CN212479914U - Corrugated pipe bearing device with lubricating mechanism - Google Patents

Abstract

The utility model discloses a bellows bearing device with lubricated mechanism, including bearing body and bellows lubrication assembly, the operator injects lubricating oil through dust guard round hole and oiling mouth to the intra-annular groove, lubricating oil then can be saved between first corrugated metal pipe and intra-annular groove, when outer relative interior axle rotates, bellows lubrication assembly can rotate under frictional force's drive between outer axle and interior axle, lubricating oil can flow to the axis through the oil-out under the effect of centrifugal force, rubber closure module fixed mounting is on the inner chamber inner wall of oiling mouth, be provided with four three horn shape rubber blocks on the inner wall of fixed outer lane, when this kind of setting makes the oiling needle insert, three horn shape rubber blocks can be strutted, thereby realize the oiling operation, when the oiling needle extracts, three horn shape rubber blocks close the reality automatically, realize sealedly.

Description

Corrugated pipe bearing device with lubricating mechanism

Technical Field

The utility model relates to a bearing technical field specifically is a bellows bearing device with lubricated mechanism.

Background

A bearing is a mechanical element that limits relative motion to a desired range of motion and reduces friction between moving parts. The design of the bearings can provide free linear movement or free rotation of the moving part about a fixed axis, and can also prevent movement by controlling the vector of the normal force acting on the moving part. Most bearings facilitate the required motion by minimizing friction.

The oil supply effect of the conventional corrugated pipe bearing to the bearing body is poor, the oil is difficult to inject, and the effect of sealing and preventing oil leakage cannot be achieved.

In order to solve the problems, the prior device is improved, and a corrugated pipe bearing device with a lubricating mechanism is provided.

Disclosure of Invention

An object of the utility model is to provide a bellows bearing device with lubricated mechanism adopts this device to work to it is poor to the fuel feeding effect of bearing body to have solved bellows bearing in the above-mentioned background, and the oiling difficulty, can't reach the problem of sealed leak protection oil's effect.

In order to achieve the above object, the utility model provides a following technical scheme: a corrugated pipe bearing device with a lubricating mechanism comprises a bearing body and a corrugated pipe lubricating assembly, wherein a pair of corrugated pipe lubricating assemblies are arranged in an inner cavity of the bearing body, the bearing body comprises an outer shaft, an inner shaft and a middle shaft, the middle shaft is movably arranged between the outer shaft and the inner shaft, the corrugated pipe lubricating assembly is arranged between the outer shaft and the inner shaft, and the corrugated pipe lubricating assembly is arranged on the upper side and the lower side of the middle shaft;

bellows lubrication assembly includes dustproof piece and lubricated mechanism, and dustproof piece fixed mounting is on lubricated mechanism's surface, and the dustproof piece sets up in the outside, and lubricated mechanism sets up in the inboard.

Furthermore, a pair of dustproof sheet round holes are formed in the dustproof sheet.

Further, the lubricating mechanism comprises an inner connecting ring, a first metal corrugated pipe, a middle connecting ring, a second metal corrugated pipe and an outer connecting ring, the inner connecting ring is arranged on the innermost side, the first metal corrugated pipe is fixedly arranged between the inner connecting ring and the middle connecting ring, the middle connecting ring is fixedly arranged between the first metal corrugated pipe and the second metal corrugated pipe, the second metal corrugated pipe is fixedly arranged between the middle connecting ring and the outer connecting ring, and the outer connecting ring is arranged on the outermost side.

Further, the middle joint ring comprises a metal ring body, an oil filling opening, a rubber closing module, an oil outlet and an annular groove, the oil filling opening is formed in the upper end of the metal ring body, one end of the oil filling opening is communicated with the upper end of the annular groove, one end, provided with corrugations, of the first metal corrugated pipe is arranged on the annular groove, the oil outlet is arranged at the lower end of the metal ring body, one end of the oil outlet is communicated with the lower end of the annular groove, the rubber closing module is fixedly installed on the inner cavity inner wall of the oil filling opening, and the oil filling opening is formed in the lower side of the round hole of the dustproof sheet.

Furthermore, the structure composition and the connection mode of the external ring are the same as those of the intermediate ring.

Further, the rubber closing module comprises a fixed outer ring and triangular rubber blocks, and four triangular rubber blocks are arranged on the inner wall of the fixed outer ring.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a pair of bellows bearing device with lubricated mechanism, the operator injects lubricating oil through dustproof piece round hole and oiling mouth to the intra-annular groove, lubricating oil then can be saved between first corrugated metal pipe and intra-annular groove, when outer relative interior axle rotates, bellows lubrication assembly can rotate under frictional force's drive between outer axle and interior axle, lubricating oil can flow to the axis through the oil-out under the effect of centrifugal force, this kind of setting has not only increased the lubrication cycle of bearing body, bellows lubrication assembly and relative motion between the axis simultaneously, make lubricating oil can be dripped the axis optional position, connect the ring with well setting of connecing the ring outward, make smearing of lubricating oil more even.

2. The utility model provides a pair of bellows bearing device with lubricated mechanism, rubber closing module fixed mounting are provided with four three horn shape rubber blocks on the inner wall of oil filler point on the inner wall of fixed outer lane, and when this kind of setting made the oiling needle to insert, three horn shape rubber blocks can be strutted to realize the oiling operation, when the oiling needle was extracted, three horn shape rubber blocks closed the reality automatically, realized sealedly.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the bearing body of the present invention;

FIG. 3 is a schematic view of a plane structure of the lubricating mechanism of the present invention;

FIG. 4 is a cross-sectional view of the lubrication mechanism of the present invention;

fig. 5 is a schematic view of a three-dimensional structure of the rubber closing module of the present invention.

In the figure: 1. a bearing body; 11. an outer shaft; 12. an inner shaft; 13. a middle shaft; 2. a bellows lubrication assembly; 21. a dust-proof sheet; 211. a dustproof sheet round hole; 22. a lubrication mechanism; 221. an inner connecting ring; 222. a first metal bellows; 223. a middle connection ring; 2231. a metal ring body; 2232. an oil filling port; 2233. a rubber closing module; 22331. fixing the outer ring; 22332. a triangular rubber block; 2234. an oil outlet; 2235. an annular groove; 224. a second metal bellows; 225. an external ring is connected.

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 bellows bearing device with a lubrication mechanism includes a bearing body 1 and a bellows lubrication assembly 2, a pair of bellows lubrication assemblies 2 is disposed in an inner cavity of the bearing body 1, the bearing body 1 includes an outer shaft 11, an inner shaft 12 and a middle shaft 13, the middle shaft 13 is movably mounted between the outer shaft 11 and the inner shaft 12, the bellows lubrication assembly 2 is disposed between the outer shaft 11 and the inner shaft 12, the bellows lubrication assemblies 2 are disposed on upper and lower sides of the middle shaft 13, the bellows lubrication assembly 2 includes a dust-proof sheet 21 and a lubrication mechanism 22, the dust-proof sheet 21 is fixedly mounted on a surface of the lubrication mechanism 22, the dust-proof sheet 21 is disposed on an outer side, the lubrication mechanism 22 is disposed on an inner side, the dust-proof sheet 21 is provided with a pair of circular holes 211 for the dust-proof sheet, the lubrication mechanism 22 includes an inner ring 221, a first metal bellows 222, an, the inner ring 221 is arranged at the innermost side, the first metal bellows 222 is fixedly arranged between the inner ring 221 and the middle ring 223, the middle ring 223 is fixedly arranged between the first metal bellows 222 and the second metal bellows 224, the second metal bellows 224 is fixedly arranged between the middle ring 223 and the outer ring 225, the outer ring 225 is arranged at the outermost side, the middle ring 223 comprises a metal ring body 2231, a fuel filler 2232, a rubber closing module 2233, a fuel outlet 2234 and an inner ring groove 2235, the upper end of the metal ring body 2231 is provided with the fuel filler 2232, one end of the fuel filler 2232 is communicated with the upper end of the inner ring groove 2235, one end of the first metal bellows 222 with the corrugation is arranged on the inner ring groove 2235, the fuel outlet 2234 is arranged at the lower end of the metal ring body 2231, one end of the fuel outlet 2234 is communicated with the lower end of the inner ring groove 2235, the rubber closing module 2233 is fixedly arranged on the inner wall of the inner cavity of, the oiling mouth 2232 is arranged on the lower side of the dustproof sheet round hole 211, the structural composition and the connection mode of the external connection ring 225 are the same as those of the middle connection ring 223, the rubber closing module 2233 comprises a fixed outer ring 22331 and triangular rubber blocks 22332, and four triangular rubber blocks 22332 are arranged on the inner wall of the fixed outer ring 22331.

An operator injects lubricating oil into the annular inner groove 2235 through the dust-proof sheet circular hole 211 and the oil filling port 2232, the lubricating oil is stored between the first metal bellows 222 and the annular inner groove 2235, when the outer shaft 11 rotates relative to the inner shaft 12, the bellows lubricating assembly 2 rotates between the outer shaft 11 and the inner shaft 12 under the driving of friction force, the lubricating oil flows out to the middle shaft 13 through the oil outlet 2234 under the action of centrifugal force, the arrangement not only increases the lubricating period of the bearing body 1, but also enables the lubricating oil to drip to any position of the middle shaft 13 due to the relative movement between the bellows lubricating assembly 2 and the middle shaft 13, the arrangement of the external ring 225 and the intermediate ring 223 enables the lubricating oil to be coated more uniformly, the rubber closing module 2233 is fixedly installed on the inner wall of the inner cavity of the oil filling port 2232, and the inner wall of the fixed outer ring 22331 is provided with four triangular rubber blocks 22332, this arrangement allows the triangular rubber block 22332 to be spread open when the needle is inserted, thereby allowing the needle to be injected, and allowing the triangular rubber block 22332 to close automatically when the needle is withdrawn, thereby allowing sealing.

In summary, the following steps: the utility model provides a bellows bearing device with lubricating mechanism, the operator injects lubricating oil to interior annular groove 2235 through dust guard circular hole 211 and oiling mouth 2232, lubricating oil then can be stored between first corrugated metal pipe 222 and interior annular groove 2235, when outer axle 11 rotates relative interior axle 12, bellows lubricating component 2 can rotate between outer axle 11 and interior axle 12 under the drive of frictional force, lubricating oil can flow out to well 13 through oil-out 2234 under the effect of centrifugal force, this kind of setting has not only increased the lubrication cycle of bearing body 1, the relative motion between bellows lubricating component 2 and well 13 simultaneously, make lubricating oil can be driped to well 13 optional position, the setting of outer ring 225 and well adapter ring 223, make the application of lubricating oil more even, rubber closed module 2233 fixed mounting is on the inner chamber inner wall of oiling mouth 2232, four triangular rubber blocks 22332 are arranged on the inner wall of the fixed outer ring 22331, and when the oil injection needle is inserted, the triangular rubber blocks 22332 can be spread to realize oil injection operation, and when the oil injection needle is pulled out, the triangular rubber blocks 22332 are automatically closed to realize sealing.

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.

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 (6)

1. A bellows bearing device with a lubrication mechanism, comprising a bearing body (1) and a bellows lubrication assembly (2), characterized in that: the corrugated pipe lubricating device is characterized in that a pair of corrugated pipe lubricating assemblies (2) are arranged in an inner cavity of the bearing body (1), the bearing body (1) comprises an outer shaft (11), an inner shaft (12) and a middle shaft (13), the middle shaft (13) is movably arranged between the outer shaft (11) and the inner shaft (12), the corrugated pipe lubricating assemblies (2) are arranged between the outer shaft (11) and the inner shaft (12), and the corrugated pipe lubricating assemblies (2) are arranged on the upper side and the lower side of the middle shaft (13);

bellows lubrication assembly (2) include dustproof piece (21) and lubricated mechanism (22), dustproof piece (21) fixed mounting on lubricated mechanism's (22) surface, and dustproof piece (21) set up in the outside, and lubricated mechanism (22) set up in the inboard.

2. A bellows bearing device with a lubricating mechanism according to claim 1, wherein: the dustproof sheet (21) is provided with a pair of dustproof sheet round holes (211).

3. A bellows bearing device with a lubricating mechanism according to claim 1, wherein: the lubricating mechanism (22) comprises an inner ring (221), a first metal corrugated pipe (222), a middle joint ring (223), a second metal corrugated pipe (224) and an outer joint ring (225), wherein the inner ring (221) is arranged on the innermost side, the first metal corrugated pipe (222) is fixedly arranged between the inner ring (221) and the middle joint ring (223), the middle joint ring (223) is fixedly arranged between the first metal corrugated pipe (222) and the second metal corrugated pipe (224), the second metal corrugated pipe (224) is fixedly arranged between the middle joint ring (223) and the outer joint ring (225), and the outer joint ring (225) is arranged on the outermost side.

4. A bellows bearing device with a lubricating mechanism according to claim 3, wherein: connect ring (223) including metal ring body (2231), oiling mouth (2232), rubber closure module (2233), oil-out (2234) and intra-annular groove (2235), the upper end of metal ring body (2231) is provided with oiling mouth (2232), and the one end of oiling mouth (2232) is linked together with the upper end of intra-annular groove (2235), first corrugated metal pipe (222) have the one end of ripple to set up on intra-annular groove (2235), oil-out (2234) set up the lower extreme at metal ring body (2231), and the one end of oil-out (2234) is linked together with the lower extreme of intra-annular groove (2235), rubber closure module (2233) fixed mounting is on the inner chamber inner wall of oiling mouth (2232), oiling mouth (2232) set up the downside at dust guard sheet round hole (211).

5. A bellows bearing device with a lubricating mechanism according to claim 3, wherein: the external connection ring (225) has the same structural composition and connection mode as the intermediate connection ring (223).

6. A bellows bearing device with a lubricating mechanism according to claim 4, wherein: the rubber closing module (2233) comprises a fixed outer ring (22331) and triangular rubber blocks (22332), and four triangular rubber blocks (22332) are arranged on the inner wall of the fixed outer ring (22331).

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