CN210371698U

CN210371698U - Double-row angular contact ball bearing with sealing ring on two surfaces

Info

Publication number: CN210371698U
Application number: CN201921136349.2U
Authority: CN
Inventors: 黄斌; 何钟萍; 朱文
Original assignee: Xinchang Xinglun Bearing Co Ltd
Current assignee: Xinchang Xinglun Bearing Co Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-04-21
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a double row angular contact ball bearing of two facial banding sealing washers, including the body, this internal inner circle, outer lane, holder and roller of being equipped with, in the outer lane was located to the inner circle, the inner circle was in same centre of a circle with the outer lane, and the roller circumference distributes in the holder, and the holder is located between inner circle and the outer lane, and the upper and lower both ends of the inner wall of outer lane all are equipped with the pressing component, and the upper and lower both ends of body all are equipped with the sealing washer, and the outside of sealing washer is equipped with the chucking subassembly, and the bottom that compresses. The utility model discloses avoid the sealing washer to use under operating modes such as high temperature, high speed, heavy load and take place the phenomenon that drops to the life of bearing has been increased.

Description

Double-row angular contact ball bearing with sealing ring on two surfaces

Technical Field

The utility model belongs to the technical field of bearing equipment, concretely relates to biserial angular contact ball bearing of biplanar zone sealing washer.

Background

The double-row angular contact ball bearing is basically designed as a single-row angular contact ball bearing, but occupies a smaller axial space. The double-row angular contact ball bearing can bear radial load and axial load acting in two directions, can limit axial displacement of a shaft or a shell in two directions, and has a contact angle of 30 degrees. A more rigid bearing arrangement can be provided and can withstand overturning moments.

The double-row angular contact ball bearing is particularly suitable for application occasions with high rigidity requirements and is widely applied to front wheel hubs of cars. However, in these situations, the bearing generally needs to be lubricated continuously, but the sealing ring of the existing double-row angular contact ball bearing is unreasonable in design, and is easy to fall off when used under the working conditions of high temperature, high speed, heavy load and the like, so that the effect of sealing lubricating oil for a long time cannot be achieved, and the service life of the bearing is greatly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the above-mentioned technical problem that exists among the prior art, the utility model provides a biserial angular contact ball bearing of two facial banding sealing washers, through the upper and lower both ends installation sealing washer at the body, install the chucking subassembly again in the outside of sealing washer, make chucking subassembly chucking sealing washer, the fastness of sealing washer has been increased, then the interior wall mounting in the outer lane compresses tightly the subassembly, make to compress tightly the subassembly and compress tightly the chucking subassembly, thereby the stability of being connected between sealing washer and the body has been increased, avoid the sealing washer at high temperature, high speed, the phenomenon that drops takes place to use under the operating modes such as heavy load, thereby the life of bearing has been increased.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a two-bank angular contact ball bearing of biplanar zone sealing washer, includes the body, this internal inner circle, outer lane, holder and roller of being equipped with, the inner circle is located in the outer lane, and the inner circle is in same centre of a circle with the outer lane, and the roller circumference distributes in the holder, and the holder is located between inner circle and the outer lane, its characterized in that: the upper and lower both ends of the inner wall of outer lane all are equipped with and compress tightly the subassembly, and the upper and lower both ends of body all are equipped with the sealing washer, and the outside of sealing washer is equipped with the chucking subassembly, and the bottom that compresses tightly the subassembly supports the top of chucking subassembly. The utility model discloses an at the upper and lower both ends installation sealing washer of body, again at the outside installation chucking subassembly of sealing washer for chucking subassembly chucking sealing washer has increased the fastness of sealing washer, then the interior wall mounting in outer lane compresses tightly the subassembly, makes to compress tightly the subassembly and compress tightly the chucking subassembly, thereby has increased the stability of being connected between sealing washer and the body, avoids the sealing washer to use the phenomenon that takes place to drop under operating modes such as high temperature, high speed, heavy load, thereby has increased the life of bearing.

Furthermore, the upper end and the lower end of the inner wall of the outer ring are both provided with connecting grooves, and the compressing assembly is arranged in the connecting grooves. The compressing assembly is connected to the outer ring through the connecting groove.

Further, the bottom of spread groove is equipped with the spout, compresses tightly the subassembly and includes base, slider, regulation pole, threaded rod and compact heap, and in the spread groove was located to the base, slider fixed connection was in the bottom of base, and in the spout was located to the slider, it was at the top of base to adjust pole fixed connection, adjusts the pole and is equipped with the adjustment tank, and the threaded rod passes the adjustment tank, and the bottom fixedly connected with compact heap of threaded rod supports the chucking subassembly, is equipped with the nut on the threaded rod, and the nut is screwed up at the both ends of adjusting. Through in installing the spout with the slider on the base for the outer lane can not drive the chucking subassembly and rotate with the sealing washer when rotating, through the unscrew nut, can adjusting threaded rod's upper and lower height, can move the position of threaded rod along the direction of adjustment tank simultaneously according to the size of chucking subassembly, makes the compact heap of connection in the threaded rod bottom compress tightly the chucking subassembly, has increased the stability that the subassembly and the chucking subassembly are connected.

Further, the chucking subassembly includes two semicircle type chucks and fastening screw, and the top of semicircle type chuck is equipped with the step hole, and fastening screw fixed connection is between two semicircle type chucks, and fastening screw screws up downtheholely at the step, and the bottom of semicircle type chuck is equipped with the recess, recess and sealing washer phase-match. The sealing ring is clamped by the grooves in the two semicircular chucks and fixedly connected with the two semicircular chucks through the fastening screws, so that the sealing ring is fixedly connected with the pressing assembly, and the semicircular chucks have a protection effect on the sealing ring.

Furthermore, the top of semicircle type chuck is equipped with the chucking groove, and the chucking groove is with compressing tightly the subassembly phase-match. The clamping groove is formed, so that the pressing assembly can better press the clamping assembly, and the phenomenon that the sealing ring falls off when used under the working conditions of high temperature, high speed, heavy load and the like is avoided.

Further, the one end of semicircle type chuck is equipped with the joint piece, and the other end of semicircle type chuck is equipped with the joint groove, joint groove and joint piece phase-match, and the step hole is located on the joint piece. The quick connection between the semicircular chucks is realized by placing the clamping blocks of the semicircular clamping blocks in the clamping grooves on the corresponding semicircular chucks.

The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:

the utility model discloses an at the upper and lower both ends installation sealing washer of body, again at the outside installation chucking subassembly of sealing washer for chucking subassembly chucking sealing washer has increased the fastness of sealing washer, then the interior wall mounting in outer lane compresses tightly the subassembly, makes to compress tightly the subassembly and compress tightly the chucking subassembly, thereby has increased the stability of being connected between sealing washer and the body, avoids the sealing washer to use the phenomenon that takes place to drop under operating modes such as high temperature, high speed, heavy load, thereby has increased the life of bearing.

The utility model discloses be equipped with the spout in the bottom of spread groove, compress tightly the subassembly and include base, slider, regulation pole, threaded rod and compact heap, in the spread groove was located to the base, slider fixed connection was in the bottom of base, and in the spout was located to the slider, it was equipped with the adjustment tank to adjust pole fixed connection at the top of base, adjust the pole, and the threaded rod passes the adjustment tank, and the bottom fixedly connected with compact heap of threaded rod supports the chucking subassembly, is equipped with the nut on the threaded rod, and the nut is screwed up at the both ends of adjusting the. Through in installing the spout with the slider on the base for the outer lane can not drive the chucking subassembly and rotate with the sealing washer when rotating, through the unscrew nut, can adjusting threaded rod's upper and lower height, can move the position of threaded rod along the direction of adjustment tank simultaneously according to the size of chucking subassembly, makes the compact heap of connection in the threaded rod bottom compress tightly the chucking subassembly, has increased the stability that the subassembly and the chucking subassembly are connected.

The utility model discloses well chucking subassembly includes two semicircle type chucks and fastening screw, and the top of semicircle type chuck is equipped with the step hole, and fastening screw fixed connection is between two semicircle type chucks, and fastening screw screws up downtheholely at the step, and the bottom of semicircle type chuck is equipped with recess, recess and sealing washer phase-match. The sealing ring is clamped by the grooves in the two semicircular chucks and fixedly connected with the two semicircular chucks through the fastening screws, so that the sealing ring is fixedly connected with the pressing assembly, and the semicircular chucks have a protection effect on the sealing ring.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic structural diagram of a double-row angular contact ball bearing with a sealing ring on both sides of the present invention;

FIG. 2 is a schematic cross-sectional view of the middle outer ring of the present invention;

fig. 3 is a schematic structural view of the compressing assembly of the present invention;

fig. 4 is an explosion diagram of the connection between the clamping assembly and the sealing ring according to the present invention.

In the figure, 1-body; 2-inner ring; 3-an outer ring; 4-a compression assembly; 5-sealing ring; 6-a clamping assembly; 7-connecting grooves; 8-a chute; 9-a base; 10-a slide block; 11-adjusting rod; 12-a threaded rod; 13-a compression block; 14-a nut; 15-a half-round chuck; 16-a fastening screw; 17-a stepped bore; 18-a groove; 19-a clamping groove; 20-a clamping block; 21-a clamping groove; 22-adjustment groove.

Detailed Description

As shown in fig. 1 to 4, for the utility model relates to a double row angular contact ball bearing of biplanar zone sealing washer, which comprises a body 1, be equipped with inner circle 2 in this body 1, outer lane 3, holder and roller, inner circle 2 is located in outer lane 3, inner circle 2 and outer lane 3 are in same centre of a circle, the roller circumference distributes in the holder, the holder is located between inner circle 2 and outer lane 3, the upper and lower both ends of the inner wall of outer lane 3 all are equipped with compresses tightly subassembly 4, the upper and lower both ends of body 1 all are equipped with sealing washer 5, the outside of sealing washer 5 is equipped with chucking subassembly 6, the bottom that compresses tightly subassembly 4 supports chucking subassembly 6's top.

The upper and lower both ends of the inner wall of outer lane 3 all are equipped with spread groove 7, compress tightly subassembly 4 and locate in spread groove 7. The compression assembly 4 is connected to the outer ring 3 through the connecting groove 7.

The bottom of spread groove 7 is equipped with spout 8, compress tightly subassembly 4 and include base 9, slider 10, adjust pole 11, threaded rod 12 and compact heap 13, base 9 is located in spread groove 7, slider 10 fixed connection is in the bottom of base 9, slider 10 is located in spout 8, adjust the top of pole 11 fixed connection at base 9, it is equipped with adjustment tank 22 to adjust pole 11, threaded rod 12 passes adjustment tank 22, the bottom fixedly connected with compact heap 13 of threaded rod 12, compact heap 13 supports chucking subassembly 6, be equipped with nut 14 on the threaded rod 12, nut 14 screws up at the both ends of adjusting pole 11. Through installing slider 10 on base 9 in spout 8 for outer lane 3 can not drive chucking subassembly 6 and sealing washer 5 and rotate together when rotating, through unscrewing nut 14, can adjust the upper and lower height of threaded rod 12, can be simultaneously according to the size of chucking subassembly 6, along the position of adjustment tank 22's direction removal threaded rod 12, make the compact heap 13 of connecting in threaded rod 12 bottom compress tightly chucking subassembly 6, increased the stability that compresses tightly subassembly 4 and chucking subassembly 6 and be connected.

The clamping assembly 6 comprises two semicircular chucks 15 and a fastening screw 16, a step hole 17 is formed in the top of each semicircular chuck 15, the fastening screw 16 is fixedly connected between the two semicircular chucks 15, the fastening screw 16 is screwed in the step hole 17, a groove 18 is formed in the bottom of each semicircular chuck 15, and the groove 18 is matched with the sealing ring 5. Through the recess 18 chucking with sealing washer 5 on two semicircle type chucks 15, carry out fixed connection with two semicircle type chucks 15 through fastening screw 16 to make sealing washer 5 and compress tightly subassembly 4 fixed connection, and semicircle type chuck 15 plays a guard action to sealing washer 5.

The top of the semicircular chuck 15 is provided with a clamping groove 19, and the clamping groove 19 is matched with the pressing component 4. The clamping groove 19 is formed, so that the pressing component 4 can better press the clamping component 6, and the phenomenon that the sealing ring 5 drops when being used under the working conditions of high temperature, high speed, heavy load and the like is avoided.

One end of the semicircular chuck 15 is provided with a clamping block 20, the other end of the semicircular chuck 15 is provided with a clamping groove 21, the clamping groove 21 is matched with the clamping block 20, and the step hole 17 is arranged on the clamping block 20. The quick connection between the semicircular chucks 15 is realized by placing the clamping blocks 20 of the semicircular clamping blocks 20 in the clamping grooves 21 on the corresponding semicircular chucks 15.

The utility model discloses an install sealing washer 5 at the upper and lower both ends of body 1, install chucking subassembly 6 in the outside of sealing washer 5 again, make 6 chucking sealing washers of chucking subassembly 5, the fastness of sealing washer 5 has been increased, then the interior wall mounting in outer lane 3 compresses tightly subassembly 4, make to compress tightly subassembly 4 and compress tightly chucking subassembly 6, thereby the stability of being connected between sealing washer 5 and the body 1 has been increased, avoid sealing washer 5 to use the phenomenon that takes place to drop under operating modes such as high temperature, high speed, heavy load, thereby the life of bearing has been increased.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to solve the same technical problems and achieve the same technical effects are all covered by the protection scope of the present invention.

Claims

1. The utility model provides a two-row angular contact ball bearing of two-sided area sealing washer, includes the body, this internal inner circle, outer lane, holder and the roller of being equipped with, the inner circle is located in the outer lane, the inner circle with the outer lane is in same centre of a circle, the roller circumference distributes in the holder, the holder is located between the inner circle and the outer lane, its characterized in that: the upper end and the lower end of the inner wall of the outer ring are both provided with a pressing assembly, the upper end and the lower end of the body are both provided with a sealing ring, a clamping assembly is arranged on the outer side of the sealing ring, and the bottom of the pressing assembly is abutted to the top of the clamping assembly.

2. The double-row angular contact ball bearing with a seal ring on both sides according to claim 1, wherein: the upper end and the lower end of the inner wall of the outer ring are both provided with connecting grooves, and the compressing assembly is arranged in the connecting grooves.

3. The double-row angular contact ball bearing with a seal ring on both sides according to claim 2, wherein: the bottom of spread groove is equipped with the spout, compress tightly the subassembly and include base, slider, regulation pole, threaded rod and compact heap, the base is located in the spread groove, slider fixed connection is in the bottom of base, the slider is located in the spout, it is in to adjust pole fixed connection the top of base, it is equipped with the adjustment tank to adjust the pole, the threaded rod passes the adjustment tank, the bottom fixedly connected with of threaded rod the compact heap, the compact heap supports the chucking subassembly, be equipped with the nut on the threaded rod, the nut is screwed up the both ends of adjusting the pole.

4. The double-row angular contact ball bearing with a seal ring on both sides according to claim 1, wherein: the chucking subassembly includes two semicircle type chucks and fastening screw, the top of semicircle type chuck is equipped with the step hole, fastening screw fixed connection is two between the semicircle type chuck, fastening screw screws up the step is downthehole, the bottom of semicircle type chuck is equipped with the recess, the recess with the sealing washer phase-match.

5. The double-row angular contact ball bearing with the seal ring on both sides according to claim 4, wherein: the top of semicircle type chuck is equipped with the chucking groove, the chucking groove with compress tightly the subassembly phase-match.

6. The double-row angular contact ball bearing with the seal ring on both sides according to claim 4, wherein: the one end of semicircle type chuck is equipped with the joint piece, the other end of semicircle type chuck is equipped with the joint groove, the joint groove with joint piece phase-match, the step hole is located on the joint piece.