaft body 1 by the above method, so that the sealing pad one 22 of the outer wall of the two groups of oil storage rack 21 is sealed together, the cooperation of the two groups of sealing pad two 23 and sealing pad one 22 can increase the sealing of the shaft body 1 as a whole, so as to prevent dust from entering, improve the service life and performance of the shaft body 1, at this time, the two groups of oil storage rack 21 can be sleeved and installed on the outer wall of the shaft body 1, at this time, the lubricating oil can be added into the oil storage tank 36 through the oil filler 3, then the support frame 2 is moved so that the sliding groove 24 is aligned with the oil filler 3, and then the support frame 2 is sleeved on the outer wall of the right side of the oil storage rack 21.
[0036] Further, make the oil filler 3 slide into the sliding groove 24, press the rubber cover 35 through the inclined surface of the top end outer wall of the oil filler 3, cooperate with the softness of the rubber cover 35, make the oil filler 3 tightly fit at the bottom end of the rubber cover 35, so as to seal the oil filler 3 through the rubber cover 35, at this time, the left side of the support frame 2 is installed on the outer wall of the left side of the oil storage rack 21, then the two groups of support frames 2 can be fixed through a plurality of bolts, at this time, the two groups of oil storage racks 21 and the two groups of support frames 2 can be quickly installed, the lubricating oil in the oil storage tank 36 is delivered to the inside of the shaft body 1 for lubrication, thereby the friction resistance of the shaft body 1 can be reduced, the service life of the shaft body 1 is further increased, and the bearing capacity of the bearing of the shaft body 1 is improved.
[0037] Finally, it should be pointed out that: the above only for preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical scheme recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.
Claims
1. A roller bearing with high load-bearing capacity, comprising a shaft body (1), characterized in that: The outer wall of the shaft body (1) is provided with a sealing mechanism, the sealing mechanism comprising a mounting assembly and a sealing assembly, the mounting assembly comprising a support frame (2) and an oil storage frame (21), the support frame (2) being sleeved on the right part of the outer wall of the oil storage frame (21), the oil storage frame (21) being sleeved on the right part of the outer wall of the shaft body (1), the sealing assembly comprising a first sealing gasket (22) and a second sealing gasket (23), the first sealing gasket (22) being fixedly connected to the left end of the outer wall of the oil storage frame (21), the oil storage frame (21) being arranged in a circular ring shape, the second sealing gasket (23) being fixedly connected to the middle inner wall of the oil storage frame (21) close to the right side of the shaft body (1), and the two groups of the support frames (2) being fixedly installed by bolts.
2. A roller bearing with high load-bearing capacity according to claim 1, characterized in that: The inner wall of the oil storage rack (21) is provided with an oil storage assembly, the oil storage assembly including an oil storage tank (36), the top end of the oil storage rack (21) is fixedly connected with a refueling port (3), the oil storage tank (36) is opened in the upper semicircular portion of the inner wall of the oil storage rack (21), the oil storage tank (36) is connected to the refueling port (3), and a slide groove (24) is opened at the top end of the left inner wall of the support frame (2).
3. The roller bearing with high load-bearing capacity according to claim 1, characterized in that: The sealing gasket 1 (22) is made of rubber material, the sealing gasket 2 (23) is made of rubber material, and two groups of the support frame (2) and the oil storage frame (21) are provided. The two groups of the support frame (2) and the oil storage frame (21) are symmetrically arranged on the left and right sides of the shaft body (1) with the center line of the shaft body (1) as the symmetry axis.
4. The roller bearing with high load-bearing capacity according to claim 2, characterized in that: A rubber cover (35) is fixedly connected to the top inner wall of the slide groove (24), and a round rod (31) is fixedly connected to the front inner wall of the oil storage rack (21).
5. The roller bearing with high load-bearing capacity according to claim 4, characterized in that: The refueling port (3) slides on the inner wall of the slide groove (24), and a connecting groove (32) is provided on the front inner wall of the oil storage rack (21) near the right front side of the round rod (31).
6. The roller bearing with high load-bearing capacity according to claim 5, characterized in that: The rubber cover (35) is fitted on the top end of the fuel filling port (3), and a circular groove (33) is provided on the front right side of the shaft body (1).
7. The roller bearing with high load-bearing capacity according to claim 6, characterized in that: The middle of the round rod (31) is hollow, and an oil filling groove (34) is provided on the left side of the circular groove (33).
8. The roller bearing with high load-bearing capacity according to claim 7, characterized in that: The communicating groove (32), the oil storage groove (36), the round rod (31), the round groove (33), and the oil filling groove (34) are connected to the inner wall of the shaft body (1), and the round rod (31) is inserted into the inner wall of the round groove (33).