CN215634483U

CN215634483U - Bearing with sealing groove

Info

Publication number: CN215634483U
Application number: CN202122043743.5U
Authority: CN
Inventors: 李冬; 李兴文; 王钊焕
Original assignee: Qiannan Sliding Bearing Co ltd
Current assignee: Qiannan Sliding Bearing Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-01-25
Anticipated expiration: 2031-08-27

Abstract

The utility model relates to a bearing with a sealing groove, wherein a bearing outer ring is arranged outside the bearing inner ring, a rolling body mechanism with one end fixedly connected with the bearing inner ring is arranged inside the bearing outer ring, a sealing mechanism with one end fixedly connected with the bearing inner ring is arranged inside the bearing outer ring and positioned outside the rolling body mechanism, the sealing mechanism comprises an L-shaped rod, a limiting sliding groove and a second ball body, and the L-shaped rods are fixedly arranged on the outer part of the bearing inner ring and the inner part of the bearing outer ring and positioned on the left side and the right side of the rolling body mechanism. This take bearing of seal groove through the setting of sealing mechanism and sealing washer, has effectually prevented that outside foreign matter can get into the bearing inner chamber, just also can not make bearing lubricant pollution, thereby can not reduce the lubricated life-span of bearing more and show the fatigue life who reduces the bearing, made things convenient for the use.

Description

Bearing with sealing groove

Technical Field

The utility model relates to the technical field of bearings, in particular to a bearing with a sealing groove.

Background

The bearing is an important part in modern mechanical equipment, the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, and a sealing gasket or a sealing groove is arranged in a common bearing, so that the bearing has the characteristics of preventing grease from being ignited, avoiding frequent oiling, being simple in structure and the like.

At present, along with the continuous progress of science and technology, people attach more and more importance to the precision of leveling to lead to the use of bearing also more and more general, make it go to apply to going in each trade, but current bearing seal groove sealing effect is not good, when the bearing is in moist and has the environment of dust, outside foreign matter can get into the bearing inner chamber, pollutes the bearing emollient, will reduce the lubricated life-span of bearing by a wide margin, thereby show the fatigue life who reduces the bearing, make it life reduce.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the bearing with the sealing groove, which has the advantages of good sealing effect and the like, and solves the problems that the sealing groove of the bearing has poor sealing effect and impurities are easy to enter to pollute the internal lubricant.

In order to achieve the purpose, the utility model provides the following technical scheme: a bearing with a sealing groove comprises a bearing inner ring, wherein a bearing outer ring is arranged outside the bearing inner ring, a rolling body mechanism with one end fixedly connected with the bearing inner ring is arranged inside the bearing outer ring, a sealing mechanism with one end fixedly connected with the bearing inner ring is arranged inside the bearing outer ring and outside the rolling body mechanism, and a sealing ring with one end movably connected with the bearing inner ring is arranged inside the bearing outer ring and outside the sealing mechanism;

sealing mechanism includes L type pole, spacing spout and the second ball body, the equal fixed mounting in the left and right sides that the outside of bearing inner race and the inside of bearing outer lane just are located rolling element mechanism has L type pole, and is outside the equal fixed mounting in one side mutually opposite of inner wall one side of L type pole and the inner wall of inside L type pole has spacing spout, the inside movable mounting of spacing spout has the second ball body.

Further, the bearing inner race includes interior axis body and first constant head tank, the outside of interior axis body just is located the left and right sides of rolling element mechanism and all sets up one end and sealing washer swing joint's first constant head tank.

Further, the bearing inner race includes outer axis body, second constant head tank and stable trough, the outside movable mounting of interior axis body has outer axis body, the inside of outer axis body just is located the left and right sides of rolling element mechanism and all sets up the second constant head tank of one end and sealing washer swing joint, the stable trough of one end and rolling element mechanism swing joint is seted up to the inside of outer axis body.

Further, the rolling element mechanism comprises a first ball body and a retainer, the retainer is fixedly mounted on the outer portion of the inner shaft body, and the first ball body, one end of which extends into the stabilizing groove, is movably mounted in the retainer.

Furthermore, lubricating oil is filled between the outer shaft body and the inner shaft body, and the sealing ring is a rubber sealing ring.

Further, the first ball body and the second ball body are made of stainless steel, and the first ball body is matched with the retainer.

Furthermore, the limiting sliding grooves in the L-shaped rod on the outer portion and the limiting sliding grooves in the L-shaped rod on the inner portion are in a group, and the second ball bodies are located between the two limiting sliding grooves.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this take bearing of seal groove through the setting of sealing mechanism and sealing washer, has effectually prevented that outside foreign matter can get into the bearing inner chamber, just also can not make bearing lubricant pollution, thereby can not reduce the lubricated life-span of bearing more and show the fatigue life who reduces the bearing, made things convenient for the use.

2. This take bearing of seal groove through the setting of rolling body mechanism and sealing mechanism, makes the whole use of bearing steady more in the same direction as smooth, has improved the whole use accuracy of bearing greatly, has made things convenient for the use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of the utility model at B in FIG. 2.

In the figure: the bearing comprises a bearing inner ring 1, a bearing inner ring 11, a bearing outer ring 2, a bearing outer ring 21, a bearing outer ring 22, a bearing outer ring 23, a rolling body mechanism 3, a first ball body 31, a retainer 32, a sealing mechanism 4, a 41L-shaped rod, a limiting sliding groove 42, a second ball body 43 and a sealing ring 5.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a bearing with a sealing groove in this embodiment includes a bearing inner ring 1, a bearing outer ring 2 is disposed outside the bearing inner ring 1, a rolling element mechanism 3 with one end fixedly connected to the bearing inner ring 1 is disposed inside the bearing outer ring 2, a sealing mechanism 4 with one end fixedly connected to the bearing inner ring 1 is disposed inside the bearing outer ring 2 and outside the rolling element mechanism 3, and a sealing ring 5 with one end movably connected to the bearing inner ring 1 is disposed inside the bearing outer ring 2 and outside the sealing mechanism 4;

sealing mechanism 4 includes L type pole 41, spacing spout 42 and the second ball body 43, the outside of bearing inner race 1 and the inside of bearing outer lane 2 and the equal fixed mounting in the left and right sides that is located rolling element mechanism 3 have L type pole 41, the equal fixed mounting in the opposite side of inner wall of outside L type pole 41 and the inner wall of inside L type pole 41 one side of the back of the body mutually has spacing spout 42, the inside movable mounting of spacing spout 42 has the second ball body 43, in use, at first isolated foreign matter through sealing washer 5, at this moment, steam enters into between interior axle body 11 and the outer axle body 21 from sealing washer 5 gap, because L type pole 41's inside has been filled with lubricated liquid, make steam get into to become difficult.

In this embodiment, the bearing inner race 1 includes an inner shaft 11 and a first positioning groove 12, the first positioning groove 12 having one end movably connected to the sealing ring 5 is disposed outside the inner shaft 11 and on both sides of the rolling element mechanism 3, and the sealing ring 5 is not only convenient to be taken out, but also not affected by the rotation of the inner shaft 11 due to the arrangement of the first positioning groove 12.

In this embodiment, the bearing outer ring 2 includes the outer shaft body 21, second constant head tank 22 and stable tank 23, the outside movable mounting of interior shaft body 11 has the outer shaft body 21, the inside of outer shaft body 21 just is located the left and right sides of rolling element mechanism 3 and all sets up one end and 5 swing joint's of sealing washer second constant head tank 22, the stable tank 23 of one end and 3 swing joint of rolling element mechanism is seted up to the inside of outer shaft body 21, through second constant head tank 22, make the outer shaft body 21 not receive the influence of sealing washer 5, stable tank 23's setting, make the operation of rolling element mechanism 3 more stable.

In this embodiment, the rolling element mechanism 3 includes the first ball body 31 and the retainer 32, the retainer 32 is fixedly mounted on the outside of the inner shaft body 11, the first ball body 31 having one end extending into the stabilizing groove 23 is movably mounted in the retainer 32, and the first ball body 31 is limited by the retainer 32, so that the first ball body is prevented from moving around, and the leakage of the lubricating oil is effectively prevented.

In this embodiment, lubricating oil is filled between the outer shaft body 21 and the inner shaft body 11, the sealing ring 5 is a rubber sealing ring, and the sealing ring 5 has better corrosion resistance and can be used for a long time by the arrangement of the rubber sealing ring.

In this embodiment, the first ball body 31 and the second ball body 43 are made of stainless steel, the first ball body 31 is adapted to the retainer 32, and the first ball body 31 and the second ball body 43 are made of stainless steel, so that the first ball body 31 and the second ball body 43 have better corrosion resistance and strength, and the friction coefficient of the bearing in the operation process is reduced.

In this embodiment, the limiting sliding grooves 42 on the outer L-shaped rod 41 and the limiting sliding grooves 42 on the inner L-shaped rod 41 form a set, and the second ball body 43 is located between the two limiting sliding grooves 42.

The working principle of the above embodiment is as follows:

(1) in use, the inner shaft body 11 rotates, foreign impurities are isolated through the sealing ring 5, at the moment, water vapor enters between the inner shaft body 11 and the outer shaft body 21 from a gap of the sealing ring 5, and the L-shaped rod 41 is filled with lubricating liquid, so that the water vapor is difficult to enter, therefore, external foreign matters are effectively prevented from entering the inner cavity of the bearing, the lubricating agent of the bearing cannot be polluted, the lubricating service life of the bearing cannot be greatly shortened, the fatigue life of the bearing is remarkably shortened, and the use is facilitated;

(2) when using, move about in spacing spout 42 inside through the second ball body 43 and the activity of first ball body 31 in retainer 32, make interior shaft body 11 and outer shaft body 21 area of contact diminish, nevertheless connect the stability and promote, so, make the whole smooth in the same direction as more that uses of bearing, improved the whole use accuracy of bearing greatly, made things convenient for the use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take bearing of seal groove, includes bearing inner race (1), its characterized in that: a bearing outer ring (2) is arranged outside the bearing inner ring (1), a rolling body mechanism (3) with one end fixedly connected with the bearing inner ring (1) is arranged inside the bearing outer ring (2), a sealing mechanism (4) with one end fixedly connected with the bearing inner ring (1) is arranged inside the bearing outer ring (2) and outside the rolling body mechanism (3), and a sealing ring (5) with one end movably connected with the bearing inner ring (1) is arranged inside the bearing outer ring (2) and outside the sealing mechanism (4);

sealing mechanism (4) include L type pole (41), spacing spout (42) and the second ball body (43), the outside of bearing inner race (1) and the inside of bearing inner race (2) and the equal fixed mounting in the left and right sides that is located rolling element mechanism (3) have L type pole (41), outside the equal fixed mounting in one side mutually back on the back of the body of the inner wall of the relative one side of inner wall of L type pole (41) and inside L type pole (41) has spacing spout (42), the inside movable mounting of spacing spout (42) has the second ball body (43).

2. The bearing with the sealing groove as set forth in claim 1, wherein: bearing inner race (1) includes interior axis body (11) and first constant head tank (12), first constant head tank (12) that one end and sealing washer (5) swing joint were all seted up to the outside of interior axis body (11) and the left and right sides that is located rolling body mechanism (3).

3. The bearing with the sealing groove as set forth in claim 2, wherein: bearing inner race (2) are including outer axis body (21), second constant head tank (22) and stable tank (23), the outside movable mounting of interior axis body (11) has outer axis body (21), the inside of outer axis body (21) and the left and right sides that is located rolling element mechanism (3) all set up one end and sealing washer (5) swing joint's second constant head tank (22), one end and rolling element mechanism (3) swing joint's stable tank (23) are seted up to the inside of outer axis body (21).

4. The bearing with the sealing groove as set forth in claim 3, wherein: the rolling body mechanism (3) comprises a first rolling body (31) and a retainer (32), the retainer (32) is fixedly mounted outside the inner shaft body (11), and the first rolling body (31) with one end extending into the stabilizing groove (23) is movably mounted inside the retainer (32).

5. The bearing with the sealing groove as set forth in claim 3, wherein: lubricating oil is filled between the outer shaft body (21) and the inner shaft body (11), and the sealing ring (5) is a rubber sealing ring.

6. The bearing with the sealing groove as set forth in claim 4, wherein: the first ball body (31) and the second ball body (43) are both made of stainless steel, and the first ball body (31) is matched with the retainer (32).

7. The bearing with the sealing groove as set forth in claim 1, wherein: the limiting sliding grooves (42) in the L-shaped rods (41) on the outer portion and the limiting sliding grooves (42) in the L-shaped rods (41) on the inner portion are in a group, and the second ball bodies (43) are located between the two limiting sliding grooves (42).