CN208010476U - A kind of split type chain chamber cover sealing structure of engine - Google Patents
A kind of split type chain chamber cover sealing structure of engine Download PDFInfo
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- CN208010476U CN208010476U CN201820032137.9U CN201820032137U CN208010476U CN 208010476 U CN208010476 U CN 208010476U CN 201820032137 U CN201820032137 U CN 201820032137U CN 208010476 U CN208010476 U CN 208010476U
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- faying face
- chamber cover
- sealed
- chain chamber
- cover
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Abstract
The utility model provides a kind of split type chain chamber cover sealing structure of engine, chain chamber cover includes upper chain chamber cover and lower chain room the cover, upper chain chamber cover is connect with cylinder head, with the first sealed faying face and the second sealed faying face with cylinder head sealing assembly, lower chain room the cover is connect with cylinder block, include with the third sealed faying face and the 4th sealed faying face, sealing structure with cylinder block sealing assembly：The first seal groove being formed on the first sealed faying face；Prominent be formed in cylinder head extends seal with the cylinder head to fit with the second sealed faying face；The second seal groove being formed on third sealed faying face；And prominent be formed in cylinder block extends seal with the cylinder block to fit with the 4th sealed faying face.The utility model is simple and reasonable, and convenient for assembly, sealed reliable can prevent engine T-type faying face seal failure from engine inner engine oil being caused to leak.
Description
Technical field
The utility model belongs to technical field of automobile engine, is related to a kind of split type chain chamber cover sealing knot of engine
Structure.
Background technology
Engine T-type joint surface is primarily referred to as between three engine cylinder block, cylinder head and chain chamber cover parts
Sealing engagement face because faying face shape is similar to T-type, normally referred to as T-type joint surface.
Since the needs of parts lubrication, internal cavity have machine oil, the lubrication of parts thereof inside automobile engine
Mode is to splash to lubricate, therefore in engine working process, internal cavity is full of mist of oil.Automobile engine is in use
Rotating speed and load condition are changeable, exist simultaneously and shut down operating mode for a long time, and parts temperature and load change amplitude are big, therefore send out
There is deformation in each parts in motivation T-type joint surface, cause the seal failure of T-type joint surface in practical work process.
Currently used engine T-type faying face is sealed with two kinds of sealing structures of gasket and gluing, and wherein the former seals
Reliably, but complicated, cost is higher.It is simple to apply glue sealing structure, it is at low cost, but there is structure more in existing encapsulation scheme
Complexity is not easy to production control or the problems such as there are limitations for application scenario.
It would therefore be highly desirable to need offer a kind of simple and reasonable, convenient for assembly, the automobile engine of sealed reliable is split type
Chain chamber cover sealing structure, to solve the problems, such as that engine T-type faying face seal failure causes engine inner engine oil to leak.
Utility model content
In view of the above technical problems, the utility model provides a kind of split type chain chamber cover sealing structure of engine, should
Simple and reasonable, convenient for assembly, sealed reliable can prevent engine T-type faying face seal failure from leading to machine in engine
Oil seepage.
The technical solution adopted in the utility model is：
The utility model embodiment provides a kind of split type chain chamber cover sealing structure of engine, the chain chamber cover
Including upper chain chamber cover and lower chain room the cover, the upper chain chamber cover is connect with cylinder head, is had and the cylinder head
Seal the first sealed faying face and the second sealed faying face of assembly, lower chain room the cover connect with cylinder block, with
The third sealed faying face and the 4th sealed faying face of the cylinder block sealing assembly, the sealing structure include：It is formed in institute
State the first seal groove on the first sealed faying face；It is prominent be formed in the cylinder head with the second sealed faying face phase
The cylinder head of fitting extends seal；The second seal groove being formed on the third sealed faying face；And protrusion is formed in
Seal is extended with the cylinder block to fit with the 4th sealed faying face in the cylinder block.
Optionally, first sealed faying face is formed in the side of the upper chain chamber cover, the second sealing knot
Conjunction face is formed in the bottom of the upper chain chamber cover.
Optionally, the third sealed faying face is formed in the side of lower chain room the cover, the 4th sealing knot
Conjunction face is formed in the top of the upper chain chamber cover.
Optionally, the side of the upper chain chamber cover is bolted with the cylinder head, the lower chain room cover
The side of lid is bolted with the cylinder block.
The split type chain chamber cover sealing structure of engine that the utility model embodiment provides, due to by chain chamber cover
Chain chamber cover and lower chain room the cover are split into, while cylinder block is respectively designed with extension seal with cylinder head, extended
Seal makes to be complete flat seal between cylinder block and cylinder head, and chain chamber cover and cylinder block, cylinder head are also respectively
Complete flat seal, so that the cross sealed face that original three parts are formed is split as 2 complete flat seals
Face can improve the adaptability to deformation, and effectively ensure the sealing of T-type faying face, simple in structure, be readily produced.
Description of the drawings
Fig. 1 is the stereogram for the split type chain chamber cover sealing structure of engine that the utility model embodiment provides；
Fig. 2 is the front view for the split type chain chamber cover sealing structure of engine that the utility model embodiment provides；
Fig. 3 is the vertical view for the split type chain chamber cover sealing structure of engine that the utility model embodiment provides；
Fig. 4 is the left view for the split type chain chamber cover sealing structure of engine that the utility model embodiment provides.
Specific implementation mode
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
Fig. 1 is the stereogram for the split type chain chamber cover sealing structure of engine that the utility model embodiment provides；Fig. 2
For the front view for the split type chain chamber cover sealing structure of engine that the utility model embodiment provides；Fig. 3 is that this practicality is new
The vertical view for the split type chain chamber cover sealing structure of engine that type embodiment provides；Fig. 4 carries for the utility model embodiment
The left view of the split type chain chamber cover sealing structure of engine of confession.
The split type chain chamber cover sealing structure of engine that the utility model embodiment provides, is mainly used for engine
Chain chamber cover be sealed.As shown in Figures 1 to 4, the chain chamber cover of the utility model embodiment includes upper chain chamber
The cover 1 and lower chain room the cover 2, the upper chain chamber cover 1 are connect with cylinder head 3, are had to seal with the cylinder head and be assembled
The first sealed faying face and the second sealed faying face, lower chain room the cover 2 connect with cylinder block 4, has and the gas
The third sealed faying face and the 4th sealed faying face of cylinder body sealing assembly, the sealing structure include：It is formed in described first
The first seal groove on sealed faying face；Protrusion is formed in the cylinder head to fit with second sealed faying face
Cylinder head extends seal 31；The second seal groove being formed on the third sealed faying face；And it is prominent be formed in it is described
Seal 41 is extended with the cylinder block to fit with the 4th sealed faying face in cylinder block.
Further, first sealed faying face is formed in the side of the upper chain chamber cover 1, second sealing
Faying face is formed in the bottom of the upper chain chamber cover, i.e., the side of upper chain chamber cover and the side of cylinder head pass through first
Seal groove and realize sealing, the bottom of upper chain chamber cover passes through the second sealed faying face and cylinder head extends between seal 31
Fit closely and realize sealing.First seal groove can be arranged along the length of the first sealed faying face or be combined along the first sealing
The circumferential direction in face is arranged, wherein liquid sealant or solid sealant are may be provided with, such as sealing strip, sealing ring etc..Institute
Stating the side of chain chamber cover 1 can be bolted with the cylinder head 3.
Further, the third sealed faying face is formed in the side of lower chain room the cover 2, the 4th sealing
Faying face is formed in the top of the upper chain chamber cover, i.e. the side of lower chain room the cover and the side of cylinder block passes through second
Seal groove and realize sealing, the top of lower chain room the cover passes through the 4th sealed faying face and cylinder block extends between seal 41
Fit closely and realize sealing.Second seal groove, which can be arranged along the length of third sealed faying face or be sealed along third, to be combined
The circumferential direction in face is arranged, wherein liquid sealant or solid sealant are may be provided with, such as sealing strip, sealing ring etc..Institute
Stating the side of lower chain room the cover 2 can be bolted with the cylinder block 4.
In the present invention, cylinder head extend seal 31 and cylinder block extend seal 41 can respectively with cylinder head 3
It is integrally formed with cylinder block 4.
In addition, can be bolted between cylinder head 3 and cylinder block 4 together, sealed faying face between the two can
It is sealed by gasket, naturally it is also possible to be sealed by liquid sealant.
All sealed faying faces in the utility model can be processed to be formed by the method for cutting.
In the present invention, chain chamber cover, cylinder head and cylinder block can be in engine assembly in the prior art
Structure, unlike, chain chamber cover is split into two parts, but function does not become, therefore, for simplicity, this reality
They are discussed in detail with novel omission.As shown in figures 1 and 3, upper chain chamber cover 1, lower chain room the cover 2, cylinder head 3
After being completed with the assembly of cylinder block 4, transmission mechanism working seal chamber 5 in engine is formed.
To sum up, in the split type chain chamber cover sealing structure of engine that the utility model embodiment provides, chain chamber cover
Lid use split-type design, i.e., original integral chain room the cover is split as 2, respectively with cylinder block, cylinder head
Form sealing mating surface.Cylinder block is respectively designed with seal with cylinder head simultaneously, which makes cylinder block and cylinder head
Between be complete flat seal, chain chamber cover and cylinder block, cylinder head are also respectively complete flat seal.
Embodiment described above, only specific embodiment of the present utility model, to illustrate the technology of the utility model
Scheme, rather than its limitations, the scope of protection of the utility model are not limited thereto, although with reference to the foregoing embodiments to this practicality
It is novel to be described in detail, it will be understood by those of ordinary skill in the art that：Any technology people for being familiar with the art
Member within the technical scope disclosed by the utility model, can still modify to the technical solution recorded in previous embodiment
Or variation or equivalent replacement of some of the technical features can be readily occurred in；And these modifications, variation or replacement,
The spirit and scope for the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution should all cover at this
Within the protection domain of utility model.Therefore, the scope of protection of the utility model is answered described is with scope of the claims
It is accurate.
Claims (4)
1. a kind of split type chain chamber cover sealing structure of engine, which is characterized in that the chain chamber cover includes upper chain
Room the cover and lower chain room the cover, the upper chain chamber cover are connect with cylinder head, are had and cylinder head sealing assembly
First sealed faying face and the second sealed faying face, lower chain room the cover are connect with cylinder block, are had and the cylinder block
The third sealed faying face and the 4th sealed faying face of assembly are sealed, the sealing structure includes：It is formed in first sealing
The first seal groove on faying face；The prominent cylinder being formed in the cylinder head to fit with second sealed faying face
Lid extends seal；The second seal groove being formed on the third sealed faying face；And protrusion is formed in the cylinder block
On seal extended with the cylinder block that fits with the 4th sealed faying face.
2. sealing structure according to claim 1, which is characterized in that first sealed faying face is formed in the cochain
The side of room the cover, second sealed faying face are formed in the bottom of the upper chain chamber cover.
3. sealing structure according to claim 1, which is characterized in that the third sealed faying face is formed in the lower chain
The side of room the cover, the 4th sealed faying face are formed in the top of the upper chain chamber cover.
4. sealing structure according to claim 1, which is characterized in that the side of the upper chain chamber cover and the cylinder
Lid is bolted, and side and the cylinder block of lower chain room the cover are bolted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820032137.9U CN208010476U (en) | 2018-01-09 | 2018-01-09 | A kind of split type chain chamber cover sealing structure of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820032137.9U CN208010476U (en) | 2018-01-09 | 2018-01-09 | A kind of split type chain chamber cover sealing structure of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208010476U true CN208010476U (en) | 2018-10-26 |
Family
ID=63882441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820032137.9U Active CN208010476U (en) | 2018-01-09 | 2018-01-09 | A kind of split type chain chamber cover sealing structure of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208010476U (en) |
-
2018
- 2018-01-09 CN CN201820032137.9U patent/CN208010476U/en active Active
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