High-temperature spring clearance compensation bearing

Abstract

The utility model relates to the field of bearing devices, and discloses a high-temperature spring clearance compensation bearing which comprises an inner ring, a retainer is slidably connected to the side wall of the inner ring, a plurality of grooves are formed in the side wall of the retainer in a circumferential array mode, rotating shafts are rotatably connected to the inner side walls of the grooves respectively, and pin rollers are rotatably connected to the side walls of the rotating shafts respectively. And sealing rings are respectively arranged at the top end and the bottom end of the inner ring. According to the bearing, the outer ring is arranged to be of the spring structure, the clearance can be compensated in the using process of the bearing, the jamming condition is avoided, the multiple grooves are formed in the side wall of the retainer, lubricating oil can be stored through the spring structure of the pin roller, the leakage condition is avoided, and the service life of the bearing is prolonged. According to the high-temperature spring clearance compensation bearing, the overall service life of the device is prolonged, the inner ring, the outer ring and the multiple pin rollers are arranged, so that the whole device has certain elasticity, damage is avoided, and the service life is further prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing device field especially relates to a high temperature spring play compensation bearing. BACKGROUND

[0002] The play of the bearing refers to the radial or axial distance of the inner ring or the outer ring relative to the other ring from one limit position to the opposite limit position in the non-installed state. The play is an important technical parameter of the bearing, which directly affects the load distribution, vibration, noise, friction, temperature rise, service life and running accuracy of the bearing and the mechanical technical performance.

[0003] Although the prior art uses the bearing to assist the device to work, when the bearing is installed on the mechanical equipment, the tight fit between the bearing and the installation surface will cause the deformation of the bearing ring, thereby affecting the play and causing the device to be stuck, resulting in damage to the equipment. Therefore, the technical personnel in the art provides a high temperature spring play compensation bearing to solve the problems in the background art. SUMMARY

[0004] The utility model discloses a kind of high temperature spring play compensation bearings to solve the problems in the prior art, provide a kind of outer ring is set as spring structure, play can be compensated in the process of using bearing, avoid the situation of being stuck, by being equipped with multiple grooves in the side wall of retainer, spring structure can be used to store lubricating oil by the spring structure of roller, avoid leakage condition, improve the overall service life of device, by being equipped with inner ring, outer ring and several rollers, the device as a whole has certain elasticity, avoid damage, further improve the service life of high temperature spring play compensation bearing.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of high temperature spring play compensation bearing, including inner ring, the inner ring side wall slidingly connected with retainer, the retainer side wall is circumferentially arrayed with several grooves, several the inner wall of the groove is respectively connected with shaft, several the side wall of the shaft is respectively connected with roller, the retainer side wall slidingly connected with outer ring, the inner ring top and bottom are respectively provided with sealing ring;

[0006] Through the above technical scheme, the outer ring is set as spring structure, can heat expansion and cold shrink under high temperature environment, so that the inner ring and the outer ring can be freely stretched in axial and radial direction, play can be compensated in the process of using bearing, avoid the situation of being stuck.

[0007] Further, the inner wall diameter of two sealing rings is equal to the diameter of the inner ring side wall respectively;

[0008] Through the technical scheme, the cage is effectively sealed.

[0009] Further, the diameters of the side walls of the two sealing rings are equal to the diameter of the inner side wall of the outer ring.

[0010] Through the technical scheme, the cage is further sealed.

[0011] Further, the plurality of rollers are respectively connected with the side walls of the inner ring in a sliding manner.

[0012] Through the technical scheme, the stability during use is improved.

[0013] Further, the plurality of rollers are respectively connected with the inner side walls of the outer ring in a sliding manner.

[0014] Through the technical scheme, the plurality of recesses are arranged on the side wall of the cage, and the rollers are rotatably arranged in the recesses, so that the rollers can collect sundries generated during the operation of the bearing, and the spring structure of the rollers can store lubricating oil to avoid leakage and improve the overall service life of the device.

[0015] Further, the plurality of rollers are spring cylindrical structures.

[0016] Through the technical scheme, the spring structure of the rollers can store lubricating oil to avoid leakage and improve the overall service life of the device.

[0017] Further, the inner ring and the outer ring are cylindrical spring structures.

[0018] Through the technical scheme, the inner ring, the outer ring and the plurality of rollers are arranged, so that the overall impact resistance of the device is effectively improved, the device has a certain elasticity, damage is avoided, and the service life is further improved.

[0019] Further, the inner side walls of the plurality of rollers are filled with lubricating oil.

[0020] Through the technical scheme, the lubrication effect is improved.

[0021] The utility model has the following beneficial effects:

[0022] 1、The utility model discloses a spring structure is arranged to the outer ring, can heat expansion and cold shrink under high temperature environment, makes the inner ring and the outer ring can freely stretch out or shrink in axial and radial direction, can compensate the play in the use of bearing, avoids the situation of jamming.

[0023] 2、The utility model discloses a plurality of recesses are set up to the side wall of the retainer, and the inside rotation of recess is provided with the roller, and the sundries generated in the working process of bearing can be collected by the roller, and the spring structure of the roller can also be used to store lubricating oil, avoid the leakage condition, improve the overall service life of the device.

[0024] 3、The utility model discloses a plurality of rollers are set up to the inner ring, the outer ring, can effectively improve the overall impact resistance of the device, make the device whole has certain elasticity, avoid the damage, further improve the service life. DRAWINGS

[0025] Figure 1 It is a perspective view of the high-temperature spring clearance compensation bearing provided by the utility model;

[0026] Figure 2 It is a front view of the high-temperature spring clearance compensation bearing provided by the utility model;

[0027] Figure 3 It is an exploded perspective view of the high-temperature spring clearance compensation bearing provided by the utility model;

[0028] Figure 4 It is an exploded front view of the high-temperature spring clearance compensation bearing provided by the utility model.

[0029] Legend:

[0030] 1, inner ring, 2, sealing ring, 3, outer ring, 4, retainer, 5, roller, 6, recess, 7, rotating shaft. DETAILED DESCRIPTION

[0031] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to 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 the ordinary skill in the art without creative labor belong to the protection scope of the utility model.

[0032] REFERENCE Figures 1-4The utility model provides a kind of high temperature spring play compensation bearing of an embodiment: a kind of high temperature spring play compensation bearing, including inner ring 1, inner ring 1 side wall slidingly connected with retainer 4, retainer 4 side wall is circumferentially arrayed with several grooves 6, several groove 6 inner side wall is respectively rotationally connected with shaft 7, several shaft 7 side wall is respectively rotationally connected with roller 5, retainer 4 side wall slidingly connected with outer ring 3, inner ring 1 top end and bottom end are respectively provided with sealing ring 2, by being set as spring structure with outer ring 3, heat expansion and cold shrink can be carried out in high temperature environment, so that inner ring 1 and outer ring 3 can be freely telescopic in axial and radial, can be compensated in the process of bearing use to play, avoid the situation of jamming.

[0033] Two sealing rings 2 inner side wall diameter is equal respectively with inner ring 1 side wall diameter, two sealing rings 2 side wall diameter is equal respectively with outer ring 3 inner side wall diameter, several rollers 5 are respectively slidingly connected with the side wall of inner ring 1, several rollers 5 are respectively slidingly connected with the inner side wall of outer ring 3, several rollers 5 are all spring type cylindrical structure, inner ring 1 and outer ring 3 are all cylindrical spring structure, several rollers 5 inner side wall is filled with lubricating oil, by being provided with multiple grooves 6 in the side wall of retainer 4, and roller 5 is rotationally arranged in the inside of groove 6, utilize roller 5 can collect sundries generated in the process of bearing work, and still can utilize the spring structure of roller 5 can store lubricating oil, avoid leakage condition, improve the overall service life of device.

[0034] Working principle: by being set as spring structure with outer ring 3, heat expansion and cold shrink can be carried out in high temperature environment, so that inner ring 1 and outer ring 3 can be freely telescopic in axial and radial, can be compensated in the process of bearing use to play, avoid the situation of jamming, by being provided with multiple grooves 6 in the side wall of retainer 4, and roller 5 is rotationally arranged in the inside of groove 6, utilize roller 5 can collect sundries generated in the process of bearing work, and still can utilize the spring structure of roller 5 can store lubricating oil, avoid leakage condition, improve the overall service life of device, by setting inner ring 1, outer ring 3 and several rollers 5, the overall impact resistance of device can be effectively improved, so that device overall has certain elasticity, avoid damage, further improve service life.

[0035] Finally, it should be noted that: the above-mentioned only for preferred embodiment of the utility model has, and is not used for limiting the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A high-temperature spring clearance compensating bearing, comprising an inner ring (1), characterized in that: The inner ring (1) is slidably connected to a retainer (4) on its side wall. The retainer (4) has a plurality of grooves (6) arranged in a circular array on its side wall. The inner side walls of the plurality of grooves (6) are rotatably connected to a rotating shaft (7). The side walls of the plurality of rotating shafts (7) are rotatably connected to rollers (5). The retainer (4) is slidably connected to an outer ring (3). The top and bottom ends of the inner ring (1) are respectively provided with sealing rings (2).

2. The high-temperature spring clearance compensating bearing according to claim 1, characterized in that: The inner wall diameters of the two sealing rings (2) are equal to the inner wall diameter of the inner ring (1).

3. A high-temperature spring clearance compensating bearing according to claim 1, characterized in that: The sidewall diameters of the two sealing rings (2) are equal to the inner sidewall diameter of the outer ring (3).

4. A high-temperature spring clearance compensating bearing according to claim 1, characterized in that: Several of the rollers (5) are slidably connected to the sidewall of the inner ring (1).

5. A high-temperature spring clearance compensating bearing according to claim 1, characterized in that: Several of the rollers (5) are slidably connected to the inner sidewall of the outer ring (3).

6. A high-temperature spring clearance compensating bearing according to claim 1, characterized in that: Several of the rollers (5) are spring-type cylindrical structures.

7. A high-temperature spring clearance compensating bearing according to claim 1, characterized in that: Both the inner ring (1) and the outer ring (3) are cylindrical spring structures.

8. A high-temperature spring clearance compensating bearing according to claim 1, characterized in that: The inner walls of several of the rollers (5) are filled with lubricating oil.

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