CN207935292U - A kind of automobile engine bearing - Google Patents

Abstract

The utility model discloses a kind of automobile engine bearings, including bearing shell, oil filler point and thread groove, the outer middle side part of the bearing shell is provided with main oil groove, and the both sides of main oil groove are equipped with secondary oil groove, the oil filler point is through the inside of main oil groove, two middle side parts of the bearing shell are provided with containing oilhole, and the left wall of bearing shell is fixedly arranged in the middle of locating piece, the both sides of the bearing shell are internally provided with pin, and thinned block is fixed at the top of bearing shell, it is provided with steel back layer on the outside of the bearing shell, and the inside of bearing shell is equipped with iron block, the inside for being fixed on bearing shell of the thread groove, and bearing alloy layer is installed on the inside of thread groove, it is provided with oil lamella on the inside of the bearing alloy layer, it is fixed with fixture block below the bearing shell, and spring is installed on the inside of fixture block.The automobile engine bearing is provided with main oil groove, lubricating oil can be prevented to be consumed by long-term use by main oil groove to bearing shell make-up oil, while the oil filler point of convex structure is convenient for the entrance of lubricating oil.

Description

A kind of automobile engine bearing

Technical field

The utility model is related to bearing shell technical field, specially a kind of automobile engine bearing.

Background technology

Bearing is component that is fixed and reducing load friction coefficient to be played in mechanical transmission course, and bearing is generally divided into cunning Dynamic bearing and rolling bearing, bearing shell are exactly one of which sliding bearing, have oil-containing and wear-resisting functions, bearing shell is automobile engine Important component.

Bearing shell in the market does not position and fixing device, is easy that bearing shell and bearing block is made to relatively move, and secondly moistens It is inconvenient that lubricating oil imports, and to cannot be guaranteed the normal supply of oil pressure, while the rigidity of bearing shell is not high, for this purpose, it is proposed that a kind of Automobile engine bearing.

Utility model content

The purpose of this utility model is to provide a kind of automobile engine bearings, mentioned above in the background art to solve Bearing shell does not position and fixing device, is easy that bearing shell and bearing block is made to relatively move, and secondly lubricating oil imports inconvenient, to It cannot be guaranteed that the normal supply of oil pressure, while the problem that the rigidity of bearing shell is not high.

To achieve the above object, the utility model provides the following technical solutions：A kind of automobile engine bearing, including axis Watt, oil filler point and thread groove, the outer middle side part of the bearing shell is provided with main oil groove, and the both sides of main oil groove are equipped with secondary oil groove, The oil filler point is provided with through the inside of main oil groove, two middle side parts of the bearing shell containing oilhole, and in the middle part of the left wall of bearing shell It is fixed with locating piece, the both sides of the bearing shell are internally provided with pin, and thinned block is fixed at the top of bearing shell, the bearing shell Outside is provided with steel back layer, and the inside of bearing shell is equipped with iron block, the inside for being fixed on bearing shell of the thread groove, and thread groove Inside bearing alloy layer is installed, oil lamella is provided on the inside of the bearing alloy layer, is fixed with below the bearing shell Fixture block, and spring is installed on the inside of fixture block.

Preferably, the inside depth of the secondary oil groove is less than the thickness of bearing shell, and the inside depth of secondary oil groove and main oil groove Inside depth it is equal.

Preferably, described to be connected to be integrated with oil filler point containing oilhole, it is connected with oil filler point containing oilhole, and contain oilhole With the perpendicular shape structure in junction of oil filler point.

Preferably, the rectangular structure of the locating piece, and locating piece is integrated connection with bearing shell.

Preferably, the iron block is in and is equally spaced, and iron block is uniformly distributed about the longitudinal center line of bearing shell.

Preferably, the spring is provided with 6, and spring is symmetrical about the vertical centerline of bearing shell, and spring and fixture block It is connected for integration.

Compared with prior art, the utility model has the beneficial effects that：The automobile engine bearing is provided with main oil groove, energy Enough lubricating oil is prevented to be consumed by long-term use to bearing shell make-up oil by main oil groove, while the oiling of convex structure It is convenient for the entrance of lubricating oil, the inside depth secondary oil groove equal with the inside depth of main oil groove that surface oil groove can be made mutually to pass through in hole Logical, consequently facilitating circulation of the lubricating oil on bearing shell surface, what is be connected with oil filler point can store up containing oilhole in the inside containing oilhole Certain lubricants capacity is deposited, is needed periodically to the trouble of main oil groove oiling to reduce, next locating piece can prevent bearing shell opposite The relative movement of axial and circumferential is generated in bearing spider, to ensure correctness when Sleeve assembling, while will by pin Bearing shell is fixed with bearing spider, and bearing shell and bearing spider is further prevented to relatively move, and thinned block prevents bearing shell from filling The phenomenon that with causing bearing shell to be bonded with shaft, burn bearing shell to high temperature after compression, steel back layer can increase the hardness of back of bearing, Equally distributed iron block can increase the rigidity inside bearing shell, and to improve the fatigue strength and bearing capacity of bearing shell, bearing closes Layer gold can improve the frictional property on bearing shell surface, and thread groove can increase the degree of adhesion of bearing alloy layer and bearing shell surface, prevent The phenomenon that bearing alloy layer is fallen off during long-time service, oil lamella prevent bearing shell and shaft direct friction, to It generates high temperature and damages bearing shell, spring can reduce shaft in rotation process to the pressure of bearing shell, to improve when shaft rotates Stability.

Description of the drawings

Fig. 1 is the utility model overlooking structure diagram；

Fig. 2 is the utility model forward sight internal structure schematic diagram；

Fig. 3 is the utility model side view internal structure schematic diagram.

In figure：1, bearing shell, 2, main oil groove, 3, secondary oil groove, 4, oil filler point, 5, contain oilhole, 6, locating piece, 7, pin, 8, subtract Thin piece, 9, steel back layer, 10, iron block, 11, thread groove, 12, bearing alloy layer, 13, oil lamella, 14, fixture block, 15, spring.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of automobile engine bearing, including bearing shell 1, Main oil groove 2, oil filler point 4, contains oilhole 5, locating piece 6, pin 7, block 8, steel back layer 9, iron block 10, thread groove is thinned secondary oil groove 3 11, the outer middle side part of bearing alloy layer 12, oil lamella 13, fixture block 14 and spring 15, bearing shell 1 is provided with main oil groove 2, and main oil groove 2 both sides are equipped with secondary oil groove 3, and the inside depth of secondary oil groove 3 is less than the thickness of bearing shell 1, and the inside depth of secondary oil groove 3 and master The inside depth of oil groove 2 is equal, the main oil groove 2 on 1 surface of bearing shell and secondary oil groove 3 can be made to be mutually communicated, consequently facilitating lubricating oil exists The stream phase intercommunication on the surface of bearing shell 1, oil filler point 4 are provided with through the inside of main oil groove 2, two middle side parts of bearing shell 1 containing oilhole 5, and the left wall of bearing shell 1 is fixedly arranged in the middle of locating piece 6, is connected to be integrated with oil filler point 4 containing oilhole 5, contains oilhole 5 and oiling Hole 4 is connected, and the perpendicular shape structure in junction containing oilhole 5 Yu oil filler point 4, by certain to the internal reservoir containing oilhole 5 Lubricants capacity, and flow through by oil filler point 4 surface of bearing shell 1, needed periodically to the trouble of 2 oiling of main oil groove to reduce, 6 rectangular structure of locating piece, and locating piece 6 is integrated connection with bearing shell 1, prevents 1 watt of axis from being generated relative to bearing spider The relative movement of axial and circumferential, correctness when to ensure that bearing shell 1 assembles, the both sides of bearing shell 1 are internally provided with pin 7, And the top of bearing shell 1 is fixed with thinned block 8, the outside of bearing shell 1 is provided with steel back layer 9, and the inside of bearing shell 1 is equipped with iron block 10, iron block 10 is in be equally spaced, and iron block 10 is uniformly distributed about the longitudinal center line of bearing shell 1,10 energy of equally distributed iron block Enough increase the rigidity inside bearing shell 1, to improve the fatigue strength and bearing capacity of bearing shell 1, thread groove 11 is fixed on bearing shell 1 Inside, and the inside of thread groove 11 is equipped with bearing alloy layer 12, and the inside of bearing alloy layer 12 is provided with oil lamella 13, axis Watt 1 lower section is fixed with fixture block 14, and the inside of fixture block 14 is equipped with spring 15, and spring 15 is provided with 6, spring 15 about The vertical centerline of bearing shell 1 is symmetrical, and spring 15 is integrated connection with fixture block 14, and spring 15 can reduce shaft in rotation process In to the pressure of bearing shell 1, to improve stability when shaft rotation.

Operation principle：This kind of bearing shell is first installed bearing shell 1 and bearing spider inside, fixture block 14 by fixture block 14 The spring 15 of inside can reduce shaft in rotation process to the pressure of bearing shell 1, and bearing shell 1 and bearing are moved further according to locating piece 6 Relative position between bearing, correctness when to ensure that bearing shell 1 assembles, then bearing shell 1 is fixed by pin 7, prevent Only bearing shell 1 relative to bearing spider generate axial and circumferential relative movement, to main oil groove 2 inside inject suitable lubricating oil, Lubricating oil arrives secondary oil groove 3 again through main oil groove 2 to oil filler point 4, consequently facilitating lubricating oil connects in the stream phase intercommunication on the surface of bearing shell 1 The lubricants capacity certain in the internal reservoir containing oilhole 5, is needed periodically to the trouble of 2 oiling of main oil groove, in work to reduce Make in engineering, steel back layer 9 can increase the hardness at 1 back side of bearing shell, and equally distributed iron block 10 can increase rigid inside bearing shell 1 Degree, to improve the fatigue strength and bearing capacity of bearing shell 1, bearing alloy layer 12 can improve the frictional property on 1 surface of bearing shell, Thread groove 11 can increase the degree of adhesion on 1 surface of bearing alloy layer 12 and bearing shell, prevent bearing alloy layer 12 in the mistake of long-time service The phenomenon that being fallen off in journey, oil lamella 13 prevent bearing shell 1 and shaft direct friction, and bearing shell 1 is damaged to generate high temperature.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of automobile engine bearing, including bearing shell（1）, oil filler point（4）And thread groove（11）, it is characterised in that：The axis Watt（1）Outer middle side part be provided with main oil groove（2）, and main oil groove（2）Both sides secondary oil groove is installed（3）, the oil filler point（4） Through main oil groove（2）Inside, the bearing shell（1）Two middle side parts be provided with containing oilhole（5）, and bearing shell（1）Left wall in Portion is fixed with locating piece（6）, the bearing shell（1）Both sides be internally provided with pin（7）, and bearing shell（1）Top be fixed with and subtract Thin piece（8）, the bearing shell（1）Outside be provided with steel back layer（9）, and bearing shell（1）Inside iron block is installed（10）, the spiral shell Groove（11）Be fixed on bearing shell（1）Inside, and thread groove（11）Inside bearing alloy layer is installed（12）, the bearing Alloy-layer（12）Inside be provided with oil lamella（13）, the bearing shell（1）Lower section be fixed with fixture block（14）, and fixture block（14）'s Inside is equipped with spring（15）.

2. a kind of automobile engine bearing according to claim 1, it is characterised in that：The pair oil groove（3）Inside it is deep Degree is less than bearing shell（1）Thickness, and secondary oil groove（3）Inside depth and main oil groove（2）Inside depth it is equal.

3. a kind of automobile engine bearing according to claim 1, it is characterised in that：It is described to contain oilhole（5）With oil filler point （4）It is connected for integration, contains oilhole（5）With oil filler point（4）It is connected, and contains oilhole（5）With oil filler point（4）Junction be in Vertical configuration structure.

4. a kind of automobile engine bearing according to claim 1, it is characterised in that：The locating piece（6）It is rectangular Structure, and locating piece（6）With bearing shell（1）It is connected for integration.

5. a kind of automobile engine bearing according to claim 1, it is characterised in that：The iron block（10）In equidistant point Cloth, and iron block（10）About bearing shell（1）Longitudinal center line be uniformly distributed.

6. a kind of automobile engine bearing according to claim 1, it is characterised in that：The spring（15）6 are provided with, Its spring（15）About bearing shell（1）Vertical centerline it is symmetrical, and spring（15）With fixture block（14）It is connected for integration.