CN213144559U

CN213144559U - Lubricating mechanism of tappet body of automobile engine

Info

Publication number: CN213144559U
Application number: CN202021427471.8U
Authority: CN
Inventors: 陈洁; 陈光远
Original assignee: Anhui Kangke Metal Technology Co ltd
Current assignee: Anhui Kangke Metal Technology Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-05-07
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses a lubricating mechanism of automobile engine tappet body, which comprises a bod, the main oil duct is installed to one side in the organism, the oil feed way is installed on the upper portion of main oil duct, the tappet body is installed to the upper end of oil feed way, the externally mounted of tappet body has the sleeve, a set of recess has been seted up to the outside of tappet body, the lower part installation of tappet body has met the cam mutually, a plurality of oil-outs have been seted up to the section week portion that stretches out of tappet body, the draining opening has been seted up to the lower part of oil-out, a set of oil duct is installed to oil pocket shell lateral wall, and is a set of nozzle chamber is installed to close terminal surface between the oil. This practicality is through communicating lubricated mechanism for tappet body and cam are when producing the boundary friction, and corresponding wearing and tearing reduce, and the lubricating oil film that forms certain thickness simultaneously takes away the heat that certain friction produced, effectively dispels the heat, effectively promotes holistic life, guarantees subsequent result of use.

Description

Lubricating mechanism of tappet body of automobile engine

Technical Field

The utility model relates to a lubricating mechanism of tappet body is technical field related specifically is a lubricating mechanism of automobile engine tappet body.

Background

The tappet is an indispensable part of a middle-arranged diesel engine and a lower-arranged diesel engine of the camshaft and is used for converting the rotary motion of the camshaft into the up-and-down motion of the push rod to complete the opening and closing of the valve. Its function is to transmit the thrust of the camshaft to the push rod (or valve stem) and to take up the lateral forces exerted when the camshaft rotates. The tappet is provided with an adjusting screw at the top thereof for adjusting the valve clearance.

However, the lubricating oil amount obtained after friction between the tappet body and the cam of the engine adopted in the prior art is small, the heat dissipation requirement caused by relative sliding between the cam and the tappet body cannot be met in time, a sufficient lubricating oil film cannot be formed, boundary friction is generated, the tappet body and the cam are subjected to corresponding abrasion, the subsequent use effect is influenced, and the service life is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lubricated mechanism of automobile engine tappet body to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lubricating mechanism of a tappet body of an automobile engine comprises a machine body, wherein a main oil duct is installed on one side in the machine body, an oil inlet channel is installed on the upper portion of the main oil duct, a tappet body is installed at one end, far away from the main oil duct, of the oil inlet channel, a sleeve is installed on the outer portion of the tappet body, the sleeve is fixedly connected and communicated with the top end of the tappet body, a group of grooves are formed in the outer portion of the tappet body, an oil cavity shell is installed on the lower portion of the tappet body, a cam is installed inside the oil cavity shell and connected with the tappet body, a plurality of oil outlets are formed in the peripheral portion of the extending section of the tappet body, oil drainage openings are formed in the lower portion of the oil outlets and the peripheral portion of the tappet body, a group of branch oil ducts are installed on the side wall of the oil cavity shell, and a nozzle cavity, and the nozzle cavity is communicated with the branch oil duct through a conveying oil duct.

Preferably, lubricating oil is adsorbed in the groove.

Preferably, the oil outlets arranged on two sides of the tappet body are communicated with the oil branch passages.

Preferably, the nozzle chamber faces the junction of the cam and the tappet body.

Preferably, the oil drainage port is communicated with the inside of the oil cavity shell.

Preferably, the nozzle chamber is made of aluminum material for injecting lubricating oil.

Compared with the prior art, the beneficial effects of the utility model are that: through the main oil duct, the oil feed way pours lubricating oil into the outside sleeve inner wall of tappet body into, at the recess of the surface design of tappet body, conveniently form certain lubricating oil film when lubricating oil is flowing to the oil cavity shell, guarantee to carry out effective heat dissipation in the friction, wherein get into lubricating oil partly through the branch oil way that the oil-out got into both sides in the organism, start the nozzle chamber and begin to erupt a certain amount of lubricating oil, lubrication between tappet body and the cam when guaranteeing the engine start, reducing wear, the lubricating oil of another part can directly get into the oil cavity shell through the draining mouth, play lubricated effect.

The utility model has the advantages of simple overall structure, reasonable in design, the practicality is strong, through communicating lubricated mechanism for tappet body and cam are when producing the boundary friction, and corresponding wearing and tearing reduce, and the lubricating oil film that forms certain thickness simultaneously takes away the heat that certain friction produced, effectively dispels the heat, effectively promotes holistic life, guarantees subsequent result of use, has advantages such as excellent in use effect.

Drawings

Fig. 1 is a schematic view of the overall structure of a lubricating mechanism of a tappet body of an automobile engine according to the present invention;

fig. 2 is the utility model relates to an enlarged structure schematic diagram of a department in the lubricating mechanism picture 1 of automobile engine tappet body.

In the figure: 1. a body; 2. a main oil gallery; 3. an oil inlet channel; 4. a tappet body; 5. a sleeve; 6. a groove; 7. an oil cavity housing; 8. a cam; 9. an oil outlet; 10. an oil drainage port; 11. a branch oil passage; 12. a nozzle chamber; 13. and a delivery oil duct.

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. 1-2, the present invention provides a technical solution: a lubricating mechanism of an automobile engine tappet body comprises a machine body 1, wherein a main oil duct 2 is installed on one side in the machine body 1, an oil inlet channel 3 is installed on the upper portion of the main oil duct 2, a tappet body 4 is installed on one end, far away from the main oil duct 2, of the oil inlet channel 3, a sleeve 5 is installed on the outer portion of the tappet body 4, the sleeve 5 is fixedly connected and communicated with the top end of the tappet body 4, a group of grooves 6 is formed in the outer portion of the tappet body 4, an oil cavity shell 7 is installed on the lower portion of the tappet body 4, a cam 8 is installed inside the oil cavity shell 7 and connected with the tappet body 4, a plurality of oil outlets 9 are formed in the peripheral portion of an extending section of the tappet body 4, oil drain ports 10 are formed in the lower portion of the oil outlets 9 and in the peripheral portion of the tappet body 4, a group of branch oil ducts 11 are installed, the nozzle cavity 12 is communicated with the branch oil channel 11 through a delivery oil channel 13;

lubricating oil is adsorbed in the groove 6, oil outlets 9 arranged on two sides of the tappet body 4 are communicated with a branch oil channel 11, a nozzle cavity 12 faces the joint of the cam 8 and the tappet body 4, an oil drain opening 10 is communicated with the inside of an oil cavity shell 7, the nozzle cavity 12 is made of aluminum materials and is used for spraying the lubricating oil, the lubricating oil is injected into the inner wall of the sleeve 5 outside the tappet body 4 through the main oil channel 2 and the oil inlet channel 3, the groove 6 is designed on the outer surface of the tappet body 4, a certain lubricating oil film is conveniently formed when the lubricating oil flows to the oil cavity shell 7, effective heat dissipation is ensured during friction, wherein one part of the lubricating oil entering the machine body 1 enters the branch oil channels 11 on the two sides through the oil outlets 9, a certain amount of lubricating oil is sprayed when the nozzle cavity 12 is started, the lubrication between the tappet body and the cam 8 is ensured during the starting of an engine, the abrasion is reduced, the other part of the lubricating, play lubricated effect, the utility model has the advantages of simple overall structure, reasonable in design, the practicality is strong, through communicating lubricated mechanism for tappet body and cam 8 when producing the boundary friction, corresponding wearing and tearing reduce, and the lubricating oil film that forms certain thickness simultaneously takes away the heat that certain friction produced, effectively dispels the heat, effectively promotes holistic life, guarantees subsequent result of use, has excellent in use effect.

The working principle is as follows: the utility model discloses a when using, through main oil duct 2, oil feed way 3 pours lubricating oil into the 5 inner walls of 4 outside sleeves of tappet body into, at the recess 6 of the surface design of tappet body 4, conveniently form certain lubricating oil film when flowing to oil chamber shell 7 at lubricating oil, ensure to carry out effective heat dissipation in the friction, wherein get into lubricating oil partly through oil-out 9 among the organism 1 and get into a oil way 11 of both sides, start nozzle chamber 12 and begin to erupt a certain amount of lubricating oil, guarantee the lubrication between tappet body and the cam 8 when the engine starts, reducing wear, the lubricating oil of another part can directly get into oil chamber shell 7 through draining mouth 10, play lubricated effect, the device overall design is reasonable, and has the advantages of easy operation, high durability and convenient use, excellent use effect and the like.

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 a lubricated mechanism of automobile engine tappet body, includes organism (1), its characterized in that: a main oil duct (2) is installed on one side in the machine body (1), an oil inlet duct (3) is installed on the upper portion of the main oil duct (2), a tappet body (4) is installed at one end, far away from the main oil duct (2), of the oil inlet duct (3), a sleeve (5) is installed on the outer portion of the tappet body (4), the sleeve (5) is fixedly connected and communicated with the top end of the tappet body (4), a group of grooves (6) are formed in the outer portion of the tappet body (4), an oil cavity shell (7) is installed on the lower portion of the tappet body (4), a cam (8) is installed inside the oil cavity shell (7), the cam (8) is connected with the tappet body (4), a plurality of oil outlets (9) are formed in the peripheral portion of the extension section of the tappet body (4), oil discharge ports (10) are also formed in the lower portion of the oil outlets (9) and in the peripheral portion of the tappet body (4, a group of branch oil ducts (11) are installed on the side wall of the oil chamber shell (7), a nozzle chamber (12) is installed on the end face, close to the side wall, of the group of branch oil ducts (11), and the nozzle chamber (12) is communicated with the branch oil ducts (11) through conveying oil ducts (13).

2. The lubrication mechanism for an automotive engine tappet according to claim 1, wherein: lubricating oil is adsorbed in the groove (6).

3. The lubrication mechanism for an automotive engine tappet according to claim 1, wherein: the oil outlets (9) arranged on two sides of the tappet body (4) are communicated with the branch oil ducts (11).

4. The lubrication mechanism for an automotive engine tappet according to claim 1, wherein: the nozzle cavity (12) faces the joint of the cam (8) and the tappet body (4).

5. The lubrication mechanism for an automotive engine tappet according to claim 1, wherein: the oil drainage port (10) is communicated with the inside of the oil cavity shell (7).

6. The lubrication mechanism for an automotive engine tappet according to claim 1, wherein: the nozzle cavity (12) is made of aluminum material and is used for spraying lubricating oil.