CN213870725U

CN213870725U - Oil-retaining bearing for running of automobile air conditioner motor

Info

Publication number: CN213870725U
Application number: CN202022798520.5U
Authority: CN
Inventors: 崔伦江
Original assignee: Peace Lon Zhuhai Co ltd
Current assignee: Peace Lon Zhuhai Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-08-03
Anticipated expiration: 2030-11-28

Abstract

The utility model belongs to the technical field of the oiliness bearing, and an oiliness bearing that vehicle air conditioner motor operation was used is disclosed, including the bearing body, the inner ring has been seted up to the inside of bearing body, the oil storage tank between surface that is located and the inner ring is seted up to the inside of bearing body, the oil guide ditch has been seted up at the inner wall middle part of inner ring, oil guide ditch and oil storage tank UNICOM. The utility model discloses a lead when being located the inside motor output shaft rotation of inner ring, the inside of inner ring causes the whole of bearing body to take place the inflation because of the heat of friction and makes the inside lubricating oil that contains the dress of bearing body ooze the effect that plays lubricated motor output shaft, when the lubricating oil light consumption that contains the dress, the inside lubricating oil of oil storage tank then can ooze along leading the oil drain to the wearing and tearing cycle of extension inner ring increases the life of bearing body, this application is for prior art, the lubricating oil that has the improvement bearing body contains the dress rate, the long advantage of lubrication time.

Description

Oil-retaining bearing for running of automobile air conditioner motor

Technical Field

The utility model belongs to the technical field of the oiliness bearing, specifically a oiliness bearing that vehicle air conditioner motor operation was used.

Background

The bearing is a part for fixing and reducing the friction coefficient of load in the mechanical transmission process, when other parts move relatively to each other on the shaft, the bearing is used for reducing the friction coefficient in the power transmission process and keeping the central position of the shaft fixed, wherein, the motor for the operation of the automobile air conditioner usually uses an oil-containing bearing, namely a porous bearing, which uses metal powder as a main raw material, the oil-containing bearing is a sintered body manufactured by a powder metallurgy method, the oil-containing bearing is porous originally, and has the technical advantages that the number, the size, the shape, the distribution and the like of pores can be freely adjusted in the manufacturing process, and the porous of the sintered body is used for impregnating 10-40 percent (volume fraction) of lubricating oil and being used in a self-oil supply state.

The existing oil-containing bearing for the operation of the automobile air conditioner motor has no structure for storing lubricating oil, and the lubricating oil absorbed by material performance can be consumed quickly, so that the inner diameter is easily abraded, and the service life is shortened.

The existing oil-retaining bearing for the operation of the automobile air-conditioning motor has no dustproof function, dust in the air can be sucked between a rotating shaft of the motor and the inner diameter of the bearing and mixed with lubricating oil stored around the bearing to form oil sludge, so that the rotation of an output shaft of the motor is blocked, the friction coefficient of the rotating shaft is improved, and the lubricating performance of the oil-retaining bearing is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, the utility model provides an oiliness bearing that vehicle air conditioner motor operation was used has the lubricated time long and dustproof effectual advantage.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oiliness bearing that vehicle air conditioner motor operation was used, includes the bearing body, the inner ring has been seted up to the inside of bearing body, the oil storage tank that is located between the surface of bearing body and the inner ring is seted up to the inside of bearing body, the oil guide ditch has been seted up at the inner wall middle part of inner ring, oil guide ditch and oil storage tank UNICOM lead oil storage tank and inner ring, the lubricating oil that makes in the oil storage tank can be along leading oil storage tank and ooze to increase the life of bearing body.

As an optimal technical scheme of the utility model, the equal fixed mounting in top and the bottom of bearing body has buffer spring, buffer spring's other end fixed mounting has the dust ring, the spring groove has been seted up to the one end that dust ring and buffer spring are connected, the bottom fixed connection of buffer spring and spring groove, dust ring through being extruded can closely laminate with the bearing body, and the dust in with the air is isolated to be opened, fine protection lubricating oil, thereby make lubricating oil avoid being formed fatlute by dust pollution and lose lubrication action.

As an optimal technical scheme of the utility model, buffer spring's quantity is eight to per four divide into two sets ofly for a set of altogether, and is two sets of buffer spring is located the top and the bottom of bearing body respectively, and is equidistant circumference distribution as the benchmark in the centre of a circle of inner ring, and buffer spring is used for connecting bearing body and dust ring, makes the dust ring stabilize more through the buffering and gets sealed dustproof effect, and quantity is four, makes the fixed effect of dust ring better.

As an optimal technical scheme of the utility model, the dust ring is made by rubber, the external diameter value of dust ring is less than the external diameter value of bearing body bottom, and the characteristic of dust ring makes it can take place deformation when receiving the extrusion, makes the dust ring can plug up unevenness's place through deformation when contacting with surperficial unevenness's structure, keeps the leakproofness.

As an optimized technical scheme of the utility model, the diameter value of inner ring is 6mm, the error band of the diameter value of inner ring is between 6.035-6.040mm, and the inner ring is used for wrapping up the output shaft that cup joints motor for vehicle air conditioner, and its error must be controlled at certain extent, otherwise can't accomplish with the adaptation of motor output shaft.

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

1. the bearing body can store extra lubricating oil through the oil storage tank arranged in the bearing body, the oil storage tank is communicated with the inner wall of the inner ring through the oil guide groove arranged on the inner wall of the inner ring, the gap of the oil guide groove is small enough, so that the lubricating oil stored in the oil storage tank is not leaked at one time, when the motor output shaft inside the inner ring rotates, the whole bearing body expands due to heat generated by friction inside the inner ring, so that the lubricating oil impregnated inside the bearing body seeps out to lubricate the motor output shaft, when the impregnated lubricating oil is consumed, the lubricating oil in the oil storage tank can seep out along the oil guide groove, therefore, the wear cycle of the inner ring is prolonged, the service life of the bearing body is prolonged, and compared with the prior art, the bearing body lubricating oil impregnating rate is improved, and the lubricating time is long.

2. The utility model discloses an add the dust ring of installing both sides about the bearing body respectively and play sealed dirt-proof effect to inner ring inside, the dust ring passes through buffer spring fixed connection with the bearing body, through the direction extrusion dust ring to the bearing body, make dust ring and bearing body in close contact with, thereby realize dirt-proof purpose, this application is for prior art, the dust of having avoided in the air gets into inner ring inside and lubricating oil contact formation fatlute and hinders the rotation of motor shaft in inner ring inside, have dustproof effectual advantage.

Drawings

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

FIG. 2 is a structural appearance diagram of the present invention;

fig. 3 is an exploded view of the bearing body of the present invention.

In the figure: 1. a bearing body; 2. an inner ring; 3. a dust ring; 4. a buffer spring; 5. an oil guide groove; 6. an oil storage tank; 7. a spring slot.

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.

As shown in fig. 1 to 3, the utility model provides an oil bearing that vehicle air conditioner motor operation was used, including bearing body 1, inner ring 2 has been seted up to bearing body 1's inside, and bearing body 1's inside is seted up and is located the oil storage tank 6 between bearing body 1's surface and the inner ring 2, and the inner wall middle part of inner ring 2 has been seted up and has been led oil drain 5, leads

oil drain

5 and 6 UNICOMs of oil storage tank, leads oil drain 5 can UNICOM oil storage tank 6 and inner ring 2, makes the lubricating oil in the oil storage tank 6 can be in the same direction as leading oil drain 5 and ooze to increase bearing body 1's life.

Wherein, the equal fixed mounting in top and the bottom of bearing body 1 has buffer spring 4, buffer spring 4's other end fixed mounting has dust ring 3, spring groove 7 has been seted up to the one end that dust ring 3 is connected with buffer spring 4, buffer spring 4 and spring groove 7's bottom fixed connection, dust ring 3 can closely laminate with bearing body 1 through being extrudeed, the dust in the air is isolated to be opened, fine protection lubricating oil, thereby make lubricating oil avoid being formed fatlute by dust pollution and lose the lubrication action.

Wherein, buffer spring 4's quantity is eight, to per four divide into two sets ofly for a set of altogether, and two sets of buffer spring 4 are located bearing body 1's top and bottom respectively, and the centre of a circle that includes inner ring 2 is equidistant circumference distribution as the benchmark, and buffer spring 4 is used for connecting bearing body 1 and dust ring 3, makes dust ring 3 more stable through the buffering and must play sealed dustproof effect, and quantity is four, makes dust ring 3's fixed effect better.

Wherein, dust ring 3 is made by rubber, and dust ring 3's external diameter value is less than the external diameter value of 1 bottom of bearing body, and dust ring 3's characteristic makes it can take place deformation when receiving the extrusion, makes dust ring 3 can plug up through the place of unevenness through deformation when contacting with surperficial unevenness's structure, keeps the leakproofness.

The diameter value of the inner ring 2 is 6mm, the error range of the diameter value of the inner ring 2 is 6.035-6.040, the inner ring 2 is used for wrapping an output shaft of a motor for a vehicle air conditioner, the error of the inner ring 2 needs to be controlled within a certain range, and otherwise, the inner ring and the output shaft of the motor cannot be matched.

The utility model discloses a theory of operation and use flow:

firstly, throwing the bearing body 1 into a bucket for placing lubricating oil to ensure that the bearing body 1 fully absorbs the lubricating oil, and then taking the lubricating oil out after the lubricating oil flows into the oil storage tank 6 along the oil guide groove 5;

sleeving a bearing body 1 on the outer surface of an output shaft of a motor of an automobile air conditioner motor, fixing the bearing body 1 together, and extruding a dustproof ring 3 to enable the dustproof ring 3 to be tightly attached to the upper side and the lower side of the bearing body 1, so that dust in the air cannot enter the inner part of an inner ring 2;

when the output shaft of motor of motor air conditioner of car rotates at a high speed, inner ring 2 produces heat because of friction, lead to the whole inflation, thereby the lubricating oil that makes bearing body 1 soak oozes out and thereby plays the effect of lubricating the output shaft of motor of motor air conditioner of car and the inner wall of inner ring 2, after long-time work, the lubricating oil that bearing body 1 soaks is consumed and is run out, the lubricating oil that is located the inside oil storage tank 6 this moment can be followed and led oil groove 5 to flow out and directly flow to the inner wall of inner ring 2, make bearing body 1 can keep the lubrication to the motor output shaft.

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

1. The utility model provides an oiliness bearing that vehicle air conditioner motor operation was used, includes bearing body (1), its characterized in that: inner ring (2) have been seted up to the inside of bearing body (1), oil storage tank (6) between surface that is located bearing body (1) and inner ring (2) have been seted up to the inside of bearing body (1), oil guide groove (5) have been seted up at the inner wall middle part of inner ring (2), oil guide groove (5) and oil storage tank (6) UNICOM.

2. The oil impregnated bearing for operating a motor of an air conditioner of an automobile as set forth in claim 1, wherein: the bearing comprises a bearing body (1), wherein a buffer spring (4) is fixedly mounted at the top and the bottom of the bearing body, a dustproof ring (3) is fixedly mounted at the other end of the buffer spring (4), a spring groove (7) is formed in one end, connected with the buffer spring (4), of the dustproof ring (3), and the buffer spring (4) is fixedly connected with the bottom of the spring groove (7).

3. The oil impregnated bearing for operating a motor of an air conditioner of an automobile as set forth in claim 2, wherein: the number of the buffer springs (4) is eight, every four buffer springs are divided into two groups, the two groups of the buffer springs (4) are respectively positioned at the top and the bottom of the bearing body (1), and are distributed on the circumference at equal intervals by taking the circle center of the inner ring (2) as a reference.

4. The oil impregnated bearing for operating a motor of an air conditioner of an automobile as set forth in claim 2, wherein: the dust ring (3) is made of rubber, and the outer diameter value of the dust ring (3) is smaller than that of the bottom of the bearing body (1).

5. The oil impregnated bearing for operating a motor of an air conditioner of an automobile as set forth in claim 1, wherein: the diameter value of the inner ring (2) is 6mm, and the error range of the diameter value of the inner ring (2) is 6.035-6.040 mm.