CN209041343U - A kind of bearing of automobile - Google Patents

Abstract

The utility model relates to technical field of bearings, specially a kind of bearing of automobile.It includes bearing inner race and bearing outer ring, rolls between the bearing inner race and bearing outer ring and is provided with several bearing rollers, forms seal area between the bearing inner race and bearing outer ring, the opening of the seal area two sides is equipped with sealing device.Compared with prior art, the beneficial effects of the utility model are: by forming seal area between bearing inner race and bearing outer ring, the opening of seal area two sides is equipped with sealing device, prevent the lubricant grease in seal area from largely leaking, it include sealing ring by sealing device, sealing ring is fixedly installed in bearing inner race outer ring surface, the inner ring surface of bearing outer ring is fixedly installed with sealing ring, it is socketed in sealing ring on the inside of sealing ring, it is rolled between sealing ring on the inside of sealing ring and is provided with several balls, enable sealing ring fast scroll in sealing ring.

Description

A kind of bearing of automobile

Technical field

The utility model relates to technical field of bearings, specially a kind of bearing of automobile.

Background technique

Bearing is a kind of important spare part in contemporary mechanical equipment.Its major function is to support mechanical rotary body, is reduced Coefficient of friction in its motion process, and guarantee its rotating accuracy.According to the difference of the friction properties of the moving elements, bearing can be divided into rolling Dynamic bearing and sliding bearing two major classes.Wherein rolling bearing is normalized, seriation, but its radial direction compared with sliding bearing Size, vibration and noise are larger, and price is also higher, and rolling bearing is generally by outer ring, four part group of inner ring, rolling element and retainer At being strictly speaking made of outer ring, inner ring, rolling element, retainer, sealing, the big part of lubricating oil six.Mainly has outer ring, interior Circle, rolling element can be determined to mean rolling bearing, and by the shape of rolling element, rolling bearing is divided into ball bearing and roller bearing two is big Class.

Bearing is components common on automobile, and usually the shaft with each position of movement of automobile is directly connected to, due to The amount of exercise of automobile is larger, and therefore, the quality and service life of the quality and automobile itself of bearing, which have, directly to be contacted, mesh Before, the automobile bearing used can all wear more serious, the energy after filling lubricant grease into bearing due to after a period of use The degree of wear for enough reducing bearing increases the service life of bearing, but since the lubricant grease in bearing is using a period of time Later, it will cause the leakage of grease due to the abrasion of bearing and leakproofness etc., for a period of time with the lubrication in rear bearing Oil quantity can greatly reduce, and the abrasion of bearing will sharply increase at this time, and lubricant grease is miscellaneous after used a period of time Matter is more, also poor at this point for the lubricant effect of bearing, for this purpose, it is proposed that a kind of bearing of automobile.

Utility model content

The purpose of the utility model is to provide a kind of bearings of automobile, mentioned above in the background art to solve Problem.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A kind of bearing of automobile includes bearing inner race and bearing outer ring, is rolled between the bearing inner race and bearing outer ring Several bearing rollers are provided with, form seal area between the bearing inner race and bearing outer ring, the seal area two sides are opened Sealing device is installed at mouthful, the sealing device includes sealing ring, and the sealing ring is fixedly installed in outside bearing inner race Anchor ring, the inner ring surface of the bearing outer ring is fixedly installed with sealing ring, is socketed in sealing ring on the inside of the sealing ring, described It is rolled between sealing ring on the inside of sealing ring and is provided with several balls.Reserve, institute are offered inside the bearing outer ring Stating reserve quantity is four, and the reserve four is uniformly arranged along bearing outer ring, and four reserves are along bearing outer ring Outside offers venthole, makes to keep pressure balance in reserve, is slidably fitted with crowded oiled-plate method in four reserves, Spring one end is installed on the outside of the crowded oiled-plate method, the spring other end is installed on the lateral wall of reserve, in the reserve Side offers filling region, and the filling region section is less than reserve section, passes through oil outlet between the filling region and seal area It is connected to, is connected between two adjacent filling regions by connecting line, pump nozzle is installed on the outside of the bearing outer ring, institute It states pump nozzle to be connected to by oil filling pipeline with filling region, outage, the seal area and oil extraction is provided in the bearing outer ring The connection of hole one end, the outage other end is equipped with plug, offers oil leak hole on the plug, and the oil leak hole is by oil extraction Hole is connected to outside.

The bearing of automobile above-mentioned, the bearing inner race are embedded with the first wearing bush.

The bearing of automobile above-mentioned, the bearing outer ring are equipped with the second wearing bush outside.

The bearing of automobile above-mentioned, the pump nozzle are unidirectional pump nozzle.

The bearing of automobile above-mentioned, the oil filling pipeline are connected to four filling regions.

The bearing of automobile above-mentioned, the oil extraction hole number is four, and outage is uniformly arranged along bearing outer ring, and Oil leak hole aperture is much smaller than outage aperture.

Compared with prior art, the utility model has the beneficial effect that through shape between bearing inner race and bearing outer ring At seal area, the opening of seal area two sides is equipped with sealing device, prevents the lubricant grease in seal area from largely leaking, passes through Sealing device includes sealing ring, and sealing ring is fixedly installed in bearing inner race outer ring surface, the fixed peace of the inner ring surface of bearing outer ring It equipped with sealing ring, is socketed in sealing ring on the inside of sealing ring, rolling is provided with several between sealing ring inside and sealing ring A ball enables sealing ring fast scroll in sealing ring, by offering reserve, reserve number inside bearing outer ring Amount is four, and four reserves are uniformly arranged along bearing outer ring, is slidably fitted with crowded oiled-plate method in four reserves, is squeezed outside oiled-plate method Side is equipped with spring one end, and the spring other end is installed on the lateral wall of reserve, acts on the elastic force of spring on crowded oiled-plate method, when Oil in seal area squeezes oiled-plate method when leaking can get into the lubricant grease in reserve seal area supplement, prevent in seal area Oil mass is reduced, and by offering filling region on the inside of reserve, filling region section is less than reserve section, filling region and seal area it Between by oil outlet be connected to, so that the oil in reserve is entered in seal area by filling region and oil outlet, by adjacent Connected between two filling regions by connecting line, pump nozzle be installed on the outside of bearing outer ring, pump nozzle by oil filling pipeline with Filling region connection, enables connecting line to be connected to four filling regions, the lubricant grease in four filling regions is enable to mend mutually Fill, at the same user can the oiling into filling region by pump nozzle, lubricant grease can be entered by filling region seal area and In reserve, make to be filled with lubricant grease in seal area and reserve, by being provided with outage in bearing outer ring, seal area with The connection of outage one end, the outage other end is equipped with plug, offers oil leak hole on plug, and oil leak hole is by outage and external Connection needs to open plug, enables impurity is more in seal area oil from oil extraction when injecting lubricant grease in filling region Hole discharge, again blocks plug after the completion of oiling, and oil leak hole can be slow by the lubricant grease in seal area when bearing is used A small amount of discharge reduces the impurity level in seal area in lubricant grease.

Detailed description of the invention

Fig. 1 is the cross-sectional view of the utility model；

Fig. 2 is the main view of the utility model；

Fig. 3 is the front view structure cross-sectional view of the utility model；

Fig. 4 is schematic enlarged-scale view at a of the utility model.

The meaning of appended drawing reference: 1- bearing inner race, 2- bearing outer ring, the reserve 201-, the filling region 202-, 203- are fuel-displaced Hole, 204- connecting line, 205- oil filling pipeline, 206- outage, 207- venthole, 3- seal area, 4- sealing device, 401- are close Big envelope ring, 402- sealing ring, 403- ball, 5- bearing roller, 6- squeeze oiled-plate method, 7- spring, the first wearing bush of 8-, the second abrasionproof of 9- Set, 10- pump nozzle, 11- plug, 111- oil leak hole.

The utility model is further described with reference to the accompanying drawings and detailed description.

Specific embodiment

The embodiments of the present invention 1: as Figure 1-Figure 4, a kind of bearing of automobile includes bearing inner race 1 and bearing Outer ring 2, it is characterised in that: rolled between the bearing inner race 1 and bearing outer ring 2 and be provided with several bearing rollers 5, the axis Formation seal area 3 between inner ring 1 and bearing outer ring 2 is held, the opening of 3 two sides of seal area is equipped with sealing device 4, described Sealing device 4 includes sealing ring 401, and the sealing ring 401 is fixedly installed in 1 outer ring surface of bearing inner race, outside the bearing The inner ring surface of circle 2 is fixedly installed with sealing ring 402, is socketed in sealing ring 401 on the inside of the sealing ring 402, the sealing It is rolled between 402 inside of ring and sealing ring 401 and is provided with several balls 403.Oil storage is offered inside the bearing outer ring 2 Area 201,201 quantity of reserve are four, and four reserves 201 are uniformly arranged along bearing outer ring 2, four storages Oily area 201 offers venthole 207 along 2 outside of bearing outer ring, is slidably fitted with crowded oiled-plate method in four reserves 201 6,7 one end of spring is installed on the outside of the crowded oiled-plate method 6,7 other end of spring is installed on 201 lateral wall of reserve, described Filling region 202 is offered on the inside of reserve 201,202 section of filling region is less than 201 section of reserve, the filling region 202 It is connected between seal area 3 by oil outlet 203, is connected between two adjacent filling regions 202 by connecting line 204 It connects, pump nozzle 10 is installed on the outside of the bearing outer ring 2, the pump nozzle 10 is connected by oil filling pipeline 205 and filling region 202 It is logical, outage 206 is provided in the bearing outer ring 2, the seal area 3 is connected to 206 one end of outage, the outage 206 other ends are equipped with plug 11, offer oil leak hole 111 on the plug 11, the oil leak hole 111 by outage 206 with Outside connection.

Embodiment 2: as Figure 1-Figure 4, a kind of bearing of automobile includes bearing inner race 1 and bearing outer ring 2, the axis It holds to roll between inner ring 1 and bearing outer ring 2 and is provided with several bearing rollers 5, between the bearing inner race 1 and bearing outer ring 2 Seal area 3 is formed, the opening of 3 two sides of seal area is equipped with sealing device 4, prevents the lubricant grease in seal area 3 big Amount leakage, the sealing device 4 include sealing ring 401, and the sealing ring 401 is fixedly installed in 1 outer ring surface of bearing inner race, The inner ring surface of the bearing outer ring 2 is fixedly installed with sealing ring 402, is socketed on sealing ring 401 on the inside of the sealing ring 402 It is interior, it is rolled between 402 inside of sealing ring and sealing ring 401 and is provided with several balls 403, enable sealing ring 402 The fast scroll in sealing ring 401.

Reserve 201 is offered inside the bearing outer ring 2,201 quantity of reserve is four, four oil storages Area 201 is uniformly arranged along bearing outer ring 2, and four reserves 201 offer venthole 207, institute along 2 outside of bearing outer ring It states and is slidably fitted with crowded oiled-plate method 6 in four reserves 201,7 one end of spring, the spring 7 are installed on the outside of the crowded oiled-plate method 6 The other end is installed on 201 lateral wall of reserve, acts on the elastic force of spring 7 on crowded oiled-plate method 6, when the oil in seal area 3 is let out The lubricant grease in reserve 201 can be got into seal area 3 and supplemented by crowded oiled-plate method 6 when leakage, be offered on the inside of the reserve 201 Filling region 202,202 section of filling region are less than 201 section of reserve, by going out between the filling region 202 and seal area 3 Oilhole 203 is connected to, and so that the oil in reserve 201 is entered in seal area 3 by filling region 202 and oil outlet 203, the phase It is connected between two adjacent filling regions 202 by connecting line 204, pump nozzle 10 is installed on the outside of the bearing outer ring 2, it is described Pump nozzle 10 is connected to by oil filling pipeline 205 with filling region 202, and connecting line 205 is enable to be connected to four filling regions 202, The lubricant grease in four filling regions 202 is set to complement each other, while user can be by pump nozzle 10 to filling region 202 Interior oiling, lubricant grease can be entered in seal area 3 and reserve 201 by filling region 202, make seal area 3 and reserve 201 It is inside filled with lubricant grease, outage 206 is provided in the bearing outer ring 2, the seal area 3 connects with 206 one end of outage Logical, 206 other end of outage is equipped with plug 11, and oil leak hole 111, the oil leak hole 111 are offered on the plug 11 Outage 206 is connected to outside, needs to open plug 11 when injecting lubricant grease in filling region 202, make in seal area 3 The more lubricant grease of impurity can be discharged from outage 206, again block plug 11 after the completion of oiling, oil leak hole 111 can When bearing is used by the slow a small amount of discharge of lubricant grease in seal area 3, make the impurity level in seal area 3 in lubricant grease It reduces.

Further, the bearing inner race 1 is embedded with the first wearing bush 8, and enhancing bearing inner race 1 is wear-resistant with axis contact surface Property.Second wearing bush 9 is installed outside the bearing outer ring 2, enhances the wear resistence outside bearing outer ring 2.The pump nozzle 10 is single To pump nozzle, prevent lubricant grease from leaking from pump nozzle 10.The oil filling pipeline 205 is connected to four filling regions 202, is made Oiling can be carried out quickly.Specifically, 206 quantity of outage is four, and outage 206 is uniformly set along bearing outer ring 2 Set, and 111 aperture of oil leak hole is much smaller than 206 aperture of outage, make in oiling in seal area 3 can quick oil-discharging, in bearing Lubricant grease when use in seal area 3 being capable of slowly a small amount of discharge.

Working principle of the utility model is: when the utility model is used, user passes through pump nozzle 10 to filling region 202 Interior oiling, lubricant grease can be entered in seal area 3 and reserve 201 by filling region 202, make seal area 3 and reserve 201 It is inside filled with lubricant grease, by 1 set of bearing inner race on the outside of axis, bearing inner race 1 is able to drive in axis rotation and is rolled by bearing Son 5 rotates in bearing outer ring 2, and at this time if bearing has abrasion that lubricant grease is caused to leak, squeezing oiled-plate method 6 can be by reserve Lubricant grease in 201 gets into the supplement of seal area 3, while oil leak hole 111 can be when bearing be used by the lubrication in seal area 3 The slow a small amount of discharge of grease, reduces the impurity level in seal area 3 in lubricant grease.

Claims (6)

1. a kind of bearing of automobile, including bearing inner race (1) and bearing outer ring (2), it is characterised in that: the bearing inner race (1) it is rolled between bearing outer ring (2) and is provided with several bearing rollers (5), the bearing inner race (1) and bearing outer ring (2) Between form seal area (3), the opening of seal area (3) two sides is equipped with sealing device (4), the sealing device (4) Including sealing ring (401), the sealing ring (401) is fixedly installed in bearing inner race (1) outer ring surface, the bearing outer ring (2) inner ring surface is fixedly installed with sealing ring (402), is socketed in sealing ring (401) on the inside of the sealing ring (402), institute It states to roll between sealing ring (401) on the inside of sealing ring (402) and is provided with several balls (403)；

It is offered reserve (201) inside the bearing outer ring (2), reserve (201) quantity is four, four storages Oily area (201) is uniformly arranged along bearing outer ring (2), and four reserves (201) offer logical on the outside of bearing outer ring (2) Stomata (207), four reserves (201) are interior to be slidably fitted with crowded oiled-plate method (6), is equipped on the outside of the crowded oiled-plate method (6) Spring (7) one end, spring (7) other end are installed on reserve (201) lateral wall, are opened on the inside of the reserve (201) Equipped with filling region (202), filling region (202) section is less than reserve (201) section, the filling region (202) and sealing It is connected between area (3) by oil outlet (203), between two adjacent filling regions (202) even by connecting line (204) It connects, is equipped with pump nozzle (10) on the outside of the bearing outer ring (2), the pump nozzle (10) passes through oil filling pipeline (205) and oiling Area (202) connection, the bearing outer ring (2) is interior to be provided with outage (206), the seal area (3) and outage (206) one end Connection, outage (206) other end is equipped with plug (11), offers oil leak hole (111) on the plug (11), described Outage (206) is connected to by oil leak hole (111) with outside.

2. the bearing of automobile according to claim 1, it is characterised in that: it is anti-that the bearing inner race (1) is embedded with first Grinding set (8).

3. the bearing of automobile according to claim 1, it is characterised in that: be equipped with second outside the bearing outer ring (2) Wearing bush (9).

4. the bearing of automobile according to claim 1, it is characterised in that: the pump nozzle (10) is unidirectional pump nozzle.

5. the bearing of automobile according to claim 1, it is characterised in that: the oil filling pipeline (205) and four oilings Area (202) is connected to.

6. the bearing of automobile according to claim 1, it is characterised in that: outage (206) quantity is four, and Outage (206) is uniformly arranged along bearing outer ring (2), and oil leak hole (111) aperture is much smaller than outage (206) aperture.