CN220668122U

CN220668122U - Swing rod bearing

Info

Publication number: CN220668122U
Application number: CN202322105195.3U
Authority: CN
Inventors: 许加斌
Original assignee: Ningfan Bearing Co ltd
Current assignee: Ningfan Bearing Co ltd
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-03-26
Anticipated expiration: 2033-08-07

Abstract

The utility model discloses a swing rod bearing, which comprises a lubrication module and a dust-proof module, wherein the lubrication module comprises an outer ring, a swing rod connected with the outer ring, an inner ring movably arranged in the outer ring, a driving key transversely penetrating through the inner ring, a plurality of balls movably arranged between the outer ring and the inner ring, an oil storage cavity arranged in the outer ring, an oil supplementing channel arranged in the swing rod, and an oil plug spliced with the oil supplementing channel, and the dust-proof module comprises a steel ring movably embedded in the outer ring, a rubber sleeve ring movably sleeved on the inner side of the steel ring and a rubber sleeve coating attached to the inner wall of the outer ring. According to the utility model, when the plurality of balls are lubricated by the lubricating oil in the oil storage cavity, external dust can be blocked by the steel ring, the rubber sleeve ring and the rubber sleeve can not influence the movement of the outer ring, the design is reasonable, the dust is prevented from being mixed in the lubrication operation, and the service life of the device is ensured.

Description

Swing rod bearing

Technical Field

The utility model relates to the technical field of swing rod bearings, in particular to a swing rod bearing.

Background

A swing rod bearing is a common connecting bearing to be used in electric hammers and reciprocating saws.

Most of the bearings are not provided with a prevention structure, which results in that when lubricating oil is in the interior of the bearings, the lubricating oil often has a risk of mixing dust, which results in easy wear and even direct damage of the interior of the bearings.

Disclosure of Invention

The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.

The technical scheme adopted by the utility model is as follows:

the utility model provides a swing rod bearing, includes lubrication module and dustproof module, lubrication module include the outer lane, with the pendulum rod of outer lane connection, activity locate the inside inner circle of outer lane, transversely run through in the drive key of inner circle, activity locate a plurality of balls between outer lane and the inner circle, set up in the inside oil storage chamber of outer lane, set up in the inside oil filling passageway of pendulum rod, with the oil plug that the oil filling passageway pegged graft, dustproof module including the activity inlay locate the inside steel ring of outer lane, activity cup joint in the rubber lantern ring of steel ring inboard, with the rubber sleeve clothing of outer lane inner wall laminating, movable mounting in the inside strengthening ring of rubber sleeve clothing.

Through adopting above-mentioned technical scheme, when lubricating oil lubrication a plurality of balls in the oil storage intracavity, outside dust can be blocked by steel ring, rubber lantern ring, rubber sleeve clothing to rubber lantern ring and rubber sleeve clothing can not influence the activity of outer lane, reasonable in design prevents to mix the dust in the lubrication operation, guarantees the life of this device.

The present utility model may be further configured in a preferred example to: the balls are arranged at equal intervals in an annular mode, and the balls are made of stainless steel materials.

Through adopting above-mentioned technical scheme, adopt this overall arrangement design, improved the aesthetic property of this device on the one hand, on the other hand makes outer lane cooperation inner circle more stable.

The present utility model may be further configured in a preferred example to: the oil storage cavity is arranged in an arc shape, and the inside of the oil storage cavity is communicated with the inside of the oil supplementing channel.

Through adopting above-mentioned technical scheme, adopt this structural design, guarantee that the oil in the oil supplementing passageway can go on smoothly to the oil storage intracavity portion.

The present utility model may be further configured in a preferred example to: the cross section of the oil supplementing channel is J-shaped, the inner diameter of the oil supplementing channel is smaller than the diameter of the oil plug, and the oil plug is in interference fit with the oil supplementing channel.

By adopting the technical scheme, the oil plug can be prevented from falling off the swing rod by self by adopting the structural design.

The present utility model may be further configured in a preferred example to: the thickness of the rubber sleeve ring is twice that of the steel ring, and the inner side of the rubber sleeve ring is attached to the outer wall of the inner ring.

Through adopting above-mentioned technical scheme, adopt this structural design, can prevent that dust from entering into the outer lane inside from rubber lantern ring department.

The present utility model may be further configured in a preferred example to: the reinforcing ring is provided with an opening, and the reinforcing ring is in interference fit with the outer ring through a rubber sleeve.

Through adopting above-mentioned technical scheme, set up the opening, make things convenient for the staff to adjust the shape of strengthening ring, guarantee that the strengthening ring can compress tightly the rubber sleeve clothing.

The present utility model may be further configured in a preferred example to: the outer end of the rubber sleeve is attached to the outer wall of the driving key, and the thickness of the rubber sleeve is set to be 1cm.

Through adopting above-mentioned technical scheme, adopt this structural design, can prevent that dust from entering into inside the outer lane from rubber sleeve clothing outer end.

By adopting the technical scheme, the beneficial effects obtained by the utility model are as follows:

1. according to the utility model, when the plurality of balls are lubricated by the lubricating oil in the oil storage cavity, external dust can be blocked by the steel ring, the rubber sleeve ring and the rubber sleeve can not influence the movement of the outer ring, the design is reasonable, the dust is prevented from being mixed in the lubrication operation, and the service life of the device is ensured.

2. According to the utility model, the oil plug is opened, and then oil is replenished from the oil replenishing channel to the inside of the oil storage cavity, so that the oil replenishing mode is simple, and the use comfort of the device is improved.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a lubrication module according to the present utility model;

fig. 3 is a schematic view of a dustproof module according to the present utility model.

Reference numerals:

100. a lubrication module; 110. an outer ring; 120. swing rod; 130. an inner ring; 140. a drive key; 150. a ball; 160. an oil storage chamber; 170. an oil supplementing channel; 180. an oil plug;

200. a dust-proof module; 210. a steel ring; 220. a rubber collar; 230. rubber jacket; 240. and a reinforcing ring.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

It is to be understood that this description is merely exemplary in nature and is not intended to limit the scope of the present utility model.

A rocking beam bearing according to some embodiments of the present utility model is described below with reference to the accompanying drawings.

Embodiment one:

referring to fig. 1-3, the swing rod bearing provided by the utility model comprises a lubrication module 100 and a dust-proof module 200, wherein the lubrication module 100 comprises an outer ring 110, a swing rod 120 connected with the outer ring 110, an inner ring 130 movably arranged in the outer ring 110, a driving key 140 transversely penetrating through the inner ring 130, a plurality of balls 150 movably arranged between the outer ring 110 and the inner ring 130, an oil storage cavity 160 arranged in the outer ring 110, an oil supplementing channel 170 arranged in the swing rod 120, and an oil plug 180 spliced with the oil supplementing channel 170;

the dustproof module 200 includes a steel ring 210 movably embedded in the outer ring 110, a rubber collar 220 movably sleeved on the inner side of the steel ring 210, a rubber jacket 230 attached to the inner wall of the outer ring 110, and a reinforcing ring 240 movably mounted in the rubber jacket 230.

Further, the balls 150 are equally spaced and annularly arranged, and the balls 150 are made of stainless steel materials, so that the design of the layout improves the aesthetic property of the device on one hand, and the outer ring 110 is matched with the inner ring 130 on the other hand, so that the outer ring is more stable.

Further, the oil storage cavity 160 is configured to be arc-shaped, and the inside of the oil storage cavity 160 is communicated with the inside of the oil supplementing channel 170, so that by adopting the structural design, the oil in the oil supplementing channel 170 can be smoothly carried out into the oil storage cavity 160.

Further, the thickness of the rubber collar 220 is twice that of the steel ring 210, and the inner side of the rubber collar 220 is attached to the outer wall of the inner ring 130.

Further, the outer end of the rubber sleeve 230 is attached to the outer wall of the driving key 140, and the thickness of the rubber sleeve 230 is set to be 1cm.

Embodiment two:

1-3, on the basis of the first embodiment, the cross section of the oil compensating channel 170 is J-shaped, the inner diameter of the oil compensating channel 170 is smaller than the diameter of the oil plug 180, the oil plug 180 is in interference fit with the oil compensating channel 170, and by adopting the structural design, the oil plug 180 can be prevented from falling off the swing rod 120 by itself.

Embodiment III:

referring to fig. 1-3, in the foregoing embodiment, the reinforcing ring 240 is provided with an opening, and the reinforcing ring 240 is in interference fit with the outer ring 110 via the rubber sleeve 230, so that the shape of the reinforcing ring 240 is convenient for a worker to adjust, and the reinforcing ring 240 is ensured to be capable of pressing the rubber sleeve 230.

The working principle and the using flow of the utility model are as follows: when this device put into practical use, open oil plug 180, then follow oil supplementing passageway 170 department to the inside oil filling of oil storage chamber 160, then lubricating oil lubrication a plurality of balls 150, make this device work more smooth, then during this period, outside dust can be blocked by steel ring 210, rubber lantern ring 220, rubber sleeve clothing 230, then rubber lantern ring 220 and rubber sleeve clothing 230 can not influence the activity of outer lane 110, reasonable in design prevents to mix the dust in the lubrication operation, guarantees the life of this device.

In the present utility model, the term "plurality" means two or more, unless explicitly defined otherwise. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It will be understood that when an element is referred to as being "mounted," "secured" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. A rocking beam bearing, comprising:

the lubrication module (100) comprises an outer ring (110), a swing rod (120) connected with the outer ring (110), an inner ring (130) movably arranged in the outer ring (110), a driving key (140) transversely penetrating through the inner ring (130), a plurality of balls (150) movably arranged between the outer ring (110) and the inner ring (130), an oil storage cavity (160) arranged in the outer ring (110), an oil supplementing channel (170) arranged in the swing rod (120) and an oil plug (180) spliced with the oil supplementing channel (170);

the dustproof module (200) comprises a steel ring (210) movably embedded in the outer ring (110), a rubber sleeve ring (220) movably sleeved on the inner side of the steel ring (210), a rubber sleeve (230) attached to the inner wall of the outer ring (110), and a reinforcing ring (240) movably mounted in the rubber sleeve (230).

2. The rocker bearing according to claim 1, characterized in that a plurality of balls (150) are arranged at equal intervals in a ring shape, the balls (150) being made of stainless steel material.

3. The rocker bearing according to claim 1, wherein the oil reservoir (160) is provided in an arc shape, and the interior of the oil reservoir (160) communicates with the interior of the oil replenishing passage (170).

4. The rocker bearing according to claim 1, wherein the oil supplementing channel (170) is provided with a J-shaped cross section, the inner diameter of the oil supplementing channel (170) is smaller than the diameter of the oil plug (180), and the oil plug (180) is in interference fit with the oil supplementing channel (170).

5. The swing rod bearing according to claim 1, wherein the thickness of the rubber collar (220) is twice as large as that of the steel ring (210), and the inner side of the rubber collar (220) is attached to the outer wall of the inner ring (130).

6. The swing rod bearing according to claim 1, wherein the reinforcing ring (240) is provided with an opening, and the reinforcing ring (240) is in interference fit with the outer ring (110) through the rubber sleeve (230).

7. The swing rod bearing according to claim 1, wherein the outer end of the rubber sleeve (230) is attached to the outer wall of the driving key (140), and the thickness of the rubber sleeve (230) is set to be 1cm.