CN214331186U

CN214331186U - Long cylindrical roller bearing

Info

Publication number: CN214331186U
Application number: CN202120584744.8U
Authority: CN
Inventors: 张耘赫; 张庆昕; 马连祥; 徐书荣; 王朋
Original assignee: Shandong Ruixin Bearing Manufacturing Co ltd
Current assignee: Shandong Ruixin Bearing Manufacturing Co ltd
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-10-01
Anticipated expiration: 2031-03-23

Abstract

The utility model relates to a roller bearing technical field just discloses a long cylindrical roller bearing, including outer lane and inner circle, the ring channel has been seted up to the inside wall of inner circle, be provided with the holder between outer lane and the inner circle, the inside swing joint of holder has cylindrical roller, the inside wall of outer lane is provided with the spacing ring, the movable groove that runs through from top to bottom is seted up to the inside of spacing ring, the inside swing joint in movable groove has the bolt, the threaded hole is seted up to the inside wall of outer lane. According to the long cylindrical roller bearing, the cylindrical roller is placed into the retainer, then the retainer is sleeved on the side surface of the inner ring, a small part of the cylindrical roller is located inside the annular groove, then the outer ring is sleeved on the side surface of the retainer, then the limiting ring is fixed on the inner side wall of the outer ring through the bolt, the device is convenient to assemble, and the phenomenon that the cylindrical roller drops can be prevented.

Description

Long cylindrical roller bearing

Technical Field

The utility model relates to a roller bearing technical field specifically is a long cylindrical roller bearing.

Background

The internal structure of the cylindrical roller bearing adopts rollers which are arranged in parallel, and space retainers or isolating blocks are arranged between the rollers, so that the inclination of the rollers or the mutual friction between the rollers can be prevented, and the increase of the rotating torque is effectively prevented; the existing long cylindrical roller bearing is inconvenient to assemble manually, difficult to assemble and time-consuming, and generally needs to be assembled through a press machine, so that the equipment is required to be bought with money, the production cost is high, and the problem is solved by providing the long cylindrical roller bearing.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a long cylindrical roller bearing possesses the equipment comparatively convenient, saves advantages such as cost, and it is comparatively inconvenient when having solved the manual work and assembling, is difficult to assemble, and comparatively takes time, generally need assemble through the press to need spend money to buy the problem that equipment causes manufacturing cost height.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a long cylindrical roller bearing, includes outer lane and inner circle, the ring channel has been seted up to the inside wall of inner circle, be provided with the holder between outer lane and the inner circle, the inside swing joint of holder has cylindrical roller, the inside wall of outer lane is provided with the spacing ring, the movable groove that runs through about the inside of spacing ring is seted up, the inside swing joint in movable groove has the bolt, the screw hole has been seted up to the inside wall of outer lane, both sides all are provided with the guard ring around the holder, the connecting hole that runs through around the inside of guard ring is seted up, the inside swing joint of connecting hole has the screw, the screw has all been seted up to both sides around the holder.

Preferably, the side surface of the guard ring is fixedly connected with a first rubber ring, and the inner side wall of the guard ring is fixedly connected with a second rubber ring.

Preferably, the cylindrical roller is located inside the annular groove, a side surface of the cylindrical roller is overlapped with an inner side wall of the annular groove, and the side surface of the cylindrical roller is overlapped with an inner side wall of the outer ring.

Preferably, the number of the limiting rings is two, the two limiting rings are respectively located on the front side and the rear side of the retainer, and the front side and the rear side of the cylindrical roller are respectively lapped with one side of the two limiting rings, which is opposite to the two limiting rings.

Preferably, one end of the bolt, which is far away from the limiting ring, is in threaded connection with the inner part of the threaded hole, and the side surface of the limiting ring is in lap joint with the inner side wall of the outer ring.

Preferably, one end of the screw close to the retainer is in threaded connection with the inside of the screw hole, and one sides of the two protection rings, which are opposite to each other, are respectively in lap joint with the front side and the rear side of the retainer.

Compared with the prior art, the utility model provides a long cylindrical roller bearing possesses following beneficial effect:

1. this long cylindrical roller bearing, through the spacing ring, the activity groove, mutually support between bolt and the screw hole, thereby be convenient for assemble the device, put into the inside of holder with cylindrical roller earlier, then cup joint the holder on the side surface of inner circle, make a small part of cylindrical roller be located the inside of ring channel, cup joint the outer lane on the side surface of holder again, then fix the spacing ring on the inside wall of outer lane through the bolt, and then be convenient for assemble the device, and can prevent that the shedding phenomenon from appearing in the cylindrical roller.

2. The long cylindrical roller bearing is characterized in that the protection ring, the connecting hole, the screw, the first rubber ring and the second rubber ring are matched with each other, so that the device can be sealed, dust can be prevented from entering the space between the outer ring and the inner ring, the abrasion condition of the outer ring and the inner ring can be reduced, and the service life of the device is prolonged.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a sectional view of the structure taken along the line A-A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the structure A in FIG. 3 according to the present invention;

fig. 5 is a front sectional view of the present invention.

Wherein: 1. an outer ring; 2. an inner ring; 3. an annular groove; 4. a holder; 5. a cylindrical roller; 6. a limiting ring; 7. a movable groove; 8. a bolt; 9. a threaded hole; 10. a guard ring; 11. connecting holes; 12. a screw; 13. a screw hole; 14. a first rubber ring; 15. a second rubber ring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a long cylindrical roller bearing comprises an outer ring 1 and an inner ring 2, an annular groove 3 is formed in the inner side wall of the inner ring 2, a retainer 4 is arranged between the outer ring 1 and the inner ring 2, the retainer 4 is sleeved on the side surface of the inner ring 2, the outer ring 1 is sleeved on the side surface of the retainer 4, the retainer 4 is rotatably connected with the inner ring 2, the retainer 4 is rotatably connected with the outer ring 1, a plurality of cylindrical rollers 5 are movably connected inside the retainer 4, the cylindrical rollers 5 are located inside the annular groove 3, the side surface of the cylindrical rollers 5 is overlapped with the inner side wall of the outer ring 1, the cylindrical rollers 5 are movably connected with the inside of the annular groove 3, the cylindrical rollers 5 are movably connected with the outer ring 1, and the cylindrical rollers 5 can be limited back and forth by the annular groove 3, the inner side wall of the outer ring 1 is provided with two limiting rings 6, the two limiting rings 6 are respectively positioned at the front side and the rear side of the retainer 4, the front side and the rear side of the cylindrical roller 5 are respectively lapped with one side opposite to the two limiting rings 6, the cylindrical roller 5 can be limited by the two limiting rings 6, and further the cylindrical roller 5 can be prevented from falling off from the device, so that the device is convenient to assemble, the limiting rings 6 are internally provided with movable grooves 7 which penetrate up and down, the inner part of each limiting ring 6 is provided with four movable grooves 7, the inner parts of the movable grooves 7 are movably connected with bolts 8, the inner side wall of the outer ring 1 is provided with threaded holes 9, the inner side wall of the outer ring 1 is provided with eight threaded holes 9, the threaded holes 9 correspond to the positions of the movable grooves 7, one end of each bolt 8, far away from the limiting rings 6, is connected with the inner threads of the threaded hole 9, through mutually supporting between bolt 8 and the screw hole 9 to can fix spacing ring 6 on the inside wall of outer lane 1, the side surface of spacing ring 6 and the inside wall overlap joint of outer lane 1.

The front side and the rear side of the retainer 4 are respectively provided with a protective ring 10, the interior of the protective ring 10 is provided with a plurality of connecting holes 11 which are penetrated through from front to back, the number of the connecting holes 11 is a plurality, the interior of each connecting hole 11 is movably connected with a screw 12, the interior of each connecting hole 11 is provided with a screw 12, the front side and the rear side of the retainer 4 are respectively provided with screw holes 13, the number of the screw holes 13 is the same as that of the screws 12, one end of each screw 12 close to the retainer 4 is connected with the internal threads of the screw hole 13, the two protective rings 10 can be respectively fixed on the front side and the rear side of the retainer 4 through the mutual matching between the screw 12 and the screw hole 13, one opposite sides of the two protective rings 10 are respectively lapped with the front side and the rear side of the retainer 4, the side surface of the protective ring 10 is fixedly connected with a first rubber ring 14, the inner side wall of the protective ring 10 is fixedly connected with a second rubber ring 15, and the device can be sealed through the arrangement of the first rubber ring 14 and the second rubber ring 15, therefore, the dust and the debris outside can be prevented from entering between the outer ring 1 and the inner ring 2, the abrasion to the outer ring 1 and the inner ring 2 can be reduced, and the using effect and the service life of the device are improved.

When in use, the cylindrical roller 5 is firstly placed in the retainer 4, then the retainer 4 provided with the cylindrical roller 5 is sleeved on the side surface of the inner ring 2, a part of the cylindrical roller 5 close to the inner ring 2 is positioned in the annular groove 3, then the outer ring 1 is sleeved on the side surface of the retainer 4, the side surface of the cylindrical roller 5 is lapped with the inner side wall of the outer ring 1, then the two limit rings 6 are respectively positioned at the front side and the rear side of the cylindrical roller 5, the side surface of the limit ring 6 is lapped with the inner side wall of the outer ring 1, meanwhile, the movable groove 7 corresponds to the position of the threaded hole 9, and then the bolt 8 is sequentially connected with the movable groove 7 and the inner part of the threaded hole 9, so that the bolt 8 is connected with the inner thread of the threaded hole 9, thereby the limit ring 6 can be fixed on the inner side wall of the outer ring 1, and then the two protective rings 10 are respectively placed at the front side and the rear side of the retainer 4, and the connecting hole 11 corresponds to the screw hole 13, and finally, the connecting hole 11 and the screw hole 13 are sequentially connected with the inside of the connecting hole 11 and the screw hole 13 through the screw 12, so that the protective ring 10 and the retainer 4 can be fixed, and the assembly of the device is realized.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The long cylindrical roller bearing comprises an outer ring (1) and an inner ring (2), and is characterized in that: annular groove (3) have been seted up to the inside wall of inner circle (2), be provided with holder (4) between outer lane (1) and inner circle (2), the inside swing joint of holder (4) has cylindrical roller (5), the inside wall of outer lane (1) is provided with spacing ring (6), movable groove (7) that run through from top to bottom are seted up to the inside of spacing ring (6), the inside swing joint of movable groove (7) has bolt (8), threaded hole (9) have been seted up to the inside wall of outer lane (1), both sides all are provided with guard ring (10) around holder (4), connecting hole (11) that run through around the inside of guard ring (10) is seted up, the inside swing joint of connecting hole (11) has screw (12), screw (13) have all been seted up to both sides around holder (4).

2. The long cylindrical roller bearing of claim 1, wherein: the side surface of the guard ring (10) is fixedly connected with a first rubber ring (14), and the inner side wall of the guard ring (10) is fixedly connected with a second rubber ring (15).

3. The long cylindrical roller bearing of claim 1, wherein: the cylindrical roller (5) is located inside the annular groove (3), the side surface of the cylindrical roller (5) is in lap joint with the inner side wall of the annular groove (3), and the side surface of the cylindrical roller (5) is in lap joint with the inner side wall of the outer ring (1).

4. The long cylindrical roller bearing of claim 1, wherein: the number of the limiting rings (6) is two, the two limiting rings (6) are respectively located on the front side and the rear side of the retainer (4), and the front side and the rear side of the cylindrical roller (5) are respectively lapped with one side, opposite to the two limiting rings (6).

5. The long cylindrical roller bearing of claim 1, wherein: one end of the bolt (8) far away from the limiting ring (6) is in threaded connection with the inner portion of the threaded hole (9), and the side surface of the limiting ring (6) is in lap joint with the inner side wall of the outer ring (1).

6. The long cylindrical roller bearing of claim 1, wherein: one end of the screw (12) close to the retainer (4) is in threaded connection with the inside of the screw hole (13), and one side, opposite to the two protection rings (10), is respectively in lap joint with the front side and the rear side of the retainer (4).