CN220452515U

CN220452515U - Split rocker arm bearing pedestal

Info

Publication number: CN220452515U
Application number: CN202321748727.9U
Authority: CN
Inventors: 陈秀芳; 周德成
Original assignee: Changzhou Rongfangsheng Intelligent Technology Co ltd
Current assignee: Changzhou Rongfangsheng Intelligent Technology Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-02-06
Anticipated expiration: 2033-07-05

Abstract

The utility model discloses a split rocker arm bearing seat, which relates to the technical field of bearing seats and comprises a bearing seat body formed by splicing two shells; the lantern ring assembly is arranged in the middle of the bearing seat body, a cylindrical through hole is formed in the middle in a penetrating manner, and a plurality of inner grooves are formed in the outer circular surface of the through hole; the sleeve ring assembly comprises a first sleeve ring arranged in the middle of a bearing seat body, a connecting table is arranged at one end of the first sleeve ring, a fixed clamping ring is sleeved on the outer circular surface of the first sleeve ring, a plurality of connecting grooves are formed in the side wall of the first sleeve ring, and the first sleeve ring is connected with a second sleeve ring through the connecting grooves. By arranging the quick combined rocker arm bearing seat, the problem that the rocker arm bearing seat in the prior art is inconvenient to assemble and disassemble when being periodically checked and maintained is solved.

Description

Split rocker arm bearing pedestal

Technical Field

The utility model relates to the technical field of bearing seats, in particular to a split rocker arm bearing seat.

Background

Rocker arm bearings are a common component in automotive engines. It is located in the cylinder head area of the engine for supporting and connecting rocker shafts and rocker arms. The main function of the rocker arm bearing seat is to provide support for the rocker arm shaft, so that the rocker arm can move up and down according to the running rhythm of the engine. The rocker bearing housing is typically made of a metallic material, such as an iron alloy or an aluminum alloy. It needs to have high strength and wear resistance to withstand the pressure and friction forces generated by the rocker arm during engine operation. The rocker arm bearing seat bears larger force and movement load in the working process of the engine, so that the rocker arm bearing seat needs to be checked and maintained regularly to ensure the normal operation of the rocker arm bearing seat.

In the prior art, if the rocker arm bearing seat is damaged or worn, the performance of the engine may be reduced, and abnormal noise or failure of a rocker arm system may occur. Therefore, in order to ensure normal operation of the engine, it is necessary to replace worn or failed rocker arm bearing seats in time, and in order to maintain the strength of the existing rocker arm bearing seats at a high level, an integrated design is generally adopted, however, the rocker arm bearing seats of the integrated design are inconvenient to assemble and disassemble, which results in inconvenient replacement and maintenance.

Disclosure of Invention

The utility model aims to solve the problem that the rocker arm bearing seat in the prior art is inconvenient to assemble and disassemble when being periodically checked and maintained by arranging the quick combined rocker arm bearing seat.

In order to achieve the above object, the present utility model provides the following technical solutions:

a split rocker arm bearing seat comprises a bearing seat body formed by splicing two shells;

the lantern ring assembly is arranged in the middle of the bearing seat body, a cylindrical through hole is formed in the middle in a penetrating manner, and a plurality of inner grooves are formed in the outer circular surface of the through hole;

the sleeve ring assembly comprises a first sleeve ring arranged in the middle of a bearing seat body, a connecting table is arranged at one end of the first sleeve ring, a fixed clamping ring is sleeved on the outer circular surface of the first sleeve ring, a plurality of connecting grooves are formed in the side wall of the first sleeve ring, and the first sleeve ring is connected with a second sleeve ring through the connecting grooves.

As the preferable technical scheme of this application, the outer loop of first lantern ring is annular equidistant and is provided with outer lug.

As a preferable technical scheme of the application, the inner ring of the first lantern ring is provided with an inner protruding block corresponding to the connecting groove.

As the preferred technical scheme of this application, be equipped with the spacing step that is located the connection table inner ring department on the first lantern ring, the width of spacing step reduces from outside to inside gradually.

As a preferred technical scheme of the application, the top end of the shell is provided with at least two fixing rings.

As the preferred technical scheme of this application, also offered a plurality of spread grooves on the lateral wall of second lantern ring, the second lantern ring is connected with the third lantern ring through the spread groove.

As the preferred technical scheme of this application, the both ends of bearing frame body are equipped with the fixed ear, the screw hole that the symmetry set up has been seted up along bearing frame body direction of height to the fixed ear.

As a preferable technical scheme of the application, the fixed clamping ring is a member made of elastic materials.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the connecting table is used, the clamping ring is fixed in a sliding manner along the through hole, the outer side of the clamping ring is fixedly connected to the inner groove in an extending manner, one end of the first lantern ring, which is away from the connecting table, is inserted into the through hole, the first lantern ring is hooped by the fixing clamping ring and is connected to the through hole in a clamping manner, and the second lantern ring is installed in the first lantern ring through the connecting groove, so that the installation stability of the second lantern ring is ensured. The second lantern ring is used for stably supporting the rocker arm shaft, and the rocker arm can move according to the movement rhythm of the engine. The fixed clamping ring, the first lantern ring and the second lantern ring are sequentially installed, so that the assembly and disassembly work of the rocker arm bearing seat is rapidly completed, periodic inspection and maintenance are facilitated, and the inspection and maintenance efficiency is improved.

2. The limiting step firstly plays a guiding role in the installation of the rocker arm shaft, so that the rocker arm shaft can be conveniently installed, external folding angles are reduced, and the possibility of abrasion is reduced.

Description of the drawings:

FIG. 1 is an overall block diagram of a split rocker arm bearing mount in accordance with an embodiment of the present utility model;

FIG. 2 is an exploded view of a split rocker arm bearing housing in accordance with one embodiment of the present utility model;

FIG. 3 is a block diagram of a collar assembly according to a first embodiment of the present utility model;

fig. 4 is a structural diagram of a fixing clip according to a first embodiment of the present utility model.

The figures indicate: 1. a bearing housing body; 11. a housing; 111. a fixing ring; 12. a through hole; 121. an inner tank; 13. a fixed ear; 14. a threaded hole; 2. a collar assembly; 21. a first collar; 211. an outer bump; 212. an inner bump; 213. a limit step; 22. a connection station; 23. a fixed snap ring; 24. a connecting groove; 25. and a second collar.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model, as claimed, but is merely representative of some embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Embodiment one:

referring to fig. 1 to 2, a split rocker arm bearing seat is provided in this embodiment.

A split rocker arm bearing seat comprises a bearing seat body 1 formed by splicing two shells;

the middle part of the bearing seat body 1 is of a penetrating hollow design, a lantern ring assembly 2 is arranged in the middle of the bearing seat body 1, and a cylindrical through hole 12 is formed in the middle of the lantern ring assembly 2 in a hollow mode;

referring to fig. 2 to 3, the collar assembly 2 includes a first collar 21 clamped in the middle of the bearing seat body 1, the caliber of the first collar 21 is equivalent to the aperture of the through hole 12, one end of the first collar 21 is provided with a connecting table 22, the outer circular surface of the first collar 21 is sleeved with a fixing snap ring 23, a plurality of connecting grooves 24 are formed in the side wall of the first collar 21, and the first collar 21 is connected with a second collar 25 through the connecting grooves 24. The outer circular surface of the through hole 12 is provided with annular inner grooves 121 which are arranged at equal intervals, the fixed snap ring 23 is made of elastic materials, after the fixed snap ring 23 is inserted into the through hole 12, the outer side of the fixed snap ring 23 is extruded to shrink inwards, the fixed snap ring 23 slides along the through hole 12, and the outer side of the fixed snap ring 23 is stretched and clamped at the inner grooves 121. After the clamping is completed, one end of the first lantern ring 21, which is away from the connecting table 22, is inserted into the through hole 12, and the fixed clamping ring 23 clamps the first lantern ring 21, so that the first lantern ring 21 is clamped at the through hole 12. The second collar 25 is then mounted in the first collar 21 through the connection groove 24, so that the mounting stability of the second collar 25 is ensured. The second collar 25 is provided to stably support the rocker arm shaft, and the rocker arm is provided to move in accordance with the movement rhythm of the engine. The fixed clamping ring 23, the first lantern ring 21 and the second lantern ring 25 are sequentially installed, so that the assembly and disassembly work of the rocker arm bearing seat is rapidly completed, periodic inspection and maintenance are facilitated, and the inspection and maintenance efficiency is improved.

Referring to fig. 2 to 4, the outer ring of the first collar 21 is provided with outer protrusions 211 at equal intervals in a ring shape, the number and positions of the outer protrusions 211 are equal to those of the inner grooves 121, the outer protrusions 211 extend inward and are abutted with the inner grooves 121, and the outer protrusions 211 play a role in counteracting when a lateral force is applied.

The inner ring of the first collar 21 is provided with inner protrusions 212 corresponding to the positions of the coupling grooves 24. The position of the inner bump 212 corresponds to the position of the connection groove 24, and the inner bump 212 extends into the connection groove 24 to increase the contact area with the connection groove 24, thereby improving the connection stability.

The first lantern ring 21 is provided with a limiting step 213 positioned at the inner ring of the connecting table 22, and the width of the limiting step 213 gradually decreases from outside to inside. The limiting step 213 first guides the installation of the rocker shaft, allowing the rocker shaft to be installed easily, and reducing the external angle of refraction and the possibility of wear.

The top end of the housing 11 is provided with at least two fixing rings 111. The fixing ring 111 serves to fix the bearing housing body 1 from the outside, thereby lifting the stability of the bearing housing body 1 when in operation.

The both ends of bearing frame body 1 are equipped with fixed ear 13, and fixed ear 13 has offered the screw hole 14 that the symmetry set up along bearing frame body 1 direction of height. The bearing seat body 1 can be fixed in a working area through the threaded hole 14, so that the working stability is improved.

Embodiment two:

referring to fig. 2 to 4, in comparison with the first embodiment, the second collar 25 is further described, a plurality of connecting grooves 24 are also formed on the side wall of the second collar 25, and the second collar 25 is connected with a third collar through the connecting grooves 24. During use, a suitable number of collars may be installed to accommodate the use requirements of different rocker shafts.

In the description of the present utility model, it should be noted that, the terms "upper", "lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, or an azimuth or a positional relationship conventionally understood by those skilled in the art, such terms are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.

Claims

1. The utility model provides a split type rocking arm bearing frame which characterized in that: comprises a bearing seat body (1) formed by splicing two shells (11);

the lantern ring assembly (2) is arranged in the middle of the bearing seat body (1), a cylindrical through hole (12) is formed in the middle in a penetrating manner, and a plurality of inner grooves (121) are formed in the outer circular surface of the through hole (12);

the novel bearing seat comprises a bearing seat body (1), and is characterized in that the collar assembly (2) comprises a first collar (21) arranged in the middle of the bearing seat body (1), a connecting table (22) is arranged at one end of the first collar (21), a fixed clamping ring (23) is sleeved on the outer circular surface of the first collar (21), a plurality of connecting grooves (24) are formed in the side wall of the first collar (21), and the first collar (21) is connected with a second collar (25) through the connecting grooves (24).

2. The split rocker arm bearing housing of claim 1, wherein: the outer ring of the first lantern ring (21) is provided with outer protruding blocks (211) at equal intervals in an annular shape.

3. The split rocker arm bearing housing of claim 2, wherein: the inner ring of the first lantern ring (21) is provided with an inner lug (212) corresponding to the connecting groove (24).

4. The split rocker arm bearing housing of claim 1, wherein: the first lantern ring (21) is provided with a limiting step (213) positioned at the inner ring of the connecting table (22), and the width of the limiting step (213) gradually decreases from outside to inside.

5. The split rocker arm bearing housing of claim 1, wherein: at least two fixing rings (111) are arranged at the top end of the shell (11).

6. The split rocker arm bearing housing of claim 1, wherein: a plurality of connecting grooves (24) are also formed in the side wall of the second lantern ring (25), and the second lantern ring (25) is connected with a third lantern ring (3) through the connecting grooves (24).

7. The split rocker arm bearing housing of claim 1, wherein: the two ends of the bearing seat body (1) are provided with fixing lugs (13), and the fixing lugs (13) are provided with symmetrically arranged threaded holes (14) along the height direction of the bearing seat body (1).

8. The split rocker arm bearing housing of claim 1, wherein: the fixed snap ring (23) is a member made of elastic material.